Merge branches 'iommu/fixes', 'x86/vt-d', 'x86/amd', 'ppc/pamu', 'core' and 'arm/tegra' into next
diff --git a/Documentation/DocBook/device-drivers.tmpl b/Documentation/DocBook/device-drivers.tmpl
index 7514dbf..c36892c 100644
--- a/Documentation/DocBook/device-drivers.tmpl
+++ b/Documentation/DocBook/device-drivers.tmpl
@@ -227,7 +227,7 @@
<chapter id="uart16x50">
<title>16x50 UART Driver</title>
!Edrivers/tty/serial/serial_core.c
-!Edrivers/tty/serial/8250/8250.c
+!Edrivers/tty/serial/8250/8250_core.c
</chapter>
<chapter id="fbdev">
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 4609e81..47bb23c 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -596,9 +596,6 @@
is selected automatically. Check
Documentation/kdump/kdump.txt for further details.
- crashkernel_low=size[KMG]
- [KNL, x86] parts under 4G.
-
crashkernel=range1:size1[,range2:size2,...][@offset]
[KNL] Same as above, but depends on the memory
in the running system. The syntax of range is
@@ -606,6 +603,26 @@
a memory unit (amount[KMG]). See also
Documentation/kdump/kdump.txt for an example.
+ crashkernel=size[KMG],high
+ [KNL, x86_64] range could be above 4G. Allow kernel
+ to allocate physical memory region from top, so could
+ be above 4G if system have more than 4G ram installed.
+ Otherwise memory region will be allocated below 4G, if
+ available.
+ It will be ignored if crashkernel=X is specified.
+ crashkernel=size[KMG],low
+ [KNL, x86_64] range under 4G. When crashkernel=X,high
+ is passed, kernel could allocate physical memory region
+ above 4G, that cause second kernel crash on system
+ that require some amount of low memory, e.g. swiotlb
+ requires at least 64M+32K low memory. Kernel would
+ try to allocate 72M below 4G automatically.
+ This one let user to specify own low range under 4G
+ for second kernel instead.
+ 0: to disable low allocation.
+ It will be ignored when crashkernel=X,high is not used
+ or memory reserved is below 4G.
+
cs89x0_dma= [HW,NET]
Format: <dma>
@@ -788,6 +805,12 @@
edd= [EDD]
Format: {"off" | "on" | "skip[mbr]"}
+ efi_no_storage_paranoia [EFI; X86]
+ Using this parameter you can use more than 50% of
+ your efi variable storage. Use this parameter only if
+ you are really sure that your UEFI does sane gc and
+ fulfills the spec otherwise your board may brick.
+
eisa_irq_edge= [PARISC,HW]
See header of drivers/parisc/eisa.c.
@@ -1226,6 +1249,20 @@
iucv= [HW,NET]
+ ivrs_ioapic [HW,X86_64]
+ Provide an override to the IOAPIC-ID<->DEVICE-ID
+ mapping provided in the IVRS ACPI table. For
+ example, to map IOAPIC-ID decimal 10 to
+ PCI device 00:14.0 write the parameter as:
+ ivrs_ioapic[10]=00:14.0
+
+ ivrs_hpet [HW,X86_64]
+ Provide an override to the HPET-ID<->DEVICE-ID
+ mapping provided in the IVRS ACPI table. For
+ example, to map HPET-ID decimal 0 to
+ PCI device 00:14.0 write the parameter as:
+ ivrs_hpet[0]=00:14.0
+
js= [HW,JOY] Analog joystick
See Documentation/input/joystick.txt.
diff --git a/Documentation/scsi/LICENSE.qla2xxx b/Documentation/scsi/LICENSE.qla2xxx
index 27a91cf..5020b7b 100644
--- a/Documentation/scsi/LICENSE.qla2xxx
+++ b/Documentation/scsi/LICENSE.qla2xxx
@@ -1,4 +1,4 @@
-Copyright (c) 2003-2012 QLogic Corporation
+Copyright (c) 2003-2013 QLogic Corporation
QLogic Linux FC-FCoE Driver
This program includes a device driver for Linux 3.x.
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index 4499bd9..95731a0 100644
--- a/Documentation/sound/alsa/ALSA-Configuration.txt
+++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -890,9 +890,8 @@
enable_msi - Enable Message Signaled Interrupt (MSI) (default = off)
power_save - Automatic power-saving timeout (in second, 0 =
disable)
- power_save_controller - Support runtime D3 of HD-audio controller
- (-1 = on for supported chip (default), false = off,
- true = force to on even for unsupported hardware)
+ power_save_controller - Reset HD-audio controller in power-saving mode
+ (default = on)
align_buffer_size - Force rounding of buffer/period sizes to multiples
of 128 bytes. This is more efficient in terms of memory
access but isn't required by the HDA spec and prevents
diff --git a/MAINTAINERS b/MAINTAINERS
index 74e58a4..8bdd7a7 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4941,6 +4941,12 @@
S: Maintained
F: fs/logfs/
+LPC32XX MACHINE SUPPORT
+M: Roland Stigge <stigge@antcom.de>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+F: arch/arm/mach-lpc32xx/
+
LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)
M: Nagalakshmi Nandigama <Nagalakshmi.Nandigama@lsi.com>
M: Sreekanth Reddy <Sreekanth.Reddy@lsi.com>
@@ -5065,9 +5071,8 @@
F: drivers/net/ethernet/marvell/sk*
MARVELL LIBERTAS WIRELESS DRIVER
-M: Dan Williams <dcbw@redhat.com>
L: libertas-dev@lists.infradead.org
-S: Maintained
+S: Orphan
F: drivers/net/wireless/libertas/
MARVELL MV643XX ETHERNET DRIVER
@@ -5569,6 +5574,7 @@
F: include/uapi/linux/netdevice.h
NETXEN (1/10) GbE SUPPORT
+M: Manish Chopra <manish.chopra@qlogic.com>
M: Sony Chacko <sony.chacko@qlogic.com>
M: Rajesh Borundia <rajesh.borundia@qlogic.com>
L: netdev@vger.kernel.org
@@ -6625,7 +6631,7 @@
F: fs/reiserfs/
REGISTER MAP ABSTRACTION
-M: Mark Brown <broonie@opensource.wolfsonmicro.com>
+M: Mark Brown <broonie@kernel.org>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap.git
S: Supported
F: drivers/base/regmap/
@@ -6951,7 +6957,6 @@
SCTP PROTOCOL
M: Vlad Yasevich <vyasevich@gmail.com>
-M: Sridhar Samudrala <sri@us.ibm.com>
M: Neil Horman <nhorman@tuxdriver.com>
L: linux-sctp@vger.kernel.org
W: http://lksctp.sourceforge.net
@@ -7374,7 +7379,7 @@
SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEMENT (ASoC)
M: Liam Girdwood <lgirdwood@gmail.com>
-M: Mark Brown <broonie@opensource.wolfsonmicro.com>
+M: Mark Brown <broonie@kernel.org>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git
L: alsa-devel@alsa-project.org (moderated for non-subscribers)
W: http://alsa-project.org/main/index.php/ASoC
@@ -7463,7 +7468,7 @@
SPI SUBSYSTEM
M: Grant Likely <grant.likely@secretlab.ca>
-M: Mark Brown <broonie@opensource.wolfsonmicro.com>
+M: Mark Brown <broonie@kernel.org>
L: spi-devel-general@lists.sourceforge.net
Q: http://patchwork.kernel.org/project/spi-devel-general/list/
T: git git://git.secretlab.ca/git/linux-2.6.git
@@ -8708,7 +8713,7 @@
VOLTAGE AND CURRENT REGULATOR FRAMEWORK
M: Liam Girdwood <lrg@ti.com>
-M: Mark Brown <broonie@opensource.wolfsonmicro.com>
+M: Mark Brown <broonie@kernel.org>
W: http://opensource.wolfsonmicro.com/node/15
W: http://www.slimlogic.co.uk/?p=48
T: git git://git.kernel.org/pub/scm/linux/kernel/git/lrg/regulator.git
diff --git a/Makefile b/Makefile
index 58a165b..8fe6991 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 9
SUBLEVEL = 0
-EXTRAVERSION = -rc5
+EXTRAVERSION =
NAME = Unicycling Gorilla
# *DOCUMENTATION*
@@ -513,7 +513,8 @@
# Carefully list dependencies so we do not try to build scripts twice
# in parallel
PHONY += scripts
-scripts: scripts_basic include/config/auto.conf include/config/tristate.conf
+scripts: scripts_basic include/config/auto.conf include/config/tristate.conf \
+ asm-generic
$(Q)$(MAKE) $(build)=$(@)
# Objects we will link into vmlinux / subdirs we need to visit
diff --git a/arch/alpha/Makefile b/arch/alpha/Makefile
index 4759fe7..2cc3cc5 100644
--- a/arch/alpha/Makefile
+++ b/arch/alpha/Makefile
@@ -12,7 +12,7 @@
LDFLAGS_vmlinux := -static -N #-relax
CHECKFLAGS += -D__alpha__ -m64
-cflags-y := -pipe -mno-fp-regs -ffixed-8 -msmall-data
+cflags-y := -pipe -mno-fp-regs -ffixed-8
cflags-y += $(call cc-option, -fno-jump-tables)
cpuflags-$(CONFIG_ALPHA_EV4) := -mcpu=ev4
diff --git a/arch/alpha/include/asm/floppy.h b/arch/alpha/include/asm/floppy.h
index 46cefbd..bae97eb 100644
--- a/arch/alpha/include/asm/floppy.h
+++ b/arch/alpha/include/asm/floppy.h
@@ -26,7 +26,7 @@
#define fd_disable_irq() disable_irq(FLOPPY_IRQ)
#define fd_cacheflush(addr,size) /* nothing */
#define fd_request_irq() request_irq(FLOPPY_IRQ, floppy_interrupt,\
- IRQF_DISABLED, "floppy", NULL)
+ 0, "floppy", NULL)
#define fd_free_irq() free_irq(FLOPPY_IRQ, NULL)
#ifdef CONFIG_PCI
diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c
index 2872acc..7b2be25 100644
--- a/arch/alpha/kernel/irq.c
+++ b/arch/alpha/kernel/irq.c
@@ -117,13 +117,6 @@
return;
}
- /*
- * From here we must proceed with IPL_MAX. Note that we do not
- * explicitly enable interrupts afterwards - some MILO PALcode
- * (namely LX164 one) seems to have severe problems with RTI
- * at IPL 0.
- */
- local_irq_disable();
irq_enter();
generic_handle_irq_desc(irq, desc);
irq_exit();
diff --git a/arch/alpha/kernel/irq_alpha.c b/arch/alpha/kernel/irq_alpha.c
index 772ddfdb..f433fc1 100644
--- a/arch/alpha/kernel/irq_alpha.c
+++ b/arch/alpha/kernel/irq_alpha.c
@@ -45,6 +45,14 @@
unsigned long la_ptr, struct pt_regs *regs)
{
struct pt_regs *old_regs;
+
+ /*
+ * Disable interrupts during IRQ handling.
+ * Note that there is no matching local_irq_enable() due to
+ * severe problems with RTI at IPL0 and some MILO PALcode
+ * (namely LX164).
+ */
+ local_irq_disable();
switch (type) {
case 0:
#ifdef CONFIG_SMP
@@ -62,7 +70,6 @@
{
long cpu;
- local_irq_disable();
smp_percpu_timer_interrupt(regs);
cpu = smp_processor_id();
if (cpu != boot_cpuid) {
@@ -222,7 +229,6 @@
struct irqaction timer_irqaction = {
.handler = timer_interrupt,
- .flags = IRQF_DISABLED,
.name = "timer",
};
diff --git a/arch/alpha/kernel/sys_nautilus.c b/arch/alpha/kernel/sys_nautilus.c
index 4d4c046..1383f86 100644
--- a/arch/alpha/kernel/sys_nautilus.c
+++ b/arch/alpha/kernel/sys_nautilus.c
@@ -188,6 +188,10 @@
extern void free_reserved_mem(void *, void *);
extern void pcibios_claim_one_bus(struct pci_bus *);
+static struct resource irongate_io = {
+ .name = "Irongate PCI IO",
+ .flags = IORESOURCE_IO,
+};
static struct resource irongate_mem = {
.name = "Irongate PCI MEM",
.flags = IORESOURCE_MEM,
@@ -209,6 +213,7 @@
irongate = pci_get_bus_and_slot(0, 0);
bus->self = irongate;
+ bus->resource[0] = &irongate_io;
bus->resource[1] = &irongate_mem;
pci_bus_size_bridges(bus);
diff --git a/arch/alpha/kernel/sys_titan.c b/arch/alpha/kernel/sys_titan.c
index 5cf4a48..a53cf03 100644
--- a/arch/alpha/kernel/sys_titan.c
+++ b/arch/alpha/kernel/sys_titan.c
@@ -280,15 +280,15 @@
* all reported to the kernel as machine checks, so the handler
* is a nop so it can be called to count the individual events.
*/
- titan_request_irq(63+16, titan_intr_nop, IRQF_DISABLED,
+ titan_request_irq(63+16, titan_intr_nop, 0,
"CChip Error", NULL);
- titan_request_irq(62+16, titan_intr_nop, IRQF_DISABLED,
+ titan_request_irq(62+16, titan_intr_nop, 0,
"PChip 0 H_Error", NULL);
- titan_request_irq(61+16, titan_intr_nop, IRQF_DISABLED,
+ titan_request_irq(61+16, titan_intr_nop, 0,
"PChip 1 H_Error", NULL);
- titan_request_irq(60+16, titan_intr_nop, IRQF_DISABLED,
+ titan_request_irq(60+16, titan_intr_nop, 0,
"PChip 0 C_Error", NULL);
- titan_request_irq(59+16, titan_intr_nop, IRQF_DISABLED,
+ titan_request_irq(59+16, titan_intr_nop, 0,
"PChip 1 C_Error", NULL);
/*
@@ -348,9 +348,9 @@
* Hook a couple of extra err interrupts that the
* common titan code won't.
*/
- titan_request_irq(53+16, titan_intr_nop, IRQF_DISABLED,
+ titan_request_irq(53+16, titan_intr_nop, 0,
"NMI", NULL);
- titan_request_irq(50+16, titan_intr_nop, IRQF_DISABLED,
+ titan_request_irq(50+16, titan_intr_nop, 0,
"Temperature Warning", NULL);
/*
diff --git a/arch/arc/include/asm/irqflags.h b/arch/arc/include/asm/irqflags.h
index ccd8480..eac0716 100644
--- a/arch/arc/include/asm/irqflags.h
+++ b/arch/arc/include/asm/irqflags.h
@@ -39,7 +39,7 @@
" flag.nz %0 \n"
: "=r"(temp), "=r"(flags)
: "n"((STATUS_E1_MASK | STATUS_E2_MASK))
- : "cc");
+ : "memory", "cc");
return flags;
}
@@ -53,7 +53,8 @@
__asm__ __volatile__(
" flag %0 \n"
:
- : "r"(flags));
+ : "r"(flags)
+ : "memory");
}
/*
@@ -73,7 +74,8 @@
" and %0, %0, %1 \n"
" flag %0 \n"
: "=&r"(temp)
- : "n"(~(STATUS_E1_MASK | STATUS_E2_MASK)));
+ : "n"(~(STATUS_E1_MASK | STATUS_E2_MASK))
+ : "memory");
}
/*
@@ -85,7 +87,9 @@
__asm__ __volatile__(
" lr %0, [status32] \n"
- : "=&r"(temp));
+ : "=&r"(temp)
+ :
+ : "memory");
return temp;
}
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 13b7394..1cacda4 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1183,9 +1183,9 @@
default 8
config IWMMXT
- bool "Enable iWMMXt support"
+ bool "Enable iWMMXt support" if !CPU_PJ4
depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_PJ4
- default y if PXA27x || PXA3xx || ARCH_MMP
+ default y if PXA27x || PXA3xx || ARCH_MMP || CPU_PJ4
help
Enable support for iWMMXt context switching at run time if
running on a CPU that supports it.
@@ -1439,6 +1439,16 @@
to deadlock. This workaround puts DSB before executing ISB if
an abort may occur on cache maintenance.
+config ARM_ERRATA_798181
+ bool "ARM errata: TLBI/DSB failure on Cortex-A15"
+ depends on CPU_V7 && SMP
+ help
+ On Cortex-A15 (r0p0..r3p2) the TLBI*IS/DSB operations are not
+ adequately shooting down all use of the old entries. This
+ option enables the Linux kernel workaround for this erratum
+ which sends an IPI to the CPUs that are running the same ASID
+ as the one being invalidated.
+
endmenu
source "arch/arm/common/Kconfig"
diff --git a/arch/arm/boot/dts/armada-370-mirabox.dts b/arch/arm/boot/dts/armada-370-mirabox.dts
index dd0c57d..3234875 100644
--- a/arch/arm/boot/dts/armada-370-mirabox.dts
+++ b/arch/arm/boot/dts/armada-370-mirabox.dts
@@ -54,7 +54,7 @@
};
mvsdio@d00d4000 {
- pinctrl-0 = <&sdio_pins2>;
+ pinctrl-0 = <&sdio_pins3>;
pinctrl-names = "default";
status = "okay";
/*
diff --git a/arch/arm/boot/dts/armada-370.dtsi b/arch/arm/boot/dts/armada-370.dtsi
index 8188d13..a195deb 100644
--- a/arch/arm/boot/dts/armada-370.dtsi
+++ b/arch/arm/boot/dts/armada-370.dtsi
@@ -59,6 +59,12 @@
"mpp50", "mpp51", "mpp52";
marvell,function = "sd0";
};
+
+ sdio_pins3: sdio-pins3 {
+ marvell,pins = "mpp48", "mpp49", "mpp50",
+ "mpp51", "mpp52", "mpp53";
+ marvell,function = "sd0";
+ };
};
gpio0: gpio@d0018100 {
diff --git a/arch/arm/boot/dts/dbx5x0.dtsi b/arch/arm/boot/dts/dbx5x0.dtsi
index 9de9309..aaa63d0 100644
--- a/arch/arm/boot/dts/dbx5x0.dtsi
+++ b/arch/arm/boot/dts/dbx5x0.dtsi
@@ -191,8 +191,8 @@
prcmu: prcmu@80157000 {
compatible = "stericsson,db8500-prcmu";
- reg = <0x80157000 0x1000>;
- reg-names = "prcmu";
+ reg = <0x80157000 0x1000>, <0x801b0000 0x8000>, <0x801b8000 0x1000>;
+ reg-names = "prcmu", "prcmu-tcpm", "prcmu-tcdm";
interrupts = <0 47 0x4>;
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/arm/boot/dts/imx28-m28evk.dts b/arch/arm/boot/dts/imx28-m28evk.dts
index 6ce3d17..fd36e1c 100644
--- a/arch/arm/boot/dts/imx28-m28evk.dts
+++ b/arch/arm/boot/dts/imx28-m28evk.dts
@@ -152,7 +152,6 @@
i2c0: i2c@80058000 {
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins_a>;
- clock-frequency = <400000>;
status = "okay";
sgtl5000: codec@0a {
diff --git a/arch/arm/boot/dts/imx28-sps1.dts b/arch/arm/boot/dts/imx28-sps1.dts
index e6cde8a..6c6a544 100644
--- a/arch/arm/boot/dts/imx28-sps1.dts
+++ b/arch/arm/boot/dts/imx28-sps1.dts
@@ -70,7 +70,6 @@
i2c0: i2c@80058000 {
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins_a>;
- clock-frequency = <400000>;
status = "okay";
rtc: rtc@51 {
diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
index 06ec460..281a223 100644
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi
@@ -91,6 +91,7 @@
compatible = "arm,cortex-a9-twd-timer";
reg = <0x00a00600 0x20>;
interrupts = <1 13 0xf01>;
+ clocks = <&clks 15>;
};
L2: l2-cache@00a02000 {
diff --git a/arch/arm/boot/dts/kirkwood-goflexnet.dts b/arch/arm/boot/dts/kirkwood-goflexnet.dts
index bd83b8f..c3573be 100644
--- a/arch/arm/boot/dts/kirkwood-goflexnet.dts
+++ b/arch/arm/boot/dts/kirkwood-goflexnet.dts
@@ -77,6 +77,7 @@
};
nand@3000000 {
+ chip-delay = <40>;
status = "okay";
partition@0 {
diff --git a/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts b/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts
index 93c3afb..3694e94 100644
--- a/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts
+++ b/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts
@@ -96,11 +96,11 @@
marvell,function = "gpio";
};
pmx_led_rebuild_brt_ctrl_1: pmx-led-rebuild-brt-ctrl-1 {
- marvell,pins = "mpp44";
+ marvell,pins = "mpp46";
marvell,function = "gpio";
};
pmx_led_rebuild_brt_ctrl_2: pmx-led-rebuild-brt-ctrl-2 {
- marvell,pins = "mpp45";
+ marvell,pins = "mpp47";
marvell,function = "gpio";
};
@@ -157,14 +157,14 @@
gpios = <&gpio0 16 0>;
linux,default-trigger = "default-on";
};
- health_led1 {
+ rebuild_led {
+ label = "status:white:rebuild_led";
+ gpios = <&gpio1 4 0>;
+ };
+ health_led {
label = "status:red:health_led";
gpios = <&gpio1 5 0>;
};
- health_led2 {
- label = "status:white:health_led";
- gpios = <&gpio1 4 0>;
- };
backup_led {
label = "status:blue:backup_led";
gpios = <&gpio0 15 0>;
diff --git a/arch/arm/boot/dts/orion5x.dtsi b/arch/arm/boot/dts/orion5x.dtsi
index 8aad00f..f7bec3b 100644
--- a/arch/arm/boot/dts/orion5x.dtsi
+++ b/arch/arm/boot/dts/orion5x.dtsi
@@ -13,6 +13,9 @@
compatible = "marvell,orion5x";
interrupt-parent = <&intc>;
+ aliases {
+ gpio0 = &gpio0;
+ };
intc: interrupt-controller {
compatible = "marvell,orion-intc", "marvell,intc";
interrupt-controller;
@@ -32,7 +35,9 @@
#gpio-cells = <2>;
gpio-controller;
reg = <0x10100 0x40>;
- ngpio = <32>;
+ ngpios = <32>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
interrupts = <6>, <7>, <8>, <9>;
};
@@ -91,7 +96,7 @@
reg = <0x90000 0x10000>,
<0xf2200000 0x800>;
reg-names = "regs", "sram";
- interrupts = <22>;
+ interrupts = <28>;
status = "okay";
};
};
diff --git a/arch/arm/include/asm/delay.h b/arch/arm/include/asm/delay.h
index 720799f..dff714d 100644
--- a/arch/arm/include/asm/delay.h
+++ b/arch/arm/include/asm/delay.h
@@ -24,7 +24,7 @@
void (*delay)(unsigned long);
void (*const_udelay)(unsigned long);
void (*udelay)(unsigned long);
- bool const_clock;
+ unsigned long ticks_per_jiffy;
} arm_delay_ops;
#define __delay(n) arm_delay_ops.delay(n)
diff --git a/arch/arm/include/asm/glue-cache.h b/arch/arm/include/asm/glue-cache.h
index cca9f15..ea289e1 100644
--- a/arch/arm/include/asm/glue-cache.h
+++ b/arch/arm/include/asm/glue-cache.h
@@ -19,14 +19,6 @@
#undef _CACHE
#undef MULTI_CACHE
-#if defined(CONFIG_CPU_CACHE_V3)
-# ifdef _CACHE
-# define MULTI_CACHE 1
-# else
-# define _CACHE v3
-# endif
-#endif
-
#if defined(CONFIG_CPU_CACHE_V4)
# ifdef _CACHE
# define MULTI_CACHE 1
diff --git a/arch/arm/include/asm/hardware/iop3xx.h b/arch/arm/include/asm/hardware/iop3xx.h
index 02fe2fb..ed94b1a 100644
--- a/arch/arm/include/asm/hardware/iop3xx.h
+++ b/arch/arm/include/asm/hardware/iop3xx.h
@@ -37,7 +37,7 @@
* IOP3XX processor registers
*/
#define IOP3XX_PERIPHERAL_PHYS_BASE 0xffffe000
-#define IOP3XX_PERIPHERAL_VIRT_BASE 0xfeffe000
+#define IOP3XX_PERIPHERAL_VIRT_BASE 0xfedfe000
#define IOP3XX_PERIPHERAL_SIZE 0x00002000
#define IOP3XX_PERIPHERAL_UPPER_PA (IOP3XX_PERIPHERAL_PHYS_BASE +\
IOP3XX_PERIPHERAL_SIZE - 1)
diff --git a/arch/arm/include/asm/highmem.h b/arch/arm/include/asm/highmem.h
index 8c5e828..91b99ab 100644
--- a/arch/arm/include/asm/highmem.h
+++ b/arch/arm/include/asm/highmem.h
@@ -41,6 +41,13 @@
#endif
#endif
+/*
+ * Needed to be able to broadcast the TLB invalidation for kmap.
+ */
+#ifdef CONFIG_ARM_ERRATA_798181
+#undef ARCH_NEEDS_KMAP_HIGH_GET
+#endif
+
#ifdef ARCH_NEEDS_KMAP_HIGH_GET
extern void *kmap_high_get(struct page *page);
#else
diff --git a/arch/arm/include/asm/mmu_context.h b/arch/arm/include/asm/mmu_context.h
index 863a661..a7b85e0 100644
--- a/arch/arm/include/asm/mmu_context.h
+++ b/arch/arm/include/asm/mmu_context.h
@@ -27,6 +27,8 @@
void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk);
#define init_new_context(tsk,mm) ({ atomic64_set(&mm->context.id, 0); 0; })
+DECLARE_PER_CPU(atomic64_t, active_asids);
+
#else /* !CONFIG_CPU_HAS_ASID */
#ifdef CONFIG_MMU
diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h
index 6ef8afd..86b8fe3 100644
--- a/arch/arm/include/asm/pgtable-3level.h
+++ b/arch/arm/include/asm/pgtable-3level.h
@@ -111,7 +111,7 @@
#define L_PTE_S2_MT_WRITETHROUGH (_AT(pteval_t, 0xa) << 2) /* MemAttr[3:0] */
#define L_PTE_S2_MT_WRITEBACK (_AT(pteval_t, 0xf) << 2) /* MemAttr[3:0] */
#define L_PTE_S2_RDONLY (_AT(pteval_t, 1) << 6) /* HAP[1] */
-#define L_PTE_S2_RDWR (_AT(pteval_t, 2) << 6) /* HAP[2:1] */
+#define L_PTE_S2_RDWR (_AT(pteval_t, 3) << 6) /* HAP[2:1] */
/*
* Hyp-mode PL2 PTE definitions for LPAE.
diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h
index 4db8c88..ab865e6 100644
--- a/arch/arm/include/asm/tlbflush.h
+++ b/arch/arm/include/asm/tlbflush.h
@@ -14,7 +14,6 @@
#include <asm/glue.h>
-#define TLB_V3_PAGE (1 << 0)
#define TLB_V4_U_PAGE (1 << 1)
#define TLB_V4_D_PAGE (1 << 2)
#define TLB_V4_I_PAGE (1 << 3)
@@ -22,7 +21,6 @@
#define TLB_V6_D_PAGE (1 << 5)
#define TLB_V6_I_PAGE (1 << 6)
-#define TLB_V3_FULL (1 << 8)
#define TLB_V4_U_FULL (1 << 9)
#define TLB_V4_D_FULL (1 << 10)
#define TLB_V4_I_FULL (1 << 11)
@@ -52,7 +50,6 @@
* =============
*
* We have the following to choose from:
- * v3 - ARMv3
* v4 - ARMv4 without write buffer
* v4wb - ARMv4 with write buffer without I TLB flush entry instruction
* v4wbi - ARMv4 with write buffer with I TLB flush entry instruction
@@ -330,7 +327,6 @@
if (tlb_flag(TLB_WB))
dsb();
- tlb_op(TLB_V3_FULL, "c6, c0, 0", zero);
tlb_op(TLB_V4_U_FULL | TLB_V6_U_FULL, "c8, c7, 0", zero);
tlb_op(TLB_V4_D_FULL | TLB_V6_D_FULL, "c8, c6, 0", zero);
tlb_op(TLB_V4_I_FULL | TLB_V6_I_FULL, "c8, c5, 0", zero);
@@ -351,9 +347,8 @@
if (tlb_flag(TLB_WB))
dsb();
- if (possible_tlb_flags & (TLB_V3_FULL|TLB_V4_U_FULL|TLB_V4_D_FULL|TLB_V4_I_FULL)) {
+ if (possible_tlb_flags & (TLB_V4_U_FULL|TLB_V4_D_FULL|TLB_V4_I_FULL)) {
if (cpumask_test_cpu(get_cpu(), mm_cpumask(mm))) {
- tlb_op(TLB_V3_FULL, "c6, c0, 0", zero);
tlb_op(TLB_V4_U_FULL, "c8, c7, 0", zero);
tlb_op(TLB_V4_D_FULL, "c8, c6, 0", zero);
tlb_op(TLB_V4_I_FULL, "c8, c5, 0", zero);
@@ -385,9 +380,8 @@
if (tlb_flag(TLB_WB))
dsb();
- if (possible_tlb_flags & (TLB_V3_PAGE|TLB_V4_U_PAGE|TLB_V4_D_PAGE|TLB_V4_I_PAGE|TLB_V4_I_FULL) &&
+ if (possible_tlb_flags & (TLB_V4_U_PAGE|TLB_V4_D_PAGE|TLB_V4_I_PAGE|TLB_V4_I_FULL) &&
cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) {
- tlb_op(TLB_V3_PAGE, "c6, c0, 0", uaddr);
tlb_op(TLB_V4_U_PAGE, "c8, c7, 1", uaddr);
tlb_op(TLB_V4_D_PAGE, "c8, c6, 1", uaddr);
tlb_op(TLB_V4_I_PAGE, "c8, c5, 1", uaddr);
@@ -418,7 +412,6 @@
if (tlb_flag(TLB_WB))
dsb();
- tlb_op(TLB_V3_PAGE, "c6, c0, 0", kaddr);
tlb_op(TLB_V4_U_PAGE, "c8, c7, 1", kaddr);
tlb_op(TLB_V4_D_PAGE, "c8, c6, 1", kaddr);
tlb_op(TLB_V4_I_PAGE, "c8, c5, 1", kaddr);
@@ -450,6 +443,21 @@
isb();
}
+#ifdef CONFIG_ARM_ERRATA_798181
+static inline void dummy_flush_tlb_a15_erratum(void)
+{
+ /*
+ * Dummy TLBIMVAIS. Using the unmapped address 0 and ASID 0.
+ */
+ asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (0));
+ dsb();
+}
+#else
+static inline void dummy_flush_tlb_a15_erratum(void)
+{
+}
+#endif
+
/*
* flush_pmd_entry
*
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index 3248cde..fefd7f9 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -276,7 +276,13 @@
*/
.macro mcount_enter
+/*
+ * This pad compensates for the push {lr} at the call site. Note that we are
+ * unable to unwind through a function which does not otherwise save its lr.
+ */
+ UNWIND(.pad #4)
stmdb sp!, {r0-r3, lr}
+ UNWIND(.save {r0-r3, lr})
.endm
.macro mcount_get_lr reg
@@ -289,6 +295,7 @@
.endm
ENTRY(__gnu_mcount_nc)
+UNWIND(.fnstart)
#ifdef CONFIG_DYNAMIC_FTRACE
mov ip, lr
ldmia sp!, {lr}
@@ -296,17 +303,22 @@
#else
__mcount
#endif
+UNWIND(.fnend)
ENDPROC(__gnu_mcount_nc)
#ifdef CONFIG_DYNAMIC_FTRACE
ENTRY(ftrace_caller)
+UNWIND(.fnstart)
__ftrace_caller
+UNWIND(.fnend)
ENDPROC(ftrace_caller)
#endif
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
ENTRY(ftrace_graph_caller)
+UNWIND(.fnstart)
__ftrace_graph_caller
+UNWIND(.fnend)
ENDPROC(ftrace_graph_caller)
#endif
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index e0eb9a1..8bac553 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -267,7 +267,7 @@
addne r6, r6, #1 << SECTION_SHIFT
strne r6, [r3]
-#if defined(CONFIG_LPAE) && defined(CONFIG_CPU_ENDIAN_BE8)
+#if defined(CONFIG_ARM_LPAE) && defined(CONFIG_CPU_ENDIAN_BE8)
sub r4, r4, #4 @ Fixup page table pointer
@ for 64-bit descriptors
#endif
diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c
index 96093b7..1fd749e 100644
--- a/arch/arm/kernel/hw_breakpoint.c
+++ b/arch/arm/kernel/hw_breakpoint.c
@@ -966,7 +966,7 @@
}
if (err) {
- pr_warning("CPU %d debug is powered down!\n", cpu);
+ pr_warn_once("CPU %d debug is powered down!\n", cpu);
cpumask_or(&debug_err_mask, &debug_err_mask, cpumask_of(cpu));
return;
}
@@ -987,7 +987,7 @@
isb();
if (cpumask_intersects(&debug_err_mask, cpumask_of(cpu))) {
- pr_warning("CPU %d failed to disable vector catch\n", cpu);
+ pr_warn_once("CPU %d failed to disable vector catch\n", cpu);
return;
}
@@ -1007,7 +1007,7 @@
}
if (cpumask_intersects(&debug_err_mask, cpumask_of(cpu))) {
- pr_warning("CPU %d failed to clear debug register pairs\n", cpu);
+ pr_warn_once("CPU %d failed to clear debug register pairs\n", cpu);
return;
}
@@ -1043,7 +1043,7 @@
return NOTIFY_OK;
}
-static struct notifier_block __cpuinitdata dbg_cpu_pm_nb = {
+static struct notifier_block dbg_cpu_pm_nb = {
.notifier_call = dbg_cpu_pm_notify,
};
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 146157d..8c3094d 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -253,7 +253,10 @@
struct arm_pmu *armpmu = to_arm_pmu(event->pmu);
struct pmu *leader_pmu = event->group_leader->pmu;
- if (event->pmu != leader_pmu || event->state <= PERF_EVENT_STATE_OFF)
+ if (event->pmu != leader_pmu || event->state < PERF_EVENT_STATE_OFF)
+ return 1;
+
+ if (event->state == PERF_EVENT_STATE_OFF && !event->attr.enable_on_exec)
return 1;
return armpmu->get_event_idx(hw_events, event) >= 0;
diff --git a/arch/arm/kernel/sched_clock.c b/arch/arm/kernel/sched_clock.c
index bd6f56b..59d2adb 100644
--- a/arch/arm/kernel/sched_clock.c
+++ b/arch/arm/kernel/sched_clock.c
@@ -45,12 +45,12 @@
static u32 __read_mostly (*read_sched_clock)(void) = jiffy_sched_clock_read;
-static inline u64 cyc_to_ns(u64 cyc, u32 mult, u32 shift)
+static inline u64 notrace cyc_to_ns(u64 cyc, u32 mult, u32 shift)
{
return (cyc * mult) >> shift;
}
-static unsigned long long cyc_to_sched_clock(u32 cyc, u32 mask)
+static unsigned long long notrace cyc_to_sched_clock(u32 cyc, u32 mask)
{
u64 epoch_ns;
u32 epoch_cyc;
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 3f6cbb2..234e339 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -56,7 +56,6 @@
#include <asm/virt.h>
#include "atags.h"
-#include "tcm.h"
#if defined(CONFIG_FPE_NWFPE) || defined(CONFIG_FPE_FASTFPE)
@@ -353,6 +352,23 @@
printk("%s", buf);
}
+static void __init cpuid_init_hwcaps(void)
+{
+ unsigned int divide_instrs;
+
+ if (cpu_architecture() < CPU_ARCH_ARMv7)
+ return;
+
+ divide_instrs = (read_cpuid_ext(CPUID_EXT_ISAR0) & 0x0f000000) >> 24;
+
+ switch (divide_instrs) {
+ case 2:
+ elf_hwcap |= HWCAP_IDIVA;
+ case 1:
+ elf_hwcap |= HWCAP_IDIVT;
+ }
+}
+
static void __init feat_v6_fixup(void)
{
int id = read_cpuid_id();
@@ -483,8 +499,11 @@
snprintf(elf_platform, ELF_PLATFORM_SIZE, "%s%c",
list->elf_name, ENDIANNESS);
elf_hwcap = list->elf_hwcap;
+
+ cpuid_init_hwcaps();
+
#ifndef CONFIG_ARM_THUMB
- elf_hwcap &= ~HWCAP_THUMB;
+ elf_hwcap &= ~(HWCAP_THUMB | HWCAP_IDIVT);
#endif
feat_v6_fixup();
@@ -524,7 +543,7 @@
size -= start & ~PAGE_MASK;
bank->start = PAGE_ALIGN(start);
-#ifndef CONFIG_LPAE
+#ifndef CONFIG_ARM_LPAE
if (bank->start + size < bank->start) {
printk(KERN_CRIT "Truncating memory at 0x%08llx to fit in "
"32-bit physical address space\n", (long long)start);
@@ -778,8 +797,6 @@
reserve_crashkernel();
- tcm_init();
-
#ifdef CONFIG_MULTI_IRQ_HANDLER
handle_arch_irq = mdesc->handle_irq;
#endif
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 79078ed..1f2cccc 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -673,9 +673,6 @@
if (freq->flags & CPUFREQ_CONST_LOOPS)
return NOTIFY_OK;
- if (arm_delay_ops.const_clock)
- return NOTIFY_OK;
-
if (!per_cpu(l_p_j_ref, cpu)) {
per_cpu(l_p_j_ref, cpu) =
per_cpu(cpu_data, cpu).loops_per_jiffy;
diff --git a/arch/arm/kernel/smp_tlb.c b/arch/arm/kernel/smp_tlb.c
index bd03005..e82e1d2 100644
--- a/arch/arm/kernel/smp_tlb.c
+++ b/arch/arm/kernel/smp_tlb.c
@@ -12,6 +12,7 @@
#include <asm/smp_plat.h>
#include <asm/tlbflush.h>
+#include <asm/mmu_context.h>
/**********************************************************************/
@@ -69,12 +70,72 @@
local_flush_bp_all();
}
+#ifdef CONFIG_ARM_ERRATA_798181
+static int erratum_a15_798181(void)
+{
+ unsigned int midr = read_cpuid_id();
+
+ /* Cortex-A15 r0p0..r3p2 affected */
+ if ((midr & 0xff0ffff0) != 0x410fc0f0 || midr > 0x413fc0f2)
+ return 0;
+ return 1;
+}
+#else
+static int erratum_a15_798181(void)
+{
+ return 0;
+}
+#endif
+
+static void ipi_flush_tlb_a15_erratum(void *arg)
+{
+ dmb();
+}
+
+static void broadcast_tlb_a15_erratum(void)
+{
+ if (!erratum_a15_798181())
+ return;
+
+ dummy_flush_tlb_a15_erratum();
+ smp_call_function_many(cpu_online_mask, ipi_flush_tlb_a15_erratum,
+ NULL, 1);
+}
+
+static void broadcast_tlb_mm_a15_erratum(struct mm_struct *mm)
+{
+ int cpu;
+ cpumask_t mask = { CPU_BITS_NONE };
+
+ if (!erratum_a15_798181())
+ return;
+
+ dummy_flush_tlb_a15_erratum();
+ for_each_online_cpu(cpu) {
+ if (cpu == smp_processor_id())
+ continue;
+ /*
+ * We only need to send an IPI if the other CPUs are running
+ * the same ASID as the one being invalidated. There is no
+ * need for locking around the active_asids check since the
+ * switch_mm() function has at least one dmb() (as required by
+ * this workaround) in case a context switch happens on
+ * another CPU after the condition below.
+ */
+ if (atomic64_read(&mm->context.id) ==
+ atomic64_read(&per_cpu(active_asids, cpu)))
+ cpumask_set_cpu(cpu, &mask);
+ }
+ smp_call_function_many(&mask, ipi_flush_tlb_a15_erratum, NULL, 1);
+}
+
void flush_tlb_all(void)
{
if (tlb_ops_need_broadcast())
on_each_cpu(ipi_flush_tlb_all, NULL, 1);
else
local_flush_tlb_all();
+ broadcast_tlb_a15_erratum();
}
void flush_tlb_mm(struct mm_struct *mm)
@@ -83,6 +144,7 @@
on_each_cpu_mask(mm_cpumask(mm), ipi_flush_tlb_mm, mm, 1);
else
local_flush_tlb_mm(mm);
+ broadcast_tlb_mm_a15_erratum(mm);
}
void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
@@ -95,6 +157,7 @@
&ta, 1);
} else
local_flush_tlb_page(vma, uaddr);
+ broadcast_tlb_mm_a15_erratum(vma->vm_mm);
}
void flush_tlb_kernel_page(unsigned long kaddr)
@@ -105,6 +168,7 @@
on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1);
} else
local_flush_tlb_kernel_page(kaddr);
+ broadcast_tlb_a15_erratum();
}
void flush_tlb_range(struct vm_area_struct *vma,
@@ -119,6 +183,7 @@
&ta, 1);
} else
local_flush_tlb_range(vma, start, end);
+ broadcast_tlb_mm_a15_erratum(vma->vm_mm);
}
void flush_tlb_kernel_range(unsigned long start, unsigned long end)
@@ -130,6 +195,7 @@
on_each_cpu(ipi_flush_tlb_kernel_range, &ta, 1);
} else
local_flush_tlb_kernel_range(start, end);
+ broadcast_tlb_a15_erratum();
}
void flush_bp_all(void)
diff --git a/arch/arm/kernel/tcm.c b/arch/arm/kernel/tcm.c
index 30ae6bb..f50f19e 100644
--- a/arch/arm/kernel/tcm.c
+++ b/arch/arm/kernel/tcm.c
@@ -17,7 +17,6 @@
#include <asm/mach/map.h>
#include <asm/memory.h>
#include <asm/system_info.h>
-#include "tcm.h"
static struct gen_pool *tcm_pool;
static bool dtcm_present;
diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index 5a93698..c1fe498 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -201,6 +201,7 @@
break;
case KVM_CAP_ARM_SET_DEVICE_ADDR:
r = 1;
+ break;
case KVM_CAP_NR_VCPUS:
r = num_online_cpus();
break;
diff --git a/arch/arm/kvm/coproc.c b/arch/arm/kvm/coproc.c
index 4ea9a98..7bed755 100644
--- a/arch/arm/kvm/coproc.c
+++ b/arch/arm/kvm/coproc.c
@@ -79,11 +79,11 @@
u32 val;
int cpu;
- cpu = get_cpu();
-
if (!p->is_write)
return read_from_write_only(vcpu, p);
+ cpu = get_cpu();
+
cpumask_setall(&vcpu->arch.require_dcache_flush);
cpumask_clear_cpu(cpu, &vcpu->arch.require_dcache_flush);
diff --git a/arch/arm/kvm/vgic.c b/arch/arm/kvm/vgic.c
index c9a1731..0e4cfe1 100644
--- a/arch/arm/kvm/vgic.c
+++ b/arch/arm/kvm/vgic.c
@@ -883,8 +883,7 @@
lr, irq, vgic_cpu->vgic_lr[lr]);
BUG_ON(!test_bit(lr, vgic_cpu->lr_used));
vgic_cpu->vgic_lr[lr] |= GICH_LR_PENDING_BIT;
-
- goto out;
+ return true;
}
/* Try to use another LR for this interrupt */
@@ -898,7 +897,6 @@
vgic_cpu->vgic_irq_lr_map[irq] = lr;
set_bit(lr, vgic_cpu->lr_used);
-out:
if (!vgic_irq_is_edge(vcpu, irq))
vgic_cpu->vgic_lr[lr] |= GICH_LR_EOI;
@@ -1018,21 +1016,6 @@
kvm_debug("MISR = %08x\n", vgic_cpu->vgic_misr);
- /*
- * We do not need to take the distributor lock here, since the only
- * action we perform is clearing the irq_active_bit for an EOIed
- * level interrupt. There is a potential race with
- * the queuing of an interrupt in __kvm_vgic_flush_hwstate(), where we
- * check if the interrupt is already active. Two possibilities:
- *
- * - The queuing is occurring on the same vcpu: cannot happen,
- * as we're already in the context of this vcpu, and
- * executing the handler
- * - The interrupt has been migrated to another vcpu, and we
- * ignore this interrupt for this run. Big deal. It is still
- * pending though, and will get considered when this vcpu
- * exits.
- */
if (vgic_cpu->vgic_misr & GICH_MISR_EOI) {
/*
* Some level interrupts have been EOIed. Clear their
@@ -1054,6 +1037,13 @@
} else {
vgic_cpu_irq_clear(vcpu, irq);
}
+
+ /*
+ * Despite being EOIed, the LR may not have
+ * been marked as empty.
+ */
+ set_bit(lr, (unsigned long *)vgic_cpu->vgic_elrsr);
+ vgic_cpu->vgic_lr[lr] &= ~GICH_LR_ACTIVE_BIT;
}
}
@@ -1064,9 +1054,8 @@
}
/*
- * Sync back the VGIC state after a guest run. We do not really touch
- * the distributor here (the irq_pending_on_cpu bit is safe to set),
- * so there is no need for taking its lock.
+ * Sync back the VGIC state after a guest run. The distributor lock is
+ * needed so we don't get preempted in the middle of the state processing.
*/
static void __kvm_vgic_sync_hwstate(struct kvm_vcpu *vcpu)
{
@@ -1112,10 +1101,14 @@
void kvm_vgic_sync_hwstate(struct kvm_vcpu *vcpu)
{
+ struct vgic_dist *dist = &vcpu->kvm->arch.vgic;
+
if (!irqchip_in_kernel(vcpu->kvm))
return;
+ spin_lock(&dist->lock);
__kvm_vgic_sync_hwstate(vcpu);
+ spin_unlock(&dist->lock);
}
int kvm_vgic_vcpu_pending_irq(struct kvm_vcpu *vcpu)
diff --git a/arch/arm/lib/delay.c b/arch/arm/lib/delay.c
index 6b93f6a..64dbfa5 100644
--- a/arch/arm/lib/delay.c
+++ b/arch/arm/lib/delay.c
@@ -58,7 +58,7 @@
static void __timer_const_udelay(unsigned long xloops)
{
unsigned long long loops = xloops;
- loops *= loops_per_jiffy;
+ loops *= arm_delay_ops.ticks_per_jiffy;
__timer_delay(loops >> UDELAY_SHIFT);
}
@@ -73,11 +73,13 @@
pr_info("Switching to timer-based delay loop\n");
delay_timer = timer;
lpj_fine = timer->freq / HZ;
- loops_per_jiffy = lpj_fine;
+
+ /* cpufreq may scale loops_per_jiffy, so keep a private copy */
+ arm_delay_ops.ticks_per_jiffy = lpj_fine;
arm_delay_ops.delay = __timer_delay;
arm_delay_ops.const_udelay = __timer_const_udelay;
arm_delay_ops.udelay = __timer_udelay;
- arm_delay_ops.const_clock = true;
+
delay_calibrated = true;
} else {
pr_info("Ignoring duplicate/late registration of read_current_timer delay\n");
diff --git a/arch/arm/mach-cns3xxx/core.c b/arch/arm/mach-cns3xxx/core.c
index e698f26..52e4bb5 100644
--- a/arch/arm/mach-cns3xxx/core.c
+++ b/arch/arm/mach-cns3xxx/core.c
@@ -22,19 +22,9 @@
static struct map_desc cns3xxx_io_desc[] __initdata = {
{
- .virtual = CNS3XXX_TC11MP_TWD_BASE_VIRT,
- .pfn = __phys_to_pfn(CNS3XXX_TC11MP_TWD_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }, {
- .virtual = CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT,
- .pfn = __phys_to_pfn(CNS3XXX_TC11MP_GIC_CPU_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }, {
- .virtual = CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT,
- .pfn = __phys_to_pfn(CNS3XXX_TC11MP_GIC_DIST_BASE),
- .length = SZ_4K,
+ .virtual = CNS3XXX_TC11MP_SCU_BASE_VIRT,
+ .pfn = __phys_to_pfn(CNS3XXX_TC11MP_SCU_BASE),
+ .length = SZ_8K,
.type = MT_DEVICE,
}, {
.virtual = CNS3XXX_TIMER1_2_3_BASE_VIRT,
diff --git a/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h b/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h
index 191c8e5..b1021aa 100644
--- a/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h
+++ b/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h
@@ -94,10 +94,10 @@
#define RTC_INTR_STS_OFFSET 0x34
#define CNS3XXX_MISC_BASE 0x76000000 /* Misc Control */
-#define CNS3XXX_MISC_BASE_VIRT 0xFFF07000 /* Misc Control */
+#define CNS3XXX_MISC_BASE_VIRT 0xFB000000 /* Misc Control */
#define CNS3XXX_PM_BASE 0x77000000 /* Power Management Control */
-#define CNS3XXX_PM_BASE_VIRT 0xFFF08000
+#define CNS3XXX_PM_BASE_VIRT 0xFB001000
#define PM_CLK_GATE_OFFSET 0x00
#define PM_SOFT_RST_OFFSET 0x04
@@ -109,7 +109,7 @@
#define PM_PLL_HM_PD_OFFSET 0x1C
#define CNS3XXX_UART0_BASE 0x78000000 /* UART 0 */
-#define CNS3XXX_UART0_BASE_VIRT 0xFFF09000
+#define CNS3XXX_UART0_BASE_VIRT 0xFB002000
#define CNS3XXX_UART1_BASE 0x78400000 /* UART 1 */
#define CNS3XXX_UART1_BASE_VIRT 0xFFF0A000
@@ -130,7 +130,7 @@
#define CNS3XXX_I2S_BASE_VIRT 0xFFF10000
#define CNS3XXX_TIMER1_2_3_BASE 0x7C800000 /* Timer */
-#define CNS3XXX_TIMER1_2_3_BASE_VIRT 0xFFF10800
+#define CNS3XXX_TIMER1_2_3_BASE_VIRT 0xFB003000
#define TIMER1_COUNTER_OFFSET 0x00
#define TIMER1_AUTO_RELOAD_OFFSET 0x04
@@ -227,16 +227,16 @@
* Testchip peripheral and fpga gic regions
*/
#define CNS3XXX_TC11MP_SCU_BASE 0x90000000 /* IRQ, Test chip */
-#define CNS3XXX_TC11MP_SCU_BASE_VIRT 0xFF000000
+#define CNS3XXX_TC11MP_SCU_BASE_VIRT 0xFB004000
#define CNS3XXX_TC11MP_GIC_CPU_BASE 0x90000100 /* Test chip interrupt controller CPU interface */
-#define CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT 0xFF000100
+#define CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x100)
#define CNS3XXX_TC11MP_TWD_BASE 0x90000600
-#define CNS3XXX_TC11MP_TWD_BASE_VIRT 0xFF000600
+#define CNS3XXX_TC11MP_TWD_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x600)
#define CNS3XXX_TC11MP_GIC_DIST_BASE 0x90001000 /* Test chip interrupt controller distributor */
-#define CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT 0xFF001000
+#define CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x1000)
#define CNS3XXX_TC11MP_L220_BASE 0x92002000 /* L220 registers */
#define CNS3XXX_TC11MP_L220_BASE_VIRT 0xFF002000
diff --git a/arch/arm/mach-ep93xx/include/mach/uncompress.h b/arch/arm/mach-ep93xx/include/mach/uncompress.h
index d2afb4dd..b5cc77d 100644
--- a/arch/arm/mach-ep93xx/include/mach/uncompress.h
+++ b/arch/arm/mach-ep93xx/include/mach/uncompress.h
@@ -47,9 +47,13 @@
static inline void putc(int c)
{
- /* Transmit fifo not full? */
- while (__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF)
- ;
+ int i;
+
+ for (i = 0; i < 10000; i++) {
+ /* Transmit fifo not full? */
+ if (!(__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF))
+ break;
+ }
__raw_writeb(c, PHYS_UART_DATA);
}
diff --git a/arch/arm/mach-highbank/hotplug.c b/arch/arm/mach-highbank/hotplug.c
index f30c528..890cae2 100644
--- a/arch/arm/mach-highbank/hotplug.c
+++ b/arch/arm/mach-highbank/hotplug.c
@@ -28,13 +28,11 @@
*/
void __ref highbank_cpu_die(unsigned int cpu)
{
- flush_cache_all();
-
highbank_set_cpu_jump(cpu, phys_to_virt(0));
+
+ flush_cache_louis();
highbank_set_core_pwr();
- cpu_do_idle();
-
- /* We should never return from idle */
- panic("highbank: cpu %d unexpectedly exit from shutdown\n", cpu);
+ while (1)
+ cpu_do_idle();
}
diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c
index e13a8fa..2193c83 100644
--- a/arch/arm/mach-imx/clk-imx35.c
+++ b/arch/arm/mach-imx/clk-imx35.c
@@ -257,6 +257,7 @@
clk_register_clkdev(clk[wdog_gate], NULL, "imx2-wdt.0");
clk_register_clkdev(clk[nfc_div], NULL, "imx25-nand.0");
clk_register_clkdev(clk[csi_gate], NULL, "mx3-camera.0");
+ clk_register_clkdev(clk[admux_gate], "audmux", NULL);
clk_prepare_enable(clk[spba_gate]);
clk_prepare_enable(clk[gpio1_gate]);
@@ -265,6 +266,7 @@
clk_prepare_enable(clk[iim_gate]);
clk_prepare_enable(clk[emi_gate]);
clk_prepare_enable(clk[max_gate]);
+ clk_prepare_enable(clk[iomuxc_gate]);
/*
* SCC is needed to boot via mmc after a watchdog reset. The clock code
diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
index 2f9ff93..d38e54f 100644
--- a/arch/arm/mach-imx/clk-imx6q.c
+++ b/arch/arm/mach-imx/clk-imx6q.c
@@ -115,7 +115,7 @@
static const char *gpu3d_core_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd2_396m", };
static const char *gpu3d_shader_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd9_720m", };
static const char *ipu_sels[] = { "mmdc_ch0_axi", "pll2_pfd2_396m", "pll3_120m", "pll3_pfd1_540m", };
-static const char *ldb_di_sels[] = { "pll5_video", "pll2_pfd0_352m", "pll2_pfd2_396m", "mmdc_ch1_axi", "pll3_pfd1_540m", };
+static const char *ldb_di_sels[] = { "pll5_video", "pll2_pfd0_352m", "pll2_pfd2_396m", "mmdc_ch1_axi", "pll3_usb_otg", };
static const char *ipu_di_pre_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll5_video", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll3_pfd1_540m", };
static const char *ipu1_di0_sels[] = { "ipu1_di0_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
static const char *ipu1_di1_sels[] = { "ipu1_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
@@ -443,7 +443,6 @@
clk_register_clkdev(clk[gpt_ipg], "ipg", "imx-gpt.0");
clk_register_clkdev(clk[gpt_ipg_per], "per", "imx-gpt.0");
- clk_register_clkdev(clk[twd], NULL, "smp_twd");
clk_register_clkdev(clk[cko1_sel], "cko1_sel", NULL);
clk_register_clkdev(clk[ahb], "ahb", NULL);
clk_register_clkdev(clk[cko1], "cko1", NULL);
diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h
index 5a800bf..5bf4a97 100644
--- a/arch/arm/mach-imx/common.h
+++ b/arch/arm/mach-imx/common.h
@@ -110,6 +110,8 @@
extern void imx_enable_cpu(int cpu, bool enable);
extern void imx_set_cpu_jump(int cpu, void *jump_addr);
+extern u32 imx_get_cpu_arg(int cpu);
+extern void imx_set_cpu_arg(int cpu, u32 arg);
extern void v7_cpu_resume(void);
extern u32 *pl310_get_save_ptr(void);
#ifdef CONFIG_SMP
diff --git a/arch/arm/mach-imx/hotplug.c b/arch/arm/mach-imx/hotplug.c
index 7bc5fe1..361a253 100644
--- a/arch/arm/mach-imx/hotplug.c
+++ b/arch/arm/mach-imx/hotplug.c
@@ -46,11 +46,23 @@
void imx_cpu_die(unsigned int cpu)
{
cpu_enter_lowpower();
+ /*
+ * We use the cpu jumping argument register to sync with
+ * imx_cpu_kill() which is running on cpu0 and waiting for
+ * the register being cleared to kill the cpu.
+ */
+ imx_set_cpu_arg(cpu, ~0);
cpu_do_idle();
}
int imx_cpu_kill(unsigned int cpu)
{
+ unsigned long timeout = jiffies + msecs_to_jiffies(50);
+
+ while (imx_get_cpu_arg(cpu) == 0)
+ if (time_after(jiffies, timeout))
+ return 0;
imx_enable_cpu(cpu, false);
+ imx_set_cpu_arg(cpu, 0);
return 1;
}
diff --git a/arch/arm/mach-imx/src.c b/arch/arm/mach-imx/src.c
index e15f155..09a742f 100644
--- a/arch/arm/mach-imx/src.c
+++ b/arch/arm/mach-imx/src.c
@@ -43,6 +43,18 @@
src_base + SRC_GPR1 + cpu * 8);
}
+u32 imx_get_cpu_arg(int cpu)
+{
+ cpu = cpu_logical_map(cpu);
+ return readl_relaxed(src_base + SRC_GPR1 + cpu * 8 + 4);
+}
+
+void imx_set_cpu_arg(int cpu, u32 arg)
+{
+ cpu = cpu_logical_map(cpu);
+ writel_relaxed(arg, src_base + SRC_GPR1 + cpu * 8 + 4);
+}
+
void imx_src_prepare_restart(void)
{
u32 val;
diff --git a/arch/arm/mach-kirkwood/board-iomega_ix2_200.c b/arch/arm/mach-kirkwood/board-iomega_ix2_200.c
index f655b26..e5f7041 100644
--- a/arch/arm/mach-kirkwood/board-iomega_ix2_200.c
+++ b/arch/arm/mach-kirkwood/board-iomega_ix2_200.c
@@ -20,10 +20,15 @@
.duplex = DUPLEX_FULL,
};
+static struct mv643xx_eth_platform_data iomega_ix2_200_ge01_data = {
+ .phy_addr = MV643XX_ETH_PHY_ADDR(11),
+};
+
void __init iomega_ix2_200_init(void)
{
/*
* Basic setup. Needs to be called early.
*/
- kirkwood_ge01_init(&iomega_ix2_200_ge00_data);
+ kirkwood_ge00_init(&iomega_ix2_200_ge00_data);
+ kirkwood_ge01_init(&iomega_ix2_200_ge01_data);
}
diff --git a/arch/arm/mach-kirkwood/guruplug-setup.c b/arch/arm/mach-kirkwood/guruplug-setup.c
index 1c6e736..08dd739 100644
--- a/arch/arm/mach-kirkwood/guruplug-setup.c
+++ b/arch/arm/mach-kirkwood/guruplug-setup.c
@@ -53,6 +53,8 @@
static struct mvsdio_platform_data guruplug_mvsdio_data = {
/* unfortunately the CD signal has not been connected */
+ .gpio_card_detect = -1,
+ .gpio_write_protect = -1,
};
static struct gpio_led guruplug_led_pins[] = {
diff --git a/arch/arm/mach-kirkwood/openrd-setup.c b/arch/arm/mach-kirkwood/openrd-setup.c
index 8ddd69f..6a6eb54 100644
--- a/arch/arm/mach-kirkwood/openrd-setup.c
+++ b/arch/arm/mach-kirkwood/openrd-setup.c
@@ -55,6 +55,7 @@
static struct mvsdio_platform_data openrd_mvsdio_data = {
.gpio_card_detect = 29, /* MPP29 used as SD card detect */
+ .gpio_write_protect = -1,
};
static unsigned int openrd_mpp_config[] __initdata = {
diff --git a/arch/arm/mach-kirkwood/rd88f6281-setup.c b/arch/arm/mach-kirkwood/rd88f6281-setup.c
index c7d93b4..d242231 100644
--- a/arch/arm/mach-kirkwood/rd88f6281-setup.c
+++ b/arch/arm/mach-kirkwood/rd88f6281-setup.c
@@ -69,6 +69,7 @@
static struct mvsdio_platform_data rd88f6281_mvsdio_data = {
.gpio_card_detect = 28,
+ .gpio_write_protect = -1,
};
static unsigned int rd88f6281_mpp_config[] __initdata = {
diff --git a/arch/arm/mach-msm/timer.c b/arch/arm/mach-msm/timer.c
index 2969027..f9fd77e 100644
--- a/arch/arm/mach-msm/timer.c
+++ b/arch/arm/mach-msm/timer.c
@@ -62,7 +62,10 @@
{
u32 ctrl = readl_relaxed(event_base + TIMER_ENABLE);
- writel_relaxed(0, event_base + TIMER_CLEAR);
+ ctrl &= ~TIMER_ENABLE_EN;
+ writel_relaxed(ctrl, event_base + TIMER_ENABLE);
+
+ writel_relaxed(ctrl, event_base + TIMER_CLEAR);
writel_relaxed(cycles, event_base + TIMER_MATCH_VAL);
writel_relaxed(ctrl | TIMER_ENABLE_EN, event_base + TIMER_ENABLE);
return 0;
diff --git a/arch/arm/mach-mvebu/irq-armada-370-xp.c b/arch/arm/mach-mvebu/irq-armada-370-xp.c
index 274ff58..d5970f5 100644
--- a/arch/arm/mach-mvebu/irq-armada-370-xp.c
+++ b/arch/arm/mach-mvebu/irq-armada-370-xp.c
@@ -44,6 +44,8 @@
#define ARMADA_370_XP_MAX_PER_CPU_IRQS (28)
+#define ARMADA_370_XP_TIMER0_PER_CPU_IRQ (5)
+
#define ACTIVE_DOORBELLS (8)
static DEFINE_RAW_SPINLOCK(irq_controller_lock);
@@ -59,36 +61,26 @@
*/
static void armada_370_xp_irq_mask(struct irq_data *d)
{
-#ifdef CONFIG_SMP
irq_hw_number_t hwirq = irqd_to_hwirq(d);
- if (hwirq > ARMADA_370_XP_MAX_PER_CPU_IRQS)
+ if (hwirq != ARMADA_370_XP_TIMER0_PER_CPU_IRQ)
writel(hwirq, main_int_base +
ARMADA_370_XP_INT_CLEAR_ENABLE_OFFS);
else
writel(hwirq, per_cpu_int_base +
ARMADA_370_XP_INT_SET_MASK_OFFS);
-#else
- writel(irqd_to_hwirq(d),
- per_cpu_int_base + ARMADA_370_XP_INT_SET_MASK_OFFS);
-#endif
}
static void armada_370_xp_irq_unmask(struct irq_data *d)
{
-#ifdef CONFIG_SMP
irq_hw_number_t hwirq = irqd_to_hwirq(d);
- if (hwirq > ARMADA_370_XP_MAX_PER_CPU_IRQS)
+ if (hwirq != ARMADA_370_XP_TIMER0_PER_CPU_IRQ)
writel(hwirq, main_int_base +
ARMADA_370_XP_INT_SET_ENABLE_OFFS);
else
writel(hwirq, per_cpu_int_base +
ARMADA_370_XP_INT_CLEAR_MASK_OFFS);
-#else
- writel(irqd_to_hwirq(d),
- per_cpu_int_base + ARMADA_370_XP_INT_CLEAR_MASK_OFFS);
-#endif
}
#ifdef CONFIG_SMP
@@ -144,10 +136,14 @@
unsigned int virq, irq_hw_number_t hw)
{
armada_370_xp_irq_mask(irq_get_irq_data(virq));
- writel(hw, main_int_base + ARMADA_370_XP_INT_SET_ENABLE_OFFS);
+ if (hw != ARMADA_370_XP_TIMER0_PER_CPU_IRQ)
+ writel(hw, per_cpu_int_base +
+ ARMADA_370_XP_INT_CLEAR_MASK_OFFS);
+ else
+ writel(hw, main_int_base + ARMADA_370_XP_INT_SET_ENABLE_OFFS);
irq_set_status_flags(virq, IRQ_LEVEL);
- if (hw < ARMADA_370_XP_MAX_PER_CPU_IRQS) {
+ if (hw == ARMADA_370_XP_TIMER0_PER_CPU_IRQ) {
irq_set_percpu_devid(virq);
irq_set_chip_and_handler(virq, &armada_370_xp_irq_chip,
handle_percpu_devid_irq);
diff --git a/arch/arm/mach-omap1/clock_data.c b/arch/arm/mach-omap1/clock_data.c
index cb7c6ae..6c4f766 100644
--- a/arch/arm/mach-omap1/clock_data.c
+++ b/arch/arm/mach-omap1/clock_data.c
@@ -543,15 +543,6 @@
/* Direct from ULPD, no parent */
.rate = 48000000,
.enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG),
- .enable_bit = USB_REQ_EN_SHIFT,
-};
-
-static struct clk usb_dc_ck7xx = {
- .name = "usb_dc_ck",
- .ops = &clkops_generic,
- /* Direct from ULPD, no parent */
- .rate = 48000000,
- .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG),
.enable_bit = SOFT_USB_OTG_DPLL_REQ_SHIFT,
};
@@ -727,8 +718,7 @@
CLK(NULL, "usb_clko", &usb_clko, CK_16XX | CK_1510 | CK_310),
CLK(NULL, "usb_hhc_ck", &usb_hhc_ck1510, CK_1510 | CK_310),
CLK(NULL, "usb_hhc_ck", &usb_hhc_ck16xx, CK_16XX),
- CLK(NULL, "usb_dc_ck", &usb_dc_ck, CK_16XX),
- CLK(NULL, "usb_dc_ck", &usb_dc_ck7xx, CK_7XX),
+ CLK(NULL, "usb_dc_ck", &usb_dc_ck, CK_16XX | CK_7XX),
CLK(NULL, "mclk", &mclk_1510, CK_1510 | CK_310),
CLK(NULL, "mclk", &mclk_16xx, CK_16XX),
CLK(NULL, "bclk", &bclk_1510, CK_1510 | CK_310),
diff --git a/arch/arm/mach-omap2/cclock44xx_data.c b/arch/arm/mach-omap2/cclock44xx_data.c
index 3d58f33..0c6834a 100644
--- a/arch/arm/mach-omap2/cclock44xx_data.c
+++ b/arch/arm/mach-omap2/cclock44xx_data.c
@@ -52,6 +52,13 @@
*/
#define OMAP4_DPLL_ABE_DEFFREQ 98304000
+/*
+ * OMAP4 USB DPLL default frequency. In OMAP4430 TRM version V, section
+ * "3.6.3.9.5 DPLL_USB Preferred Settings" shows that the preferred
+ * locked frequency for the USB DPLL is 960MHz.
+ */
+#define OMAP4_DPLL_USB_DEFFREQ 960000000
+
/* Root clocks */
DEFINE_CLK_FIXED_RATE(extalt_clkin_ck, CLK_IS_ROOT, 59000000, 0x0);
@@ -1011,6 +1018,10 @@
OMAP4430_CM_L3INIT_MMC2_CLKCTRL, OMAP4430_CLKSEL_MASK,
hsmmc1_fclk_parents, func_dmic_abe_gfclk_ops);
+DEFINE_CLK_GATE(ocp2scp_usb_phy_phy_48m, "func_48m_fclk", &func_48m_fclk, 0x0,
+ OMAP4430_CM_L3INIT_USBPHYOCP2SCP_CLKCTRL,
+ OMAP4430_OPTFCLKEN_PHY_48M_SHIFT, 0x0, NULL);
+
DEFINE_CLK_GATE(sha2md5_fck, "l3_div_ck", &l3_div_ck, 0x0,
OMAP4430_CM_L4SEC_SHA2MD51_CLKCTRL,
OMAP4430_MODULEMODE_SWCTRL_SHIFT, 0x0, NULL);
@@ -1538,6 +1549,7 @@
CLK(NULL, "per_mcbsp4_gfclk", &per_mcbsp4_gfclk, CK_443X),
CLK(NULL, "hsmmc1_fclk", &hsmmc1_fclk, CK_443X),
CLK(NULL, "hsmmc2_fclk", &hsmmc2_fclk, CK_443X),
+ CLK(NULL, "ocp2scp_usb_phy_phy_48m", &ocp2scp_usb_phy_phy_48m, CK_443X),
CLK(NULL, "sha2md5_fck", &sha2md5_fck, CK_443X),
CLK(NULL, "slimbus1_fclk_1", &slimbus1_fclk_1, CK_443X),
CLK(NULL, "slimbus1_fclk_0", &slimbus1_fclk_0, CK_443X),
@@ -1705,5 +1717,13 @@
if (rc)
pr_err("%s: failed to configure ABE DPLL!\n", __func__);
+ /*
+ * Lock USB DPLL on OMAP4 devices so that the L3INIT power
+ * domain can transition to retention state when not in use.
+ */
+ rc = clk_set_rate(&dpll_usb_ck, OMAP4_DPLL_USB_DEFFREQ);
+ if (rc)
+ pr_err("%s: failed to configure USB DPLL!\n", __func__);
+
return 0;
}
diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index 40f4a03..d6ba13e 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -293,5 +293,8 @@
struct omap_hwmod;
extern int omap_dss_reset(struct omap_hwmod *);
+/* SoC specific clock initializer */
+extern int (*omap_clk_init)(void);
+
#endif /* __ASSEMBLER__ */
#endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 2c3fdd6..5c445ca 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -55,6 +55,12 @@
#include "prm44xx.h"
/*
+ * omap_clk_init: points to a function that does the SoC-specific
+ * clock initializations
+ */
+int (*omap_clk_init)(void);
+
+/*
* The machine specific code may provide the extra mapping besides the
* default mapping provided here.
*/
@@ -397,7 +403,7 @@
omap242x_clockdomains_init();
omap2420_hwmod_init();
omap_hwmod_init_postsetup();
- omap2420_clk_init();
+ omap_clk_init = omap2420_clk_init;
}
void __init omap2420_init_late(void)
@@ -427,7 +433,7 @@
omap243x_clockdomains_init();
omap2430_hwmod_init();
omap_hwmod_init_postsetup();
- omap2430_clk_init();
+ omap_clk_init = omap2430_clk_init;
}
void __init omap2430_init_late(void)
@@ -462,7 +468,7 @@
omap3xxx_clockdomains_init();
omap3xxx_hwmod_init();
omap_hwmod_init_postsetup();
- omap3xxx_clk_init();
+ omap_clk_init = omap3xxx_clk_init;
}
void __init omap3430_init_early(void)
@@ -500,7 +506,7 @@
omap3xxx_clockdomains_init();
omap3xxx_hwmod_init();
omap_hwmod_init_postsetup();
- omap3xxx_clk_init();
+ omap_clk_init = omap3xxx_clk_init;
}
void __init omap3_init_late(void)
@@ -568,7 +574,7 @@
am33xx_clockdomains_init();
am33xx_hwmod_init();
omap_hwmod_init_postsetup();
- am33xx_clk_init();
+ omap_clk_init = am33xx_clk_init;
}
#endif
@@ -593,7 +599,7 @@
omap44xx_clockdomains_init();
omap44xx_hwmod_init();
omap_hwmod_init_postsetup();
- omap4xxx_clk_init();
+ omap_clk_init = omap4xxx_clk_init;
}
void __init omap4430_init_late(void)
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index c2c798c..a202a47 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -1368,7 +1368,9 @@
}
if (sf & SYSC_HAS_MIDLEMODE) {
- if (oh->flags & HWMOD_SWSUP_MSTANDBY) {
+ if (oh->flags & HWMOD_FORCE_MSTANDBY) {
+ idlemode = HWMOD_IDLEMODE_FORCE;
+ } else if (oh->flags & HWMOD_SWSUP_MSTANDBY) {
idlemode = HWMOD_IDLEMODE_NO;
} else {
if (sf & SYSC_HAS_ENAWAKEUP)
@@ -1440,7 +1442,8 @@
}
if (sf & SYSC_HAS_MIDLEMODE) {
- if (oh->flags & HWMOD_SWSUP_MSTANDBY) {
+ if ((oh->flags & HWMOD_SWSUP_MSTANDBY) ||
+ (oh->flags & HWMOD_FORCE_MSTANDBY)) {
idlemode = HWMOD_IDLEMODE_FORCE;
} else {
if (sf & SYSC_HAS_ENAWAKEUP)
diff --git a/arch/arm/mach-omap2/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h
index d43d9b6..d5dc935 100644
--- a/arch/arm/mach-omap2/omap_hwmod.h
+++ b/arch/arm/mach-omap2/omap_hwmod.h
@@ -427,8 +427,8 @@
*
* HWMOD_SWSUP_SIDLE: omap_hwmod code should manually bring module in and out
* of idle, rather than relying on module smart-idle
- * HWMOD_SWSUP_MSTDBY: omap_hwmod code should manually bring module in and out
- * of standby, rather than relying on module smart-standby
+ * HWMOD_SWSUP_MSTANDBY: omap_hwmod code should manually bring module in and
+ * out of standby, rather than relying on module smart-standby
* HWMOD_INIT_NO_RESET: don't reset this module at boot - important for
* SDRAM controller, etc. XXX probably belongs outside the main hwmod file
* XXX Should be HWMOD_SETUP_NO_RESET
@@ -459,6 +459,10 @@
* correctly, or this is being abused to deal with some PM latency
* issues -- but we're currently suffering from a shortage of
* folks who are able to track these issues down properly.
+ * HWMOD_FORCE_MSTANDBY: Always keep MIDLEMODE bits cleared so that device
+ * is kept in force-standby mode. Failing to do so causes PM problems
+ * with musb on OMAP3630 at least. Note that musb has a dedicated register
+ * to control MSTANDBY signal when MIDLEMODE is set to force-standby.
*/
#define HWMOD_SWSUP_SIDLE (1 << 0)
#define HWMOD_SWSUP_MSTANDBY (1 << 1)
@@ -471,6 +475,7 @@
#define HWMOD_16BIT_REG (1 << 8)
#define HWMOD_EXT_OPT_MAIN_CLK (1 << 9)
#define HWMOD_BLOCK_WFI (1 << 10)
+#define HWMOD_FORCE_MSTANDBY (1 << 11)
/*
* omap_hwmod._int_flags definitions
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index ac7e03e..5112d04 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -1707,9 +1707,14 @@
* Erratum ID: i479 idle_req / idle_ack mechanism potentially
* broken when autoidle is enabled
* workaround is to disable the autoidle bit at module level.
+ *
+ * Enabling the device in any other MIDLEMODE setting but force-idle
+ * causes core_pwrdm not enter idle states at least on OMAP3630.
+ * Note that musb has OTG_FORCESTDBY register that controls MSTANDBY
+ * signal when MIDLEMODE is set to force-idle.
*/
.flags = HWMOD_NO_OCP_AUTOIDLE | HWMOD_SWSUP_SIDLE
- | HWMOD_SWSUP_MSTANDBY,
+ | HWMOD_FORCE_MSTANDBY,
};
/* usb_otg_hs */
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index 0e47d2e..eaba9dc 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -2719,7 +2719,17 @@
.name = "ocp2scp_usb_phy",
.class = &omap44xx_ocp2scp_hwmod_class,
.clkdm_name = "l3_init_clkdm",
- .main_clk = "func_48m_fclk",
+ /*
+ * ocp2scp_usb_phy_phy_48m is provided by the OMAP4 PRCM IP
+ * block as an "optional clock," and normally should never be
+ * specified as the main_clk for an OMAP IP block. However it
+ * turns out that this clock is actually the main clock for
+ * the ocp2scp_usb_phy IP block:
+ * http://lists.infradead.org/pipermail/linux-arm-kernel/2012-September/119943.html
+ * So listing ocp2scp_usb_phy_phy_48m as a main_clk here seems
+ * to be the best workaround.
+ */
+ .main_clk = "ocp2scp_usb_phy_phy_48m",
.prcm = {
.omap4 = {
.clkctrl_offs = OMAP4_CM_L3INIT_USBPHYOCP2SCP_CLKCTRL_OFFSET,
diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c
index 2bdd4cf..f62b509 100644
--- a/arch/arm/mach-omap2/timer.c
+++ b/arch/arm/mach-omap2/timer.c
@@ -547,6 +547,8 @@
clksrc_nr, clksrc_src) \
void __init omap##name##_gptimer_timer_init(void) \
{ \
+ if (omap_clk_init) \
+ omap_clk_init(); \
omap_dmtimer_init(); \
omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \
omap2_gptimer_clocksource_init((clksrc_nr), clksrc_src); \
@@ -556,6 +558,8 @@
clksrc_nr, clksrc_src) \
void __init omap##name##_sync32k_timer_init(void) \
{ \
+ if (omap_clk_init) \
+ omap_clk_init(); \
omap_dmtimer_init(); \
omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \
/* Enable the use of clocksource="gp_timer" kernel parameter */ \
diff --git a/arch/arm/mach-s3c24xx/include/mach/irqs.h b/arch/arm/mach-s3c24xx/include/mach/irqs.h
index b7a9f4d..1e73f5f 100644
--- a/arch/arm/mach-s3c24xx/include/mach/irqs.h
+++ b/arch/arm/mach-s3c24xx/include/mach/irqs.h
@@ -188,10 +188,8 @@
#if defined(CONFIG_CPU_S3C2416)
#define NR_IRQS (IRQ_S3C2416_I2S1 + 1)
-#elif defined(CONFIG_CPU_S3C2443)
-#define NR_IRQS (IRQ_S3C2443_AC97+1)
#else
-#define NR_IRQS (IRQ_S3C2440_AC97+1)
+#define NR_IRQS (IRQ_S3C2443_AC97 + 1)
#endif
/* compatibility define. */
diff --git a/arch/arm/mach-s3c24xx/irq.c b/arch/arm/mach-s3c24xx/irq.c
index cb9f5e0..d8ba9be 100644
--- a/arch/arm/mach-s3c24xx/irq.c
+++ b/arch/arm/mach-s3c24xx/irq.c
@@ -500,7 +500,7 @@
base = (void *)0xfd000000;
intc->reg_mask = base + 0xa4;
- intc->reg_pending = base + 0x08;
+ intc->reg_pending = base + 0xa8;
irq_num = 20;
irq_start = S3C2410_IRQ(32);
irq_offset = 4;
diff --git a/arch/arm/mach-ux500/board-mop500-sdi.c b/arch/arm/mach-ux500/board-mop500-sdi.c
index 051b62c..7f2cb6c 100644
--- a/arch/arm/mach-ux500/board-mop500-sdi.c
+++ b/arch/arm/mach-ux500/board-mop500-sdi.c
@@ -81,7 +81,6 @@
#endif
struct mmci_platform_data mop500_sdi0_data = {
- .ios_handler = mop500_sdi0_ios_handler,
.ocr_mask = MMC_VDD_29_30,
.f_max = 50000000,
.capabilities = MMC_CAP_4_BIT_DATA |
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index b034578..87d2d7b 100644
--- a/arch/arm/mach-ux500/board-mop500.c
+++ b/arch/arm/mach-ux500/board-mop500.c
@@ -12,6 +12,7 @@
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
+#include <linux/clk.h>
#include <linux/io.h>
#include <linux/i2c.h>
#include <linux/platform_data/i2c-nomadik.h>
@@ -439,6 +440,15 @@
regulator_put(prox_regulator);
}
+void mop500_snowball_ethernet_clock_enable(void)
+{
+ struct clk *clk;
+
+ clk = clk_get_sys("fsmc", NULL);
+ if (!IS_ERR(clk))
+ clk_prepare_enable(clk);
+}
+
static struct cryp_platform_data u8500_cryp1_platform_data = {
.mem_to_engine = {
.dir = STEDMA40_MEM_TO_PERIPH,
@@ -683,6 +693,8 @@
mop500_audio_init(parent);
mop500_uart_init(parent);
+ mop500_snowball_ethernet_clock_enable();
+
/* This board has full regulator constraints */
regulator_has_full_constraints();
}
diff --git a/arch/arm/mach-ux500/board-mop500.h b/arch/arm/mach-ux500/board-mop500.h
index eaa605f..d38951b 100644
--- a/arch/arm/mach-ux500/board-mop500.h
+++ b/arch/arm/mach-ux500/board-mop500.h
@@ -104,6 +104,7 @@
void __init snowball_pinmaps_init(void);
void __init hrefv60_pinmaps_init(void);
void mop500_audio_init(struct device *parent);
+void mop500_snowball_ethernet_clock_enable(void);
int __init mop500_uib_init(void);
void mop500_uib_i2c_add(int busnum, struct i2c_board_info *info,
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index 19235cf..f1a5818 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -312,9 +312,10 @@
/* Pinmaps must be in place before devices register */
if (of_machine_is_compatible("st-ericsson,mop500"))
mop500_pinmaps_init();
- else if (of_machine_is_compatible("calaosystems,snowball-a9500"))
+ else if (of_machine_is_compatible("calaosystems,snowball-a9500")) {
snowball_pinmaps_init();
- else if (of_machine_is_compatible("st-ericsson,hrefv60+"))
+ mop500_snowball_ethernet_clock_enable();
+ } else if (of_machine_is_compatible("st-ericsson,hrefv60+"))
hrefv60_pinmaps_init();
else if (of_machine_is_compatible("st-ericsson,ccu9540")) {}
/* TODO: Add pinmaps for ccu9540 board. */
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 025d173..4045c49 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -43,7 +43,7 @@
depends on !MMU
select CPU_32v4T
select CPU_ABRT_LV4T
- select CPU_CACHE_V3 # although the core is v4t
+ select CPU_CACHE_V4
select CPU_CP15_MPU
select CPU_PABRT_LEGACY
help
@@ -469,9 +469,6 @@
bool
# The cache model
-config CPU_CACHE_V3
- bool
-
config CPU_CACHE_V4
bool
diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile
index 4e333fa..9e51be9 100644
--- a/arch/arm/mm/Makefile
+++ b/arch/arm/mm/Makefile
@@ -33,7 +33,6 @@
obj-$(CONFIG_CPU_PABRT_V6) += pabort-v6.o
obj-$(CONFIG_CPU_PABRT_V7) += pabort-v7.o
-obj-$(CONFIG_CPU_CACHE_V3) += cache-v3.o
obj-$(CONFIG_CPU_CACHE_V4) += cache-v4.o
obj-$(CONFIG_CPU_CACHE_V4WT) += cache-v4wt.o
obj-$(CONFIG_CPU_CACHE_V4WB) += cache-v4wb.o
diff --git a/arch/arm/mm/cache-feroceon-l2.c b/arch/arm/mm/cache-feroceon-l2.c
index dd3d591..48bc3c0 100644
--- a/arch/arm/mm/cache-feroceon-l2.c
+++ b/arch/arm/mm/cache-feroceon-l2.c
@@ -343,6 +343,7 @@
outer_cache.inv_range = feroceon_l2_inv_range;
outer_cache.clean_range = feroceon_l2_clean_range;
outer_cache.flush_range = feroceon_l2_flush_range;
+ outer_cache.inv_all = l2_inv_all;
enable_l2();
diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c
index c2f3739..c465fac 100644
--- a/arch/arm/mm/cache-l2x0.c
+++ b/arch/arm/mm/cache-l2x0.c
@@ -299,7 +299,7 @@
int lockregs;
int i;
- switch (cache_id) {
+ switch (cache_id & L2X0_CACHE_ID_PART_MASK) {
case L2X0_CACHE_ID_PART_L310:
lockregs = 8;
break;
@@ -333,15 +333,14 @@
if (cache_id_part_number_from_dt)
cache_id = cache_id_part_number_from_dt;
else
- cache_id = readl_relaxed(l2x0_base + L2X0_CACHE_ID)
- & L2X0_CACHE_ID_PART_MASK;
+ cache_id = readl_relaxed(l2x0_base + L2X0_CACHE_ID);
aux = readl_relaxed(l2x0_base + L2X0_AUX_CTRL);
aux &= aux_mask;
aux |= aux_val;
/* Determine the number of ways */
- switch (cache_id) {
+ switch (cache_id & L2X0_CACHE_ID_PART_MASK) {
case L2X0_CACHE_ID_PART_L310:
if (aux & (1 << 16))
ways = 16;
@@ -725,7 +724,6 @@
.flush_all = l2x0_flush_all,
.inv_all = l2x0_inv_all,
.disable = l2x0_disable,
- .set_debug = pl310_set_debug,
},
};
@@ -814,9 +812,8 @@
data->save();
of_init = true;
- l2x0_init(l2x0_base, aux_val, aux_mask);
-
memcpy(&outer_cache, &data->outer_cache, sizeof(outer_cache));
+ l2x0_init(l2x0_base, aux_val, aux_mask);
return 0;
}
diff --git a/arch/arm/mm/cache-v3.S b/arch/arm/mm/cache-v3.S
deleted file mode 100644
index 8a3fade..0000000
--- a/arch/arm/mm/cache-v3.S
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * linux/arch/arm/mm/cache-v3.S
- *
- * Copyright (C) 1997-2002 Russell king
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#include <linux/linkage.h>
-#include <linux/init.h>
-#include <asm/page.h>
-#include "proc-macros.S"
-
-/*
- * flush_icache_all()
- *
- * Unconditionally clean and invalidate the entire icache.
- */
-ENTRY(v3_flush_icache_all)
- mov pc, lr
-ENDPROC(v3_flush_icache_all)
-
-/*
- * flush_user_cache_all()
- *
- * Invalidate all cache entries in a particular address
- * space.
- *
- * - mm - mm_struct describing address space
- */
-ENTRY(v3_flush_user_cache_all)
- /* FALLTHROUGH */
-/*
- * flush_kern_cache_all()
- *
- * Clean and invalidate the entire cache.
- */
-ENTRY(v3_flush_kern_cache_all)
- /* FALLTHROUGH */
-
-/*
- * flush_user_cache_range(start, end, flags)
- *
- * Invalidate a range of cache entries in the specified
- * address space.
- *
- * - start - start address (may not be aligned)
- * - end - end address (exclusive, may not be aligned)
- * - flags - vma_area_struct flags describing address space
- */
-ENTRY(v3_flush_user_cache_range)
- mov ip, #0
- mcreq p15, 0, ip, c7, c0, 0 @ flush ID cache
- mov pc, lr
-
-/*
- * coherent_kern_range(start, end)
- *
- * Ensure coherency between the Icache and the Dcache in the
- * region described by start. If you have non-snooping
- * Harvard caches, you need to implement this function.
- *
- * - start - virtual start address
- * - end - virtual end address
- */
-ENTRY(v3_coherent_kern_range)
- /* FALLTHROUGH */
-
-/*
- * coherent_user_range(start, end)
- *
- * Ensure coherency between the Icache and the Dcache in the
- * region described by start. If you have non-snooping
- * Harvard caches, you need to implement this function.
- *
- * - start - virtual start address
- * - end - virtual end address
- */
-ENTRY(v3_coherent_user_range)
- mov r0, #0
- mov pc, lr
-
-/*
- * flush_kern_dcache_area(void *page, size_t size)
- *
- * Ensure no D cache aliasing occurs, either with itself or
- * the I cache
- *
- * - addr - kernel address
- * - size - region size
- */
-ENTRY(v3_flush_kern_dcache_area)
- /* FALLTHROUGH */
-
-/*
- * dma_flush_range(start, end)
- *
- * Clean and invalidate the specified virtual address range.
- *
- * - start - virtual start address
- * - end - virtual end address
- */
-ENTRY(v3_dma_flush_range)
- mov r0, #0
- mcr p15, 0, r0, c7, c0, 0 @ flush ID cache
- mov pc, lr
-
-/*
- * dma_unmap_area(start, size, dir)
- * - start - kernel virtual start address
- * - size - size of region
- * - dir - DMA direction
- */
-ENTRY(v3_dma_unmap_area)
- teq r2, #DMA_TO_DEVICE
- bne v3_dma_flush_range
- /* FALLTHROUGH */
-
-/*
- * dma_map_area(start, size, dir)
- * - start - kernel virtual start address
- * - size - size of region
- * - dir - DMA direction
- */
-ENTRY(v3_dma_map_area)
- mov pc, lr
-ENDPROC(v3_dma_unmap_area)
-ENDPROC(v3_dma_map_area)
-
- .globl v3_flush_kern_cache_louis
- .equ v3_flush_kern_cache_louis, v3_flush_kern_cache_all
-
- __INITDATA
-
- @ define struct cpu_cache_fns (see <asm/cacheflush.h> and proc-macros.S)
- define_cache_functions v3
diff --git a/arch/arm/mm/cache-v4.S b/arch/arm/mm/cache-v4.S
index 43e5d77..a7ba68f 100644
--- a/arch/arm/mm/cache-v4.S
+++ b/arch/arm/mm/cache-v4.S
@@ -58,7 +58,7 @@
ENTRY(v4_flush_user_cache_range)
#ifdef CONFIG_CPU_CP15
mov ip, #0
- mcreq p15, 0, ip, c7, c7, 0 @ flush ID cache
+ mcr p15, 0, ip, c7, c7, 0 @ flush ID cache
mov pc, lr
#else
/* FALLTHROUGH */
diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c
index a5a4b2bc..2ac3737 100644
--- a/arch/arm/mm/context.c
+++ b/arch/arm/mm/context.c
@@ -48,7 +48,7 @@
static atomic64_t asid_generation = ATOMIC64_INIT(ASID_FIRST_VERSION);
static DECLARE_BITMAP(asid_map, NUM_USER_ASIDS);
-static DEFINE_PER_CPU(atomic64_t, active_asids);
+DEFINE_PER_CPU(atomic64_t, active_asids);
static DEFINE_PER_CPU(u64, reserved_asids);
static cpumask_t tlb_flush_pending;
@@ -215,6 +215,7 @@
if (cpumask_test_and_clear_cpu(cpu, &tlb_flush_pending)) {
local_flush_bp_all();
local_flush_tlb_all();
+ dummy_flush_tlb_a15_erratum();
}
atomic64_set(&per_cpu(active_asids, cpu), asid);
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index e95a996..a84ff76 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -34,6 +34,7 @@
#include <asm/mach/pci.h>
#include "mm.h"
+#include "tcm.h"
/*
* empty_zero_page is a special page that is used for
@@ -598,39 +599,60 @@
} while (pte++, addr += PAGE_SIZE, addr != end);
}
-static void __init alloc_init_section(pud_t *pud, unsigned long addr,
+static void __init map_init_section(pmd_t *pmd, unsigned long addr,
+ unsigned long end, phys_addr_t phys,
+ const struct mem_type *type)
+{
+#ifndef CONFIG_ARM_LPAE
+ /*
+ * In classic MMU format, puds and pmds are folded in to
+ * the pgds. pmd_offset gives the PGD entry. PGDs refer to a
+ * group of L1 entries making up one logical pointer to
+ * an L2 table (2MB), where as PMDs refer to the individual
+ * L1 entries (1MB). Hence increment to get the correct
+ * offset for odd 1MB sections.
+ * (See arch/arm/include/asm/pgtable-2level.h)
+ */
+ if (addr & SECTION_SIZE)
+ pmd++;
+#endif
+ do {
+ *pmd = __pmd(phys | type->prot_sect);
+ phys += SECTION_SIZE;
+ } while (pmd++, addr += SECTION_SIZE, addr != end);
+
+ flush_pmd_entry(pmd);
+}
+
+static void __init alloc_init_pmd(pud_t *pud, unsigned long addr,
unsigned long end, phys_addr_t phys,
const struct mem_type *type)
{
pmd_t *pmd = pmd_offset(pud, addr);
+ unsigned long next;
- /*
- * Try a section mapping - end, addr and phys must all be aligned
- * to a section boundary. Note that PMDs refer to the individual
- * L1 entries, whereas PGDs refer to a group of L1 entries making
- * up one logical pointer to an L2 table.
- */
- if (type->prot_sect && ((addr | end | phys) & ~SECTION_MASK) == 0) {
- pmd_t *p = pmd;
-
-#ifndef CONFIG_ARM_LPAE
- if (addr & SECTION_SIZE)
- pmd++;
-#endif
-
- do {
- *pmd = __pmd(phys | type->prot_sect);
- phys += SECTION_SIZE;
- } while (pmd++, addr += SECTION_SIZE, addr != end);
-
- flush_pmd_entry(p);
- } else {
+ do {
/*
- * No need to loop; pte's aren't interested in the
- * individual L1 entries.
+ * With LPAE, we must loop over to map
+ * all the pmds for the given range.
*/
- alloc_init_pte(pmd, addr, end, __phys_to_pfn(phys), type);
- }
+ next = pmd_addr_end(addr, end);
+
+ /*
+ * Try a section mapping - addr, next and phys must all be
+ * aligned to a section boundary.
+ */
+ if (type->prot_sect &&
+ ((addr | next | phys) & ~SECTION_MASK) == 0) {
+ map_init_section(pmd, addr, next, phys, type);
+ } else {
+ alloc_init_pte(pmd, addr, next,
+ __phys_to_pfn(phys), type);
+ }
+
+ phys += next - addr;
+
+ } while (pmd++, addr = next, addr != end);
}
static void __init alloc_init_pud(pgd_t *pgd, unsigned long addr,
@@ -641,7 +663,7 @@
do {
next = pud_addr_end(addr, end);
- alloc_init_section(pud, addr, next, phys, type);
+ alloc_init_pmd(pud, addr, next, phys, type);
phys += next - addr;
} while (pud++, addr = next, addr != end);
}
@@ -1256,6 +1278,7 @@
dma_contiguous_remap();
devicemaps_init(mdesc);
kmap_init();
+ tcm_init();
top_pmd = pmd_off_k(0xffff0000);
diff --git a/arch/arm/mm/proc-arm740.S b/arch/arm/mm/proc-arm740.S
index dc5de5d..fde2d2a 100644
--- a/arch/arm/mm/proc-arm740.S
+++ b/arch/arm/mm/proc-arm740.S
@@ -77,24 +77,27 @@
mcr p15, 0, r0, c6, c0 @ set area 0, default
ldr r0, =(CONFIG_DRAM_BASE & 0xFFFFF000) @ base[31:12] of RAM
- ldr r1, =(CONFIG_DRAM_SIZE >> 12) @ size of RAM (must be >= 4KB)
- mov r2, #10 @ 11 is the minimum (4KB)
-1: add r2, r2, #1 @ area size *= 2
- mov r1, r1, lsr #1
+ ldr r3, =(CONFIG_DRAM_SIZE >> 12) @ size of RAM (must be >= 4KB)
+ mov r4, #10 @ 11 is the minimum (4KB)
+1: add r4, r4, #1 @ area size *= 2
+ movs r3, r3, lsr #1
bne 1b @ count not zero r-shift
- orr r0, r0, r2, lsl #1 @ the area register value
+ orr r0, r0, r4, lsl #1 @ the area register value
orr r0, r0, #1 @ set enable bit
mcr p15, 0, r0, c6, c1 @ set area 1, RAM
ldr r0, =(CONFIG_FLASH_MEM_BASE & 0xFFFFF000) @ base[31:12] of FLASH
- ldr r1, =(CONFIG_FLASH_SIZE >> 12) @ size of FLASH (must be >= 4KB)
- mov r2, #10 @ 11 is the minimum (4KB)
-1: add r2, r2, #1 @ area size *= 2
- mov r1, r1, lsr #1
+ ldr r3, =(CONFIG_FLASH_SIZE >> 12) @ size of FLASH (must be >= 4KB)
+ cmp r3, #0
+ moveq r0, #0
+ beq 2f
+ mov r4, #10 @ 11 is the minimum (4KB)
+1: add r4, r4, #1 @ area size *= 2
+ movs r3, r3, lsr #1
bne 1b @ count not zero r-shift
- orr r0, r0, r2, lsl #1 @ the area register value
+ orr r0, r0, r4, lsl #1 @ the area register value
orr r0, r0, #1 @ set enable bit
- mcr p15, 0, r0, c6, c2 @ set area 2, ROM/FLASH
+2: mcr p15, 0, r0, c6, c2 @ set area 2, ROM/FLASH
mov r0, #0x06
mcr p15, 0, r0, c2, c0 @ Region 1&2 cacheable
@@ -137,13 +140,14 @@
.long 0x41807400
.long 0xfffffff0
.long 0
+ .long 0
b __arm740_setup
.long cpu_arch_name
.long cpu_elf_name
- .long HWCAP_SWP | HWCAP_HALF | HWCAP_26BIT
+ .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB | HWCAP_26BIT
.long cpu_arm740_name
.long arm740_processor_functions
.long 0
.long 0
- .long v3_cache_fns @ cache model
+ .long v4_cache_fns @ cache model
.size __arm740_proc_info, . - __arm740_proc_info
diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S
index 2c3b942..2556cf1 100644
--- a/arch/arm/mm/proc-arm920.S
+++ b/arch/arm/mm/proc-arm920.S
@@ -387,7 +387,7 @@
/* Suspend/resume support: taken from arch/arm/plat-s3c24xx/sleep.S */
.globl cpu_arm920_suspend_size
.equ cpu_arm920_suspend_size, 4 * 3
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_arm920_do_suspend)
stmfd sp!, {r4 - r6, lr}
mrc p15, 0, r4, c13, c0, 0 @ PID
diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S
index f1803f7..344c8a5 100644
--- a/arch/arm/mm/proc-arm926.S
+++ b/arch/arm/mm/proc-arm926.S
@@ -402,7 +402,7 @@
/* Suspend/resume support: taken from arch/arm/plat-s3c24xx/sleep.S */
.globl cpu_arm926_suspend_size
.equ cpu_arm926_suspend_size, 4 * 3
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_arm926_do_suspend)
stmfd sp!, {r4 - r6, lr}
mrc p15, 0, r4, c13, c0, 0 @ PID
diff --git a/arch/arm/mm/proc-mohawk.S b/arch/arm/mm/proc-mohawk.S
index 82f9cdc..0b60dd3 100644
--- a/arch/arm/mm/proc-mohawk.S
+++ b/arch/arm/mm/proc-mohawk.S
@@ -350,7 +350,7 @@
.globl cpu_mohawk_suspend_size
.equ cpu_mohawk_suspend_size, 4 * 6
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_mohawk_do_suspend)
stmfd sp!, {r4 - r9, lr}
mrc p14, 0, r4, c6, c0, 0 @ clock configuration, for turbo mode
diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S
index 3aa0da1..d92dfd0 100644
--- a/arch/arm/mm/proc-sa1100.S
+++ b/arch/arm/mm/proc-sa1100.S
@@ -172,7 +172,7 @@
.globl cpu_sa1100_suspend_size
.equ cpu_sa1100_suspend_size, 4 * 3
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_sa1100_do_suspend)
stmfd sp!, {r4 - r6, lr}
mrc p15, 0, r4, c3, c0, 0 @ domain ID
diff --git a/arch/arm/mm/proc-syms.c b/arch/arm/mm/proc-syms.c
index 3e6210b..054b491 100644
--- a/arch/arm/mm/proc-syms.c
+++ b/arch/arm/mm/proc-syms.c
@@ -17,7 +17,9 @@
#ifndef MULTI_CPU
EXPORT_SYMBOL(cpu_dcache_clean_area);
+#ifdef CONFIG_MMU
EXPORT_SYMBOL(cpu_set_pte_ext);
+#endif
#else
EXPORT_SYMBOL(processor);
#endif
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index bcaaa8d..5c07ee4 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -138,7 +138,7 @@
/* Suspend/resume support: taken from arch/arm/mach-s3c64xx/sleep.S */
.globl cpu_v6_suspend_size
.equ cpu_v6_suspend_size, 4 * 6
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_v6_do_suspend)
stmfd sp!, {r4 - r9, lr}
mrc p15, 0, r4, c13, c0, 0 @ FCSE/PID
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 3a3c015..f584d3f 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -420,7 +420,7 @@
__v7_ca7mp_proc_info:
.long 0x410fc070
.long 0xff0ffff0
- __v7_proc __v7_ca7mp_setup, hwcaps = HWCAP_IDIV
+ __v7_proc __v7_ca7mp_setup
.size __v7_ca7mp_proc_info, . - __v7_ca7mp_proc_info
/*
@@ -430,10 +430,25 @@
__v7_ca15mp_proc_info:
.long 0x410fc0f0
.long 0xff0ffff0
- __v7_proc __v7_ca15mp_setup, hwcaps = HWCAP_IDIV
+ __v7_proc __v7_ca15mp_setup
.size __v7_ca15mp_proc_info, . - __v7_ca15mp_proc_info
/*
+ * Qualcomm Inc. Krait processors.
+ */
+ .type __krait_proc_info, #object
+__krait_proc_info:
+ .long 0x510f0400 @ Required ID value
+ .long 0xff0ffc00 @ Mask for ID
+ /*
+ * Some Krait processors don't indicate support for SDIV and UDIV
+ * instructions in the ARM instruction set, even though they actually
+ * do support them.
+ */
+ __v7_proc __v7_setup, hwcaps = HWCAP_IDIV
+ .size __krait_proc_info, . - __krait_proc_info
+
+ /*
* Match any ARMv7 processor core.
*/
.type __v7_proc_info, #object
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index eb93d64..e8efd83 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -413,7 +413,7 @@
.globl cpu_xsc3_suspend_size
.equ cpu_xsc3_suspend_size, 4 * 6
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_xsc3_do_suspend)
stmfd sp!, {r4 - r9, lr}
mrc p14, 0, r4, c6, c0, 0 @ clock configuration, for turbo mode
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index 2551036..e766f88 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -528,7 +528,7 @@
.globl cpu_xscale_suspend_size
.equ cpu_xscale_suspend_size, 4 * 6
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_xscale_do_suspend)
stmfd sp!, {r4 - r9, lr}
mrc p14, 0, r4, c6, c0, 0 @ clock configuration, for turbo mode
diff --git a/arch/arm/kernel/tcm.h b/arch/arm/mm/tcm.h
similarity index 100%
rename from arch/arm/kernel/tcm.h
rename to arch/arm/mm/tcm.h
diff --git a/arch/avr32/include/asm/io.h b/arch/avr32/include/asm/io.h
index cf60d0a..fc6483f 100644
--- a/arch/avr32/include/asm/io.h
+++ b/arch/avr32/include/asm/io.h
@@ -165,6 +165,10 @@
#define readw_be __raw_readw
#define readl_be __raw_readl
+#define writeb_relaxed writeb
+#define writew_relaxed writew
+#define writel_relaxed writel
+
#define writeb_be __raw_writeb
#define writew_be __raw_writew
#define writel_be __raw_writel
diff --git a/arch/c6x/include/asm/irqflags.h b/arch/c6x/include/asm/irqflags.h
index cf78e09..2c71d56 100644
--- a/arch/c6x/include/asm/irqflags.h
+++ b/arch/c6x/include/asm/irqflags.h
@@ -27,7 +27,7 @@
/* set interrupt enabled status */
static inline void arch_local_irq_restore(unsigned long flags)
{
- asm volatile (" mvc .s2 %0,CSR\n" : : "b"(flags));
+ asm volatile (" mvc .s2 %0,CSR\n" : : "b"(flags) : "memory");
}
/* unconditionally enable interrupts */
diff --git a/arch/ia64/kernel/palinfo.c b/arch/ia64/kernel/palinfo.c
index 77597e5..79521d5 100644
--- a/arch/ia64/kernel/palinfo.c
+++ b/arch/ia64/kernel/palinfo.c
@@ -849,17 +849,6 @@
#define NR_PALINFO_ENTRIES (int) ARRAY_SIZE(palinfo_entries)
-/*
- * this array is used to keep track of the proc entries we create. This is
- * required in the module mode when we need to remove all entries. The procfs code
- * does not do recursion of deletion
- *
- * Notes:
- * - +1 accounts for the cpuN directory entry in /proc/pal
- */
-#define NR_PALINFO_PROC_ENTRIES (NR_CPUS*(NR_PALINFO_ENTRIES+1))
-
-static struct proc_dir_entry *palinfo_proc_entries[NR_PALINFO_PROC_ENTRIES];
static struct proc_dir_entry *palinfo_dir;
/*
@@ -971,60 +960,32 @@
static void __cpuinit
create_palinfo_proc_entries(unsigned int cpu)
{
-# define CPUSTR "cpu%d"
-
pal_func_cpu_u_t f;
- struct proc_dir_entry **pdir;
struct proc_dir_entry *cpu_dir;
int j;
- char cpustr[sizeof(CPUSTR)];
-
-
- /*
- * we keep track of created entries in a depth-first order for
- * cleanup purposes. Each entry is stored into palinfo_proc_entries
- */
- sprintf(cpustr,CPUSTR, cpu);
+ char cpustr[3+4+1]; /* cpu numbers are up to 4095 on itanic */
+ sprintf(cpustr, "cpu%d", cpu);
cpu_dir = proc_mkdir(cpustr, palinfo_dir);
+ if (!cpu_dir)
+ return;
f.req_cpu = cpu;
- /*
- * Compute the location to store per cpu entries
- * We dont store the top level entry in this list, but
- * remove it finally after removing all cpu entries.
- */
- pdir = &palinfo_proc_entries[cpu*(NR_PALINFO_ENTRIES+1)];
- *pdir++ = cpu_dir;
for (j=0; j < NR_PALINFO_ENTRIES; j++) {
f.func_id = j;
- *pdir = create_proc_read_entry(
- palinfo_entries[j].name, 0, cpu_dir,
- palinfo_read_entry, (void *)f.value);
- pdir++;
+ create_proc_read_entry(
+ palinfo_entries[j].name, 0, cpu_dir,
+ palinfo_read_entry, (void *)f.value);
}
}
static void
remove_palinfo_proc_entries(unsigned int hcpu)
{
- int j;
- struct proc_dir_entry *cpu_dir, **pdir;
-
- pdir = &palinfo_proc_entries[hcpu*(NR_PALINFO_ENTRIES+1)];
- cpu_dir = *pdir;
- *pdir++=NULL;
- for (j=0; j < (NR_PALINFO_ENTRIES); j++) {
- if ((*pdir)) {
- remove_proc_entry ((*pdir)->name, cpu_dir);
- *pdir ++= NULL;
- }
- }
-
- if (cpu_dir) {
- remove_proc_entry(cpu_dir->name, palinfo_dir);
- }
+ char cpustr[3+4+1]; /* cpu numbers are up to 4095 on itanic */
+ sprintf(cpustr, "cpu%d", hcpu);
+ remove_proc_subtree(cpustr, palinfo_dir);
}
static int __cpuinit palinfo_cpu_callback(struct notifier_block *nfb,
@@ -1058,6 +1019,8 @@
printk(KERN_INFO "PAL Information Facility v%s\n", PALINFO_VERSION);
palinfo_dir = proc_mkdir("pal", NULL);
+ if (!palinfo_dir)
+ return -ENOMEM;
/* Create palinfo dirs in /proc for all online cpus */
for_each_online_cpu(i) {
@@ -1073,22 +1036,8 @@
static void __exit
palinfo_exit(void)
{
- int i = 0;
-
- /* remove all nodes: depth first pass. Could optimize this */
- for_each_online_cpu(i) {
- remove_palinfo_proc_entries(i);
- }
-
- /*
- * Remove the top level entry finally
- */
- remove_proc_entry(palinfo_dir->name, NULL);
-
- /*
- * Unregister from cpu notifier callbacks
- */
unregister_hotcpu_notifier(&palinfo_cpu_notifier);
+ remove_proc_subtree("pal", NULL);
}
module_init(palinfo_init);
diff --git a/arch/m68k/include/asm/gpio.h b/arch/m68k/include/asm/gpio.h
index 4395ffc..8cc8343 100644
--- a/arch/m68k/include/asm/gpio.h
+++ b/arch/m68k/include/asm/gpio.h
@@ -86,4 +86,24 @@
return gpio < MCFGPIO_PIN_MAX ? 0 : __gpio_cansleep(gpio);
}
+static inline int gpio_request_one(unsigned gpio, unsigned long flags, const char *label)
+{
+ int err;
+
+ err = gpio_request(gpio, label);
+ if (err)
+ return err;
+
+ if (flags & GPIOF_DIR_IN)
+ err = gpio_direction_input(gpio);
+ else
+ err = gpio_direction_output(gpio,
+ (flags & GPIOF_INIT_HIGH) ? 1 : 0);
+
+ if (err)
+ gpio_free(gpio);
+
+ return err;
+}
+
#endif
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index cd2e21f..51244bf 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -18,7 +18,7 @@
select HAVE_KRETPROBES
select HAVE_DEBUG_KMEMLEAK
select ARCH_BINFMT_ELF_RANDOMIZE_PIE
- select HAVE_ARCH_TRANSPARENT_HUGEPAGE
+ select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT
select RTC_LIB if !MACH_LOONGSON
select GENERIC_ATOMIC64 if !64BIT
select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
@@ -657,7 +657,7 @@
bool "SNI RM200/300/400"
select FW_ARC if CPU_LITTLE_ENDIAN
select FW_ARC32 if CPU_LITTLE_ENDIAN
- select SNIPROM if CPU_BIG_ENDIAN
+ select FW_SNIPROM if CPU_BIG_ENDIAN
select ARCH_MAY_HAVE_PC_FDC
select BOOT_ELF32
select CEVT_R4K
@@ -1144,7 +1144,7 @@
config FW_ARC32
bool
-config SNIPROM
+config FW_SNIPROM
bool
config BOOT_ELF32
@@ -1493,7 +1493,6 @@
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
select CPU_SUPPORTS_HIGHMEM
- select CPU_HAS_LLSC
select WEAK_ORDERING
select WEAK_REORDERING_BEYOND_LLSC
select CPU_HAS_PREFETCH
diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
index ed1949c..9aa7d44 100644
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -745,10 +745,7 @@
strcpy(cfe_version, "unknown");
printk(KERN_INFO PFX "CFE version: %s\n", cfe_version);
- if (bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET)) {
- printk(KERN_ERR PFX "invalid nvram checksum\n");
- return;
- }
+ bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET);
board_name = bcm63xx_nvram_get_name();
/* find board by name */
diff --git a/arch/mips/bcm63xx/nvram.c b/arch/mips/bcm63xx/nvram.c
index 6206116..a4b8864 100644
--- a/arch/mips/bcm63xx/nvram.c
+++ b/arch/mips/bcm63xx/nvram.c
@@ -38,7 +38,7 @@
static struct bcm963xx_nvram nvram;
static int mac_addr_used;
-int __init bcm63xx_nvram_init(void *addr)
+void __init bcm63xx_nvram_init(void *addr)
{
unsigned int check_len;
u32 crc, expected_crc;
@@ -60,9 +60,8 @@
crc = crc32_le(~0, (u8 *)&nvram, check_len);
if (crc != expected_crc)
- return -EINVAL;
-
- return 0;
+ pr_warn("nvram checksum failed, contents may be invalid (expected %08x, got %08x)\n",
+ expected_crc, crc);
}
u8 *bcm63xx_nvram_get_name(void)
diff --git a/arch/mips/bcm63xx/setup.c b/arch/mips/bcm63xx/setup.c
index 314231b..35e18e9 100644
--- a/arch/mips/bcm63xx/setup.c
+++ b/arch/mips/bcm63xx/setup.c
@@ -157,4 +157,4 @@
return board_register_devices();
}
-device_initcall(bcm63xx_register_devices);
+arch_initcall(bcm63xx_register_devices);
diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c
index c594a3d..b0baa29 100644
--- a/arch/mips/cavium-octeon/setup.c
+++ b/arch/mips/cavium-octeon/setup.c
@@ -174,7 +174,10 @@
static void octeon_generic_shutdown(void)
{
- int cpu, i;
+ int i;
+#ifdef CONFIG_SMP
+ int cpu;
+#endif
struct cvmx_bootmem_desc *bootmem_desc;
void *named_block_array_ptr;
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
index 62d6a3b..4e0b6bc 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
@@ -9,10 +9,8 @@
*
* Initialized the local nvram copy from the target address and checks
* its checksum.
- *
- * Returns 0 on success.
*/
-int __init bcm63xx_nvram_init(void *nvram);
+void bcm63xx_nvram_init(void *nvram);
/**
* bcm63xx_nvram_get_name() - returns the board name according to nvram
diff --git a/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h b/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h
index d9c8284..193c091 100644
--- a/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h
@@ -28,11 +28,7 @@
/* #define cpu_has_prefetch ? */
#define cpu_has_mcheck 1
/* #define cpu_has_ejtag ? */
-#ifdef CONFIG_CPU_HAS_LLSC
#define cpu_has_llsc 1
-#else
-#define cpu_has_llsc 0
-#endif
/* #define cpu_has_vtag_icache ? */
/* #define cpu_has_dc_aliases ? */
/* #define cpu_has_ic_fills_f_dc ? */
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index 12b70c2..0da44d4 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -1166,7 +1166,10 @@
unsigned int __dspctl; \
\
__asm__ __volatile__( \
+ " .set push \n" \
+ " .set dsp \n" \
" rddsp %0, %x1 \n" \
+ " .set pop \n" \
: "=r" (__dspctl) \
: "i" (mask)); \
__dspctl; \
@@ -1175,30 +1178,198 @@
#define wrdsp(val, mask) \
do { \
__asm__ __volatile__( \
+ " .set push \n" \
+ " .set dsp \n" \
" wrdsp %0, %x1 \n" \
+ " .set pop \n" \
: \
: "r" (val), "i" (mask)); \
} while (0)
-#define mflo0() ({ long mflo0; __asm__("mflo %0, $ac0" : "=r" (mflo0)); mflo0;})
-#define mflo1() ({ long mflo1; __asm__("mflo %0, $ac1" : "=r" (mflo1)); mflo1;})
-#define mflo2() ({ long mflo2; __asm__("mflo %0, $ac2" : "=r" (mflo2)); mflo2;})
-#define mflo3() ({ long mflo3; __asm__("mflo %0, $ac3" : "=r" (mflo3)); mflo3;})
+#define mflo0() \
+({ \
+ long mflo0; \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mflo %0, $ac0 \n" \
+ " .set pop \n" \
+ : "=r" (mflo0)); \
+ mflo0; \
+})
-#define mfhi0() ({ long mfhi0; __asm__("mfhi %0, $ac0" : "=r" (mfhi0)); mfhi0;})
-#define mfhi1() ({ long mfhi1; __asm__("mfhi %0, $ac1" : "=r" (mfhi1)); mfhi1;})
-#define mfhi2() ({ long mfhi2; __asm__("mfhi %0, $ac2" : "=r" (mfhi2)); mfhi2;})
-#define mfhi3() ({ long mfhi3; __asm__("mfhi %0, $ac3" : "=r" (mfhi3)); mfhi3;})
+#define mflo1() \
+({ \
+ long mflo1; \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mflo %0, $ac1 \n" \
+ " .set pop \n" \
+ : "=r" (mflo1)); \
+ mflo1; \
+})
-#define mtlo0(x) __asm__("mtlo %0, $ac0" ::"r" (x))
-#define mtlo1(x) __asm__("mtlo %0, $ac1" ::"r" (x))
-#define mtlo2(x) __asm__("mtlo %0, $ac2" ::"r" (x))
-#define mtlo3(x) __asm__("mtlo %0, $ac3" ::"r" (x))
+#define mflo2() \
+({ \
+ long mflo2; \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mflo %0, $ac2 \n" \
+ " .set pop \n" \
+ : "=r" (mflo2)); \
+ mflo2; \
+})
-#define mthi0(x) __asm__("mthi %0, $ac0" ::"r" (x))
-#define mthi1(x) __asm__("mthi %0, $ac1" ::"r" (x))
-#define mthi2(x) __asm__("mthi %0, $ac2" ::"r" (x))
-#define mthi3(x) __asm__("mthi %0, $ac3" ::"r" (x))
+#define mflo3() \
+({ \
+ long mflo3; \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mflo %0, $ac3 \n" \
+ " .set pop \n" \
+ : "=r" (mflo3)); \
+ mflo3; \
+})
+
+#define mfhi0() \
+({ \
+ long mfhi0; \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mfhi %0, $ac0 \n" \
+ " .set pop \n" \
+ : "=r" (mfhi0)); \
+ mfhi0; \
+})
+
+#define mfhi1() \
+({ \
+ long mfhi1; \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mfhi %0, $ac1 \n" \
+ " .set pop \n" \
+ : "=r" (mfhi1)); \
+ mfhi1; \
+})
+
+#define mfhi2() \
+({ \
+ long mfhi2; \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mfhi %0, $ac2 \n" \
+ " .set pop \n" \
+ : "=r" (mfhi2)); \
+ mfhi2; \
+})
+
+#define mfhi3() \
+({ \
+ long mfhi3; \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mfhi %0, $ac3 \n" \
+ " .set pop \n" \
+ : "=r" (mfhi3)); \
+ mfhi3; \
+})
+
+
+#define mtlo0(x) \
+({ \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mtlo %0, $ac0 \n" \
+ " .set pop \n" \
+ : \
+ : "r" (x)); \
+})
+
+#define mtlo1(x) \
+({ \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mtlo %0, $ac1 \n" \
+ " .set pop \n" \
+ : \
+ : "r" (x)); \
+})
+
+#define mtlo2(x) \
+({ \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mtlo %0, $ac2 \n" \
+ " .set pop \n" \
+ : \
+ : "r" (x)); \
+})
+
+#define mtlo3(x) \
+({ \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mtlo %0, $ac3 \n" \
+ " .set pop \n" \
+ : \
+ : "r" (x)); \
+})
+
+#define mthi0(x) \
+({ \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mthi %0, $ac0 \n" \
+ " .set pop \n" \
+ : \
+ : "r" (x)); \
+})
+
+#define mthi1(x) \
+({ \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mthi %0, $ac1 \n" \
+ " .set pop \n" \
+ : \
+ : "r" (x)); \
+})
+
+#define mthi2(x) \
+({ \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mthi %0, $ac2 \n" \
+ " .set pop \n" \
+ : \
+ : "r" (x)); \
+})
+
+#define mthi3(x) \
+({ \
+ __asm__( \
+ " .set push \n" \
+ " .set dsp \n" \
+ " mthi %0, $ac3 \n" \
+ " .set pop \n" \
+ : \
+ : "r" (x)); \
+})
#else
diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h
index 99fc547..eab99e5 100644
--- a/arch/mips/include/asm/page.h
+++ b/arch/mips/include/asm/page.h
@@ -31,7 +31,7 @@
#define PAGE_SHIFT 16
#endif
#define PAGE_SIZE (_AC(1,UL) << PAGE_SHIFT)
-#define PAGE_MASK (~(PAGE_SIZE - 1))
+#define PAGE_MASK (~((1 << PAGE_SHIFT) - 1))
#ifdef CONFIG_MIPS_HUGE_TLB_SUPPORT
#define HPAGE_SHIFT (PAGE_SHIFT + PAGE_SHIFT - 3)
diff --git a/arch/mips/include/asm/signal.h b/arch/mips/include/asm/signal.h
index 197f636..8efe5a9 100644
--- a/arch/mips/include/asm/signal.h
+++ b/arch/mips/include/asm/signal.h
@@ -21,6 +21,6 @@
#include <asm/sigcontext.h>
#include <asm/siginfo.h>
-#define __ARCH_HAS_ODD_SIGACTION
+#define __ARCH_HAS_IRIX_SIGACTION
#endif /* _ASM_SIGNAL_H */
diff --git a/arch/mips/include/uapi/asm/signal.h b/arch/mips/include/uapi/asm/signal.h
index d6b18b4..addb9f5 100644
--- a/arch/mips/include/uapi/asm/signal.h
+++ b/arch/mips/include/uapi/asm/signal.h
@@ -72,6 +72,12 @@
*
* SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
* Unix names RESETHAND and NODEFER respectively.
+ *
+ * SA_RESTORER used to be defined as 0x04000000 but only the O32 ABI ever
+ * supported its use and no libc was using it, so the entire sa-restorer
+ * functionality was removed with lmo commit 39bffc12c3580ab for 2.5.48
+ * retaining only the SA_RESTORER definition as a reminder to avoid
+ * accidental reuse of the mask bit.
*/
#define SA_ONSTACK 0x08000000
#define SA_RESETHAND 0x80000000
@@ -84,8 +90,6 @@
#define SA_NOMASK SA_NODEFER
#define SA_ONESHOT SA_RESETHAND
-#define SA_RESTORER 0x04000000 /* Only for o32 */
-
#define MINSIGSTKSZ 2048
#define SIGSTKSZ 8192
diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile
index f81d98f..de75fb5 100644
--- a/arch/mips/kernel/Makefile
+++ b/arch/mips/kernel/Makefile
@@ -100,29 +100,16 @@
obj-$(CONFIG_JUMP_LABEL) += jump_label.o
#
-# DSP ASE supported for MIPS32 or MIPS64 Release 2 cores only. It is safe
-# to enable DSP assembler support here even if the MIPS Release 2 CPU we
-# are targetting does not support DSP because all code-paths making use of
-# it properly check that the running CPU *actually does* support these
-# instructions.
+# DSP ASE supported for MIPS32 or MIPS64 Release 2 cores only. It is not
+# safe to unconditionnaly use the assembler -mdsp / -mdspr2 switches
+# here because the compiler may use DSP ASE instructions (such as lwx) in
+# code paths where we cannot check that the CPU we are running on supports it.
+# Proper abstraction using HAVE_AS_DSP and macros is done in
+# arch/mips/include/asm/mipsregs.h.
#
ifeq ($(CONFIG_CPU_MIPSR2), y)
CFLAGS_DSP = -DHAVE_AS_DSP
-#
-# Check if assembler supports DSP ASE
-#
-ifeq ($(call cc-option-yn,-mdsp), y)
-CFLAGS_DSP += -mdsp
-endif
-
-#
-# Check if assembler supports DSP ASE Rev2
-#
-ifeq ($(call cc-option-yn,-mdspr2), y)
-CFLAGS_DSP += -mdspr2
-endif
-
CFLAGS_signal.o = $(CFLAGS_DSP)
CFLAGS_signal32.o = $(CFLAGS_DSP)
CFLAGS_process.o = $(CFLAGS_DSP)
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 6bfccc2..5fe66a0 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -580,6 +580,9 @@
c->tlbsize = 48;
break;
case PRID_IMP_VR41XX:
+ set_isa(c, MIPS_CPU_ISA_III);
+ c->options = R4K_OPTS;
+ c->tlbsize = 32;
switch (c->processor_id & 0xf0) {
case PRID_REV_VR4111:
c->cputype = CPU_VR4111;
@@ -604,6 +607,7 @@
__cpu_name[cpu] = "NEC VR4131";
} else {
c->cputype = CPU_VR4133;
+ c->options |= MIPS_CPU_LLSC;
__cpu_name[cpu] = "NEC VR4133";
}
break;
@@ -613,9 +617,6 @@
__cpu_name[cpu] = "NEC Vr41xx";
break;
}
- set_isa(c, MIPS_CPU_ISA_III);
- c->options = R4K_OPTS;
- c->tlbsize = 32;
break;
case PRID_IMP_R4300:
c->cputype = CPU_R4300;
@@ -1226,10 +1227,8 @@
if (c->options & MIPS_CPU_FPU) {
c->fpu_id = cpu_get_fpu_id();
- if (c->isa_level == MIPS_CPU_ISA_M32R1 ||
- c->isa_level == MIPS_CPU_ISA_M32R2 ||
- c->isa_level == MIPS_CPU_ISA_M64R1 ||
- c->isa_level == MIPS_CPU_ISA_M64R2) {
+ if (c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 |
+ MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2)) {
if (c->fpu_id & MIPS_FPIR_3D)
c->ases |= MIPS_ASE_MIPS3D;
}
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index 8eeee1c..db9655f 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -171,7 +171,7 @@
err = compat_sys_shmctl(first, second, compat_ptr(ptr));
break;
default:
- err = -EINVAL;
+ err = -ENOSYS;
break;
}
diff --git a/arch/mips/kernel/mcount.S b/arch/mips/kernel/mcount.S
index 1658676..33d0671 100644
--- a/arch/mips/kernel/mcount.S
+++ b/arch/mips/kernel/mcount.S
@@ -46,10 +46,9 @@
PTR_L a5, PT_R9(sp)
PTR_L a6, PT_R10(sp)
PTR_L a7, PT_R11(sp)
-#else
- PTR_ADDIU sp, PT_SIZE
#endif
-.endm
+ PTR_ADDIU sp, PT_SIZE
+ .endm
.macro RETURN_BACK
jr ra
@@ -68,7 +67,11 @@
.globl _mcount
_mcount:
b ftrace_stub
- addiu sp,sp,8
+#ifdef CONFIG_32BIT
+ addiu sp,sp,8
+#else
+ nop
+#endif
/* When tracing is activated, it calls ftrace_caller+8 (aka here) */
lw t1, function_trace_stop
diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c
index 135c4aa..7a54f74 100644
--- a/arch/mips/kernel/proc.c
+++ b/arch/mips/kernel/proc.c
@@ -67,7 +67,7 @@
if (cpu_has_mips_r) {
seq_printf(m, "isa\t\t\t:");
if (cpu_has_mips_1)
- seq_printf(m, "%s", "mips1");
+ seq_printf(m, "%s", " mips1");
if (cpu_has_mips_2)
seq_printf(m, "%s", " mips2");
if (cpu_has_mips_3)
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index a200b5b..c3abb881 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1571,7 +1571,7 @@
#ifdef CONFIG_64BIT
status_set |= ST0_FR|ST0_KX|ST0_SX|ST0_UX;
#endif
- if (current_cpu_data.isa_level == MIPS_CPU_ISA_IV)
+ if (current_cpu_data.isa_level & MIPS_CPU_ISA_IV)
status_set |= ST0_XX;
if (cpu_has_dsp)
status_set |= ST0_MX;
diff --git a/arch/mips/lib/bitops.c b/arch/mips/lib/bitops.c
index 81f1dcf..a64daee 100644
--- a/arch/mips/lib/bitops.c
+++ b/arch/mips/lib/bitops.c
@@ -90,12 +90,12 @@
unsigned bit = nr & SZLONG_MASK;
unsigned long mask;
unsigned long flags;
- unsigned long res;
+ int res;
a += nr >> SZLONG_LOG;
mask = 1UL << bit;
raw_local_irq_save(flags);
- res = (mask & *a);
+ res = (mask & *a) != 0;
*a |= mask;
raw_local_irq_restore(flags);
return res;
@@ -116,12 +116,12 @@
unsigned bit = nr & SZLONG_MASK;
unsigned long mask;
unsigned long flags;
- unsigned long res;
+ int res;
a += nr >> SZLONG_LOG;
mask = 1UL << bit;
raw_local_irq_save(flags);
- res = (mask & *a);
+ res = (mask & *a) != 0;
*a |= mask;
raw_local_irq_restore(flags);
return res;
@@ -141,12 +141,12 @@
unsigned bit = nr & SZLONG_MASK;
unsigned long mask;
unsigned long flags;
- unsigned long res;
+ int res;
a += nr >> SZLONG_LOG;
mask = 1UL << bit;
raw_local_irq_save(flags);
- res = (mask & *a);
+ res = (mask & *a) != 0;
*a &= ~mask;
raw_local_irq_restore(flags);
return res;
@@ -166,12 +166,12 @@
unsigned bit = nr & SZLONG_MASK;
unsigned long mask;
unsigned long flags;
- unsigned long res;
+ int res;
a += nr >> SZLONG_LOG;
mask = 1UL << bit;
raw_local_irq_save(flags);
- res = (mask & *a);
+ res = (mask & *a) != 0;
*a ^= mask;
raw_local_irq_restore(flags);
return res;
diff --git a/arch/mips/lib/csum_partial.S b/arch/mips/lib/csum_partial.S
index 507147a..a6adffb 100644
--- a/arch/mips/lib/csum_partial.S
+++ b/arch/mips/lib/csum_partial.S
@@ -270,7 +270,7 @@
#endif
/* odd buffer alignment? */
-#ifdef CPU_MIPSR2
+#ifdef CONFIG_CPU_MIPSR2
wsbh v1, sum
movn sum, v1, t7
#else
@@ -670,7 +670,7 @@
addu sum, v1
#endif
-#ifdef CPU_MIPSR2
+#ifdef CONFIG_CPU_MIPSR2
wsbh v1, sum
movn sum, v1, odd
#else
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index ecca559..2078915 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -1247,10 +1247,8 @@
return;
default:
- if (c->isa_level == MIPS_CPU_ISA_M32R1 ||
- c->isa_level == MIPS_CPU_ISA_M32R2 ||
- c->isa_level == MIPS_CPU_ISA_M64R1 ||
- c->isa_level == MIPS_CPU_ISA_M64R2) {
+ if (c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 |
+ MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2)) {
#ifdef CONFIG_MIPS_CPU_SCACHE
if (mips_sc_init ()) {
scache_size = c->scache.ways * c->scache.sets * c->scache.linesz;
diff --git a/arch/mips/mm/sc-mips.c b/arch/mips/mm/sc-mips.c
index 93d937b..df96da7 100644
--- a/arch/mips/mm/sc-mips.c
+++ b/arch/mips/mm/sc-mips.c
@@ -98,10 +98,8 @@
c->scache.flags |= MIPS_CACHE_NOT_PRESENT;
/* Ignore anything but MIPSxx processors */
- if (c->isa_level != MIPS_CPU_ISA_M32R1 &&
- c->isa_level != MIPS_CPU_ISA_M32R2 &&
- c->isa_level != MIPS_CPU_ISA_M64R1 &&
- c->isa_level != MIPS_CPU_ISA_M64R2)
+ if (!(c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 |
+ MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2)))
return 0;
/* Does this MIPS32/MIPS64 CPU have a config2 register? */
diff --git a/arch/mips/pci/pci-alchemy.c b/arch/mips/pci/pci-alchemy.c
index 38a80c8..d1faece 100644
--- a/arch/mips/pci/pci-alchemy.c
+++ b/arch/mips/pci/pci-alchemy.c
@@ -19,7 +19,7 @@
#include <asm/mach-au1x00/au1000.h>
#include <asm/tlbmisc.h>
-#ifdef CONFIG_DEBUG_PCI
+#ifdef CONFIG_PCI_DEBUG
#define DBG(x...) printk(KERN_DEBUG x)
#else
#define DBG(x...) do {} while (0)
@@ -162,7 +162,7 @@
if (status & (1 << 29)) {
*data = 0xffffffff;
error = -1;
- DBG("alchemy-pci: master abort on cfg access %d bus %d dev %d",
+ DBG("alchemy-pci: master abort on cfg access %d bus %d dev %d\n",
access_type, bus->number, device);
} else if ((status >> 28) & 0xf) {
DBG("alchemy-pci: PCI ERR detected: dev %d, status %lx\n",
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index 01d95e2..113e282 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -65,8 +65,10 @@
endif
# Use long jumps instead of long branches (needed if your linker fails to
-# link a too big vmlinux executable)
-cflags-$(CONFIG_MLONGCALLS) += -mlong-calls
+# link a too big vmlinux executable). Not enabled for building modules.
+ifdef CONFIG_MLONGCALLS
+KBUILD_CFLAGS_KERNEL += -mlong-calls
+endif
# select which processor to optimise for
cflags-$(CONFIG_PA7100) += -march=1.1 -mschedule=7100
diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h
index 79f694f..f0e2784 100644
--- a/arch/parisc/include/asm/cacheflush.h
+++ b/arch/parisc/include/asm/cacheflush.h
@@ -140,7 +140,10 @@
return page_address(page);
}
-#define kunmap(page) kunmap_parisc(page_address(page))
+static inline void kunmap(struct page *page)
+{
+ kunmap_parisc(page_address(page));
+}
static inline void *kmap_atomic(struct page *page)
{
diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h
index 7df49fa..1e40d7f 100644
--- a/arch/parisc/include/asm/pgtable.h
+++ b/arch/parisc/include/asm/pgtable.h
@@ -16,6 +16,8 @@
#include <asm/processor.h>
#include <asm/cache.h>
+extern spinlock_t pa_dbit_lock;
+
/*
* kern_addr_valid(ADDR) tests if ADDR is pointing to valid kernel
* memory. For the return value to be meaningful, ADDR must be >=
@@ -44,8 +46,11 @@
#define set_pte_at(mm, addr, ptep, pteval) \
do { \
+ unsigned long flags; \
+ spin_lock_irqsave(&pa_dbit_lock, flags); \
set_pte(ptep, pteval); \
purge_tlb_entries(mm, addr); \
+ spin_unlock_irqrestore(&pa_dbit_lock, flags); \
} while (0)
#endif /* !__ASSEMBLY__ */
@@ -435,48 +440,46 @@
static inline int ptep_test_and_clear_young(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep)
{
-#ifdef CONFIG_SMP
+ pte_t pte;
+ unsigned long flags;
+
if (!pte_young(*ptep))
return 0;
- return test_and_clear_bit(xlate_pabit(_PAGE_ACCESSED_BIT), &pte_val(*ptep));
-#else
- pte_t pte = *ptep;
- if (!pte_young(pte))
- return 0;
- set_pte_at(vma->vm_mm, addr, ptep, pte_mkold(pte));
- return 1;
-#endif
-}
-extern spinlock_t pa_dbit_lock;
+ spin_lock_irqsave(&pa_dbit_lock, flags);
+ pte = *ptep;
+ if (!pte_young(pte)) {
+ spin_unlock_irqrestore(&pa_dbit_lock, flags);
+ return 0;
+ }
+ set_pte(ptep, pte_mkold(pte));
+ purge_tlb_entries(vma->vm_mm, addr);
+ spin_unlock_irqrestore(&pa_dbit_lock, flags);
+ return 1;
+}
struct mm_struct;
static inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep)
{
pte_t old_pte;
+ unsigned long flags;
- spin_lock(&pa_dbit_lock);
+ spin_lock_irqsave(&pa_dbit_lock, flags);
old_pte = *ptep;
pte_clear(mm,addr,ptep);
- spin_unlock(&pa_dbit_lock);
+ purge_tlb_entries(mm, addr);
+ spin_unlock_irqrestore(&pa_dbit_lock, flags);
return old_pte;
}
static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep)
{
-#ifdef CONFIG_SMP
- unsigned long new, old;
-
- do {
- old = pte_val(*ptep);
- new = pte_val(pte_wrprotect(__pte (old)));
- } while (cmpxchg((unsigned long *) ptep, old, new) != old);
+ unsigned long flags;
+ spin_lock_irqsave(&pa_dbit_lock, flags);
+ set_pte(ptep, pte_wrprotect(*ptep));
purge_tlb_entries(mm, addr);
-#else
- pte_t old_pte = *ptep;
- set_pte_at(mm, addr, ptep, pte_wrprotect(old_pte));
-#endif
+ spin_unlock_irqrestore(&pa_dbit_lock, flags);
}
#define pte_same(A,B) (pte_val(A) == pte_val(B))
diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h
index 4ba2c93..e0a8235 100644
--- a/arch/parisc/include/asm/uaccess.h
+++ b/arch/parisc/include/asm/uaccess.h
@@ -181,30 +181,24 @@
#if !defined(CONFIG_64BIT)
#define __put_kernel_asm64(__val,ptr) do { \
- u64 __val64 = (u64)(__val); \
- u32 hi = (__val64) >> 32; \
- u32 lo = (__val64) & 0xffffffff; \
__asm__ __volatile__ ( \
"\n1:\tstw %2,0(%1)" \
- "\n2:\tstw %3,4(%1)\n\t" \
+ "\n2:\tstw %R2,4(%1)\n\t" \
ASM_EXCEPTIONTABLE_ENTRY(1b,fixup_put_user_skip_2)\
ASM_EXCEPTIONTABLE_ENTRY(2b,fixup_put_user_skip_1)\
: "=r"(__pu_err) \
- : "r"(ptr), "r"(hi), "r"(lo), "0"(__pu_err) \
+ : "r"(ptr), "r"(__val), "0"(__pu_err) \
: "r1"); \
} while (0)
#define __put_user_asm64(__val,ptr) do { \
- u64 __val64 = (u64)(__val); \
- u32 hi = (__val64) >> 32; \
- u32 lo = (__val64) & 0xffffffff; \
__asm__ __volatile__ ( \
"\n1:\tstw %2,0(%%sr3,%1)" \
- "\n2:\tstw %3,4(%%sr3,%1)\n\t" \
+ "\n2:\tstw %R2,4(%%sr3,%1)\n\t" \
ASM_EXCEPTIONTABLE_ENTRY(1b,fixup_put_user_skip_2)\
ASM_EXCEPTIONTABLE_ENTRY(2b,fixup_put_user_skip_1)\
: "=r"(__pu_err) \
- : "r"(ptr), "r"(hi), "r"(lo), "0"(__pu_err) \
+ : "r"(ptr), "r"(__val), "0"(__pu_err) \
: "r1"); \
} while (0)
diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c
index 4b12890..83ded26 100644
--- a/arch/parisc/kernel/cache.c
+++ b/arch/parisc/kernel/cache.c
@@ -421,14 +421,11 @@
/* Note: purge_tlb_entries can be called at startup with
no context. */
- /* Disable preemption while we play with %sr1. */
- preempt_disable();
- mtsp(mm->context, 1);
purge_tlb_start(flags);
+ mtsp(mm->context, 1);
pdtlb(addr);
pitlb(addr);
purge_tlb_end(flags);
- preempt_enable();
}
EXPORT_SYMBOL(purge_tlb_entries);
diff --git a/arch/parisc/kernel/parisc_ksyms.c b/arch/parisc/kernel/parisc_ksyms.c
index 6795dc6..568b2c6 100644
--- a/arch/parisc/kernel/parisc_ksyms.c
+++ b/arch/parisc/kernel/parisc_ksyms.c
@@ -120,11 +120,13 @@
extern void __ashldi3(void);
extern void __lshrdi3(void);
extern void __muldi3(void);
+extern void __ucmpdi2(void);
EXPORT_SYMBOL(__ashrdi3);
EXPORT_SYMBOL(__ashldi3);
EXPORT_SYMBOL(__lshrdi3);
EXPORT_SYMBOL(__muldi3);
+EXPORT_SYMBOL(__ucmpdi2);
asmlinkage void * __canonicalize_funcptr_for_compare(void *);
EXPORT_SYMBOL(__canonicalize_funcptr_for_compare);
diff --git a/arch/parisc/lib/Makefile b/arch/parisc/lib/Makefile
index 5f2e690..5651536 100644
--- a/arch/parisc/lib/Makefile
+++ b/arch/parisc/lib/Makefile
@@ -2,6 +2,7 @@
# Makefile for parisc-specific library files
#
-lib-y := lusercopy.o bitops.o checksum.o io.o memset.o fixup.o memcpy.o
+lib-y := lusercopy.o bitops.o checksum.o io.o memset.o fixup.o memcpy.o \
+ ucmpdi2.o
obj-y := iomap.o
diff --git a/arch/parisc/lib/ucmpdi2.c b/arch/parisc/lib/ucmpdi2.c
new file mode 100644
index 0000000..149c016
--- /dev/null
+++ b/arch/parisc/lib/ucmpdi2.c
@@ -0,0 +1,25 @@
+#include <linux/module.h>
+
+union ull_union {
+ unsigned long long ull;
+ struct {
+ unsigned int high;
+ unsigned int low;
+ } ui;
+};
+
+int __ucmpdi2(unsigned long long a, unsigned long long b)
+{
+ union ull_union au = {.ull = a};
+ union ull_union bu = {.ull = b};
+
+ if (au.ui.high < bu.ui.high)
+ return 0;
+ else if (au.ui.high > bu.ui.high)
+ return 2;
+ if (au.ui.low < bu.ui.low)
+ return 0;
+ else if (au.ui.low > bu.ui.low)
+ return 2;
+ return 1;
+}
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 256c5bf..04d69c4 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -304,7 +304,7 @@
subi r12,r12,TI_FLAGS
4: /* Anything else left to do? */
- SET_DEFAULT_THREAD_PPR(r3, r9) /* Set thread.ppr = 3 */
+ SET_DEFAULT_THREAD_PPR(r3, r10) /* Set thread.ppr = 3 */
andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP)
beq .ret_from_except_lite
@@ -657,7 +657,7 @@
/* Clear _TIF_EMULATE_STACK_STORE flag */
lis r11,_TIF_EMULATE_STACK_STORE@h
addi r5,r9,TI_FLAGS
- ldarx r4,0,r5
+0: ldarx r4,0,r5
andc r4,r4,r11
stdcx. r4,0,r5
bne- 0b
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 59dd545..16e77a8 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -555,10 +555,12 @@
new->thread.regs->msr |=
(MSR_FP | new->thread.fpexc_mode);
}
+#ifdef CONFIG_ALTIVEC
if (msr & MSR_VEC) {
do_load_up_transact_altivec(&new->thread);
new->thread.regs->msr |= MSR_VEC;
}
+#endif
/* We may as well turn on VSX too since all the state is restored now */
if (msr & MSR_VSX)
new->thread.regs->msr |= MSR_VSX;
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index 3acb28e..95068bf 100644
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -866,10 +866,12 @@
do_load_up_transact_fpu(¤t->thread);
regs->msr |= (MSR_FP | current->thread.fpexc_mode);
}
+#ifdef CONFIG_ALTIVEC
if (msr & MSR_VEC) {
do_load_up_transact_altivec(¤t->thread);
regs->msr |= MSR_VEC;
}
+#endif
return 0;
}
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c
index 995f854..c179428 100644
--- a/arch/powerpc/kernel/signal_64.c
+++ b/arch/powerpc/kernel/signal_64.c
@@ -522,10 +522,12 @@
do_load_up_transact_fpu(¤t->thread);
regs->msr |= (MSR_FP | current->thread.fpexc_mode);
}
+#ifdef CONFIG_ALTIVEC
if (msr & MSR_VEC) {
do_load_up_transact_altivec(¤t->thread);
regs->msr |= MSR_VEC;
}
+#endif
return err;
}
diff --git a/arch/powerpc/kernel/tm.S b/arch/powerpc/kernel/tm.S
index 84dbace..2da67e7 100644
--- a/arch/powerpc/kernel/tm.S
+++ b/arch/powerpc/kernel/tm.S
@@ -309,6 +309,7 @@
or r5, r6, r5 /* Set MSR.FP+.VSX/.VEC */
mtmsr r5
+#ifdef CONFIG_ALTIVEC
/* FP and VEC registers: These are recheckpointed from thread.fpr[]
* and thread.vr[] respectively. The thread.transact_fpr[] version
* is more modern, and will be loaded subsequently by any FPUnavailable
@@ -323,6 +324,7 @@
REST_32VRS(0, r5, r3) /* r5 scratch, r3 THREAD ptr */
ld r5, THREAD_VRSAVE(r3)
mtspr SPRN_VRSAVE, r5
+#endif
dont_restore_vec:
andi. r0, r4, MSR_FP
diff --git a/arch/powerpc/kvm/e500.h b/arch/powerpc/kvm/e500.h
index 41cefd4..33db48a 100644
--- a/arch/powerpc/kvm/e500.h
+++ b/arch/powerpc/kvm/e500.h
@@ -26,17 +26,20 @@
#define E500_PID_NUM 3
#define E500_TLB_NUM 2
-#define E500_TLB_VALID 1
-#define E500_TLB_BITMAP 2
+/* entry is mapped somewhere in host TLB */
+#define E500_TLB_VALID (1 << 0)
+/* TLB1 entry is mapped by host TLB1, tracked by bitmaps */
+#define E500_TLB_BITMAP (1 << 1)
+/* TLB1 entry is mapped by host TLB0 */
#define E500_TLB_TLB0 (1 << 2)
struct tlbe_ref {
- pfn_t pfn;
- unsigned int flags; /* E500_TLB_* */
+ pfn_t pfn; /* valid only for TLB0, except briefly */
+ unsigned int flags; /* E500_TLB_* */
};
struct tlbe_priv {
- struct tlbe_ref ref; /* TLB0 only -- TLB1 uses tlb_refs */
+ struct tlbe_ref ref;
};
#ifdef CONFIG_KVM_E500V2
@@ -63,17 +66,6 @@
unsigned int gtlb_nv[E500_TLB_NUM];
- /*
- * information associated with each host TLB entry --
- * TLB1 only for now. If/when guest TLB1 entries can be
- * mapped with host TLB0, this will be used for that too.
- *
- * We don't want to use this for guest TLB0 because then we'd
- * have the overhead of doing the translation again even if
- * the entry is still in the guest TLB (e.g. we swapped out
- * and back, and our host TLB entries got evicted).
- */
- struct tlbe_ref *tlb_refs[E500_TLB_NUM];
unsigned int host_tlb1_nv;
u32 svr;
diff --git a/arch/powerpc/kvm/e500_mmu_host.c b/arch/powerpc/kvm/e500_mmu_host.c
index a222edf..1c6a9d72 100644
--- a/arch/powerpc/kvm/e500_mmu_host.c
+++ b/arch/powerpc/kvm/e500_mmu_host.c
@@ -193,8 +193,11 @@
struct tlbe_ref *ref = &vcpu_e500->gtlb_priv[tlbsel][esel].ref;
/* Don't bother with unmapped entries */
- if (!(ref->flags & E500_TLB_VALID))
- return;
+ if (!(ref->flags & E500_TLB_VALID)) {
+ WARN(ref->flags & (E500_TLB_BITMAP | E500_TLB_TLB0),
+ "%s: flags %x\n", __func__, ref->flags);
+ WARN_ON(tlbsel == 1 && vcpu_e500->g2h_tlb1_map[esel]);
+ }
if (tlbsel == 1 && ref->flags & E500_TLB_BITMAP) {
u64 tmp = vcpu_e500->g2h_tlb1_map[esel];
@@ -248,7 +251,7 @@
pfn_t pfn)
{
ref->pfn = pfn;
- ref->flags = E500_TLB_VALID;
+ ref->flags |= E500_TLB_VALID;
if (tlbe_is_writable(gtlbe))
kvm_set_pfn_dirty(pfn);
@@ -257,6 +260,7 @@
static inline void kvmppc_e500_ref_release(struct tlbe_ref *ref)
{
if (ref->flags & E500_TLB_VALID) {
+ /* FIXME: don't log bogus pfn for TLB1 */
trace_kvm_booke206_ref_release(ref->pfn, ref->flags);
ref->flags = 0;
}
@@ -274,36 +278,23 @@
static void clear_tlb_privs(struct kvmppc_vcpu_e500 *vcpu_e500)
{
- int tlbsel = 0;
+ int tlbsel;
int i;
- for (i = 0; i < vcpu_e500->gtlb_params[tlbsel].entries; i++) {
- struct tlbe_ref *ref =
- &vcpu_e500->gtlb_priv[tlbsel][i].ref;
- kvmppc_e500_ref_release(ref);
+ for (tlbsel = 0; tlbsel <= 1; tlbsel++) {
+ for (i = 0; i < vcpu_e500->gtlb_params[tlbsel].entries; i++) {
+ struct tlbe_ref *ref =
+ &vcpu_e500->gtlb_priv[tlbsel][i].ref;
+ kvmppc_e500_ref_release(ref);
+ }
}
}
-static void clear_tlb_refs(struct kvmppc_vcpu_e500 *vcpu_e500)
-{
- int stlbsel = 1;
- int i;
-
- kvmppc_e500_tlbil_all(vcpu_e500);
-
- for (i = 0; i < host_tlb_params[stlbsel].entries; i++) {
- struct tlbe_ref *ref =
- &vcpu_e500->tlb_refs[stlbsel][i];
- kvmppc_e500_ref_release(ref);
- }
-
- clear_tlb_privs(vcpu_e500);
-}
-
void kvmppc_core_flush_tlb(struct kvm_vcpu *vcpu)
{
struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
- clear_tlb_refs(vcpu_e500);
+ kvmppc_e500_tlbil_all(vcpu_e500);
+ clear_tlb_privs(vcpu_e500);
clear_tlb1_bitmap(vcpu_e500);
}
@@ -458,8 +449,6 @@
gvaddr &= ~((tsize_pages << PAGE_SHIFT) - 1);
}
- /* Drop old ref and setup new one. */
- kvmppc_e500_ref_release(ref);
kvmppc_e500_ref_setup(ref, gtlbe, pfn);
kvmppc_e500_setup_stlbe(&vcpu_e500->vcpu, gtlbe, tsize,
@@ -507,14 +496,15 @@
if (unlikely(vcpu_e500->host_tlb1_nv >= tlb1_max_shadow_size()))
vcpu_e500->host_tlb1_nv = 0;
- vcpu_e500->tlb_refs[1][sesel] = *ref;
- vcpu_e500->g2h_tlb1_map[esel] |= (u64)1 << sesel;
- vcpu_e500->gtlb_priv[1][esel].ref.flags |= E500_TLB_BITMAP;
if (vcpu_e500->h2g_tlb1_rmap[sesel]) {
- unsigned int idx = vcpu_e500->h2g_tlb1_rmap[sesel];
+ unsigned int idx = vcpu_e500->h2g_tlb1_rmap[sesel] - 1;
vcpu_e500->g2h_tlb1_map[idx] &= ~(1ULL << sesel);
}
- vcpu_e500->h2g_tlb1_rmap[sesel] = esel;
+
+ vcpu_e500->gtlb_priv[1][esel].ref.flags |= E500_TLB_BITMAP;
+ vcpu_e500->g2h_tlb1_map[esel] |= (u64)1 << sesel;
+ vcpu_e500->h2g_tlb1_rmap[sesel] = esel + 1;
+ WARN_ON(!(ref->flags & E500_TLB_VALID));
return sesel;
}
@@ -526,13 +516,12 @@
u64 gvaddr, gfn_t gfn, struct kvm_book3e_206_tlb_entry *gtlbe,
struct kvm_book3e_206_tlb_entry *stlbe, int esel)
{
- struct tlbe_ref ref;
+ struct tlbe_ref *ref = &vcpu_e500->gtlb_priv[1][esel].ref;
int sesel;
int r;
- ref.flags = 0;
r = kvmppc_e500_shadow_map(vcpu_e500, gvaddr, gfn, gtlbe, 1, stlbe,
- &ref);
+ ref);
if (r)
return r;
@@ -544,7 +533,7 @@
}
/* Otherwise map into TLB1 */
- sesel = kvmppc_e500_tlb1_map_tlb1(vcpu_e500, &ref, esel);
+ sesel = kvmppc_e500_tlb1_map_tlb1(vcpu_e500, ref, esel);
write_stlbe(vcpu_e500, gtlbe, stlbe, 1, sesel);
return 0;
@@ -565,7 +554,7 @@
case 0:
priv = &vcpu_e500->gtlb_priv[tlbsel][esel];
- /* Triggers after clear_tlb_refs or on initial mapping */
+ /* Triggers after clear_tlb_privs or on initial mapping */
if (!(priv->ref.flags & E500_TLB_VALID)) {
kvmppc_e500_tlb0_map(vcpu_e500, esel, &stlbe);
} else {
@@ -665,35 +654,16 @@
host_tlb_params[0].entries / host_tlb_params[0].ways;
host_tlb_params[1].sets = 1;
- vcpu_e500->tlb_refs[0] =
- kzalloc(sizeof(struct tlbe_ref) * host_tlb_params[0].entries,
- GFP_KERNEL);
- if (!vcpu_e500->tlb_refs[0])
- goto err;
-
- vcpu_e500->tlb_refs[1] =
- kzalloc(sizeof(struct tlbe_ref) * host_tlb_params[1].entries,
- GFP_KERNEL);
- if (!vcpu_e500->tlb_refs[1])
- goto err;
-
vcpu_e500->h2g_tlb1_rmap = kzalloc(sizeof(unsigned int) *
host_tlb_params[1].entries,
GFP_KERNEL);
if (!vcpu_e500->h2g_tlb1_rmap)
- goto err;
+ return -EINVAL;
return 0;
-
-err:
- kfree(vcpu_e500->tlb_refs[0]);
- kfree(vcpu_e500->tlb_refs[1]);
- return -EINVAL;
}
void e500_mmu_host_uninit(struct kvmppc_vcpu_e500 *vcpu_e500)
{
kfree(vcpu_e500->h2g_tlb1_rmap);
- kfree(vcpu_e500->tlb_refs[0]);
- kfree(vcpu_e500->tlb_refs[1]);
}
diff --git a/arch/powerpc/kvm/e500mc.c b/arch/powerpc/kvm/e500mc.c
index 1f89d26..2f4baa0 100644
--- a/arch/powerpc/kvm/e500mc.c
+++ b/arch/powerpc/kvm/e500mc.c
@@ -108,6 +108,8 @@
{
}
+static DEFINE_PER_CPU(struct kvm_vcpu *, last_vcpu_on_cpu);
+
void kvmppc_core_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
{
struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
@@ -136,8 +138,11 @@
mtspr(SPRN_GDEAR, vcpu->arch.shared->dar);
mtspr(SPRN_GESR, vcpu->arch.shared->esr);
- if (vcpu->arch.oldpir != mfspr(SPRN_PIR))
+ if (vcpu->arch.oldpir != mfspr(SPRN_PIR) ||
+ __get_cpu_var(last_vcpu_on_cpu) != vcpu) {
kvmppc_e500_tlbil_all(vcpu_e500);
+ __get_cpu_var(last_vcpu_on_cpu) = vcpu;
+ }
kvmppc_load_guest_fp(vcpu);
}
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index 0da39fe..299731e 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -186,7 +186,13 @@
(0x1UL << 4), &dummy1, &dummy2);
if (lpar_rc == H_SUCCESS)
return i;
- BUG_ON(lpar_rc != H_NOT_FOUND);
+
+ /*
+ * The test for adjunct partition is performed before the
+ * ANDCOND test. H_RESOURCE may be returned, so we need to
+ * check for that as well.
+ */
+ BUG_ON(lpar_rc != H_NOT_FOUND && lpar_rc != H_RESOURCE);
slot_offset++;
slot_offset &= 0x7;
diff --git a/arch/s390/include/asm/io.h b/arch/s390/include/asm/io.h
index 27cb321..379d96e 100644
--- a/arch/s390/include/asm/io.h
+++ b/arch/s390/include/asm/io.h
@@ -50,10 +50,6 @@
#define ioremap_nocache(addr, size) ioremap(addr, size)
#define ioremap_wc ioremap_nocache
-/* TODO: s390 cannot support io_remap_pfn_range... */
-#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \
- remap_pfn_range(vma, vaddr, pfn, size, prot)
-
static inline void __iomem *ioremap(unsigned long offset, unsigned long size)
{
return (void __iomem *) offset;
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 4a29308..3cb47cf 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -57,6 +57,10 @@
(((unsigned long)(vaddr)) &zero_page_mask))))
#define __HAVE_COLOR_ZERO_PAGE
+/* TODO: s390 cannot support io_remap_pfn_range... */
+#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \
+ remap_pfn_range(vma, vaddr, pfn, size, prot)
+
#endif /* !__ASSEMBLY__ */
/*
@@ -344,6 +348,7 @@
#define _REGION3_ENTRY_CO 0x100 /* change-recording override */
/* Bits in the segment table entry */
+#define _SEGMENT_ENTRY_ORIGIN_LARGE ~0xfffffUL /* large page address */
#define _SEGMENT_ENTRY_ORIGIN ~0x7ffUL/* segment table origin */
#define _SEGMENT_ENTRY_RO 0x200 /* page protection bit */
#define _SEGMENT_ENTRY_INV 0x20 /* invalid segment table entry */
@@ -1531,7 +1536,8 @@
/*
* No page table caches to initialise
*/
-#define pgtable_cache_init() do { } while (0)
+static inline void pgtable_cache_init(void) { }
+static inline void check_pgt_cache(void) { }
#include <asm-generic/pgtable.h>
diff --git a/arch/s390/lib/uaccess_pt.c b/arch/s390/lib/uaccess_pt.c
index dff631d..466fb33 100644
--- a/arch/s390/lib/uaccess_pt.c
+++ b/arch/s390/lib/uaccess_pt.c
@@ -77,42 +77,69 @@
* >= -4095 (IS_ERR_VALUE(x) returns true), a fault has occured and the address
* contains the (negative) exception code.
*/
-static __always_inline unsigned long follow_table(struct mm_struct *mm,
- unsigned long addr, int write)
+#ifdef CONFIG_64BIT
+static unsigned long follow_table(struct mm_struct *mm,
+ unsigned long address, int write)
{
- pgd_t *pgd;
- pud_t *pud;
- pmd_t *pmd;
- pte_t *ptep;
+ unsigned long *table = (unsigned long *)__pa(mm->pgd);
- pgd = pgd_offset(mm, addr);
- if (pgd_none(*pgd) || unlikely(pgd_bad(*pgd)))
- return -0x3aUL;
-
- pud = pud_offset(pgd, addr);
- if (pud_none(*pud) || unlikely(pud_bad(*pud)))
- return -0x3bUL;
-
- pmd = pmd_offset(pud, addr);
- if (pmd_none(*pmd))
- return -0x10UL;
- if (pmd_large(*pmd)) {
- if (write && (pmd_val(*pmd) & _SEGMENT_ENTRY_RO))
- return -0x04UL;
- return (pmd_val(*pmd) & HPAGE_MASK) + (addr & ~HPAGE_MASK);
+ switch (mm->context.asce_bits & _ASCE_TYPE_MASK) {
+ case _ASCE_TYPE_REGION1:
+ table = table + ((address >> 53) & 0x7ff);
+ if (unlikely(*table & _REGION_ENTRY_INV))
+ return -0x39UL;
+ table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
+ case _ASCE_TYPE_REGION2:
+ table = table + ((address >> 42) & 0x7ff);
+ if (unlikely(*table & _REGION_ENTRY_INV))
+ return -0x3aUL;
+ table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
+ case _ASCE_TYPE_REGION3:
+ table = table + ((address >> 31) & 0x7ff);
+ if (unlikely(*table & _REGION_ENTRY_INV))
+ return -0x3bUL;
+ table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
+ case _ASCE_TYPE_SEGMENT:
+ table = table + ((address >> 20) & 0x7ff);
+ if (unlikely(*table & _SEGMENT_ENTRY_INV))
+ return -0x10UL;
+ if (unlikely(*table & _SEGMENT_ENTRY_LARGE)) {
+ if (write && (*table & _SEGMENT_ENTRY_RO))
+ return -0x04UL;
+ return (*table & _SEGMENT_ENTRY_ORIGIN_LARGE) +
+ (address & ~_SEGMENT_ENTRY_ORIGIN_LARGE);
+ }
+ table = (unsigned long *)(*table & _SEGMENT_ENTRY_ORIGIN);
}
- if (unlikely(pmd_bad(*pmd)))
- return -0x10UL;
-
- ptep = pte_offset_map(pmd, addr);
- if (!pte_present(*ptep))
+ table = table + ((address >> 12) & 0xff);
+ if (unlikely(*table & _PAGE_INVALID))
return -0x11UL;
- if (write && (!pte_write(*ptep) || !pte_dirty(*ptep)))
+ if (write && (*table & _PAGE_RO))
return -0x04UL;
-
- return (pte_val(*ptep) & PAGE_MASK) + (addr & ~PAGE_MASK);
+ return (*table & PAGE_MASK) + (address & ~PAGE_MASK);
}
+#else /* CONFIG_64BIT */
+
+static unsigned long follow_table(struct mm_struct *mm,
+ unsigned long address, int write)
+{
+ unsigned long *table = (unsigned long *)__pa(mm->pgd);
+
+ table = table + ((address >> 20) & 0x7ff);
+ if (unlikely(*table & _SEGMENT_ENTRY_INV))
+ return -0x10UL;
+ table = (unsigned long *)(*table & _SEGMENT_ENTRY_ORIGIN);
+ table = table + ((address >> 12) & 0xff);
+ if (unlikely(*table & _PAGE_INVALID))
+ return -0x11UL;
+ if (write && (*table & _PAGE_RO))
+ return -0x04UL;
+ return (*table & PAGE_MASK) + (address & ~PAGE_MASK);
+}
+
+#endif /* CONFIG_64BIT */
+
static __always_inline size_t __user_copy_pt(unsigned long uaddr, void *kptr,
size_t n, int write_user)
{
@@ -197,7 +224,7 @@
static size_t clear_user_pt(size_t n, void __user *to)
{
- void *zpage = &empty_zero_page;
+ void *zpage = (void *) empty_zero_page;
long done, size, ret;
done = 0;
diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild
index e26d430..ff18e3c 100644
--- a/arch/sparc/include/asm/Kbuild
+++ b/arch/sparc/include/asm/Kbuild
@@ -2,11 +2,16 @@
generic-y += clkdev.h
+generic-y += cputime.h
generic-y += div64.h
+generic-y += emergency-restart.h
generic-y += exec.h
generic-y += local64.h
+generic-y += mutex.h
generic-y += irq_regs.h
generic-y += local.h
generic-y += module.h
+generic-y += serial.h
generic-y += trace_clock.h
+generic-y += types.h
generic-y += word-at-a-time.h
diff --git a/arch/sparc/include/asm/cputime.h b/arch/sparc/include/asm/cputime.h
deleted file mode 100644
index 1a642b8..0000000
--- a/arch/sparc/include/asm/cputime.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef __SPARC_CPUTIME_H
-#define __SPARC_CPUTIME_H
-
-#include <asm-generic/cputime.h>
-
-#endif /* __SPARC_CPUTIME_H */
diff --git a/arch/sparc/include/asm/emergency-restart.h b/arch/sparc/include/asm/emergency-restart.h
deleted file mode 100644
index 108d8c4..0000000
--- a/arch/sparc/include/asm/emergency-restart.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef _ASM_EMERGENCY_RESTART_H
-#define _ASM_EMERGENCY_RESTART_H
-
-#include <asm-generic/emergency-restart.h>
-
-#endif /* _ASM_EMERGENCY_RESTART_H */
diff --git a/arch/sparc/include/asm/mutex.h b/arch/sparc/include/asm/mutex.h
deleted file mode 100644
index 458c1f7..0000000
--- a/arch/sparc/include/asm/mutex.h
+++ /dev/null
@@ -1,9 +0,0 @@
-/*
- * Pull in the generic implementation for the mutex fastpath.
- *
- * TODO: implement optimized primitives instead, or leave the generic
- * implementation in place, or pick the atomic_xchg() based generic
- * implementation. (see asm-generic/mutex-xchg.h for details)
- */
-
-#include <asm-generic/mutex-dec.h>
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index 08fcce90..7619f2f 100644
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -915,6 +915,7 @@
return remap_pfn_range(vma, from, phys_base >> PAGE_SHIFT, size, prot);
}
+#include <asm/tlbflush.h>
#include <asm-generic/pgtable.h>
/* We provide our own get_unmapped_area to cope with VA holes and
diff --git a/arch/sparc/include/asm/serial.h b/arch/sparc/include/asm/serial.h
deleted file mode 100644
index f90d61c..0000000
--- a/arch/sparc/include/asm/serial.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef __SPARC_SERIAL_H
-#define __SPARC_SERIAL_H
-
-#define BASE_BAUD ( 1843200 / 16 )
-
-#endif /* __SPARC_SERIAL_H */
diff --git a/arch/sparc/include/asm/smp_32.h b/arch/sparc/include/asm/smp_32.h
index b73da3c..3c8917f 100644
--- a/arch/sparc/include/asm/smp_32.h
+++ b/arch/sparc/include/asm/smp_32.h
@@ -36,7 +36,6 @@
unsigned long, unsigned long);
void cpu_panic(void);
-extern void smp4m_irq_rotate(int cpu);
/*
* General functions that each host system must provide.
@@ -46,7 +45,6 @@
void sun4d_init_smp(void);
void smp_callin(void);
-void smp_boot_cpus(void);
void smp_store_cpu_info(int);
void smp_resched_interrupt(void);
@@ -107,9 +105,6 @@
#define raw_smp_processor_id() (current_thread_info()->cpu)
-#define prof_multiplier(__cpu) cpu_data(__cpu).multiplier
-#define prof_counter(__cpu) cpu_data(__cpu).counter
-
void smp_setup_cpu_possible_map(void);
#endif /* !(__ASSEMBLY__) */
diff --git a/arch/sparc/include/asm/switch_to_64.h b/arch/sparc/include/asm/switch_to_64.h
index cad36f5..c7de332 100644
--- a/arch/sparc/include/asm/switch_to_64.h
+++ b/arch/sparc/include/asm/switch_to_64.h
@@ -18,8 +18,7 @@
* and 2 stores in this critical code path. -DaveM
*/
#define switch_to(prev, next, last) \
-do { flush_tlb_pending(); \
- save_and_clear_fpu(); \
+do { save_and_clear_fpu(); \
/* If you are tempted to conditionalize the following */ \
/* so that ASI is only written if it changes, think again. */ \
__asm__ __volatile__("wr %%g0, %0, %%asi" \
diff --git a/arch/sparc/include/asm/tlbflush_64.h b/arch/sparc/include/asm/tlbflush_64.h
index 2ef4634..f0d6a97 100644
--- a/arch/sparc/include/asm/tlbflush_64.h
+++ b/arch/sparc/include/asm/tlbflush_64.h
@@ -11,24 +11,40 @@
struct tlb_batch {
struct mm_struct *mm;
unsigned long tlb_nr;
+ unsigned long active;
unsigned long vaddrs[TLB_BATCH_NR];
};
extern void flush_tsb_kernel_range(unsigned long start, unsigned long end);
extern void flush_tsb_user(struct tlb_batch *tb);
+extern void flush_tsb_user_page(struct mm_struct *mm, unsigned long vaddr);
/* TLB flush operations. */
-extern void flush_tlb_pending(void);
+static inline void flush_tlb_mm(struct mm_struct *mm)
+{
+}
-#define flush_tlb_range(vma,start,end) \
- do { (void)(start); flush_tlb_pending(); } while (0)
-#define flush_tlb_page(vma,addr) flush_tlb_pending()
-#define flush_tlb_mm(mm) flush_tlb_pending()
+static inline void flush_tlb_page(struct vm_area_struct *vma,
+ unsigned long vmaddr)
+{
+}
+
+static inline void flush_tlb_range(struct vm_area_struct *vma,
+ unsigned long start, unsigned long end)
+{
+}
+
+#define __HAVE_ARCH_ENTER_LAZY_MMU_MODE
+
+extern void flush_tlb_pending(void);
+extern void arch_enter_lazy_mmu_mode(void);
+extern void arch_leave_lazy_mmu_mode(void);
+#define arch_flush_lazy_mmu_mode() do {} while (0)
/* Local cpu only. */
extern void __flush_tlb_all(void);
-
+extern void __flush_tlb_page(unsigned long context, unsigned long vaddr);
extern void __flush_tlb_kernel_range(unsigned long start, unsigned long end);
#ifndef CONFIG_SMP
@@ -38,15 +54,24 @@
__flush_tlb_kernel_range(start,end); \
} while (0)
+static inline void global_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr)
+{
+ __flush_tlb_page(CTX_HWBITS(mm->context), vaddr);
+}
+
#else /* CONFIG_SMP */
extern void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end);
+extern void smp_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr);
#define flush_tlb_kernel_range(start, end) \
do { flush_tsb_kernel_range(start,end); \
smp_flush_tlb_kernel_range(start, end); \
} while (0)
+#define global_flush_tlb_page(mm, vaddr) \
+ smp_flush_tlb_page(mm, vaddr)
+
#endif /* ! CONFIG_SMP */
#endif /* _SPARC64_TLBFLUSH_H */
diff --git a/arch/sparc/include/uapi/asm/Kbuild b/arch/sparc/include/uapi/asm/Kbuild
index ce175af..b5843ee 100644
--- a/arch/sparc/include/uapi/asm/Kbuild
+++ b/arch/sparc/include/uapi/asm/Kbuild
@@ -44,7 +44,6 @@
header-y += termbits.h
header-y += termios.h
header-y += traps.h
-header-y += types.h
header-y += uctx.h
header-y += unistd.h
header-y += utrap.h
diff --git a/arch/sparc/include/uapi/asm/types.h b/arch/sparc/include/uapi/asm/types.h
deleted file mode 100644
index 383d156..0000000
--- a/arch/sparc/include/uapi/asm/types.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef _SPARC_TYPES_H
-#define _SPARC_TYPES_H
-/*
- * This file is never included by application software unless
- * explicitly requested (e.g., via linux/types.h) in which case the
- * application is Linux specific so (user-) name space pollution is
- * not a major issue. However, for interoperability, libraries still
- * need to be careful to avoid a name clashes.
- */
-
-#if defined(__sparc__)
-
-#include <asm-generic/int-ll64.h>
-
-#endif /* defined(__sparc__) */
-
-#endif /* defined(_SPARC_TYPES_H) */
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index 537eb66..ca64d2a 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -849,7 +849,7 @@
}
extern unsigned long xcall_flush_tlb_mm;
-extern unsigned long xcall_flush_tlb_pending;
+extern unsigned long xcall_flush_tlb_page;
extern unsigned long xcall_flush_tlb_kernel_range;
extern unsigned long xcall_fetch_glob_regs;
extern unsigned long xcall_fetch_glob_pmu;
@@ -1074,19 +1074,52 @@
put_cpu();
}
+struct tlb_pending_info {
+ unsigned long ctx;
+ unsigned long nr;
+ unsigned long *vaddrs;
+};
+
+static void tlb_pending_func(void *info)
+{
+ struct tlb_pending_info *t = info;
+
+ __flush_tlb_pending(t->ctx, t->nr, t->vaddrs);
+}
+
void smp_flush_tlb_pending(struct mm_struct *mm, unsigned long nr, unsigned long *vaddrs)
{
u32 ctx = CTX_HWBITS(mm->context);
+ struct tlb_pending_info info;
+ int cpu = get_cpu();
+
+ info.ctx = ctx;
+ info.nr = nr;
+ info.vaddrs = vaddrs;
+
+ if (mm == current->mm && atomic_read(&mm->mm_users) == 1)
+ cpumask_copy(mm_cpumask(mm), cpumask_of(cpu));
+ else
+ smp_call_function_many(mm_cpumask(mm), tlb_pending_func,
+ &info, 1);
+
+ __flush_tlb_pending(ctx, nr, vaddrs);
+
+ put_cpu();
+}
+
+void smp_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr)
+{
+ unsigned long context = CTX_HWBITS(mm->context);
int cpu = get_cpu();
if (mm == current->mm && atomic_read(&mm->mm_users) == 1)
cpumask_copy(mm_cpumask(mm), cpumask_of(cpu));
else
- smp_cross_call_masked(&xcall_flush_tlb_pending,
- ctx, nr, (unsigned long) vaddrs,
+ smp_cross_call_masked(&xcall_flush_tlb_page,
+ context, vaddr, 0,
mm_cpumask(mm));
-
- __flush_tlb_pending(ctx, nr, vaddrs);
+ __flush_tlb_page(context, vaddr);
put_cpu();
}
diff --git a/arch/sparc/lib/bitext.c b/arch/sparc/lib/bitext.c
index 48d00e7..8ec4e9c 100644
--- a/arch/sparc/lib/bitext.c
+++ b/arch/sparc/lib/bitext.c
@@ -119,11 +119,7 @@
void bit_map_init(struct bit_map *t, unsigned long *map, int size)
{
-
- if ((size & 07) != 0)
- BUG();
- memset(map, 0, size>>3);
-
+ bitmap_zero(map, size);
memset(t, 0, sizeof *t);
spin_lock_init(&t->lock);
t->map = map;
diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c
index 0f4f719..28f96f2 100644
--- a/arch/sparc/mm/iommu.c
+++ b/arch/sparc/mm/iommu.c
@@ -34,7 +34,7 @@
#define IOMMU_RNGE IOMMU_RNGE_256MB
#define IOMMU_START 0xF0000000
#define IOMMU_WINSIZE (256*1024*1024U)
-#define IOMMU_NPTES (IOMMU_WINSIZE/PAGE_SIZE) /* 64K PTEs, 265KB */
+#define IOMMU_NPTES (IOMMU_WINSIZE/PAGE_SIZE) /* 64K PTEs, 256KB */
#define IOMMU_ORDER 6 /* 4096 * (1<<6) */
/* srmmu.c */
diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index c38bb72..036c279 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -280,7 +280,9 @@
SRMMU_NOCACHE_ALIGN_MAX, 0UL);
memset(srmmu_nocache_pool, 0, srmmu_nocache_size);
- srmmu_nocache_bitmap = __alloc_bootmem(bitmap_bits >> 3, SMP_CACHE_BYTES, 0UL);
+ srmmu_nocache_bitmap =
+ __alloc_bootmem(BITS_TO_LONGS(bitmap_bits) * sizeof(long),
+ SMP_CACHE_BYTES, 0UL);
bit_map_init(&srmmu_nocache_map, srmmu_nocache_bitmap, bitmap_bits);
srmmu_swapper_pg_dir = __srmmu_get_nocache(SRMMU_PGD_TABLE_SIZE, SRMMU_PGD_TABLE_SIZE);
diff --git a/arch/sparc/mm/tlb.c b/arch/sparc/mm/tlb.c
index ba6ae7f..83d89bc 100644
--- a/arch/sparc/mm/tlb.c
+++ b/arch/sparc/mm/tlb.c
@@ -24,11 +24,17 @@
void flush_tlb_pending(void)
{
struct tlb_batch *tb = &get_cpu_var(tlb_batch);
+ struct mm_struct *mm = tb->mm;
- if (tb->tlb_nr) {
- flush_tsb_user(tb);
+ if (!tb->tlb_nr)
+ goto out;
- if (CTX_VALID(tb->mm->context)) {
+ flush_tsb_user(tb);
+
+ if (CTX_VALID(mm->context)) {
+ if (tb->tlb_nr == 1) {
+ global_flush_tlb_page(mm, tb->vaddrs[0]);
+ } else {
#ifdef CONFIG_SMP
smp_flush_tlb_pending(tb->mm, tb->tlb_nr,
&tb->vaddrs[0]);
@@ -37,12 +43,30 @@
tb->tlb_nr, &tb->vaddrs[0]);
#endif
}
- tb->tlb_nr = 0;
}
+ tb->tlb_nr = 0;
+
+out:
put_cpu_var(tlb_batch);
}
+void arch_enter_lazy_mmu_mode(void)
+{
+ struct tlb_batch *tb = &__get_cpu_var(tlb_batch);
+
+ tb->active = 1;
+}
+
+void arch_leave_lazy_mmu_mode(void)
+{
+ struct tlb_batch *tb = &__get_cpu_var(tlb_batch);
+
+ if (tb->tlb_nr)
+ flush_tlb_pending();
+ tb->active = 0;
+}
+
static void tlb_batch_add_one(struct mm_struct *mm, unsigned long vaddr,
bool exec)
{
@@ -60,6 +84,12 @@
nr = 0;
}
+ if (!tb->active) {
+ global_flush_tlb_page(mm, vaddr);
+ flush_tsb_user_page(mm, vaddr);
+ goto out;
+ }
+
if (nr == 0)
tb->mm = mm;
@@ -68,6 +98,7 @@
if (nr >= TLB_BATCH_NR)
flush_tlb_pending();
+out:
put_cpu_var(tlb_batch);
}
diff --git a/arch/sparc/mm/tsb.c b/arch/sparc/mm/tsb.c
index 428982b..2cc3bce 100644
--- a/arch/sparc/mm/tsb.c
+++ b/arch/sparc/mm/tsb.c
@@ -7,11 +7,10 @@
#include <linux/preempt.h>
#include <linux/slab.h>
#include <asm/page.h>
-#include <asm/tlbflush.h>
-#include <asm/tlb.h>
-#include <asm/mmu_context.h>
#include <asm/pgtable.h>
+#include <asm/mmu_context.h>
#include <asm/tsb.h>
+#include <asm/tlb.h>
#include <asm/oplib.h>
extern struct tsb swapper_tsb[KERNEL_TSB_NENTRIES];
@@ -46,23 +45,27 @@
}
}
+static void __flush_tsb_one_entry(unsigned long tsb, unsigned long v,
+ unsigned long hash_shift,
+ unsigned long nentries)
+{
+ unsigned long tag, ent, hash;
+
+ v &= ~0x1UL;
+ hash = tsb_hash(v, hash_shift, nentries);
+ ent = tsb + (hash * sizeof(struct tsb));
+ tag = (v >> 22UL);
+
+ tsb_flush(ent, tag);
+}
+
static void __flush_tsb_one(struct tlb_batch *tb, unsigned long hash_shift,
unsigned long tsb, unsigned long nentries)
{
unsigned long i;
- for (i = 0; i < tb->tlb_nr; i++) {
- unsigned long v = tb->vaddrs[i];
- unsigned long tag, ent, hash;
-
- v &= ~0x1UL;
-
- hash = tsb_hash(v, hash_shift, nentries);
- ent = tsb + (hash * sizeof(struct tsb));
- tag = (v >> 22UL);
-
- tsb_flush(ent, tag);
- }
+ for (i = 0; i < tb->tlb_nr; i++)
+ __flush_tsb_one_entry(tsb, tb->vaddrs[i], hash_shift, nentries);
}
void flush_tsb_user(struct tlb_batch *tb)
@@ -90,6 +93,30 @@
spin_unlock_irqrestore(&mm->context.lock, flags);
}
+void flush_tsb_user_page(struct mm_struct *mm, unsigned long vaddr)
+{
+ unsigned long nentries, base, flags;
+
+ spin_lock_irqsave(&mm->context.lock, flags);
+
+ base = (unsigned long) mm->context.tsb_block[MM_TSB_BASE].tsb;
+ nentries = mm->context.tsb_block[MM_TSB_BASE].tsb_nentries;
+ if (tlb_type == cheetah_plus || tlb_type == hypervisor)
+ base = __pa(base);
+ __flush_tsb_one_entry(base, vaddr, PAGE_SHIFT, nentries);
+
+#if defined(CONFIG_HUGETLB_PAGE) || defined(CONFIG_TRANSPARENT_HUGEPAGE)
+ if (mm->context.tsb_block[MM_TSB_HUGE].tsb) {
+ base = (unsigned long) mm->context.tsb_block[MM_TSB_HUGE].tsb;
+ nentries = mm->context.tsb_block[MM_TSB_HUGE].tsb_nentries;
+ if (tlb_type == cheetah_plus || tlb_type == hypervisor)
+ base = __pa(base);
+ __flush_tsb_one_entry(base, vaddr, HPAGE_SHIFT, nentries);
+ }
+#endif
+ spin_unlock_irqrestore(&mm->context.lock, flags);
+}
+
#define HV_PGSZ_IDX_BASE HV_PGSZ_IDX_8K
#define HV_PGSZ_MASK_BASE HV_PGSZ_MASK_8K
diff --git a/arch/sparc/mm/ultra.S b/arch/sparc/mm/ultra.S
index f8e13d4..432aa0c 100644
--- a/arch/sparc/mm/ultra.S
+++ b/arch/sparc/mm/ultra.S
@@ -53,6 +53,33 @@
nop
.align 32
+ .globl __flush_tlb_page
+__flush_tlb_page: /* 22 insns */
+ /* %o0 = context, %o1 = vaddr */
+ rdpr %pstate, %g7
+ andn %g7, PSTATE_IE, %g2
+ wrpr %g2, %pstate
+ mov SECONDARY_CONTEXT, %o4
+ ldxa [%o4] ASI_DMMU, %g2
+ stxa %o0, [%o4] ASI_DMMU
+ andcc %o1, 1, %g0
+ andn %o1, 1, %o3
+ be,pn %icc, 1f
+ or %o3, 0x10, %o3
+ stxa %g0, [%o3] ASI_IMMU_DEMAP
+1: stxa %g0, [%o3] ASI_DMMU_DEMAP
+ membar #Sync
+ stxa %g2, [%o4] ASI_DMMU
+ sethi %hi(KERNBASE), %o4
+ flush %o4
+ retl
+ wrpr %g7, 0x0, %pstate
+ nop
+ nop
+ nop
+ nop
+
+ .align 32
.globl __flush_tlb_pending
__flush_tlb_pending: /* 26 insns */
/* %o0 = context, %o1 = nr, %o2 = vaddrs[] */
@@ -203,6 +230,31 @@
retl
wrpr %g7, 0x0, %pstate
+__cheetah_flush_tlb_page: /* 22 insns */
+ /* %o0 = context, %o1 = vaddr */
+ rdpr %pstate, %g7
+ andn %g7, PSTATE_IE, %g2
+ wrpr %g2, 0x0, %pstate
+ wrpr %g0, 1, %tl
+ mov PRIMARY_CONTEXT, %o4
+ ldxa [%o4] ASI_DMMU, %g2
+ srlx %g2, CTX_PGSZ1_NUC_SHIFT, %o3
+ sllx %o3, CTX_PGSZ1_NUC_SHIFT, %o3
+ or %o0, %o3, %o0 /* Preserve nucleus page size fields */
+ stxa %o0, [%o4] ASI_DMMU
+ andcc %o1, 1, %g0
+ be,pn %icc, 1f
+ andn %o1, 1, %o3
+ stxa %g0, [%o3] ASI_IMMU_DEMAP
+1: stxa %g0, [%o3] ASI_DMMU_DEMAP
+ membar #Sync
+ stxa %g2, [%o4] ASI_DMMU
+ sethi %hi(KERNBASE), %o4
+ flush %o4
+ wrpr %g0, 0, %tl
+ retl
+ wrpr %g7, 0x0, %pstate
+
__cheetah_flush_tlb_pending: /* 27 insns */
/* %o0 = context, %o1 = nr, %o2 = vaddrs[] */
rdpr %pstate, %g7
@@ -269,6 +321,20 @@
retl
nop
+__hypervisor_flush_tlb_page: /* 11 insns */
+ /* %o0 = context, %o1 = vaddr */
+ mov %o0, %g2
+ mov %o1, %o0 /* ARG0: vaddr + IMMU-bit */
+ mov %g2, %o1 /* ARG1: mmu context */
+ mov HV_MMU_ALL, %o2 /* ARG2: flags */
+ srlx %o0, PAGE_SHIFT, %o0
+ sllx %o0, PAGE_SHIFT, %o0
+ ta HV_MMU_UNMAP_ADDR_TRAP
+ brnz,pn %o0, __hypervisor_tlb_tl0_error
+ mov HV_MMU_UNMAP_ADDR_TRAP, %o1
+ retl
+ nop
+
__hypervisor_flush_tlb_pending: /* 16 insns */
/* %o0 = context, %o1 = nr, %o2 = vaddrs[] */
sllx %o1, 3, %g1
@@ -339,6 +405,13 @@
call tlb_patch_one
mov 19, %o2
+ sethi %hi(__flush_tlb_page), %o0
+ or %o0, %lo(__flush_tlb_page), %o0
+ sethi %hi(__cheetah_flush_tlb_page), %o1
+ or %o1, %lo(__cheetah_flush_tlb_page), %o1
+ call tlb_patch_one
+ mov 22, %o2
+
sethi %hi(__flush_tlb_pending), %o0
or %o0, %lo(__flush_tlb_pending), %o0
sethi %hi(__cheetah_flush_tlb_pending), %o1
@@ -397,10 +470,9 @@
nop
nop
- .globl xcall_flush_tlb_pending
-xcall_flush_tlb_pending: /* 21 insns */
- /* %g5=context, %g1=nr, %g7=vaddrs[] */
- sllx %g1, 3, %g1
+ .globl xcall_flush_tlb_page
+xcall_flush_tlb_page: /* 17 insns */
+ /* %g5=context, %g1=vaddr */
mov PRIMARY_CONTEXT, %g4
ldxa [%g4] ASI_DMMU, %g2
srlx %g2, CTX_PGSZ1_NUC_SHIFT, %g4
@@ -408,20 +480,16 @@
or %g5, %g4, %g5
mov PRIMARY_CONTEXT, %g4
stxa %g5, [%g4] ASI_DMMU
-1: sub %g1, (1 << 3), %g1
- ldx [%g7 + %g1], %g5
- andcc %g5, 0x1, %g0
+ andcc %g1, 0x1, %g0
be,pn %icc, 2f
-
- andn %g5, 0x1, %g5
+ andn %g1, 0x1, %g5
stxa %g0, [%g5] ASI_IMMU_DEMAP
2: stxa %g0, [%g5] ASI_DMMU_DEMAP
membar #Sync
- brnz,pt %g1, 1b
- nop
stxa %g2, [%g4] ASI_DMMU
retry
nop
+ nop
.globl xcall_flush_tlb_kernel_range
xcall_flush_tlb_kernel_range: /* 25 insns */
@@ -656,15 +724,13 @@
membar #Sync
retry
- .globl __hypervisor_xcall_flush_tlb_pending
-__hypervisor_xcall_flush_tlb_pending: /* 21 insns */
- /* %g5=ctx, %g1=nr, %g7=vaddrs[], %g2,%g3,%g4,g6=scratch */
- sllx %g1, 3, %g1
+ .globl __hypervisor_xcall_flush_tlb_page
+__hypervisor_xcall_flush_tlb_page: /* 17 insns */
+ /* %g5=ctx, %g1=vaddr */
mov %o0, %g2
mov %o1, %g3
mov %o2, %g4
-1: sub %g1, (1 << 3), %g1
- ldx [%g7 + %g1], %o0 /* ARG0: virtual address */
+ mov %g1, %o0 /* ARG0: virtual address */
mov %g5, %o1 /* ARG1: mmu context */
mov HV_MMU_ALL, %o2 /* ARG2: flags */
srlx %o0, PAGE_SHIFT, %o0
@@ -673,8 +739,6 @@
mov HV_MMU_UNMAP_ADDR_TRAP, %g6
brnz,a,pn %o0, __hypervisor_tlb_xcall_error
mov %o0, %g5
- brnz,pt %g1, 1b
- nop
mov %g2, %o0
mov %g3, %o1
mov %g4, %o2
@@ -757,6 +821,13 @@
call tlb_patch_one
mov 10, %o2
+ sethi %hi(__flush_tlb_page), %o0
+ or %o0, %lo(__flush_tlb_page), %o0
+ sethi %hi(__hypervisor_flush_tlb_page), %o1
+ or %o1, %lo(__hypervisor_flush_tlb_page), %o1
+ call tlb_patch_one
+ mov 11, %o2
+
sethi %hi(__flush_tlb_pending), %o0
or %o0, %lo(__flush_tlb_pending), %o0
sethi %hi(__hypervisor_flush_tlb_pending), %o1
@@ -788,12 +859,12 @@
call tlb_patch_one
mov 21, %o2
- sethi %hi(xcall_flush_tlb_pending), %o0
- or %o0, %lo(xcall_flush_tlb_pending), %o0
- sethi %hi(__hypervisor_xcall_flush_tlb_pending), %o1
- or %o1, %lo(__hypervisor_xcall_flush_tlb_pending), %o1
+ sethi %hi(xcall_flush_tlb_page), %o0
+ or %o0, %lo(xcall_flush_tlb_page), %o0
+ sethi %hi(__hypervisor_xcall_flush_tlb_page), %o1
+ or %o1, %lo(__hypervisor_xcall_flush_tlb_page), %o1
call tlb_patch_one
- mov 21, %o2
+ mov 17, %o2
sethi %hi(xcall_flush_tlb_kernel_range), %o0
or %o0, %lo(xcall_flush_tlb_kernel_range), %o0
diff --git a/arch/tile/include/asm/irqflags.h b/arch/tile/include/asm/irqflags.h
index 241c0bb..c96f9bb 100644
--- a/arch/tile/include/asm/irqflags.h
+++ b/arch/tile/include/asm/irqflags.h
@@ -40,7 +40,15 @@
#include <asm/percpu.h>
#include <arch/spr_def.h>
-/* Set and clear kernel interrupt masks. */
+/*
+ * Set and clear kernel interrupt masks.
+ *
+ * NOTE: __insn_mtspr() is a compiler builtin marked as a memory
+ * clobber. We rely on it being equivalent to a compiler barrier in
+ * this code since arch_local_irq_save() and friends must act as
+ * compiler barriers. This compiler semantic is baked into enough
+ * places that the compiler will maintain it going forward.
+ */
#if CHIP_HAS_SPLIT_INTR_MASK()
#if INT_PERF_COUNT < 32 || INT_AUX_PERF_COUNT < 32 || INT_MEM_ERROR >= 32
# error Fix assumptions about which word various interrupts are in
diff --git a/arch/tile/kernel/setup.c b/arch/tile/kernel/setup.c
index d1e15f7..7a5aa1a 100644
--- a/arch/tile/kernel/setup.c
+++ b/arch/tile/kernel/setup.c
@@ -1004,15 +1004,8 @@
#ifdef CONFIG_BLK_DEV_INITRD
-/*
- * Note that the kernel can potentially support other compression
- * techniques than gz, though we don't do so by default. If we ever
- * decide to do so we can either look for other filename extensions,
- * or just allow a file with this name to be compressed with an
- * arbitrary compressor (somewhat counterintuitively).
- */
static int __initdata set_initramfs_file;
-static char __initdata initramfs_file[128] = "initramfs.cpio.gz";
+static char __initdata initramfs_file[128] = "initramfs";
static int __init setup_initramfs_file(char *str)
{
@@ -1026,9 +1019,9 @@
early_param("initramfs_file", setup_initramfs_file);
/*
- * We look for an "initramfs.cpio.gz" file in the hvfs.
- * If there is one, we allocate some memory for it and it will be
- * unpacked to the initramfs.
+ * We look for a file called "initramfs" in the hvfs. If there is one, we
+ * allocate some memory for it and it will be unpacked to the initramfs.
+ * If it's compressed, the initd code will uncompress it first.
*/
static void __init load_hv_initrd(void)
{
@@ -1038,10 +1031,16 @@
fd = hv_fs_findfile((HV_VirtAddr) initramfs_file);
if (fd == HV_ENOENT) {
- if (set_initramfs_file)
+ if (set_initramfs_file) {
pr_warning("No such hvfs initramfs file '%s'\n",
initramfs_file);
- return;
+ return;
+ } else {
+ /* Try old backwards-compatible name. */
+ fd = hv_fs_findfile((HV_VirtAddr)"initramfs.cpio.gz");
+ if (fd == HV_ENOENT)
+ return;
+ }
}
BUG_ON(fd < 0);
stat = hv_fs_fstat(fd);
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 70c0f3d..15b5cef 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1549,6 +1549,7 @@
config EFI
bool "EFI runtime service support"
depends on ACPI
+ select UCS2_STRING
---help---
This enables the kernel to use EFI runtime services that are
available (such as the EFI variable services).
diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile
index 8a84501..5ef205c 100644
--- a/arch/x86/boot/compressed/Makefile
+++ b/arch/x86/boot/compressed/Makefile
@@ -4,7 +4,7 @@
# create a compressed vmlinux image from the original vmlinux
#
-targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo head_$(BITS).o misc.o string.o cmdline.o early_serial_console.o piggy.o
+targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo
KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2
KBUILD_CFLAGS += -fno-strict-aliasing -fPIC
@@ -29,7 +29,6 @@
$(obj)/piggy.o
$(obj)/eboot.o: KBUILD_CFLAGS += -fshort-wchar -mno-red-zone
-$(obj)/efi_stub_$(BITS).o: KBUILD_CLFAGS += -fshort-wchar -mno-red-zone
ifeq ($(CONFIG_EFI_STUB), y)
VMLINUX_OBJS += $(obj)/eboot.o $(obj)/efi_stub_$(BITS).o
@@ -43,7 +42,7 @@
$(obj)/vmlinux.bin: vmlinux FORCE
$(call if_changed,objcopy)
-targets += vmlinux.bin.all vmlinux.relocs
+targets += $(patsubst $(obj)/%,%,$(VMLINUX_OBJS)) vmlinux.bin.all vmlinux.relocs
CMD_RELOCS = arch/x86/tools/relocs
quiet_cmd_relocs = RELOCS $@
diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c
index c205035a..35ee62f 100644
--- a/arch/x86/boot/compressed/eboot.c
+++ b/arch/x86/boot/compressed/eboot.c
@@ -251,6 +251,51 @@
*size = len;
}
+static efi_status_t setup_efi_vars(struct boot_params *params)
+{
+ struct setup_data *data;
+ struct efi_var_bootdata *efidata;
+ u64 store_size, remaining_size, var_size;
+ efi_status_t status;
+
+ if (sys_table->runtime->hdr.revision < EFI_2_00_SYSTEM_TABLE_REVISION)
+ return EFI_UNSUPPORTED;
+
+ data = (struct setup_data *)(unsigned long)params->hdr.setup_data;
+
+ while (data && data->next)
+ data = (struct setup_data *)(unsigned long)data->next;
+
+ status = efi_call_phys4((void *)sys_table->runtime->query_variable_info,
+ EFI_VARIABLE_NON_VOLATILE |
+ EFI_VARIABLE_BOOTSERVICE_ACCESS |
+ EFI_VARIABLE_RUNTIME_ACCESS, &store_size,
+ &remaining_size, &var_size);
+
+ if (status != EFI_SUCCESS)
+ return status;
+
+ status = efi_call_phys3(sys_table->boottime->allocate_pool,
+ EFI_LOADER_DATA, sizeof(*efidata), &efidata);
+
+ if (status != EFI_SUCCESS)
+ return status;
+
+ efidata->data.type = SETUP_EFI_VARS;
+ efidata->data.len = sizeof(struct efi_var_bootdata) -
+ sizeof(struct setup_data);
+ efidata->data.next = 0;
+ efidata->store_size = store_size;
+ efidata->remaining_size = remaining_size;
+ efidata->max_var_size = var_size;
+
+ if (data)
+ data->next = (unsigned long)efidata;
+ else
+ params->hdr.setup_data = (unsigned long)efidata;
+
+}
+
static efi_status_t setup_efi_pci(struct boot_params *params)
{
efi_pci_io_protocol *pci;
@@ -1157,6 +1202,8 @@
setup_graphics(boot_params);
+ setup_efi_vars(boot_params);
+
setup_efi_pci(boot_params);
status = efi_call_phys3(sys_table->boottime->allocate_pool,
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index 60c89f3..2fb5d58 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -102,6 +102,13 @@
extern void efi_unmap_memmap(void);
extern void efi_memory_uc(u64 addr, unsigned long size);
+struct efi_var_bootdata {
+ struct setup_data data;
+ u64 store_size;
+ u64 remaining_size;
+ u64 max_var_size;
+};
+
#ifdef CONFIG_EFI
static inline bool efi_is_native(void)
diff --git a/arch/x86/include/asm/irq_remapping.h b/arch/x86/include/asm/irq_remapping.h
index 95fd352..d806b228 100644
--- a/arch/x86/include/asm/irq_remapping.h
+++ b/arch/x86/include/asm/irq_remapping.h
@@ -24,10 +24,18 @@
#include <asm/io_apic.h>
+struct IO_APIC_route_entry;
+struct io_apic_irq_attr;
+struct irq_chip;
+struct msi_msg;
+struct pci_dev;
+struct irq_cfg;
+
#ifdef CONFIG_IRQ_REMAP
extern void setup_irq_remapping_ops(void);
extern int irq_remapping_supported(void);
+extern void set_irq_remapping_broken(void);
extern int irq_remapping_prepare(void);
extern int irq_remapping_enable(void);
extern void irq_remapping_disable(void);
@@ -54,6 +62,7 @@
static inline void setup_irq_remapping_ops(void) { }
static inline int irq_remapping_supported(void) { return 0; }
+static inline void set_irq_remapping_broken(void) { }
static inline int irq_remapping_prepare(void) { return -ENODEV; }
static inline int irq_remapping_enable(void) { return -ENODEV; }
static inline void irq_remapping_disable(void) { }
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 5edd174..7361e47 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -703,7 +703,10 @@
PVOP_VCALL0(pv_mmu_ops.lazy_mode.leave);
}
-void arch_flush_lazy_mmu_mode(void);
+static inline void arch_flush_lazy_mmu_mode(void)
+{
+ PVOP_VCALL0(pv_mmu_ops.lazy_mode.flush);
+}
static inline void __set_fixmap(unsigned /* enum fixed_addresses */ idx,
phys_addr_t phys, pgprot_t flags)
diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h
index 142236e..b3b0ec1 100644
--- a/arch/x86/include/asm/paravirt_types.h
+++ b/arch/x86/include/asm/paravirt_types.h
@@ -91,6 +91,7 @@
/* Set deferred update mode, used for batching operations. */
void (*enter)(void);
void (*leave)(void);
+ void (*flush)(void);
};
struct pv_time_ops {
@@ -679,6 +680,7 @@
void paravirt_enter_lazy_mmu(void);
void paravirt_leave_lazy_mmu(void);
+void paravirt_flush_lazy_mmu(void);
void _paravirt_nop(void);
u32 _paravirt_ident_32(u32);
diff --git a/arch/x86/include/asm/syscall.h b/arch/x86/include/asm/syscall.h
index 1ace47b..2e188d6 100644
--- a/arch/x86/include/asm/syscall.h
+++ b/arch/x86/include/asm/syscall.h
@@ -29,13 +29,13 @@
*/
static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
{
- return regs->orig_ax & __SYSCALL_MASK;
+ return regs->orig_ax;
}
static inline void syscall_rollback(struct task_struct *task,
struct pt_regs *regs)
{
- regs->ax = regs->orig_ax & __SYSCALL_MASK;
+ regs->ax = regs->orig_ax;
}
static inline long syscall_get_error(struct task_struct *task,
diff --git a/arch/x86/include/asm/tlb.h b/arch/x86/include/asm/tlb.h
index 4fef2077..c779730 100644
--- a/arch/x86/include/asm/tlb.h
+++ b/arch/x86/include/asm/tlb.h
@@ -7,7 +7,7 @@
#define tlb_flush(tlb) \
{ \
- if (tlb->fullmm == 0) \
+ if (!tlb->fullmm && !tlb->need_flush_all) \
flush_tlb_mm_range(tlb->mm, tlb->start, tlb->end, 0UL); \
else \
flush_tlb_mm_range(tlb->mm, 0UL, TLB_FLUSH_ALL, 0UL); \
diff --git a/arch/x86/include/uapi/asm/bootparam.h b/arch/x86/include/uapi/asm/bootparam.h
index c15ddaf..0874424 100644
--- a/arch/x86/include/uapi/asm/bootparam.h
+++ b/arch/x86/include/uapi/asm/bootparam.h
@@ -6,6 +6,7 @@
#define SETUP_E820_EXT 1
#define SETUP_DTB 2
#define SETUP_PCI 3
+#define SETUP_EFI_VARS 4
/* ram_size flags */
#define RAMDISK_IMAGE_START_MASK 0x07FF
diff --git a/arch/x86/kernel/cpu/mshyperv.c b/arch/x86/kernel/cpu/mshyperv.c
index a7d26d8..8f4be53 100644
--- a/arch/x86/kernel/cpu/mshyperv.c
+++ b/arch/x86/kernel/cpu/mshyperv.c
@@ -35,13 +35,6 @@
if (!boot_cpu_has(X86_FEATURE_HYPERVISOR))
return false;
- /*
- * Xen emulates Hyper-V to support enlightened Windows.
- * Check to see first if we are on a Xen Hypervisor.
- */
- if (xen_cpuid_base())
- return false;
-
cpuid(HYPERV_CPUID_VENDOR_AND_MAX_FUNCTIONS,
&eax, &hyp_signature[0], &hyp_signature[1], &hyp_signature[2]);
@@ -82,12 +75,6 @@
if (ms_hyperv.features & HV_X64_MSR_TIME_REF_COUNT_AVAILABLE)
clocksource_register_hz(&hyperv_cs, NSEC_PER_SEC/100);
-#if IS_ENABLED(CONFIG_HYPERV)
- /*
- * Setup the IDT for hypervisor callback.
- */
- alloc_intr_gate(HYPERVISOR_CALLBACK_VECTOR, hyperv_callback_vector);
-#endif
}
const __refconst struct hypervisor_x86 x86_hyper_ms_hyperv = {
@@ -103,6 +90,11 @@
void hv_register_vmbus_handler(int irq, irq_handler_t handler)
{
+ /*
+ * Setup the IDT for hypervisor callback.
+ */
+ alloc_intr_gate(HYPERVISOR_CALLBACK_VECTOR, hyperv_callback_vector);
+
vmbus_irq = irq;
vmbus_isr = handler;
}
diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
index dab7580..cc45deb 100644
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -153,8 +153,14 @@
};
static struct extra_reg intel_snb_extra_regs[] __read_mostly = {
- INTEL_EVENT_EXTRA_REG(0xb7, MSR_OFFCORE_RSP_0, 0x3fffffffffull, RSP_0),
- INTEL_EVENT_EXTRA_REG(0xbb, MSR_OFFCORE_RSP_1, 0x3fffffffffull, RSP_1),
+ INTEL_EVENT_EXTRA_REG(0xb7, MSR_OFFCORE_RSP_0, 0x3f807f8fffull, RSP_0),
+ INTEL_EVENT_EXTRA_REG(0xbb, MSR_OFFCORE_RSP_1, 0x3f807f8fffull, RSP_1),
+ EVENT_EXTRA_END
+};
+
+static struct extra_reg intel_snbep_extra_regs[] __read_mostly = {
+ INTEL_EVENT_EXTRA_REG(0xb7, MSR_OFFCORE_RSP_0, 0x3fffff8fffull, RSP_0),
+ INTEL_EVENT_EXTRA_REG(0xbb, MSR_OFFCORE_RSP_1, 0x3fffff8fffull, RSP_1),
EVENT_EXTRA_END
};
@@ -2097,7 +2103,10 @@
x86_pmu.event_constraints = intel_snb_event_constraints;
x86_pmu.pebs_constraints = intel_snb_pebs_event_constraints;
x86_pmu.pebs_aliases = intel_pebs_aliases_snb;
- x86_pmu.extra_regs = intel_snb_extra_regs;
+ if (boot_cpu_data.x86_model == 45)
+ x86_pmu.extra_regs = intel_snbep_extra_regs;
+ else
+ x86_pmu.extra_regs = intel_snb_extra_regs;
/* all extra regs are per-cpu when HT is on */
x86_pmu.er_flags |= ERF_HAS_RSP_1;
x86_pmu.er_flags |= ERF_NO_HT_SHARING;
@@ -2123,7 +2132,10 @@
x86_pmu.event_constraints = intel_ivb_event_constraints;
x86_pmu.pebs_constraints = intel_ivb_pebs_event_constraints;
x86_pmu.pebs_aliases = intel_pebs_aliases_snb;
- x86_pmu.extra_regs = intel_snb_extra_regs;
+ if (boot_cpu_data.x86_model == 62)
+ x86_pmu.extra_regs = intel_snbep_extra_regs;
+ else
+ x86_pmu.extra_regs = intel_snb_extra_regs;
/* all extra regs are per-cpu when HT is on */
x86_pmu.er_flags |= ERF_HAS_RSP_1;
x86_pmu.er_flags |= ERF_NO_HT_SHARING;
diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c b/arch/x86/kernel/cpu/perf_event_intel_ds.c
index b05a575..26830f3 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_ds.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c
@@ -314,10 +314,11 @@
if (top <= at)
return 0;
+ memset(®s, 0, sizeof(regs));
+
ds->bts_index = ds->bts_buffer_base;
perf_sample_data_init(&data, 0, event->hw.last_period);
- regs.ip = 0;
/*
* Prepare a generic sample, i.e. fill in the invariant fields.
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index 3755ef4..94ab6b9 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -18,6 +18,7 @@
#include <asm/apic.h>
#include <asm/iommu.h>
#include <asm/gart.h>
+#include <asm/irq_remapping.h>
static void __init fix_hypertransport_config(int num, int slot, int func)
{
@@ -192,6 +193,21 @@
}
#endif
+static void __init intel_remapping_check(int num, int slot, int func)
+{
+ u8 revision;
+
+ revision = read_pci_config_byte(num, slot, func, PCI_REVISION_ID);
+
+ /*
+ * Revision 0x13 of this chipset supports irq remapping
+ * but has an erratum that breaks its behavior, flag it as such
+ */
+ if (revision == 0x13)
+ set_irq_remapping_broken();
+
+}
+
#define QFLAG_APPLY_ONCE 0x1
#define QFLAG_APPLIED 0x2
#define QFLAG_DONE (QFLAG_APPLY_ONCE|QFLAG_APPLIED)
@@ -221,6 +237,10 @@
PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs },
{ PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS,
PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs_contd },
+ { PCI_VENDOR_ID_INTEL, 0x3403, PCI_CLASS_BRIDGE_HOST,
+ PCI_BASE_CLASS_BRIDGE, 0, intel_remapping_check },
+ { PCI_VENDOR_ID_INTEL, 0x3406, PCI_CLASS_BRIDGE_HOST,
+ PCI_BASE_CLASS_BRIDGE, 0, intel_remapping_check },
{}
};
diff --git a/arch/x86/kernel/microcode_core_early.c b/arch/x86/kernel/microcode_core_early.c
index 577db84..833d51d6 100644
--- a/arch/x86/kernel/microcode_core_early.c
+++ b/arch/x86/kernel/microcode_core_early.c
@@ -45,9 +45,6 @@
u32 eax = 0x00000000;
u32 ebx, ecx = 0, edx;
- if (!have_cpuid_p())
- return X86_VENDOR_UNKNOWN;
-
native_cpuid(&eax, &ebx, &ecx, &edx);
if (CPUID_IS(CPUID_INTEL1, CPUID_INTEL2, CPUID_INTEL3, ebx, ecx, edx))
@@ -59,18 +56,45 @@
return X86_VENDOR_UNKNOWN;
}
+static int __cpuinit x86_family(void)
+{
+ u32 eax = 0x00000001;
+ u32 ebx, ecx = 0, edx;
+ int x86;
+
+ native_cpuid(&eax, &ebx, &ecx, &edx);
+
+ x86 = (eax >> 8) & 0xf;
+ if (x86 == 15)
+ x86 += (eax >> 20) & 0xff;
+
+ return x86;
+}
+
void __init load_ucode_bsp(void)
{
- int vendor = x86_vendor();
+ int vendor, x86;
- if (vendor == X86_VENDOR_INTEL)
+ if (!have_cpuid_p())
+ return;
+
+ vendor = x86_vendor();
+ x86 = x86_family();
+
+ if (vendor == X86_VENDOR_INTEL && x86 >= 6)
load_ucode_intel_bsp();
}
void __cpuinit load_ucode_ap(void)
{
- int vendor = x86_vendor();
+ int vendor, x86;
- if (vendor == X86_VENDOR_INTEL)
+ if (!have_cpuid_p())
+ return;
+
+ vendor = x86_vendor();
+ x86 = x86_family();
+
+ if (vendor == X86_VENDOR_INTEL && x86 >= 6)
load_ucode_intel_ap();
}
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 17fff18..8bfb335 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -263,6 +263,18 @@
leave_lazy(PARAVIRT_LAZY_MMU);
}
+void paravirt_flush_lazy_mmu(void)
+{
+ preempt_disable();
+
+ if (paravirt_get_lazy_mode() == PARAVIRT_LAZY_MMU) {
+ arch_leave_lazy_mmu_mode();
+ arch_enter_lazy_mmu_mode();
+ }
+
+ preempt_enable();
+}
+
void paravirt_start_context_switch(struct task_struct *prev)
{
BUG_ON(preemptible());
@@ -292,18 +304,6 @@
return this_cpu_read(paravirt_lazy_mode);
}
-void arch_flush_lazy_mmu_mode(void)
-{
- preempt_disable();
-
- if (paravirt_get_lazy_mode() == PARAVIRT_LAZY_MMU) {
- arch_leave_lazy_mmu_mode();
- arch_enter_lazy_mmu_mode();
- }
-
- preempt_enable();
-}
-
struct pv_info pv_info = {
.name = "bare hardware",
.paravirt_enabled = 0,
@@ -475,6 +475,7 @@
.lazy_mode = {
.enter = paravirt_nop,
.leave = paravirt_nop,
+ .flush = paravirt_nop,
},
.set_fixmap = native_set_fixmap,
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 90d8cc9..fae9134 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -507,11 +507,14 @@
/*
* Keep the crash kernel below this limit. On 32 bits earlier kernels
* would limit the kernel to the low 512 MiB due to mapping restrictions.
+ * On 64bit, old kexec-tools need to under 896MiB.
*/
#ifdef CONFIG_X86_32
-# define CRASH_KERNEL_ADDR_MAX (512 << 20)
+# define CRASH_KERNEL_ADDR_LOW_MAX (512 << 20)
+# define CRASH_KERNEL_ADDR_HIGH_MAX (512 << 20)
#else
-# define CRASH_KERNEL_ADDR_MAX MAXMEM
+# define CRASH_KERNEL_ADDR_LOW_MAX (896UL<<20)
+# define CRASH_KERNEL_ADDR_HIGH_MAX MAXMEM
#endif
static void __init reserve_crashkernel_low(void)
@@ -521,19 +524,35 @@
unsigned long long low_base = 0, low_size = 0;
unsigned long total_low_mem;
unsigned long long base;
+ bool auto_set = false;
int ret;
total_low_mem = memblock_mem_size(1UL<<(32-PAGE_SHIFT));
+ /* crashkernel=Y,low */
ret = parse_crashkernel_low(boot_command_line, total_low_mem,
&low_size, &base);
- if (ret != 0 || low_size <= 0)
- return;
+ if (ret != 0) {
+ /*
+ * two parts from lib/swiotlb.c:
+ * swiotlb size: user specified with swiotlb= or default.
+ * swiotlb overflow buffer: now is hardcoded to 32k.
+ * We round it to 8M for other buffers that
+ * may need to stay low too.
+ */
+ low_size = swiotlb_size_or_default() + (8UL<<20);
+ auto_set = true;
+ } else {
+ /* passed with crashkernel=0,low ? */
+ if (!low_size)
+ return;
+ }
low_base = memblock_find_in_range(low_size, (1ULL<<32),
low_size, alignment);
if (!low_base) {
- pr_info("crashkernel low reservation failed - No suitable area found.\n");
+ if (!auto_set)
+ pr_info("crashkernel low reservation failed - No suitable area found.\n");
return;
}
@@ -554,14 +573,22 @@
const unsigned long long alignment = 16<<20; /* 16M */
unsigned long long total_mem;
unsigned long long crash_size, crash_base;
+ bool high = false;
int ret;
total_mem = memblock_phys_mem_size();
+ /* crashkernel=XM */
ret = parse_crashkernel(boot_command_line, total_mem,
&crash_size, &crash_base);
- if (ret != 0 || crash_size <= 0)
- return;
+ if (ret != 0 || crash_size <= 0) {
+ /* crashkernel=X,high */
+ ret = parse_crashkernel_high(boot_command_line, total_mem,
+ &crash_size, &crash_base);
+ if (ret != 0 || crash_size <= 0)
+ return;
+ high = true;
+ }
/* 0 means: find the address automatically */
if (crash_base <= 0) {
@@ -569,7 +596,9 @@
* kexec want bzImage is below CRASH_KERNEL_ADDR_MAX
*/
crash_base = memblock_find_in_range(alignment,
- CRASH_KERNEL_ADDR_MAX, crash_size, alignment);
+ high ? CRASH_KERNEL_ADDR_HIGH_MAX :
+ CRASH_KERNEL_ADDR_LOW_MAX,
+ crash_size, alignment);
if (!crash_base) {
pr_info("crashkernel reservation failed - No suitable area found.\n");
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 02b51dd..f77df1c 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1857,7 +1857,7 @@
if (!pv_eoi_enabled(vcpu))
return 0;
return kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.pv_eoi.data,
- addr);
+ addr, sizeof(u8));
}
void kvm_lapic_init(void)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index f19ac0a..e172132 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1823,7 +1823,8 @@
return 0;
}
- if (kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.apf.data, gpa))
+ if (kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.apf.data, gpa,
+ sizeof(u32)))
return 1;
vcpu->arch.apf.send_user_only = !(data & KVM_ASYNC_PF_SEND_ALWAYS);
@@ -1952,12 +1953,9 @@
gpa_offset = data & ~(PAGE_MASK | 1);
- /* Check that the address is 32-byte aligned. */
- if (gpa_offset & (sizeof(struct pvclock_vcpu_time_info) - 1))
- break;
-
if (kvm_gfn_to_hva_cache_init(vcpu->kvm,
- &vcpu->arch.pv_time, data & ~1ULL))
+ &vcpu->arch.pv_time, data & ~1ULL,
+ sizeof(struct pvclock_vcpu_time_info)))
vcpu->arch.pv_time_enabled = false;
else
vcpu->arch.pv_time_enabled = true;
@@ -1977,7 +1975,8 @@
return 1;
if (kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.st.stime,
- data & KVM_STEAL_VALID_BITS))
+ data & KVM_STEAL_VALID_BITS,
+ sizeof(struct kvm_steal_time)))
return 1;
vcpu->arch.st.msr_val = data;
diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c
index 1cbd89c..7114c63 100644
--- a/arch/x86/lguest/boot.c
+++ b/arch/x86/lguest/boot.c
@@ -1334,6 +1334,7 @@
pv_mmu_ops.read_cr3 = lguest_read_cr3;
pv_mmu_ops.lazy_mode.enter = paravirt_enter_lazy_mmu;
pv_mmu_ops.lazy_mode.leave = lguest_leave_lazy_mmu_mode;
+ pv_mmu_ops.lazy_mode.flush = paravirt_flush_lazy_mmu;
pv_mmu_ops.pte_update = lguest_pte_update;
pv_mmu_ops.pte_update_defer = lguest_pte_update;
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 2b97525..0e88336 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -378,10 +378,12 @@
if (pgd_none(*pgd_ref))
return -1;
- if (pgd_none(*pgd))
+ if (pgd_none(*pgd)) {
set_pgd(pgd, *pgd_ref);
- else
+ arch_flush_lazy_mmu_mode();
+ } else {
BUG_ON(pgd_page_vaddr(*pgd) != pgd_page_vaddr(*pgd_ref));
+ }
/*
* Below here mismatches are bugs because these lower tables
diff --git a/arch/x86/mm/pageattr-test.c b/arch/x86/mm/pageattr-test.c
index b008656..0e38951 100644
--- a/arch/x86/mm/pageattr-test.c
+++ b/arch/x86/mm/pageattr-test.c
@@ -68,7 +68,7 @@
s->gpg++;
i += GPS/PAGE_SIZE;
} else if (level == PG_LEVEL_2M) {
- if (!(pte_val(*pte) & _PAGE_PSE)) {
+ if ((pte_val(*pte) & _PAGE_PRESENT) && !(pte_val(*pte) & _PAGE_PSE)) {
printk(KERN_ERR
"%lx level %d but not PSE %Lx\n",
addr, level, (u64)pte_val(*pte));
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 091934e..fb4e73e 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -467,7 +467,7 @@
* We are safe now. Check whether the new pgprot is the same:
*/
old_pte = *kpte;
- old_prot = new_prot = req_prot = pte_pgprot(old_pte);
+ old_prot = req_prot = pte_pgprot(old_pte);
pgprot_val(req_prot) &= ~pgprot_val(cpa->mask_clr);
pgprot_val(req_prot) |= pgprot_val(cpa->mask_set);
@@ -478,12 +478,12 @@
* a non present pmd. The canon_pgprot will clear _PAGE_GLOBAL
* for the ancient hardware that doesn't support it.
*/
- if (pgprot_val(new_prot) & _PAGE_PRESENT)
- pgprot_val(new_prot) |= _PAGE_PSE | _PAGE_GLOBAL;
+ if (pgprot_val(req_prot) & _PAGE_PRESENT)
+ pgprot_val(req_prot) |= _PAGE_PSE | _PAGE_GLOBAL;
else
- pgprot_val(new_prot) &= ~(_PAGE_PSE | _PAGE_GLOBAL);
+ pgprot_val(req_prot) &= ~(_PAGE_PSE | _PAGE_GLOBAL);
- new_prot = canon_pgprot(new_prot);
+ req_prot = canon_pgprot(req_prot);
/*
* old_pte points to the large page base address. So we need
@@ -1413,6 +1413,8 @@
* but that can deadlock->flush only current cpu:
*/
__flush_tlb_all();
+
+ arch_flush_lazy_mmu_mode();
}
#ifdef CONFIG_HIBERNATION
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index 193350b..17fda6a 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -58,6 +58,13 @@
void ___pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd)
{
paravirt_release_pmd(__pa(pmd) >> PAGE_SHIFT);
+ /*
+ * NOTE! For PAE, any changes to the top page-directory-pointer-table
+ * entries need a full cr3 reload to flush.
+ */
+#ifdef CONFIG_X86_PAE
+ tlb->need_flush_all = 1;
+#endif
tlb_remove_page(tlb, virt_to_page(pmd));
}
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index 5f2ecaf..e4a86a6 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -41,6 +41,7 @@
#include <linux/io.h>
#include <linux/reboot.h>
#include <linux/bcd.h>
+#include <linux/ucs2_string.h>
#include <asm/setup.h>
#include <asm/efi.h>
@@ -51,6 +52,13 @@
#define EFI_DEBUG 1
+/*
+ * There's some additional metadata associated with each
+ * variable. Intel's reference implementation is 60 bytes - bump that
+ * to account for potential alignment constraints
+ */
+#define VAR_METADATA_SIZE 64
+
struct efi __read_mostly efi = {
.mps = EFI_INVALID_TABLE_ADDR,
.acpi = EFI_INVALID_TABLE_ADDR,
@@ -69,6 +77,13 @@
static struct efi efi_phys __initdata;
static efi_system_table_t efi_systab __initdata;
+static u64 efi_var_store_size;
+static u64 efi_var_remaining_size;
+static u64 efi_var_max_var_size;
+static u64 boot_used_size;
+static u64 boot_var_size;
+static u64 active_size;
+
unsigned long x86_efi_facility;
/*
@@ -98,6 +113,15 @@
}
early_param("add_efi_memmap", setup_add_efi_memmap);
+static bool efi_no_storage_paranoia;
+
+static int __init setup_storage_paranoia(char *arg)
+{
+ efi_no_storage_paranoia = true;
+ return 0;
+}
+early_param("efi_no_storage_paranoia", setup_storage_paranoia);
+
static efi_status_t virt_efi_get_time(efi_time_t *tm, efi_time_cap_t *tc)
{
@@ -162,8 +186,53 @@
efi_char16_t *name,
efi_guid_t *vendor)
{
- return efi_call_virt3(get_next_variable,
- name_size, name, vendor);
+ efi_status_t status;
+ static bool finished = false;
+ static u64 var_size;
+
+ status = efi_call_virt3(get_next_variable,
+ name_size, name, vendor);
+
+ if (status == EFI_NOT_FOUND) {
+ finished = true;
+ if (var_size < boot_used_size) {
+ boot_var_size = boot_used_size - var_size;
+ active_size += boot_var_size;
+ } else {
+ printk(KERN_WARNING FW_BUG "efi: Inconsistent initial sizes\n");
+ }
+ }
+
+ if (boot_used_size && !finished) {
+ unsigned long size;
+ u32 attr;
+ efi_status_t s;
+ void *tmp;
+
+ s = virt_efi_get_variable(name, vendor, &attr, &size, NULL);
+
+ if (s != EFI_BUFFER_TOO_SMALL || !size)
+ return status;
+
+ tmp = kmalloc(size, GFP_ATOMIC);
+
+ if (!tmp)
+ return status;
+
+ s = virt_efi_get_variable(name, vendor, &attr, &size, tmp);
+
+ if (s == EFI_SUCCESS && (attr & EFI_VARIABLE_NON_VOLATILE)) {
+ var_size += size;
+ var_size += ucs2_strsize(name, 1024);
+ active_size += size;
+ active_size += VAR_METADATA_SIZE;
+ active_size += ucs2_strsize(name, 1024);
+ }
+
+ kfree(tmp);
+ }
+
+ return status;
}
static efi_status_t virt_efi_set_variable(efi_char16_t *name,
@@ -172,9 +241,34 @@
unsigned long data_size,
void *data)
{
- return efi_call_virt5(set_variable,
- name, vendor, attr,
- data_size, data);
+ efi_status_t status;
+ u32 orig_attr = 0;
+ unsigned long orig_size = 0;
+
+ status = virt_efi_get_variable(name, vendor, &orig_attr, &orig_size,
+ NULL);
+
+ if (status != EFI_BUFFER_TOO_SMALL)
+ orig_size = 0;
+
+ status = efi_call_virt5(set_variable,
+ name, vendor, attr,
+ data_size, data);
+
+ if (status == EFI_SUCCESS) {
+ if (orig_size) {
+ active_size -= orig_size;
+ active_size -= ucs2_strsize(name, 1024);
+ active_size -= VAR_METADATA_SIZE;
+ }
+ if (data_size) {
+ active_size += data_size;
+ active_size += ucs2_strsize(name, 1024);
+ active_size += VAR_METADATA_SIZE;
+ }
+ }
+
+ return status;
}
static efi_status_t virt_efi_query_variable_info(u32 attr,
@@ -682,6 +776,9 @@
char vendor[100] = "unknown";
int i = 0;
void *tmp;
+ struct setup_data *data;
+ struct efi_var_bootdata *efi_var_data;
+ u64 pa_data;
#ifdef CONFIG_X86_32
if (boot_params.efi_info.efi_systab_hi ||
@@ -699,6 +796,22 @@
if (efi_systab_init(efi_phys.systab))
return;
+ pa_data = boot_params.hdr.setup_data;
+ while (pa_data) {
+ data = early_ioremap(pa_data, sizeof(*efi_var_data));
+ if (data->type == SETUP_EFI_VARS) {
+ efi_var_data = (struct efi_var_bootdata *)data;
+
+ efi_var_store_size = efi_var_data->store_size;
+ efi_var_remaining_size = efi_var_data->remaining_size;
+ efi_var_max_var_size = efi_var_data->max_var_size;
+ }
+ pa_data = data->next;
+ early_iounmap(data, sizeof(*efi_var_data));
+ }
+
+ boot_used_size = efi_var_store_size - efi_var_remaining_size;
+
set_bit(EFI_SYSTEM_TABLES, &x86_efi_facility);
/*
@@ -999,3 +1112,48 @@
}
return 0;
}
+
+/*
+ * Some firmware has serious problems when using more than 50% of the EFI
+ * variable store, i.e. it triggers bugs that can brick machines. Ensure that
+ * we never use more than this safe limit.
+ *
+ * Return EFI_SUCCESS if it is safe to write 'size' bytes to the variable
+ * store.
+ */
+efi_status_t efi_query_variable_store(u32 attributes, unsigned long size)
+{
+ efi_status_t status;
+ u64 storage_size, remaining_size, max_size;
+
+ status = efi.query_variable_info(attributes, &storage_size,
+ &remaining_size, &max_size);
+ if (status != EFI_SUCCESS)
+ return status;
+
+ if (!max_size && remaining_size > size)
+ printk_once(KERN_ERR FW_BUG "Broken EFI implementation"
+ " is returning MaxVariableSize=0\n");
+ /*
+ * Some firmware implementations refuse to boot if there's insufficient
+ * space in the variable store. We account for that by refusing the
+ * write if permitting it would reduce the available space to under
+ * 50%. However, some firmware won't reclaim variable space until
+ * after the used (not merely the actively used) space drops below
+ * a threshold. We can approximate that case with the value calculated
+ * above. If both the firmware and our calculations indicate that the
+ * available space would drop below 50%, refuse the write.
+ */
+
+ if (!storage_size || size > remaining_size ||
+ (max_size && size > max_size))
+ return EFI_OUT_OF_RESOURCES;
+
+ if (!efi_no_storage_paranoia &&
+ ((active_size + size + VAR_METADATA_SIZE > storage_size / 2) &&
+ (remaining_size - size < storage_size / 2)))
+ return EFI_OUT_OF_RESOURCES;
+
+ return EFI_SUCCESS;
+}
+EXPORT_SYMBOL_GPL(efi_query_variable_store);
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 6afbb2c..e006c18 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1748,14 +1748,18 @@
}
/* Set the page permissions on an identity-mapped pages */
-static void set_page_prot(void *addr, pgprot_t prot)
+static void set_page_prot_flags(void *addr, pgprot_t prot, unsigned long flags)
{
unsigned long pfn = __pa(addr) >> PAGE_SHIFT;
pte_t pte = pfn_pte(pfn, prot);
- if (HYPERVISOR_update_va_mapping((unsigned long)addr, pte, 0))
+ if (HYPERVISOR_update_va_mapping((unsigned long)addr, pte, flags))
BUG();
}
+static void set_page_prot(void *addr, pgprot_t prot)
+{
+ return set_page_prot_flags(addr, prot, UVMF_NONE);
+}
#ifdef CONFIG_X86_32
static void __init xen_map_identity_early(pmd_t *pmd, unsigned long max_pfn)
{
@@ -1839,12 +1843,12 @@
unsigned long addr)
{
if (*pt_base == PFN_DOWN(__pa(addr))) {
- set_page_prot((void *)addr, PAGE_KERNEL);
+ set_page_prot_flags((void *)addr, PAGE_KERNEL, UVMF_INVLPG);
clear_page((void *)addr);
(*pt_base)++;
}
if (*pt_end == PFN_DOWN(__pa(addr))) {
- set_page_prot((void *)addr, PAGE_KERNEL);
+ set_page_prot_flags((void *)addr, PAGE_KERNEL, UVMF_INVLPG);
clear_page((void *)addr);
(*pt_end)--;
}
@@ -2196,6 +2200,7 @@
.lazy_mode = {
.enter = paravirt_enter_lazy_mmu,
.leave = xen_leave_lazy_mmu,
+ .flush = paravirt_flush_lazy_mmu,
},
.set_fixmap = xen_set_fixmap,
diff --git a/block/blk-core.c b/block/blk-core.c
index 074b758..7c28835 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -39,6 +39,7 @@
EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_remap);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_remap);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_complete);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_unplug);
DEFINE_IDA(blk_queue_ida);
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index 6206a93..5efc5a6 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -229,6 +229,8 @@
unsigned long val; \
ssize_t ret; \
ret = queue_var_store(&val, page, count); \
+ if (ret < 0) \
+ return ret; \
if (neg) \
val = !val; \
\
diff --git a/block/partition-generic.c b/block/partition-generic.c
index ae95ee6..789cdea 100644
--- a/block/partition-generic.c
+++ b/block/partition-generic.c
@@ -257,7 +257,6 @@
hd_struct_put(part);
}
-EXPORT_SYMBOL(delete_partition);
static ssize_t whole_disk_show(struct device *dev,
struct device_attribute *attr, char *buf)
diff --git a/crypto/algif_hash.c b/crypto/algif_hash.c
index ef5356c..0262210 100644
--- a/crypto/algif_hash.c
+++ b/crypto/algif_hash.c
@@ -161,6 +161,8 @@
else if (len < ds)
msg->msg_flags |= MSG_TRUNC;
+ msg->msg_namelen = 0;
+
lock_sock(sk);
if (ctx->more) {
ctx->more = 0;
diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c
index 6a6dfc0..a1c4f0a 100644
--- a/crypto/algif_skcipher.c
+++ b/crypto/algif_skcipher.c
@@ -432,6 +432,7 @@
long copied = 0;
lock_sock(sk);
+ msg->msg_namelen = 0;
for (iov = msg->msg_iov, iovlen = msg->msg_iovlen; iovlen > 0;
iovlen--, iov++) {
unsigned long seglen = iov->iov_len;
diff --git a/crypto/gcm.c b/crypto/gcm.c
index 137ad1e..13ccbda 100644
--- a/crypto/gcm.c
+++ b/crypto/gcm.c
@@ -44,6 +44,7 @@
struct crypto_rfc4543_req_ctx {
u8 auth_tag[16];
+ u8 assocbuf[32];
struct scatterlist cipher[1];
struct scatterlist payload[2];
struct scatterlist assoc[2];
@@ -1133,9 +1134,19 @@
scatterwalk_crypto_chain(payload, dst, vdst == req->iv + 8, 2);
assoclen += 8 + req->cryptlen - (enc ? 0 : authsize);
- sg_init_table(assoc, 2);
- sg_set_page(assoc, sg_page(req->assoc), req->assoc->length,
- req->assoc->offset);
+ if (req->assoc->length == req->assoclen) {
+ sg_init_table(assoc, 2);
+ sg_set_page(assoc, sg_page(req->assoc), req->assoc->length,
+ req->assoc->offset);
+ } else {
+ BUG_ON(req->assoclen > sizeof(rctx->assocbuf));
+
+ scatterwalk_map_and_copy(rctx->assocbuf, req->assoc, 0,
+ req->assoclen, 0);
+
+ sg_init_table(assoc, 2);
+ sg_set_buf(assoc, rctx->assocbuf, req->assoclen);
+ }
scatterwalk_crypto_chain(assoc, payload, 0, 2);
aead_request_set_tfm(subreq, ctx->child);
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 92ed969..4bf68c8 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -396,7 +396,7 @@
config ACPI_BGRT
bool "Boottime Graphics Resource Table support"
- depends on EFI
+ depends on EFI && X86
help
This driver adds support for exposing the ACPI Boottime Graphics
Resource Table, which allows the operating system to obtain
diff --git a/drivers/acpi/acpi_i2c.c b/drivers/acpi/acpi_i2c.c
index 82045e3..a82c762 100644
--- a/drivers/acpi/acpi_i2c.c
+++ b/drivers/acpi/acpi_i2c.c
@@ -90,7 +90,7 @@
acpi_handle handle;
acpi_status status;
- handle = ACPI_HANDLE(&adapter->dev);
+ handle = ACPI_HANDLE(adapter->dev.parent);
if (!handle)
return;
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 5ff1730..6ae5e44 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -415,7 +415,6 @@
struct acpi_pci_root *root;
struct acpi_pci_driver *driver;
u32 flags, base_flags;
- bool is_osc_granted = false;
root = kzalloc(sizeof(struct acpi_pci_root), GFP_KERNEL);
if (!root)
@@ -476,6 +475,30 @@
flags = base_flags = OSC_PCI_SEGMENT_GROUPS_SUPPORT;
acpi_pci_osc_support(root, flags);
+ /*
+ * TBD: Need PCI interface for enumeration/configuration of roots.
+ */
+
+ mutex_lock(&acpi_pci_root_lock);
+ list_add_tail(&root->node, &acpi_pci_roots);
+ mutex_unlock(&acpi_pci_root_lock);
+
+ /*
+ * Scan the Root Bridge
+ * --------------------
+ * Must do this prior to any attempt to bind the root device, as the
+ * PCI namespace does not get created until this call is made (and
+ * thus the root bridge's pci_dev does not exist).
+ */
+ root->bus = pci_acpi_scan_root(root);
+ if (!root->bus) {
+ printk(KERN_ERR PREFIX
+ "Bus %04x:%02x not present in PCI namespace\n",
+ root->segment, (unsigned int)root->secondary.start);
+ result = -ENODEV;
+ goto out_del_root;
+ }
+
/* Indicate support for various _OSC capabilities. */
if (pci_ext_cfg_avail())
flags |= OSC_EXT_PCI_CONFIG_SUPPORT;
@@ -494,6 +517,7 @@
flags = base_flags;
}
}
+
if (!pcie_ports_disabled
&& (flags & ACPI_PCIE_REQ_SUPPORT) == ACPI_PCIE_REQ_SUPPORT) {
flags = OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL
@@ -514,54 +538,28 @@
status = acpi_pci_osc_control_set(device->handle, &flags,
OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL);
if (ACPI_SUCCESS(status)) {
- is_osc_granted = true;
dev_info(&device->dev,
"ACPI _OSC control (0x%02x) granted\n", flags);
+ if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_ASPM) {
+ /*
+ * We have ASPM control, but the FADT indicates
+ * that it's unsupported. Clear it.
+ */
+ pcie_clear_aspm(root->bus);
+ }
} else {
- is_osc_granted = false;
dev_info(&device->dev,
"ACPI _OSC request failed (%s), "
"returned control mask: 0x%02x\n",
acpi_format_exception(status), flags);
+ pr_info("ACPI _OSC control for PCIe not granted, "
+ "disabling ASPM\n");
+ pcie_no_aspm();
}
} else {
dev_info(&device->dev,
- "Unable to request _OSC control "
- "(_OSC support mask: 0x%02x)\n", flags);
- }
-
- /*
- * TBD: Need PCI interface for enumeration/configuration of roots.
- */
-
- mutex_lock(&acpi_pci_root_lock);
- list_add_tail(&root->node, &acpi_pci_roots);
- mutex_unlock(&acpi_pci_root_lock);
-
- /*
- * Scan the Root Bridge
- * --------------------
- * Must do this prior to any attempt to bind the root device, as the
- * PCI namespace does not get created until this call is made (and
- * thus the root bridge's pci_dev does not exist).
- */
- root->bus = pci_acpi_scan_root(root);
- if (!root->bus) {
- printk(KERN_ERR PREFIX
- "Bus %04x:%02x not present in PCI namespace\n",
- root->segment, (unsigned int)root->secondary.start);
- result = -ENODEV;
- goto out_del_root;
- }
-
- /* ASPM setting */
- if (is_osc_granted) {
- if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_ASPM)
- pcie_clear_aspm(root->bus);
- } else {
- pr_info("ACPI _OSC control for PCIe not granted, "
- "disabling ASPM\n");
- pcie_no_aspm();
+ "Unable to request _OSC control "
+ "(_OSC support mask: 0x%02x)\n", flags);
}
pci_acpi_add_bus_pm_notifier(device, root->bus);
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index fc95308..ee255c6 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -66,7 +66,8 @@
static DEFINE_PER_CPU(struct cpuidle_device *, acpi_cpuidle_device);
-static struct acpi_processor_cx *acpi_cstate[CPUIDLE_STATE_MAX];
+static DEFINE_PER_CPU(struct acpi_processor_cx * [CPUIDLE_STATE_MAX],
+ acpi_cstate);
static int disabled_by_idle_boot_param(void)
{
@@ -722,7 +723,7 @@
struct cpuidle_driver *drv, int index)
{
struct acpi_processor *pr;
- struct acpi_processor_cx *cx = acpi_cstate[index];
+ struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu);
pr = __this_cpu_read(processors);
@@ -745,7 +746,7 @@
*/
static int acpi_idle_play_dead(struct cpuidle_device *dev, int index)
{
- struct acpi_processor_cx *cx = acpi_cstate[index];
+ struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu);
ACPI_FLUSH_CPU_CACHE();
@@ -775,7 +776,7 @@
struct cpuidle_driver *drv, int index)
{
struct acpi_processor *pr;
- struct acpi_processor_cx *cx = acpi_cstate[index];
+ struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu);
pr = __this_cpu_read(processors);
@@ -833,7 +834,7 @@
struct cpuidle_driver *drv, int index)
{
struct acpi_processor *pr;
- struct acpi_processor_cx *cx = acpi_cstate[index];
+ struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu);
pr = __this_cpu_read(processors);
@@ -960,7 +961,7 @@
!(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED))
continue;
#endif
- acpi_cstate[count] = cx;
+ per_cpu(acpi_cstate[count], dev->cpu) = cx;
count++;
if (count == CPUIDLE_STATE_MAX)
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index ffdd32d..2f48123 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -150,6 +150,7 @@
tolapai_sata,
piix_pata_vmw, /* PIIX4 for VMware, spurious DMA_ERR */
ich8_sata_snb,
+ ich8_2port_sata_snb,
};
struct piix_map_db {
@@ -304,7 +305,7 @@
/* SATA Controller IDE (Lynx Point) */
{ 0x8086, 0x8c01, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
/* SATA Controller IDE (Lynx Point) */
- { 0x8086, 0x8c08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
+ { 0x8086, 0x8c08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata_snb },
/* SATA Controller IDE (Lynx Point) */
{ 0x8086, 0x8c09, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
/* SATA Controller IDE (Lynx Point-LP) */
@@ -439,6 +440,7 @@
[ich8m_apple_sata] = &ich8m_apple_map_db,
[tolapai_sata] = &tolapai_map_db,
[ich8_sata_snb] = &ich8_map_db,
+ [ich8_2port_sata_snb] = &ich8_2port_map_db,
};
static struct pci_bits piix_enable_bits[] = {
@@ -1242,6 +1244,16 @@
.udma_mask = ATA_UDMA6,
.port_ops = &piix_sata_ops,
},
+
+ [ich8_2port_sata_snb] =
+ {
+ .flags = PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR
+ | PIIX_FLAG_PIO16,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &piix_sata_ops,
+ },
};
#define AHCI_PCI_BAR 5
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 497adea..63c743b 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2329,7 +2329,7 @@
* from SATA Settings page of Identify Device Data Log.
*/
if (ata_id_has_devslp(dev->id)) {
- u8 sata_setting[ATA_SECT_SIZE];
+ u8 *sata_setting = ap->sector_buf;
int i, j;
dev->flags |= ATA_DFLAG_DEVSLP;
@@ -2439,6 +2439,9 @@
dev->max_sectors = min_t(unsigned int, ATA_MAX_SECTORS_128,
dev->max_sectors);
+ if (dev->horkage & ATA_HORKAGE_MAX_SEC_LBA48)
+ dev->max_sectors = ATA_MAX_SECTORS_LBA48;
+
if (ap->ops->dev_config)
ap->ops->dev_config(dev);
@@ -4100,6 +4103,7 @@
/* Weird ATAPI devices */
{ "TORiSAN DVD-ROM DRD-N216", NULL, ATA_HORKAGE_MAX_SEC_128 },
{ "QUANTUM DAT DAT72-000", NULL, ATA_HORKAGE_ATAPI_MOD16_DMA },
+ { "Slimtype DVD A DS8A8SH", NULL, ATA_HORKAGE_MAX_SEC_LBA48 },
/* Devices we expect to fail diagnostics */
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 318b413..ff44787 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -532,8 +532,8 @@
struct scsi_sense_hdr sshdr;
scsi_normalize_sense(sensebuf, SCSI_SENSE_BUFFERSIZE,
&sshdr);
- if (sshdr.sense_key == 0 &&
- sshdr.asc == 0 && sshdr.ascq == 0)
+ if (sshdr.sense_key == RECOVERED_ERROR &&
+ sshdr.asc == 0 && sshdr.ascq == 0x1d)
cmd_result &= ~SAM_STAT_CHECK_CONDITION;
}
@@ -618,8 +618,8 @@
struct scsi_sense_hdr sshdr;
scsi_normalize_sense(sensebuf, SCSI_SENSE_BUFFERSIZE,
&sshdr);
- if (sshdr.sense_key == 0 &&
- sshdr.asc == 0 && sshdr.ascq == 0)
+ if (sshdr.sense_key == RECOVERED_ERROR &&
+ sshdr.asc == 0 && sshdr.ascq == 0x1d)
cmd_result &= ~SAM_STAT_CHECK_CONDITION;
}
diff --git a/drivers/base/power/qos.c b/drivers/base/power/qos.c
index 5f74587e..71671c4 100644
--- a/drivers/base/power/qos.c
+++ b/drivers/base/power/qos.c
@@ -46,6 +46,7 @@
#include "power.h"
static DEFINE_MUTEX(dev_pm_qos_mtx);
+static DEFINE_MUTEX(dev_pm_qos_sysfs_mtx);
static BLOCKING_NOTIFIER_HEAD(dev_pm_notifiers);
@@ -216,12 +217,17 @@
struct pm_qos_constraints *c;
struct pm_qos_flags *f;
- mutex_lock(&dev_pm_qos_mtx);
+ mutex_lock(&dev_pm_qos_sysfs_mtx);
/*
* If the device's PM QoS resume latency limit or PM QoS flags have been
* exposed to user space, they have to be hidden at this point.
*/
+ pm_qos_sysfs_remove_latency(dev);
+ pm_qos_sysfs_remove_flags(dev);
+
+ mutex_lock(&dev_pm_qos_mtx);
+
__dev_pm_qos_hide_latency_limit(dev);
__dev_pm_qos_hide_flags(dev);
@@ -254,6 +260,8 @@
out:
mutex_unlock(&dev_pm_qos_mtx);
+
+ mutex_unlock(&dev_pm_qos_sysfs_mtx);
}
/**
@@ -558,6 +566,14 @@
kfree(req);
}
+static void dev_pm_qos_drop_user_request(struct device *dev,
+ enum dev_pm_qos_req_type type)
+{
+ mutex_lock(&dev_pm_qos_mtx);
+ __dev_pm_qos_drop_user_request(dev, type);
+ mutex_unlock(&dev_pm_qos_mtx);
+}
+
/**
* dev_pm_qos_expose_latency_limit - Expose PM QoS latency limit to user space.
* @dev: Device whose PM QoS latency limit is to be exposed to user space.
@@ -581,6 +597,8 @@
return ret;
}
+ mutex_lock(&dev_pm_qos_sysfs_mtx);
+
mutex_lock(&dev_pm_qos_mtx);
if (IS_ERR_OR_NULL(dev->power.qos))
@@ -591,26 +609,27 @@
if (ret < 0) {
__dev_pm_qos_remove_request(req);
kfree(req);
+ mutex_unlock(&dev_pm_qos_mtx);
goto out;
}
-
dev->power.qos->latency_req = req;
+
+ mutex_unlock(&dev_pm_qos_mtx);
+
ret = pm_qos_sysfs_add_latency(dev);
if (ret)
- __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY);
+ dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY);
out:
- mutex_unlock(&dev_pm_qos_mtx);
+ mutex_unlock(&dev_pm_qos_sysfs_mtx);
return ret;
}
EXPORT_SYMBOL_GPL(dev_pm_qos_expose_latency_limit);
static void __dev_pm_qos_hide_latency_limit(struct device *dev)
{
- if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->latency_req) {
- pm_qos_sysfs_remove_latency(dev);
+ if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->latency_req)
__dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY);
- }
}
/**
@@ -619,9 +638,15 @@
*/
void dev_pm_qos_hide_latency_limit(struct device *dev)
{
+ mutex_lock(&dev_pm_qos_sysfs_mtx);
+
+ pm_qos_sysfs_remove_latency(dev);
+
mutex_lock(&dev_pm_qos_mtx);
__dev_pm_qos_hide_latency_limit(dev);
mutex_unlock(&dev_pm_qos_mtx);
+
+ mutex_unlock(&dev_pm_qos_sysfs_mtx);
}
EXPORT_SYMBOL_GPL(dev_pm_qos_hide_latency_limit);
@@ -649,6 +674,8 @@
}
pm_runtime_get_sync(dev);
+ mutex_lock(&dev_pm_qos_sysfs_mtx);
+
mutex_lock(&dev_pm_qos_mtx);
if (IS_ERR_OR_NULL(dev->power.qos))
@@ -659,16 +686,19 @@
if (ret < 0) {
__dev_pm_qos_remove_request(req);
kfree(req);
+ mutex_unlock(&dev_pm_qos_mtx);
goto out;
}
-
dev->power.qos->flags_req = req;
+
+ mutex_unlock(&dev_pm_qos_mtx);
+
ret = pm_qos_sysfs_add_flags(dev);
if (ret)
- __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS);
+ dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS);
out:
- mutex_unlock(&dev_pm_qos_mtx);
+ mutex_unlock(&dev_pm_qos_sysfs_mtx);
pm_runtime_put(dev);
return ret;
}
@@ -676,10 +706,8 @@
static void __dev_pm_qos_hide_flags(struct device *dev)
{
- if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->flags_req) {
- pm_qos_sysfs_remove_flags(dev);
+ if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->flags_req)
__dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS);
- }
}
/**
@@ -689,9 +717,15 @@
void dev_pm_qos_hide_flags(struct device *dev)
{
pm_runtime_get_sync(dev);
+ mutex_lock(&dev_pm_qos_sysfs_mtx);
+
+ pm_qos_sysfs_remove_flags(dev);
+
mutex_lock(&dev_pm_qos_mtx);
__dev_pm_qos_hide_flags(dev);
mutex_unlock(&dev_pm_qos_mtx);
+
+ mutex_unlock(&dev_pm_qos_sysfs_mtx);
pm_runtime_put(dev);
}
EXPORT_SYMBOL_GPL(dev_pm_qos_hide_flags);
diff --git a/drivers/base/regmap/regcache-rbtree.c b/drivers/base/regmap/regcache-rbtree.c
index e6732cf..79f4fca 100644
--- a/drivers/base/regmap/regcache-rbtree.c
+++ b/drivers/base/regmap/regcache-rbtree.c
@@ -398,7 +398,7 @@
base = 0;
if (max < rbnode->base_reg + rbnode->blklen)
- end = rbnode->base_reg + rbnode->blklen - max;
+ end = max - rbnode->base_reg + 1;
else
end = rbnode->blklen;
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 3d23675..58cfb32 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -710,12 +710,12 @@
}
}
+ regmap_debugfs_init(map, config->name);
+
ret = regcache_init(map, config);
if (ret != 0)
goto err_range;
- regmap_debugfs_init(map, config->name);
-
/* Add a devres resource for dev_get_regmap() */
m = devres_alloc(dev_get_regmap_release, sizeof(*m), GFP_KERNEL);
if (!m) {
@@ -1036,6 +1036,8 @@
kfree(async->work_buf);
kfree(async);
}
+
+ return ret;
}
trace_regmap_hw_write_start(map->dev, reg,
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index 25ef5c0..92b6d7c 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -51,8 +51,9 @@
{
struct sk_buff *skb;
- skb = alloc_skb(len, GFP_ATOMIC);
+ skb = alloc_skb(len + MAX_HEADER, GFP_ATOMIC);
if (skb) {
+ skb_reserve(skb, MAX_HEADER);
skb_reset_mac_header(skb);
skb_reset_network_header(skb);
skb->protocol = __constant_htons(ETH_P_AOE);
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index fe5f640..dfe7583 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -922,6 +922,11 @@
lo->lo_flags |= LO_FLAGS_PARTSCAN;
if (lo->lo_flags & LO_FLAGS_PARTSCAN)
ioctl_by_bdev(bdev, BLKRRPART, 0);
+
+ /* Grab the block_device to prevent its destruction after we
+ * put /dev/loopXX inode. Later in loop_clr_fd() we bdput(bdev).
+ */
+ bdgrab(bdev);
return 0;
out_clr:
@@ -1031,8 +1036,10 @@
memset(lo->lo_encrypt_key, 0, LO_KEY_SIZE);
memset(lo->lo_crypt_name, 0, LO_NAME_SIZE);
memset(lo->lo_file_name, 0, LO_NAME_SIZE);
- if (bdev)
+ if (bdev) {
+ bdput(bdev);
invalidate_bdev(bdev);
+ }
set_capacity(lo->lo_disk, 0);
loop_sysfs_exit(lo);
if (bdev) {
@@ -1044,29 +1051,12 @@
lo->lo_state = Lo_unbound;
/* This is safe: open() is still holding a reference. */
module_put(THIS_MODULE);
+ if (lo->lo_flags & LO_FLAGS_PARTSCAN && bdev)
+ ioctl_by_bdev(bdev, BLKRRPART, 0);
lo->lo_flags = 0;
if (!part_shift)
lo->lo_disk->flags |= GENHD_FL_NO_PART_SCAN;
mutex_unlock(&lo->lo_ctl_mutex);
-
- /*
- * Remove all partitions, since BLKRRPART won't remove user
- * added partitions when max_part=0
- */
- if (bdev) {
- struct disk_part_iter piter;
- struct hd_struct *part;
-
- mutex_lock_nested(&bdev->bd_mutex, 1);
- invalidate_partition(bdev->bd_disk, 0);
- disk_part_iter_init(&piter, bdev->bd_disk,
- DISK_PITER_INCL_EMPTY);
- while ((part = disk_part_iter_next(&piter)))
- delete_partition(bdev->bd_disk, part->partno);
- disk_part_iter_exit(&piter);
- mutex_unlock(&bdev->bd_mutex);
- }
-
/*
* Need not hold lo_ctl_mutex to fput backing file.
* Calling fput holding lo_ctl_mutex triggers a circular
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index 92250af..32c6780 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -81,12 +81,17 @@
/* Device instance number, incremented each time a device is probed. */
static int instance;
+struct list_head online_list;
+struct list_head removing_list;
+spinlock_t dev_lock;
+
/*
* Global variable used to hold the major block device number
* allocated in mtip_init().
*/
static int mtip_major;
static struct dentry *dfs_parent;
+static struct dentry *dfs_device_status;
static u32 cpu_use[NR_CPUS];
@@ -243,40 +248,31 @@
/*
* Reset the HBA (without sleeping)
*
- * Just like hba_reset, except does not call sleep, so can be
- * run from interrupt/tasklet context.
- *
* @dd Pointer to the driver data structure.
*
* return value
* 0 The reset was successful.
* -1 The HBA Reset bit did not clear.
*/
-static int hba_reset_nosleep(struct driver_data *dd)
+static int mtip_hba_reset(struct driver_data *dd)
{
unsigned long timeout;
- /* Chip quirk: quiesce any chip function */
- mdelay(10);
-
/* Set the reset bit */
writel(HOST_RESET, dd->mmio + HOST_CTL);
/* Flush */
readl(dd->mmio + HOST_CTL);
- /*
- * Wait 10ms then spin for up to 1 second
- * waiting for reset acknowledgement
- */
- timeout = jiffies + msecs_to_jiffies(1000);
- mdelay(10);
- while ((readl(dd->mmio + HOST_CTL) & HOST_RESET)
- && time_before(jiffies, timeout))
- mdelay(1);
+ /* Spin for up to 2 seconds, waiting for reset acknowledgement */
+ timeout = jiffies + msecs_to_jiffies(2000);
+ do {
+ mdelay(10);
+ if (test_bit(MTIP_DDF_REMOVE_PENDING_BIT, &dd->dd_flag))
+ return -1;
- if (test_bit(MTIP_DDF_REMOVE_PENDING_BIT, &dd->dd_flag))
- return -1;
+ } while ((readl(dd->mmio + HOST_CTL) & HOST_RESET)
+ && time_before(jiffies, timeout));
if (readl(dd->mmio + HOST_CTL) & HOST_RESET)
return -1;
@@ -481,7 +477,7 @@
dev_warn(&port->dd->pdev->dev,
"PxCMD.CR not clear, escalating reset\n");
- if (hba_reset_nosleep(port->dd))
+ if (mtip_hba_reset(port->dd))
dev_err(&port->dd->pdev->dev,
"HBA reset escalation failed.\n");
@@ -527,6 +523,26 @@
}
+static int mtip_device_reset(struct driver_data *dd)
+{
+ int rv = 0;
+
+ if (mtip_check_surprise_removal(dd->pdev))
+ return 0;
+
+ if (mtip_hba_reset(dd) < 0)
+ rv = -EFAULT;
+
+ mdelay(1);
+ mtip_init_port(dd->port);
+ mtip_start_port(dd->port);
+
+ /* Enable interrupts on the HBA. */
+ writel(readl(dd->mmio + HOST_CTL) | HOST_IRQ_EN,
+ dd->mmio + HOST_CTL);
+ return rv;
+}
+
/*
* Helper function for tag logging
*/
@@ -632,7 +648,7 @@
if (cmdto_cnt) {
print_tags(port->dd, "timed out", tagaccum, cmdto_cnt);
if (!test_bit(MTIP_PF_IC_ACTIVE_BIT, &port->flags)) {
- mtip_restart_port(port);
+ mtip_device_reset(port->dd);
wake_up_interruptible(&port->svc_wait);
}
clear_bit(MTIP_PF_EH_ACTIVE_BIT, &port->flags);
@@ -1283,11 +1299,11 @@
int rv = 0, ready2go = 1;
struct mtip_cmd *int_cmd = &port->commands[MTIP_TAG_INTERNAL];
unsigned long to;
+ struct driver_data *dd = port->dd;
/* Make sure the buffer is 8 byte aligned. This is asic specific. */
if (buffer & 0x00000007) {
- dev_err(&port->dd->pdev->dev,
- "SG buffer is not 8 byte aligned\n");
+ dev_err(&dd->pdev->dev, "SG buffer is not 8 byte aligned\n");
return -EFAULT;
}
@@ -1300,23 +1316,21 @@
mdelay(100);
} while (time_before(jiffies, to));
if (!ready2go) {
- dev_warn(&port->dd->pdev->dev,
+ dev_warn(&dd->pdev->dev,
"Internal cmd active. new cmd [%02X]\n", fis->command);
return -EBUSY;
}
set_bit(MTIP_PF_IC_ACTIVE_BIT, &port->flags);
port->ic_pause_timer = 0;
- if (fis->command == ATA_CMD_SEC_ERASE_UNIT)
- clear_bit(MTIP_PF_SE_ACTIVE_BIT, &port->flags);
- else if (fis->command == ATA_CMD_DOWNLOAD_MICRO)
- clear_bit(MTIP_PF_DM_ACTIVE_BIT, &port->flags);
+ clear_bit(MTIP_PF_SE_ACTIVE_BIT, &port->flags);
+ clear_bit(MTIP_PF_DM_ACTIVE_BIT, &port->flags);
if (atomic == GFP_KERNEL) {
if (fis->command != ATA_CMD_STANDBYNOW1) {
/* wait for io to complete if non atomic */
if (mtip_quiesce_io(port, 5000) < 0) {
- dev_warn(&port->dd->pdev->dev,
+ dev_warn(&dd->pdev->dev,
"Failed to quiesce IO\n");
release_slot(port, MTIP_TAG_INTERNAL);
clear_bit(MTIP_PF_IC_ACTIVE_BIT, &port->flags);
@@ -1361,58 +1375,84 @@
/* Issue the command to the hardware */
mtip_issue_non_ncq_command(port, MTIP_TAG_INTERNAL);
- /* Poll if atomic, wait_for_completion otherwise */
if (atomic == GFP_KERNEL) {
/* Wait for the command to complete or timeout. */
- if (wait_for_completion_timeout(
+ if (wait_for_completion_interruptible_timeout(
&wait,
- msecs_to_jiffies(timeout)) == 0) {
- dev_err(&port->dd->pdev->dev,
- "Internal command did not complete [%d] "
- "within timeout of %lu ms\n",
- atomic, timeout);
- if (mtip_check_surprise_removal(port->dd->pdev) ||
+ msecs_to_jiffies(timeout)) <= 0) {
+ if (rv == -ERESTARTSYS) { /* interrupted */
+ dev_err(&dd->pdev->dev,
+ "Internal command [%02X] was interrupted after %lu ms\n",
+ fis->command, timeout);
+ rv = -EINTR;
+ goto exec_ic_exit;
+ } else if (rv == 0) /* timeout */
+ dev_err(&dd->pdev->dev,
+ "Internal command did not complete [%02X] within timeout of %lu ms\n",
+ fis->command, timeout);
+ else
+ dev_err(&dd->pdev->dev,
+ "Internal command [%02X] wait returned code [%d] after %lu ms - unhandled\n",
+ fis->command, rv, timeout);
+
+ if (mtip_check_surprise_removal(dd->pdev) ||
test_bit(MTIP_DDF_REMOVE_PENDING_BIT,
- &port->dd->dd_flag)) {
+ &dd->dd_flag)) {
+ dev_err(&dd->pdev->dev,
+ "Internal command [%02X] wait returned due to SR\n",
+ fis->command);
rv = -ENXIO;
goto exec_ic_exit;
}
+ mtip_device_reset(dd); /* recover from timeout issue */
rv = -EAGAIN;
+ goto exec_ic_exit;
}
} else {
+ u32 hba_stat, port_stat;
+
/* Spin for <timeout> checking if command still outstanding */
timeout = jiffies + msecs_to_jiffies(timeout);
while ((readl(port->cmd_issue[MTIP_TAG_INTERNAL])
& (1 << MTIP_TAG_INTERNAL))
&& time_before(jiffies, timeout)) {
- if (mtip_check_surprise_removal(port->dd->pdev)) {
+ if (mtip_check_surprise_removal(dd->pdev)) {
rv = -ENXIO;
goto exec_ic_exit;
}
if ((fis->command != ATA_CMD_STANDBYNOW1) &&
test_bit(MTIP_DDF_REMOVE_PENDING_BIT,
- &port->dd->dd_flag)) {
+ &dd->dd_flag)) {
rv = -ENXIO;
goto exec_ic_exit;
}
- if (readl(port->mmio + PORT_IRQ_STAT) & PORT_IRQ_ERR) {
- atomic_inc(&int_cmd->active); /* error */
- break;
+ port_stat = readl(port->mmio + PORT_IRQ_STAT);
+ if (!port_stat)
+ continue;
+
+ if (port_stat & PORT_IRQ_ERR) {
+ dev_err(&dd->pdev->dev,
+ "Internal command [%02X] failed\n",
+ fis->command);
+ mtip_device_reset(dd);
+ rv = -EIO;
+ goto exec_ic_exit;
+ } else {
+ writel(port_stat, port->mmio + PORT_IRQ_STAT);
+ hba_stat = readl(dd->mmio + HOST_IRQ_STAT);
+ if (hba_stat)
+ writel(hba_stat,
+ dd->mmio + HOST_IRQ_STAT);
}
+ break;
}
}
- if (atomic_read(&int_cmd->active) > 1) {
- dev_err(&port->dd->pdev->dev,
- "Internal command [%02X] failed\n", fis->command);
- rv = -EIO;
- }
if (readl(port->cmd_issue[MTIP_TAG_INTERNAL])
& (1 << MTIP_TAG_INTERNAL)) {
rv = -ENXIO;
- if (!test_bit(MTIP_DDF_REMOVE_PENDING_BIT,
- &port->dd->dd_flag)) {
- mtip_restart_port(port);
+ if (!test_bit(MTIP_DDF_REMOVE_PENDING_BIT, &dd->dd_flag)) {
+ mtip_device_reset(dd);
rv = -EAGAIN;
}
}
@@ -1724,7 +1764,8 @@
* -EINVAL Invalid parameters passed in, trim not supported
* -EIO Error submitting trim request to hw
*/
-static int mtip_send_trim(struct driver_data *dd, unsigned int lba, unsigned int len)
+static int mtip_send_trim(struct driver_data *dd, unsigned int lba,
+ unsigned int len)
{
int i, rv = 0;
u64 tlba, tlen, sect_left;
@@ -1811,45 +1852,6 @@
}
/*
- * Reset the HBA.
- *
- * Resets the HBA by setting the HBA Reset bit in the Global
- * HBA Control register. After setting the HBA Reset bit the
- * function waits for 1 second before reading the HBA Reset
- * bit to make sure it has cleared. If HBA Reset is not clear
- * an error is returned. Cannot be used in non-blockable
- * context.
- *
- * @dd Pointer to the driver data structure.
- *
- * return value
- * 0 The reset was successful.
- * -1 The HBA Reset bit did not clear.
- */
-static int mtip_hba_reset(struct driver_data *dd)
-{
- mtip_deinit_port(dd->port);
-
- /* Set the reset bit */
- writel(HOST_RESET, dd->mmio + HOST_CTL);
-
- /* Flush */
- readl(dd->mmio + HOST_CTL);
-
- /* Wait for reset to clear */
- ssleep(1);
-
- /* Check the bit has cleared */
- if (readl(dd->mmio + HOST_CTL) & HOST_RESET) {
- dev_err(&dd->pdev->dev,
- "Reset bit did not clear.\n");
- return -1;
- }
-
- return 0;
-}
-
-/*
* Display the identify command data.
*
* @port Pointer to the port data structure.
@@ -2710,6 +2712,100 @@
static DEVICE_ATTR(status, S_IRUGO, mtip_hw_show_status, NULL);
+/* debugsfs entries */
+
+static ssize_t show_device_status(struct device_driver *drv, char *buf)
+{
+ int size = 0;
+ struct driver_data *dd, *tmp;
+ unsigned long flags;
+ char id_buf[42];
+ u16 status = 0;
+
+ spin_lock_irqsave(&dev_lock, flags);
+ size += sprintf(&buf[size], "Devices Present:\n");
+ list_for_each_entry_safe(dd, tmp, &online_list, online_list) {
+ if (dd->pdev) {
+ if (dd->port &&
+ dd->port->identify &&
+ dd->port->identify_valid) {
+ strlcpy(id_buf,
+ (char *) (dd->port->identify + 10), 21);
+ status = *(dd->port->identify + 141);
+ } else {
+ memset(id_buf, 0, 42);
+ status = 0;
+ }
+
+ if (dd->port &&
+ test_bit(MTIP_PF_REBUILD_BIT, &dd->port->flags)) {
+ size += sprintf(&buf[size],
+ " device %s %s (ftl rebuild %d %%)\n",
+ dev_name(&dd->pdev->dev),
+ id_buf,
+ status);
+ } else {
+ size += sprintf(&buf[size],
+ " device %s %s\n",
+ dev_name(&dd->pdev->dev),
+ id_buf);
+ }
+ }
+ }
+
+ size += sprintf(&buf[size], "Devices Being Removed:\n");
+ list_for_each_entry_safe(dd, tmp, &removing_list, remove_list) {
+ if (dd->pdev) {
+ if (dd->port &&
+ dd->port->identify &&
+ dd->port->identify_valid) {
+ strlcpy(id_buf,
+ (char *) (dd->port->identify+10), 21);
+ status = *(dd->port->identify + 141);
+ } else {
+ memset(id_buf, 0, 42);
+ status = 0;
+ }
+
+ if (dd->port &&
+ test_bit(MTIP_PF_REBUILD_BIT, &dd->port->flags)) {
+ size += sprintf(&buf[size],
+ " device %s %s (ftl rebuild %d %%)\n",
+ dev_name(&dd->pdev->dev),
+ id_buf,
+ status);
+ } else {
+ size += sprintf(&buf[size],
+ " device %s %s\n",
+ dev_name(&dd->pdev->dev),
+ id_buf);
+ }
+ }
+ }
+ spin_unlock_irqrestore(&dev_lock, flags);
+
+ return size;
+}
+
+static ssize_t mtip_hw_read_device_status(struct file *f, char __user *ubuf,
+ size_t len, loff_t *offset)
+{
+ int size = *offset;
+ char buf[MTIP_DFS_MAX_BUF_SIZE];
+
+ if (!len || *offset)
+ return 0;
+
+ size += show_device_status(NULL, buf);
+
+ *offset = size <= len ? size : len;
+ size = copy_to_user(ubuf, buf, *offset);
+ if (size)
+ return -EFAULT;
+
+ return *offset;
+}
+
static ssize_t mtip_hw_read_registers(struct file *f, char __user *ubuf,
size_t len, loff_t *offset)
{
@@ -2804,6 +2900,13 @@
return *offset;
}
+static const struct file_operations mtip_device_status_fops = {
+ .owner = THIS_MODULE,
+ .open = simple_open,
+ .read = mtip_hw_read_device_status,
+ .llseek = no_llseek,
+};
+
static const struct file_operations mtip_regs_fops = {
.owner = THIS_MODULE,
.open = simple_open,
@@ -4161,6 +4264,7 @@
const struct cpumask *node_mask;
int cpu, i = 0, j = 0;
int my_node = NUMA_NO_NODE;
+ unsigned long flags;
/* Allocate memory for this devices private data. */
my_node = pcibus_to_node(pdev->bus);
@@ -4218,6 +4322,9 @@
dd->pdev = pdev;
dd->numa_node = my_node;
+ INIT_LIST_HEAD(&dd->online_list);
+ INIT_LIST_HEAD(&dd->remove_list);
+
memset(dd->workq_name, 0, 32);
snprintf(dd->workq_name, 31, "mtipq%d", dd->instance);
@@ -4305,6 +4412,14 @@
instance++;
if (rv != MTIP_FTL_REBUILD_MAGIC)
set_bit(MTIP_DDF_INIT_DONE_BIT, &dd->dd_flag);
+ else
+ rv = 0; /* device in rebuild state, return 0 from probe */
+
+ /* Add to online list even if in ftl rebuild */
+ spin_lock_irqsave(&dev_lock, flags);
+ list_add(&dd->online_list, &online_list);
+ spin_unlock_irqrestore(&dev_lock, flags);
+
goto done;
block_initialize_err:
@@ -4338,9 +4453,15 @@
{
struct driver_data *dd = pci_get_drvdata(pdev);
int counter = 0;
+ unsigned long flags;
set_bit(MTIP_DDF_REMOVE_PENDING_BIT, &dd->dd_flag);
+ spin_lock_irqsave(&dev_lock, flags);
+ list_del_init(&dd->online_list);
+ list_add(&dd->remove_list, &removing_list);
+ spin_unlock_irqrestore(&dev_lock, flags);
+
if (mtip_check_surprise_removal(pdev)) {
while (!test_bit(MTIP_DDF_CLEANUP_BIT, &dd->dd_flag)) {
counter++;
@@ -4366,6 +4487,10 @@
pci_disable_msi(pdev);
+ spin_lock_irqsave(&dev_lock, flags);
+ list_del_init(&dd->remove_list);
+ spin_unlock_irqrestore(&dev_lock, flags);
+
kfree(dd);
pcim_iounmap_regions(pdev, 1 << MTIP_ABAR);
}
@@ -4513,6 +4638,11 @@
pr_info(MTIP_DRV_NAME " Version " MTIP_DRV_VERSION "\n");
+ spin_lock_init(&dev_lock);
+
+ INIT_LIST_HEAD(&online_list);
+ INIT_LIST_HEAD(&removing_list);
+
/* Allocate a major block device number to use with this driver. */
error = register_blkdev(0, MTIP_DRV_NAME);
if (error <= 0) {
@@ -4522,11 +4652,18 @@
}
mtip_major = error;
- if (!dfs_parent) {
- dfs_parent = debugfs_create_dir("rssd", NULL);
- if (IS_ERR_OR_NULL(dfs_parent)) {
- pr_warn("Error creating debugfs parent\n");
- dfs_parent = NULL;
+ dfs_parent = debugfs_create_dir("rssd", NULL);
+ if (IS_ERR_OR_NULL(dfs_parent)) {
+ pr_warn("Error creating debugfs parent\n");
+ dfs_parent = NULL;
+ }
+ if (dfs_parent) {
+ dfs_device_status = debugfs_create_file("device_status",
+ S_IRUGO, dfs_parent, NULL,
+ &mtip_device_status_fops);
+ if (IS_ERR_OR_NULL(dfs_device_status)) {
+ pr_err("Error creating device_status node\n");
+ dfs_device_status = NULL;
}
}
diff --git a/drivers/block/mtip32xx/mtip32xx.h b/drivers/block/mtip32xx/mtip32xx.h
index 3bffff5..8e8334c 100644
--- a/drivers/block/mtip32xx/mtip32xx.h
+++ b/drivers/block/mtip32xx/mtip32xx.h
@@ -129,9 +129,9 @@
MTIP_PF_EH_ACTIVE_BIT = 1, /* error handling */
MTIP_PF_SE_ACTIVE_BIT = 2, /* secure erase */
MTIP_PF_DM_ACTIVE_BIT = 3, /* download microcde */
- MTIP_PF_PAUSE_IO = ((1 << MTIP_PF_IC_ACTIVE_BIT) | \
- (1 << MTIP_PF_EH_ACTIVE_BIT) | \
- (1 << MTIP_PF_SE_ACTIVE_BIT) | \
+ MTIP_PF_PAUSE_IO = ((1 << MTIP_PF_IC_ACTIVE_BIT) |
+ (1 << MTIP_PF_EH_ACTIVE_BIT) |
+ (1 << MTIP_PF_SE_ACTIVE_BIT) |
(1 << MTIP_PF_DM_ACTIVE_BIT)),
MTIP_PF_SVC_THD_ACTIVE_BIT = 4,
@@ -144,9 +144,9 @@
MTIP_DDF_REMOVE_PENDING_BIT = 1,
MTIP_DDF_OVER_TEMP_BIT = 2,
MTIP_DDF_WRITE_PROTECT_BIT = 3,
- MTIP_DDF_STOP_IO = ((1 << MTIP_DDF_REMOVE_PENDING_BIT) | \
- (1 << MTIP_DDF_SEC_LOCK_BIT) | \
- (1 << MTIP_DDF_OVER_TEMP_BIT) | \
+ MTIP_DDF_STOP_IO = ((1 << MTIP_DDF_REMOVE_PENDING_BIT) |
+ (1 << MTIP_DDF_SEC_LOCK_BIT) |
+ (1 << MTIP_DDF_OVER_TEMP_BIT) |
(1 << MTIP_DDF_WRITE_PROTECT_BIT)),
MTIP_DDF_CLEANUP_BIT = 5,
@@ -180,7 +180,7 @@
#define MTIP_TRIM_TIMEOUT_MS 240000
#define MTIP_MAX_TRIM_ENTRIES 8
-#define MTIP_MAX_TRIM_ENTRY_LEN 0xfff8
+#define MTIP_MAX_TRIM_ENTRY_LEN 0xfff8
struct mtip_trim_entry {
u32 lba; /* starting lba of region */
@@ -501,6 +501,10 @@
atomic_t irq_workers_active;
int isr_binding;
+
+ struct list_head online_list; /* linkage for online list */
+
+ struct list_head remove_list; /* linkage for removing list */
};
#endif
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index f556f8a..b7b7a88 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -1742,9 +1742,10 @@
struct rbd_device *rbd_dev = img_request->rbd_dev;
struct ceph_osd_client *osdc = &rbd_dev->rbd_client->client->osdc;
struct rbd_obj_request *obj_request;
+ struct rbd_obj_request *next_obj_request;
dout("%s: img %p\n", __func__, img_request);
- for_each_obj_request(img_request, obj_request) {
+ for_each_obj_request_safe(img_request, obj_request, next_obj_request) {
int ret;
obj_request->callback = rbd_img_obj_callback;
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index e3f9a99..d784650 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -373,26 +373,14 @@
struct hpet_dev *devp;
unsigned long addr;
- if (((vma->vm_end - vma->vm_start) != PAGE_SIZE) || vma->vm_pgoff)
- return -EINVAL;
-
devp = file->private_data;
addr = devp->hd_hpets->hp_hpet_phys;
if (addr & (PAGE_SIZE - 1))
return -ENOSYS;
- vma->vm_flags |= VM_IO;
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
-
- if (io_remap_pfn_range(vma, vma->vm_start, addr >> PAGE_SHIFT,
- PAGE_SIZE, vma->vm_page_prot)) {
- printk(KERN_ERR "%s: io_remap_pfn_range failed\n",
- __func__);
- return -EAGAIN;
- }
-
- return 0;
+ return vm_iomap_memory(vma, addr, PAGE_SIZE);
#else
return -ENOSYS;
#endif
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index 69ae597..a0f7724 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -380,6 +380,15 @@
}
EXPORT_SYMBOL_GPL(hwrng_unregister);
+static void __exit hwrng_exit(void)
+{
+ mutex_lock(&rng_mutex);
+ BUG_ON(current_rng);
+ kfree(rng_buffer);
+ mutex_unlock(&rng_mutex);
+}
+
+module_exit(hwrng_exit);
MODULE_DESCRIPTION("H/W Random Number Generator (RNG) driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index e905d5f5..ce5f3fc 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -149,7 +149,8 @@
spinlock_t ports_lock;
/* To protect the vq operations for the control channel */
- spinlock_t cvq_lock;
+ spinlock_t c_ivq_lock;
+ spinlock_t c_ovq_lock;
/* The current config space is stored here */
struct virtio_console_config config;
@@ -569,11 +570,14 @@
vq = portdev->c_ovq;
sg_init_one(sg, &cpkt, sizeof(cpkt));
+
+ spin_lock(&portdev->c_ovq_lock);
if (virtqueue_add_buf(vq, sg, 1, 0, &cpkt, GFP_ATOMIC) == 0) {
virtqueue_kick(vq);
while (!virtqueue_get_buf(vq, &len))
cpu_relax();
}
+ spin_unlock(&portdev->c_ovq_lock);
return 0;
}
@@ -1436,7 +1440,7 @@
* rproc_serial does not want the console port, only
* the generic port implementation.
*/
- port->host_connected = port->guest_connected = true;
+ port->host_connected = true;
else if (!use_multiport(port->portdev)) {
/*
* If we're not using multiport support,
@@ -1709,23 +1713,23 @@
portdev = container_of(work, struct ports_device, control_work);
vq = portdev->c_ivq;
- spin_lock(&portdev->cvq_lock);
+ spin_lock(&portdev->c_ivq_lock);
while ((buf = virtqueue_get_buf(vq, &len))) {
- spin_unlock(&portdev->cvq_lock);
+ spin_unlock(&portdev->c_ivq_lock);
buf->len = len;
buf->offset = 0;
handle_control_message(portdev, buf);
- spin_lock(&portdev->cvq_lock);
+ spin_lock(&portdev->c_ivq_lock);
if (add_inbuf(portdev->c_ivq, buf) < 0) {
dev_warn(&portdev->vdev->dev,
"Error adding buffer to queue\n");
free_buf(buf, false);
}
}
- spin_unlock(&portdev->cvq_lock);
+ spin_unlock(&portdev->c_ivq_lock);
}
static void out_intr(struct virtqueue *vq)
@@ -1752,13 +1756,23 @@
port->inbuf = get_inbuf(port);
/*
- * Don't queue up data when port is closed. This condition
+ * Normally the port should not accept data when the port is
+ * closed. For generic serial ports, the host won't (shouldn't)
+ * send data till the guest is connected. But this condition
* can be reached when a console port is not yet connected (no
- * tty is spawned) and the host sends out data to console
- * ports. For generic serial ports, the host won't
- * (shouldn't) send data till the guest is connected.
+ * tty is spawned) and the other side sends out data over the
+ * vring, or when a remote devices start sending data before
+ * the ports are opened.
+ *
+ * A generic serial port will discard data if not connected,
+ * while console ports and rproc-serial ports accepts data at
+ * any time. rproc-serial is initiated with guest_connected to
+ * false because port_fops_open expects this. Console ports are
+ * hooked up with an HVC console and is initialized with
+ * guest_connected to true.
*/
- if (!port->guest_connected)
+
+ if (!port->guest_connected && !is_rproc_serial(port->portdev->vdev))
discard_port_data(port);
spin_unlock_irqrestore(&port->inbuf_lock, flags);
@@ -1986,10 +2000,12 @@
if (multiport) {
unsigned int nr_added_bufs;
- spin_lock_init(&portdev->cvq_lock);
+ spin_lock_init(&portdev->c_ivq_lock);
+ spin_lock_init(&portdev->c_ovq_lock);
INIT_WORK(&portdev->control_work, &control_work_handler);
- nr_added_bufs = fill_queue(portdev->c_ivq, &portdev->cvq_lock);
+ nr_added_bufs = fill_queue(portdev->c_ivq,
+ &portdev->c_ivq_lock);
if (!nr_added_bufs) {
dev_err(&vdev->dev,
"Error allocating buffers for control queue\n");
@@ -2140,7 +2156,7 @@
return ret;
if (use_multiport(portdev))
- fill_queue(portdev->c_ivq, &portdev->cvq_lock);
+ fill_queue(portdev->c_ivq, &portdev->c_ivq_lock);
list_for_each_entry(port, &portdev->ports, list) {
port->in_vq = portdev->in_vqs[port->id];
diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c
index 1e2de73..f873dce 100644
--- a/drivers/clk/tegra/clk-tegra20.c
+++ b/drivers/clk/tegra/clk-tegra20.c
@@ -703,7 +703,7 @@
clks[pll_a_out0] = clk;
/* PLLE */
- clk = tegra_clk_register_plle("pll_e", "pll_ref", clk_base, NULL,
+ clk = tegra_clk_register_plle("pll_e", "pll_ref", clk_base, pmc_base,
0, 100000000, &pll_e_params,
0, pll_e_freq_table, NULL);
clk_register_clkdev(clk, "pll_e", NULL);
diff --git a/drivers/cpufreq/cpufreq-cpu0.c b/drivers/cpufreq/cpufreq-cpu0.c
index 4e5b7fb..37d23a0 100644
--- a/drivers/cpufreq/cpufreq-cpu0.c
+++ b/drivers/cpufreq/cpufreq-cpu0.c
@@ -178,10 +178,16 @@
static int cpu0_cpufreq_probe(struct platform_device *pdev)
{
- struct device_node *np;
+ struct device_node *np, *parent;
int ret;
- for_each_child_of_node(of_find_node_by_path("/cpus"), np) {
+ parent = of_find_node_by_path("/cpus");
+ if (!parent) {
+ pr_err("failed to find OF /cpus\n");
+ return -ENOENT;
+ }
+
+ for_each_child_of_node(parent, np) {
if (of_get_property(np, "operating-points", NULL))
break;
}
diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h
index 46bde01..cc4bd2f 100644
--- a/drivers/cpufreq/cpufreq_governor.h
+++ b/drivers/cpufreq/cpufreq_governor.h
@@ -14,8 +14,8 @@
* published by the Free Software Foundation.
*/
-#ifndef _CPUFREQ_GOVERNER_H
-#define _CPUFREQ_GOVERNER_H
+#ifndef _CPUFREQ_GOVERNOR_H
+#define _CPUFREQ_GOVERNOR_H
#include <linux/cpufreq.h>
#include <linux/kobject.h>
@@ -175,4 +175,4 @@
unsigned int sampling_rate);
int cpufreq_governor_dbs(struct dbs_data *dbs_data,
struct cpufreq_policy *policy, unsigned int event);
-#endif /* _CPUFREQ_GOVERNER_H */
+#endif /* _CPUFREQ_GOVERNOR_H */
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index ad72922..6133ef5 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -502,7 +502,6 @@
sample_time = cpu->pstate_policy->sample_rate_ms;
delay = msecs_to_jiffies(sample_time);
- delay -= jiffies % delay;
mod_timer_pinned(&cpu->timer, jiffies + delay);
}
diff --git a/drivers/crypto/ux500/cryp/cryp_core.c b/drivers/crypto/ux500/cryp/cryp_core.c
index 8bc5fef..22c9063 100644
--- a/drivers/crypto/ux500/cryp/cryp_core.c
+++ b/drivers/crypto/ux500/cryp/cryp_core.c
@@ -1750,7 +1750,7 @@
.shutdown = ux500_cryp_shutdown,
.driver = {
.owner = THIS_MODULE,
- .name = "cryp1"
+ .name = "cryp1",
.pm = &ux500_cryp_pm,
}
};
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 80b6997..aeaea32 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -83,6 +83,7 @@
config DW_DMAC
tristate "Synopsys DesignWare AHB DMA support"
+ depends on GENERIC_HARDIRQS
select DMA_ENGINE
default y if CPU_AT32AP7000
help
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 6e13f26..88cfc61 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -310,8 +310,6 @@
dev_vdbg(chan2dev(&atchan->chan_common), "complete all\n");
- BUG_ON(atc_chan_is_enabled(atchan));
-
/*
* Submit queued descriptors ASAP, i.e. before we go through
* the completed ones.
@@ -368,6 +366,9 @@
{
dev_vdbg(chan2dev(&atchan->chan_common), "advance_work\n");
+ if (atc_chan_is_enabled(atchan))
+ return;
+
if (list_empty(&atchan->active_list) ||
list_is_singular(&atchan->active_list)) {
atc_complete_all(atchan);
@@ -1078,9 +1079,7 @@
return;
spin_lock_irqsave(&atchan->lock, flags);
- if (!atc_chan_is_enabled(atchan)) {
- atc_advance_work(atchan);
- }
+ atc_advance_work(atchan);
spin_unlock_irqrestore(&atchan->lock, flags);
}
diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c
index c4b4fd2..08b43bf 100644
--- a/drivers/dma/omap-dma.c
+++ b/drivers/dma/omap-dma.c
@@ -276,12 +276,20 @@
spin_lock_irqsave(&c->vc.lock, flags);
if (vchan_issue_pending(&c->vc) && !c->desc) {
- struct omap_dmadev *d = to_omap_dma_dev(chan->device);
- spin_lock(&d->lock);
- if (list_empty(&c->node))
- list_add_tail(&c->node, &d->pending);
- spin_unlock(&d->lock);
- tasklet_schedule(&d->task);
+ /*
+ * c->cyclic is used only by audio and in this case the DMA need
+ * to be started without delay.
+ */
+ if (!c->cyclic) {
+ struct omap_dmadev *d = to_omap_dma_dev(chan->device);
+ spin_lock(&d->lock);
+ if (list_empty(&c->node))
+ list_add_tail(&c->node, &d->pending);
+ spin_unlock(&d->lock);
+ tasklet_schedule(&d->task);
+ } else {
+ omap_dma_start_desc(c);
+ }
}
spin_unlock_irqrestore(&c->vc.lock, flags);
}
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 7181531..5dbc594 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -2882,7 +2882,7 @@
{
struct dma_pl330_platdata *pdat;
struct dma_pl330_dmac *pdmac;
- struct dma_pl330_chan *pch;
+ struct dma_pl330_chan *pch, *_p;
struct pl330_info *pi;
struct dma_device *pd;
struct resource *res;
@@ -2984,7 +2984,16 @@
ret = dma_async_device_register(pd);
if (ret) {
dev_err(&adev->dev, "unable to register DMAC\n");
- goto probe_err2;
+ goto probe_err3;
+ }
+
+ if (adev->dev.of_node) {
+ ret = of_dma_controller_register(adev->dev.of_node,
+ of_dma_pl330_xlate, pdmac);
+ if (ret) {
+ dev_err(&adev->dev,
+ "unable to register DMA to the generic DT DMA helpers\n");
+ }
}
dev_info(&adev->dev,
@@ -2995,16 +3004,21 @@
pi->pcfg.data_bus_width / 8, pi->pcfg.num_chan,
pi->pcfg.num_peri, pi->pcfg.num_events);
- ret = of_dma_controller_register(adev->dev.of_node,
- of_dma_pl330_xlate, pdmac);
- if (ret) {
- dev_err(&adev->dev,
- "unable to register DMA to the generic DT DMA helpers\n");
- goto probe_err2;
- }
-
return 0;
+probe_err3:
+ amba_set_drvdata(adev, NULL);
+ /* Idle the DMAC */
+ list_for_each_entry_safe(pch, _p, &pdmac->ddma.channels,
+ chan.device_node) {
+
+ /* Remove the channel */
+ list_del(&pch->chan.device_node);
+
+ /* Flush the channel */
+ pl330_control(&pch->chan, DMA_TERMINATE_ALL, 0);
+ pl330_free_chan_resources(&pch->chan);
+ }
probe_err2:
pl330_del(pi);
probe_err1:
@@ -3023,8 +3037,10 @@
if (!pdmac)
return 0;
- of_dma_controller_free(adev->dev.of_node);
+ if (adev->dev.of_node)
+ of_dma_controller_free(adev->dev.of_node);
+ dma_async_device_unregister(&pdmac->ddma);
amba_set_drvdata(adev, NULL);
/* Idle the DMAC */
diff --git a/drivers/eisa/pci_eisa.c b/drivers/eisa/pci_eisa.c
index cdae207..6c3fca9 100644
--- a/drivers/eisa/pci_eisa.c
+++ b/drivers/eisa/pci_eisa.c
@@ -19,10 +19,10 @@
/* There is only *one* pci_eisa device per machine, right ? */
static struct eisa_root_device pci_eisa_root;
-static int __init pci_eisa_init(struct pci_dev *pdev,
- const struct pci_device_id *ent)
+static int __init pci_eisa_init(struct pci_dev *pdev)
{
- int rc;
+ int rc, i;
+ struct resource *res, *bus_res = NULL;
if ((rc = pci_enable_device (pdev))) {
printk (KERN_ERR "pci_eisa : Could not enable device %s\n",
@@ -30,9 +30,30 @@
return rc;
}
+ /*
+ * The Intel 82375 PCI-EISA bridge is a subtractive-decode PCI
+ * device, so the resources available on EISA are the same as those
+ * available on the 82375 bus. This works the same as a PCI-PCI
+ * bridge in subtractive-decode mode (see pci_read_bridge_bases()).
+ * We assume other PCI-EISA bridges are similar.
+ *
+ * eisa_root_register() can only deal with a single io port resource,
+ * so we use the first valid io port resource.
+ */
+ pci_bus_for_each_resource(pdev->bus, res, i)
+ if (res && (res->flags & IORESOURCE_IO)) {
+ bus_res = res;
+ break;
+ }
+
+ if (!bus_res) {
+ dev_err(&pdev->dev, "No resources available\n");
+ return -1;
+ }
+
pci_eisa_root.dev = &pdev->dev;
- pci_eisa_root.res = pdev->bus->resource[0];
- pci_eisa_root.bus_base_addr = pdev->bus->resource[0]->start;
+ pci_eisa_root.res = bus_res;
+ pci_eisa_root.bus_base_addr = bus_res->start;
pci_eisa_root.slots = EISA_MAX_SLOTS;
pci_eisa_root.dma_mask = pdev->dma_mask;
dev_set_drvdata(pci_eisa_root.dev, &pci_eisa_root);
@@ -45,22 +66,26 @@
return 0;
}
-static struct pci_device_id pci_eisa_pci_tbl[] = {
- { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
- PCI_CLASS_BRIDGE_EISA << 8, 0xffff00, 0 },
- { 0, }
-};
-
-static struct pci_driver __refdata pci_eisa_driver = {
- .name = "pci_eisa",
- .id_table = pci_eisa_pci_tbl,
- .probe = pci_eisa_init,
-};
-
-static int __init pci_eisa_init_module (void)
+/*
+ * We have to call pci_eisa_init_early() before pnpacpi_init()/isapnp_init().
+ * Otherwise pnp resource will get enabled early and could prevent eisa
+ * to be initialized.
+ * Also need to make sure pci_eisa_init_early() is called after
+ * x86/pci_subsys_init().
+ * So need to use subsys_initcall_sync with it.
+ */
+static int __init pci_eisa_init_early(void)
{
- return pci_register_driver (&pci_eisa_driver);
-}
+ struct pci_dev *dev = NULL;
+ int ret;
-device_initcall(pci_eisa_init_module);
-MODULE_DEVICE_TABLE(pci, pci_eisa_pci_tbl);
+ for_each_pci_dev(dev)
+ if ((dev->class >> 8) == PCI_CLASS_BRIDGE_EISA) {
+ ret = pci_eisa_init(dev);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+subsys_initcall_sync(pci_eisa_init_early);
diff --git a/drivers/firmware/Kconfig b/drivers/firmware/Kconfig
index 42c759a..3e53200 100644
--- a/drivers/firmware/Kconfig
+++ b/drivers/firmware/Kconfig
@@ -39,6 +39,7 @@
config EFI_VARS
tristate "EFI Variable Support via sysfs"
depends on EFI
+ select UCS2_STRING
default n
help
If you say Y here, you are able to get EFI (Extensible Firmware
diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c
index 7acafb8..f4baa11 100644
--- a/drivers/firmware/efivars.c
+++ b/drivers/firmware/efivars.c
@@ -80,6 +80,7 @@
#include <linux/slab.h>
#include <linux/pstore.h>
#include <linux/ctype.h>
+#include <linux/ucs2_string.h>
#include <linux/fs.h>
#include <linux/ramfs.h>
@@ -172,51 +173,6 @@
static DECLARE_WORK(efivar_work, efivar_update_sysfs_entries);
static bool efivar_wq_enabled = true;
-/* Return the number of unicode characters in data */
-static unsigned long
-utf16_strnlen(efi_char16_t *s, size_t maxlength)
-{
- unsigned long length = 0;
-
- while (*s++ != 0 && length < maxlength)
- length++;
- return length;
-}
-
-static inline unsigned long
-utf16_strlen(efi_char16_t *s)
-{
- return utf16_strnlen(s, ~0UL);
-}
-
-/*
- * Return the number of bytes is the length of this string
- * Note: this is NOT the same as the number of unicode characters
- */
-static inline unsigned long
-utf16_strsize(efi_char16_t *data, unsigned long maxlength)
-{
- return utf16_strnlen(data, maxlength/sizeof(efi_char16_t)) * sizeof(efi_char16_t);
-}
-
-static inline int
-utf16_strncmp(const efi_char16_t *a, const efi_char16_t *b, size_t len)
-{
- while (1) {
- if (len == 0)
- return 0;
- if (*a < *b)
- return -1;
- if (*a > *b)
- return 1;
- if (*a == 0) /* implies *b == 0 */
- return 0;
- a++;
- b++;
- len--;
- }
-}
-
static bool
validate_device_path(struct efi_variable *var, int match, u8 *buffer,
unsigned long len)
@@ -268,7 +224,7 @@
u16 filepathlength;
int i, desclength = 0, namelen;
- namelen = utf16_strnlen(var->VariableName, sizeof(var->VariableName));
+ namelen = ucs2_strnlen(var->VariableName, sizeof(var->VariableName));
/* Either "Boot" or "Driver" followed by four digits of hex */
for (i = match; i < match+4; i++) {
@@ -291,7 +247,7 @@
* There's no stored length for the description, so it has to be
* found by hand
*/
- desclength = utf16_strsize((efi_char16_t *)(buffer + 6), len - 6) + 2;
+ desclength = ucs2_strsize((efi_char16_t *)(buffer + 6), len - 6) + 2;
/* Each boot entry must have a descriptor */
if (!desclength)
@@ -436,24 +392,12 @@
check_var_size_locked(struct efivars *efivars, u32 attributes,
unsigned long size)
{
- u64 storage_size, remaining_size, max_size;
- efi_status_t status;
const struct efivar_operations *fops = efivars->ops;
- if (!efivars->ops->query_variable_info)
+ if (!efivars->ops->query_variable_store)
return EFI_UNSUPPORTED;
- status = fops->query_variable_info(attributes, &storage_size,
- &remaining_size, &max_size);
-
- if (status != EFI_SUCCESS)
- return status;
-
- if (!storage_size || size > remaining_size || size > max_size ||
- (remaining_size - size) < (storage_size / 2))
- return EFI_OUT_OF_RESOURCES;
-
- return status;
+ return fops->query_variable_store(attributes, size);
}
@@ -593,7 +537,7 @@
spin_lock_irq(&efivars->lock);
status = check_var_size_locked(efivars, new_var->Attributes,
- new_var->DataSize + utf16_strsize(new_var->VariableName, 1024));
+ new_var->DataSize + ucs2_strsize(new_var->VariableName, 1024));
if (status == EFI_SUCCESS || status == EFI_UNSUPPORTED)
status = efivars->ops->set_variable(new_var->VariableName,
@@ -771,7 +715,7 @@
* QueryVariableInfo() isn't supported by the firmware.
*/
- varsize = datasize + utf16_strsize(var->var.VariableName, 1024);
+ varsize = datasize + ucs2_strsize(var->var.VariableName, 1024);
status = check_var_size(efivars, attributes, varsize);
if (status != EFI_SUCCESS) {
@@ -1223,7 +1167,7 @@
inode = NULL;
- len = utf16_strlen(entry->var.VariableName);
+ len = ucs2_strlen(entry->var.VariableName);
/* name, plus '-', plus GUID, plus NUL*/
name = kmalloc(len + 1 + GUID_LEN + 1, GFP_ATOMIC);
@@ -1481,8 +1425,8 @@
if (efi_guidcmp(entry->var.VendorGuid, vendor))
continue;
- if (utf16_strncmp(entry->var.VariableName, efi_name,
- utf16_strlen(efi_name))) {
+ if (ucs2_strncmp(entry->var.VariableName, efi_name,
+ ucs2_strlen(efi_name))) {
/*
* Check if an old format,
* which doesn't support holding
@@ -1494,8 +1438,8 @@
for (i = 0; i < DUMP_NAME_LEN; i++)
efi_name_old[i] = name_old[i];
- if (utf16_strncmp(entry->var.VariableName, efi_name_old,
- utf16_strlen(efi_name_old)))
+ if (ucs2_strncmp(entry->var.VariableName, efi_name_old,
+ ucs2_strlen(efi_name_old)))
continue;
}
@@ -1573,8 +1517,8 @@
* Does this variable already exist?
*/
list_for_each_entry_safe(search_efivar, n, &efivars->list, list) {
- strsize1 = utf16_strsize(search_efivar->var.VariableName, 1024);
- strsize2 = utf16_strsize(new_var->VariableName, 1024);
+ strsize1 = ucs2_strsize(search_efivar->var.VariableName, 1024);
+ strsize2 = ucs2_strsize(new_var->VariableName, 1024);
if (strsize1 == strsize2 &&
!memcmp(&(search_efivar->var.VariableName),
new_var->VariableName, strsize1) &&
@@ -1590,7 +1534,7 @@
}
status = check_var_size_locked(efivars, new_var->Attributes,
- new_var->DataSize + utf16_strsize(new_var->VariableName, 1024));
+ new_var->DataSize + ucs2_strsize(new_var->VariableName, 1024));
if (status && status != EFI_UNSUPPORTED) {
spin_unlock_irq(&efivars->lock);
@@ -1614,7 +1558,7 @@
/* Create the entry in sysfs. Locking is not required here */
status = efivar_create_sysfs_entry(efivars,
- utf16_strsize(new_var->VariableName,
+ ucs2_strsize(new_var->VariableName,
1024),
new_var->VariableName,
&new_var->VendorGuid);
@@ -1644,8 +1588,8 @@
* Does this variable already exist?
*/
list_for_each_entry_safe(search_efivar, n, &efivars->list, list) {
- strsize1 = utf16_strsize(search_efivar->var.VariableName, 1024);
- strsize2 = utf16_strsize(del_var->VariableName, 1024);
+ strsize1 = ucs2_strsize(search_efivar->var.VariableName, 1024);
+ strsize2 = ucs2_strsize(del_var->VariableName, 1024);
if (strsize1 == strsize2 &&
!memcmp(&(search_efivar->var.VariableName),
del_var->VariableName, strsize1) &&
@@ -1684,16 +1628,17 @@
return count;
}
-static bool variable_is_present(efi_char16_t *variable_name, efi_guid_t *vendor)
+static bool variable_is_present(struct efivars *efivars,
+ efi_char16_t *variable_name,
+ efi_guid_t *vendor)
{
struct efivar_entry *entry, *n;
- struct efivars *efivars = &__efivars;
unsigned long strsize1, strsize2;
bool found = false;
- strsize1 = utf16_strsize(variable_name, 1024);
+ strsize1 = ucs2_strsize(variable_name, 1024);
list_for_each_entry_safe(entry, n, &efivars->list, list) {
- strsize2 = utf16_strsize(entry->var.VariableName, 1024);
+ strsize2 = ucs2_strsize(entry->var.VariableName, 1024);
if (strsize1 == strsize2 &&
!memcmp(variable_name, &(entry->var.VariableName),
strsize2) &&
@@ -1759,8 +1704,8 @@
if (status != EFI_SUCCESS) {
break;
} else {
- if (!variable_is_present(variable_name,
- &vendor)) {
+ if (!variable_is_present(efivars,
+ variable_name, &vendor)) {
found = true;
break;
}
@@ -2064,7 +2009,8 @@
* we'll ever see a different variable name,
* and may end up looping here forever.
*/
- if (variable_is_present(variable_name, &vendor_guid)) {
+ if (variable_is_present(efivars, variable_name,
+ &vendor_guid)) {
dup_variable_bug(variable_name, &vendor_guid,
variable_name_size);
status = EFI_NOT_FOUND;
@@ -2131,7 +2077,7 @@
ops.get_variable = efi.get_variable;
ops.set_variable = efi.set_variable;
ops.get_next_variable = efi.get_next_variable;
- ops.query_variable_info = efi.query_variable_info;
+ ops.query_variable_store = efi_query_variable_store;
error = register_efivars(&__efivars, &ops, efi_kobj);
if (error)
diff --git a/drivers/gpio/gpio-ich.c b/drivers/gpio/gpio-ich.c
index f9dbd50..de3c317 100644
--- a/drivers/gpio/gpio-ich.c
+++ b/drivers/gpio/gpio-ich.c
@@ -214,7 +214,7 @@
* If it can't be trusted, assume that the pin can be used as a GPIO.
*/
if (ichx_priv.desc->use_sel_ignore[nr / 32] & (1 << (nr & 0x1f)))
- return 1;
+ return 0;
return ichx_read_bit(GPIO_USE_SEL, nr) ? 0 : -ENODEV;
}
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 2405946..9391cf1 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -575,7 +575,7 @@
chip->gpio_chip.ngpio,
irq_base,
&pca953x_irq_simple_ops,
- NULL);
+ chip);
if (!chip->domain)
return -ENODEV;
diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index 9cc108d..8325f58 100644
--- a/drivers/gpio/gpio-pxa.c
+++ b/drivers/gpio/gpio-pxa.c
@@ -642,7 +642,12 @@
.of_match_table = of_match_ptr(pxa_gpio_dt_ids),
},
};
-module_platform_driver(pxa_gpio_driver);
+
+static int __init pxa_gpio_init(void)
+{
+ return platform_driver_register(&pxa_gpio_driver);
+}
+postcore_initcall(pxa_gpio_init);
#ifdef CONFIG_PM
static int pxa_gpio_suspend(void)
diff --git a/drivers/gpio/gpio-stmpe.c b/drivers/gpio/gpio-stmpe.c
index 770476a..3ce5bc3 100644
--- a/drivers/gpio/gpio-stmpe.c
+++ b/drivers/gpio/gpio-stmpe.c
@@ -307,11 +307,15 @@
.xlate = irq_domain_xlate_twocell,
};
-static int stmpe_gpio_irq_init(struct stmpe_gpio *stmpe_gpio)
+static int stmpe_gpio_irq_init(struct stmpe_gpio *stmpe_gpio,
+ struct device_node *np)
{
- int base = stmpe_gpio->irq_base;
+ int base = 0;
- stmpe_gpio->domain = irq_domain_add_simple(NULL,
+ if (!np)
+ base = stmpe_gpio->irq_base;
+
+ stmpe_gpio->domain = irq_domain_add_simple(np,
stmpe_gpio->chip.ngpio, base,
&stmpe_gpio_irq_simple_ops, stmpe_gpio);
if (!stmpe_gpio->domain) {
@@ -346,6 +350,9 @@
stmpe_gpio->chip = template_chip;
stmpe_gpio->chip.ngpio = stmpe->num_gpios;
stmpe_gpio->chip.dev = &pdev->dev;
+#ifdef CONFIG_OF
+ stmpe_gpio->chip.of_node = np;
+#endif
stmpe_gpio->chip.base = pdata ? pdata->gpio_base : -1;
if (pdata)
@@ -366,7 +373,7 @@
goto out_free;
if (irq >= 0) {
- ret = stmpe_gpio_irq_init(stmpe_gpio);
+ ret = stmpe_gpio_irq_init(stmpe_gpio, np);
if (ret)
goto out_disable;
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 792c3e3..dd64a06 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -2326,7 +2326,6 @@
fb = dev->mode_config.funcs->fb_create(dev, file_priv, &r);
if (IS_ERR(fb)) {
DRM_DEBUG_KMS("could not create framebuffer\n");
- drm_modeset_unlock_all(dev);
return PTR_ERR(fb);
}
@@ -2506,7 +2505,6 @@
fb = dev->mode_config.funcs->fb_create(dev, file_priv, r);
if (IS_ERR(fb)) {
DRM_DEBUG_KMS("could not create framebuffer\n");
- drm_modeset_unlock_all(dev);
return PTR_ERR(fb);
}
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 59d6b9b..892ff9f 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -1544,10 +1544,10 @@
if (!fb_helper->fb)
return 0;
- drm_modeset_lock_all(dev);
+ mutex_lock(&fb_helper->dev->mode_config.mutex);
if (!drm_fb_helper_is_bound(fb_helper)) {
fb_helper->delayed_hotplug = true;
- drm_modeset_unlock_all(dev);
+ mutex_unlock(&fb_helper->dev->mode_config.mutex);
return 0;
}
DRM_DEBUG_KMS("\n");
@@ -1558,9 +1558,11 @@
count = drm_fb_helper_probe_connector_modes(fb_helper, max_width,
max_height);
+ mutex_unlock(&fb_helper->dev->mode_config.mutex);
+
+ drm_modeset_lock_all(dev);
drm_setup_crtcs(fb_helper);
drm_modeset_unlock_all(dev);
-
drm_fb_helper_set_par(fb_helper->fbdev);
return 0;
diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c
index 13fdcd1..429e07d 100644
--- a/drivers/gpu/drm/drm_fops.c
+++ b/drivers/gpu/drm/drm_fops.c
@@ -123,6 +123,7 @@
int retcode = 0;
int need_setup = 0;
struct address_space *old_mapping;
+ struct address_space *old_imapping;
minor = idr_find(&drm_minors_idr, minor_id);
if (!minor)
@@ -137,6 +138,7 @@
if (!dev->open_count++)
need_setup = 1;
mutex_lock(&dev->struct_mutex);
+ old_imapping = inode->i_mapping;
old_mapping = dev->dev_mapping;
if (old_mapping == NULL)
dev->dev_mapping = &inode->i_data;
@@ -159,8 +161,8 @@
err_undo:
mutex_lock(&dev->struct_mutex);
- filp->f_mapping = old_mapping;
- inode->i_mapping = old_mapping;
+ filp->f_mapping = old_imapping;
+ inode->i_mapping = old_imapping;
iput(container_of(dev->dev_mapping, struct inode, i_data));
dev->dev_mapping = old_mapping;
mutex_unlock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 3b11ab0..9a48e1a 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -57,7 +57,7 @@
if (eb == NULL) {
int size = args->buffer_count;
int count = PAGE_SIZE / sizeof(struct hlist_head) / 2;
- BUILD_BUG_ON(!is_power_of_2(PAGE_SIZE / sizeof(struct hlist_head)));
+ BUILD_BUG_ON_NOT_POWER_OF_2(PAGE_SIZE / sizeof(struct hlist_head));
while (count > 2*size)
count >>= 1;
eb = kzalloc(count*sizeof(struct hlist_head) +
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 32a3693..1ce45a0 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -45,6 +45,9 @@
struct intel_crt {
struct intel_encoder base;
+ /* DPMS state is stored in the connector, which we need in the
+ * encoder's enable/disable callbacks */
+ struct intel_connector *connector;
bool force_hotplug_required;
u32 adpa_reg;
};
@@ -81,29 +84,6 @@
return true;
}
-static void intel_disable_crt(struct intel_encoder *encoder)
-{
- struct drm_i915_private *dev_priv = encoder->base.dev->dev_private;
- struct intel_crt *crt = intel_encoder_to_crt(encoder);
- u32 temp;
-
- temp = I915_READ(crt->adpa_reg);
- temp |= ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE;
- temp &= ~ADPA_DAC_ENABLE;
- I915_WRITE(crt->adpa_reg, temp);
-}
-
-static void intel_enable_crt(struct intel_encoder *encoder)
-{
- struct drm_i915_private *dev_priv = encoder->base.dev->dev_private;
- struct intel_crt *crt = intel_encoder_to_crt(encoder);
- u32 temp;
-
- temp = I915_READ(crt->adpa_reg);
- temp |= ADPA_DAC_ENABLE;
- I915_WRITE(crt->adpa_reg, temp);
-}
-
/* Note: The caller is required to filter out dpms modes not supported by the
* platform. */
static void intel_crt_set_dpms(struct intel_encoder *encoder, int mode)
@@ -135,6 +115,19 @@
I915_WRITE(crt->adpa_reg, temp);
}
+static void intel_disable_crt(struct intel_encoder *encoder)
+{
+ intel_crt_set_dpms(encoder, DRM_MODE_DPMS_OFF);
+}
+
+static void intel_enable_crt(struct intel_encoder *encoder)
+{
+ struct intel_crt *crt = intel_encoder_to_crt(encoder);
+
+ intel_crt_set_dpms(encoder, crt->connector->base.dpms);
+}
+
+
static void intel_crt_dpms(struct drm_connector *connector, int mode)
{
struct drm_device *dev = connector->dev;
@@ -746,6 +739,7 @@
}
connector = &intel_connector->base;
+ crt->connector = intel_connector;
drm_connector_init(dev, &intel_connector->base,
&intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA);
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index d7d4afe..8fc93f9 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -2559,12 +2559,15 @@
{
struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
struct intel_dp *intel_dp = &intel_dig_port->dp;
+ struct drm_device *dev = intel_dp_to_dev(intel_dp);
i2c_del_adapter(&intel_dp->adapter);
drm_encoder_cleanup(encoder);
if (is_edp(intel_dp)) {
cancel_delayed_work_sync(&intel_dp->panel_vdd_work);
+ mutex_lock(&dev->mode_config.mutex);
ironlake_panel_vdd_off_sync(intel_dp);
+ mutex_unlock(&dev->mode_config.mutex);
}
kfree(intel_dig_port);
}
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
index fe22bb7..78d8e919 100644
--- a/drivers/gpu/drm/mgag200/mgag200_mode.c
+++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
@@ -751,8 +751,6 @@
int i;
unsigned char misc = 0;
unsigned char ext_vga[6];
- unsigned char ext_vga_index24;
- unsigned char dac_index90 = 0;
u8 bppshift;
static unsigned char dacvalue[] = {
@@ -803,7 +801,6 @@
option2 = 0x0000b000;
break;
case G200_ER:
- dac_index90 = 0;
break;
}
@@ -852,10 +849,8 @@
WREG_DAC(i, dacvalue[i]);
}
- if (mdev->type == G200_ER) {
- WREG_DAC(0x90, dac_index90);
- }
-
+ if (mdev->type == G200_ER)
+ WREG_DAC(0x90, 0);
if (option)
pci_write_config_dword(dev->pdev, PCI_MGA_OPTION, option);
@@ -952,8 +947,6 @@
if (mdev->type == G200_WB)
ext_vga[1] |= 0x88;
- ext_vga_index24 = 0x05;
-
/* Set pixel clocks */
misc = 0x2d;
WREG8(MGA_MISC_OUT, misc);
@@ -965,7 +958,7 @@
}
if (mdev->type == G200_ER)
- WREG_ECRT(24, ext_vga_index24);
+ WREG_ECRT(0x24, 0x5);
if (mdev->type == G200_EV) {
WREG_ECRT(6, 0);
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
index e816f06..0e2c1a4 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
@@ -248,6 +248,22 @@
}
}
+static void
+nouveau_bios_shadow_platform(struct nouveau_bios *bios)
+{
+ struct pci_dev *pdev = nv_device(bios)->pdev;
+ size_t size;
+
+ void __iomem *rom = pci_platform_rom(pdev, &size);
+ if (rom && size) {
+ bios->data = kmalloc(size, GFP_KERNEL);
+ if (bios->data) {
+ memcpy_fromio(bios->data, rom, size);
+ bios->size = size;
+ }
+ }
+}
+
static int
nouveau_bios_score(struct nouveau_bios *bios, const bool writeable)
{
@@ -288,6 +304,7 @@
{ "PROM", nouveau_bios_shadow_prom, false, 0, 0, NULL },
{ "ACPI", nouveau_bios_shadow_acpi, true, 0, 0, NULL },
{ "PCIROM", nouveau_bios_shadow_pci, true, 0, 0, NULL },
+ { "PLATFORM", nouveau_bios_shadow_platform, true, 0, 0, NULL },
{}
};
struct methods *mthd, *best;
diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.c b/drivers/gpu/drm/nouveau/nouveau_abi16.c
index 3b6dc88..5eb3e0d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_abi16.c
+++ b/drivers/gpu/drm/nouveau/nouveau_abi16.c
@@ -391,7 +391,7 @@
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_device *device = nv_device(drm->device);
struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev);
- struct nouveau_abi16_chan *chan, *temp;
+ struct nouveau_abi16_chan *chan = NULL, *temp;
struct nouveau_abi16_ntfy *ntfy;
struct nouveau_object *object;
struct nv_dma_class args = {};
@@ -404,10 +404,11 @@
if (unlikely(nv_device(abi16->device)->card_type >= NV_C0))
return nouveau_abi16_put(abi16, -EINVAL);
- list_for_each_entry_safe(chan, temp, &abi16->channels, head) {
- if (chan->chan->handle == (NVDRM_CHAN | info->channel))
+ list_for_each_entry(temp, &abi16->channels, head) {
+ if (temp->chan->handle == (NVDRM_CHAN | info->channel)) {
+ chan = temp;
break;
- chan = NULL;
+ }
}
if (!chan)
@@ -459,17 +460,18 @@
{
struct drm_nouveau_gpuobj_free *fini = data;
struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev);
- struct nouveau_abi16_chan *chan, *temp;
+ struct nouveau_abi16_chan *chan = NULL, *temp;
struct nouveau_abi16_ntfy *ntfy;
int ret;
if (unlikely(!abi16))
return -ENOMEM;
- list_for_each_entry_safe(chan, temp, &abi16->channels, head) {
- if (chan->chan->handle == (NVDRM_CHAN | fini->channel))
+ list_for_each_entry(temp, &abi16->channels, head) {
+ if (temp->chan->handle == (NVDRM_CHAN | fini->channel)) {
+ chan = temp;
break;
- chan = NULL;
+ }
}
if (!chan)
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
index d109936..c95decf 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -72,11 +72,25 @@
static struct drm_driver driver;
static int
+nouveau_drm_vblank_handler(struct nouveau_eventh *event, int head)
+{
+ struct nouveau_drm *drm =
+ container_of(event, struct nouveau_drm, vblank[head]);
+ drm_handle_vblank(drm->dev, head);
+ return NVKM_EVENT_KEEP;
+}
+
+static int
nouveau_drm_vblank_enable(struct drm_device *dev, int head)
{
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_disp *pdisp = nouveau_disp(drm->device);
- nouveau_event_get(pdisp->vblank, head, &drm->vblank);
+
+ if (WARN_ON_ONCE(head > ARRAY_SIZE(drm->vblank)))
+ return -EIO;
+ WARN_ON_ONCE(drm->vblank[head].func);
+ drm->vblank[head].func = nouveau_drm_vblank_handler;
+ nouveau_event_get(pdisp->vblank, head, &drm->vblank[head]);
return 0;
}
@@ -85,16 +99,11 @@
{
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_disp *pdisp = nouveau_disp(drm->device);
- nouveau_event_put(pdisp->vblank, head, &drm->vblank);
-}
-
-static int
-nouveau_drm_vblank_handler(struct nouveau_eventh *event, int head)
-{
- struct nouveau_drm *drm =
- container_of(event, struct nouveau_drm, vblank);
- drm_handle_vblank(drm->dev, head);
- return NVKM_EVENT_KEEP;
+ if (drm->vblank[head].func)
+ nouveau_event_put(pdisp->vblank, head, &drm->vblank[head]);
+ else
+ WARN_ON_ONCE(1);
+ drm->vblank[head].func = NULL;
}
static u64
@@ -292,7 +301,6 @@
dev->dev_private = drm;
drm->dev = dev;
- drm->vblank.func = nouveau_drm_vblank_handler;
INIT_LIST_HEAD(&drm->clients);
spin_lock_init(&drm->tile.lock);
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.h b/drivers/gpu/drm/nouveau/nouveau_drm.h
index b25df37..9c39baf 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.h
@@ -113,7 +113,7 @@
struct nvbios vbios;
struct nouveau_display *display;
struct backlight_device *backlight;
- struct nouveau_eventh vblank;
+ struct nouveau_eventh vblank[4];
/* power management */
struct nouveau_pm *pm;
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 7f0e6c3..1ddc03e 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -479,7 +479,7 @@
{
struct nv50_display_flip *flip = data;
if (nouveau_bo_rd32(flip->disp->sync, flip->chan->addr / 4) ==
- flip->chan->data);
+ flip->chan->data)
return true;
usleep_range(1, 2);
return false;
diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c
index b801591..fa3c56f 100644
--- a/drivers/gpu/drm/radeon/radeon_bios.c
+++ b/drivers/gpu/drm/radeon/radeon_bios.c
@@ -99,6 +99,29 @@
return true;
}
+static bool radeon_read_platform_bios(struct radeon_device *rdev)
+{
+ uint8_t __iomem *bios;
+ size_t size;
+
+ rdev->bios = NULL;
+
+ bios = pci_platform_rom(rdev->pdev, &size);
+ if (!bios) {
+ return false;
+ }
+
+ if (size == 0 || bios[0] != 0x55 || bios[1] != 0xaa) {
+ return false;
+ }
+ rdev->bios = kmemdup(bios, size, GFP_KERNEL);
+ if (rdev->bios == NULL) {
+ return false;
+ }
+
+ return true;
+}
+
#ifdef CONFIG_ACPI
/* ATRM is used to get the BIOS on the discrete cards in
* dual-gpu systems.
@@ -620,6 +643,9 @@
if (r == false) {
r = radeon_read_disabled_bios(rdev);
}
+ if (r == false) {
+ r = radeon_read_platform_bios(rdev);
+ }
if (r == false || rdev->bios == NULL) {
DRM_ERROR("Unable to locate a BIOS ROM\n");
rdev->bios = NULL;
diff --git a/drivers/gpu/drm/udl/udl_connector.c b/drivers/gpu/drm/udl/udl_connector.c
index fe5cdbcf..b44d548 100644
--- a/drivers/gpu/drm/udl/udl_connector.c
+++ b/drivers/gpu/drm/udl/udl_connector.c
@@ -61,6 +61,10 @@
int ret;
edid = (struct edid *)udl_get_edid(udl);
+ if (!edid) {
+ drm_mode_connector_update_edid_property(connector, NULL);
+ return 0;
+ }
/*
* We only read the main block, but if the monitor reports extension
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 512b01c..aa341d1 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -2077,7 +2077,6 @@
{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) },
- { HID_USB_DEVICE(USB_VENDOR_ID_MASTERKIT, USB_DEVICE_ID_MASTERKIT_MA901RADIO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
@@ -2244,6 +2243,18 @@
hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST))
return true;
break;
+ case USB_VENDOR_ID_ATMEL_V_USB:
+ /* Masterkit MA901 usb radio based on Atmel tiny85 chip and
+ * it has the same USB ID as many Atmel V-USB devices. This
+ * usb radio is handled by radio-ma901.c driver so we want
+ * ignore the hid. Check the name, bus, product and ignore
+ * if we have MA901 usb radio.
+ */
+ if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB &&
+ hdev->bus == BUS_USB &&
+ strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0)
+ return true;
+ break;
}
if (hdev->type == HID_TYPE_USBMOUSE &&
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index c438877..5309fd5 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -158,6 +158,8 @@
#define USB_VENDOR_ID_ATMEL 0x03eb
#define USB_DEVICE_ID_ATMEL_MULTITOUCH 0x211c
#define USB_DEVICE_ID_ATMEL_MXT_DIGITIZER 0x2118
+#define USB_VENDOR_ID_ATMEL_V_USB 0x16c0
+#define USB_DEVICE_ID_ATMEL_V_USB 0x05df
#define USB_VENDOR_ID_AUREAL 0x0755
#define USB_DEVICE_ID_AUREAL_W01RN 0x2626
@@ -557,9 +559,6 @@
#define USB_VENDOR_ID_MADCATZ 0x0738
#define USB_DEVICE_ID_MADCATZ_BEATPAD 0x4540
-#define USB_VENDOR_ID_MASTERKIT 0x16c0
-#define USB_DEVICE_ID_MASTERKIT_MA901RADIO 0x05df
-
#define USB_VENDOR_ID_MCC 0x09db
#define USB_DEVICE_ID_MCC_PMD1024LS 0x0076
#define USB_DEVICE_ID_MCC_PMD1208LS 0x007a
diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c
index f7f113b..a8ce442 100644
--- a/drivers/hid/hid-magicmouse.c
+++ b/drivers/hid/hid-magicmouse.c
@@ -462,6 +462,21 @@
return 0;
}
+static void magicmouse_input_configured(struct hid_device *hdev,
+ struct hid_input *hi)
+
+{
+ struct magicmouse_sc *msc = hid_get_drvdata(hdev);
+
+ int ret = magicmouse_setup_input(msc->input, hdev);
+ if (ret) {
+ hid_err(hdev, "magicmouse setup input failed (%d)\n", ret);
+ /* clean msc->input to notify probe() of the failure */
+ msc->input = NULL;
+ }
+}
+
+
static int magicmouse_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
@@ -493,15 +508,10 @@
goto err_free;
}
- /* We do this after hid-input is done parsing reports so that
- * hid-input uses the most natural button and axis IDs.
- */
- if (msc->input) {
- ret = magicmouse_setup_input(msc->input, hdev);
- if (ret) {
- hid_err(hdev, "magicmouse setup input failed (%d)\n", ret);
- goto err_stop_hw;
- }
+ if (!msc->input) {
+ hid_err(hdev, "magicmouse input not registered\n");
+ ret = -ENOMEM;
+ goto err_stop_hw;
}
if (id->product == USB_DEVICE_ID_APPLE_MAGICMOUSE)
@@ -568,6 +578,7 @@
.remove = magicmouse_remove,
.raw_event = magicmouse_raw_event,
.input_mapping = magicmouse_input_mapping,
+ .input_configured = magicmouse_input_configured,
};
module_hid_driver(magicmouse_driver);
diff --git a/drivers/hwspinlock/hwspinlock_core.c b/drivers/hwspinlock/hwspinlock_core.c
index db713c0..461a0d7 100644
--- a/drivers/hwspinlock/hwspinlock_core.c
+++ b/drivers/hwspinlock/hwspinlock_core.c
@@ -416,6 +416,8 @@
ret = pm_runtime_get_sync(dev);
if (ret < 0) {
dev_err(dev, "%s: can't power on device\n", __func__);
+ pm_runtime_put_noidle(dev);
+ module_put(dev->driver->owner);
return ret;
}
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 0ceb6e1..e3085c4 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -182,7 +182,6 @@
adap->algo = &i2c_dw_algo;
adap->dev.parent = &pdev->dev;
adap->dev.of_node = pdev->dev.of_node;
- ACPI_HANDLE_SET(&adap->dev, ACPI_HANDLE(&pdev->dev));
r = i2c_add_numbered_adapter(adap);
if (r) {
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index 5d66750..1a38dd7 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -465,6 +465,7 @@
ICPU(0x3c, idle_cpu_hsw),
ICPU(0x3f, idle_cpu_hsw),
ICPU(0x45, idle_cpu_hsw),
+ ICPU(0x46, idle_cpu_hsw),
{}
};
MODULE_DEVICE_TABLE(x86cpu, intel_idle_ids);
diff --git a/drivers/infiniband/hw/qib/qib_sd7220.c b/drivers/infiniband/hw/qib/qib_sd7220.c
index 08a6c6d..911205d 100644
--- a/drivers/infiniband/hw/qib/qib_sd7220.c
+++ b/drivers/infiniband/hw/qib/qib_sd7220.c
@@ -44,7 +44,7 @@
#include "qib.h"
#include "qib_7220.h"
-#define SD7220_FW_NAME "intel/sd7220.fw"
+#define SD7220_FW_NAME "qlogic/sd7220.fw"
MODULE_FIRMWARE(SD7220_FW_NAME);
/*
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 1daa979..0bfd8cf 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -359,7 +359,7 @@
case 0x802: /* Intuos4 General Pen */
case 0x804: /* Intuos4 Marker Pen */
case 0x40802: /* Intuos4 Classic Pen */
- case 0x18803: /* DTH2242 Grip Pen */
+ case 0x18802: /* DTH2242 Grip Pen */
case 0x022:
wacom->tool[idx] = BTN_TOOL_PEN;
break;
@@ -1912,7 +1912,7 @@
{ "Wacom Intuos4 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 2047,
63, INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
static const struct wacom_features wacom_features_0xBC =
- { "Wacom Intuos4 WL", WACOM_PKGLEN_INTUOS, 40840, 25400, 2047,
+ { "Wacom Intuos4 WL", WACOM_PKGLEN_INTUOS, 40640, 25400, 2047,
63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
static const struct wacom_features wacom_features_0x26 =
{ "Wacom Intuos5 touch S", WACOM_PKGLEN_INTUOS, 31496, 19685, 2047,
@@ -2144,7 +2144,7 @@
{ USB_DEVICE_WACOM(0x44) },
{ USB_DEVICE_WACOM(0x45) },
{ USB_DEVICE_WACOM(0x59) },
- { USB_DEVICE_WACOM(0x5D) },
+ { USB_DEVICE_DETAILED(0x5D, USB_CLASS_HID, 0, 0) },
{ USB_DEVICE_WACOM(0xB0) },
{ USB_DEVICE_WACOM(0xB1) },
{ USB_DEVICE_WACOM(0xB2) },
@@ -2209,7 +2209,7 @@
{ USB_DEVICE_WACOM(0x47) },
{ USB_DEVICE_WACOM(0xF4) },
{ USB_DEVICE_WACOM(0xF8) },
- { USB_DEVICE_WACOM(0xF6) },
+ { USB_DEVICE_DETAILED(0xF6, USB_CLASS_HID, 0, 0) },
{ USB_DEVICE_WACOM(0xFA) },
{ USB_DEVICE_LENOVO(0x6004) },
{ }
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index a7f6b04..1d84be1 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -46,6 +46,7 @@
#include "amd_iommu_proto.h"
#include "amd_iommu_types.h"
#include "irq_remapping.h"
+#include "pci.h"
#define CMD_SET_TYPE(cmd, t) ((cmd)->data[1] |= ((t) << 28))
@@ -263,12 +264,6 @@
return true;
}
-static void swap_pci_ref(struct pci_dev **from, struct pci_dev *to)
-{
- pci_dev_put(*from);
- *from = to;
-}
-
static struct pci_bus *find_hosted_bus(struct pci_bus *bus)
{
while (!bus->self) {
@@ -701,9 +696,6 @@
static void iommu_poll_events(struct amd_iommu *iommu)
{
u32 head, tail;
- unsigned long flags;
-
- spin_lock_irqsave(&iommu->lock, flags);
head = readl(iommu->mmio_base + MMIO_EVT_HEAD_OFFSET);
tail = readl(iommu->mmio_base + MMIO_EVT_TAIL_OFFSET);
@@ -714,8 +706,6 @@
}
writel(head, iommu->mmio_base + MMIO_EVT_HEAD_OFFSET);
-
- spin_unlock_irqrestore(&iommu->lock, flags);
}
static void iommu_handle_ppr_entry(struct amd_iommu *iommu, u64 *raw)
@@ -740,17 +730,11 @@
static void iommu_poll_ppr_log(struct amd_iommu *iommu)
{
- unsigned long flags;
u32 head, tail;
if (iommu->ppr_log == NULL)
return;
- /* enable ppr interrupts again */
- writel(MMIO_STATUS_PPR_INT_MASK, iommu->mmio_base + MMIO_STATUS_OFFSET);
-
- spin_lock_irqsave(&iommu->lock, flags);
-
head = readl(iommu->mmio_base + MMIO_PPR_HEAD_OFFSET);
tail = readl(iommu->mmio_base + MMIO_PPR_TAIL_OFFSET);
@@ -786,34 +770,50 @@
head = (head + PPR_ENTRY_SIZE) % PPR_LOG_SIZE;
writel(head, iommu->mmio_base + MMIO_PPR_HEAD_OFFSET);
- /*
- * Release iommu->lock because ppr-handling might need to
- * re-acquire it
- */
- spin_unlock_irqrestore(&iommu->lock, flags);
-
/* Handle PPR entry */
iommu_handle_ppr_entry(iommu, entry);
- spin_lock_irqsave(&iommu->lock, flags);
-
/* Refresh ring-buffer information */
head = readl(iommu->mmio_base + MMIO_PPR_HEAD_OFFSET);
tail = readl(iommu->mmio_base + MMIO_PPR_TAIL_OFFSET);
}
-
- spin_unlock_irqrestore(&iommu->lock, flags);
}
irqreturn_t amd_iommu_int_thread(int irq, void *data)
{
- struct amd_iommu *iommu;
+ struct amd_iommu *iommu = (struct amd_iommu *) data;
+ u32 status = readl(iommu->mmio_base + MMIO_STATUS_OFFSET);
- for_each_iommu(iommu) {
- iommu_poll_events(iommu);
- iommu_poll_ppr_log(iommu);
+ while (status & (MMIO_STATUS_EVT_INT_MASK | MMIO_STATUS_PPR_INT_MASK)) {
+ /* Enable EVT and PPR interrupts again */
+ writel((MMIO_STATUS_EVT_INT_MASK | MMIO_STATUS_PPR_INT_MASK),
+ iommu->mmio_base + MMIO_STATUS_OFFSET);
+
+ if (status & MMIO_STATUS_EVT_INT_MASK) {
+ pr_devel("AMD-Vi: Processing IOMMU Event Log\n");
+ iommu_poll_events(iommu);
+ }
+
+ if (status & MMIO_STATUS_PPR_INT_MASK) {
+ pr_devel("AMD-Vi: Processing IOMMU PPR Log\n");
+ iommu_poll_ppr_log(iommu);
+ }
+
+ /*
+ * Hardware bug: ERBT1312
+ * When re-enabling interrupt (by writing 1
+ * to clear the bit), the hardware might also try to set
+ * the interrupt bit in the event status register.
+ * In this scenario, the bit will be set, and disable
+ * subsequent interrupts.
+ *
+ * Workaround: The IOMMU driver should read back the
+ * status register and check if the interrupt bits are cleared.
+ * If not, driver will need to go through the interrupt handler
+ * again and re-clear the bits
+ */
+ status = readl(iommu->mmio_base + MMIO_STATUS_OFFSET);
}
-
return IRQ_HANDLED;
}
@@ -2839,24 +2839,6 @@
}
/*
- * This is a special map_sg function which is used if we should map a
- * device which is not handled by an AMD IOMMU in the system.
- */
-static int map_sg_no_iommu(struct device *dev, struct scatterlist *sglist,
- int nelems, int dir)
-{
- struct scatterlist *s;
- int i;
-
- for_each_sg(sglist, s, nelems, i) {
- s->dma_address = (dma_addr_t)sg_phys(s);
- s->dma_length = s->length;
- }
-
- return nelems;
-}
-
-/*
* The exported map_sg function for dma_ops (handles scatter-gather
* lists).
*/
@@ -2875,9 +2857,7 @@
INC_STATS_COUNTER(cnt_map_sg);
domain = get_domain(dev);
- if (PTR_ERR(domain) == -EINVAL)
- return map_sg_no_iommu(dev, sglist, nelems, dir);
- else if (IS_ERR(domain))
+ if (IS_ERR(domain))
return 0;
dma_mask = *dev->dma_mask;
@@ -3947,6 +3927,9 @@
if (!table)
goto out;
+ /* Initialize table spin-lock */
+ spin_lock_init(&table->lock);
+
if (ioapic)
/* Keep the first 32 indexes free for IOAPIC interrupts */
table->min_index = 32;
@@ -4007,7 +3990,7 @@
c = 0;
if (c == count) {
- struct irq_2_iommu *irte_info;
+ struct irq_2_irte *irte_info;
for (; c != 0; --c)
table->table[index - c + 1] = IRTE_ALLOCATED;
@@ -4015,9 +3998,9 @@
index -= count - 1;
cfg->remapped = 1;
- irte_info = &cfg->irq_2_iommu;
- irte_info->sub_handle = devid;
- irte_info->irte_index = index;
+ irte_info = &cfg->irq_2_irte;
+ irte_info->devid = devid;
+ irte_info->index = index;
goto out;
}
@@ -4098,7 +4081,7 @@
struct io_apic_irq_attr *attr)
{
struct irq_remap_table *table;
- struct irq_2_iommu *irte_info;
+ struct irq_2_irte *irte_info;
struct irq_cfg *cfg;
union irte irte;
int ioapic_id;
@@ -4110,7 +4093,7 @@
if (!cfg)
return -EINVAL;
- irte_info = &cfg->irq_2_iommu;
+ irte_info = &cfg->irq_2_irte;
ioapic_id = mpc_ioapic_id(attr->ioapic);
devid = get_ioapic_devid(ioapic_id);
@@ -4125,8 +4108,8 @@
/* Setup IRQ remapping info */
cfg->remapped = 1;
- irte_info->sub_handle = devid;
- irte_info->irte_index = index;
+ irte_info->devid = devid;
+ irte_info->index = index;
/* Setup IRTE for IOMMU */
irte.val = 0;
@@ -4160,7 +4143,7 @@
static int set_affinity(struct irq_data *data, const struct cpumask *mask,
bool force)
{
- struct irq_2_iommu *irte_info;
+ struct irq_2_irte *irte_info;
unsigned int dest, irq;
struct irq_cfg *cfg;
union irte irte;
@@ -4171,12 +4154,12 @@
cfg = data->chip_data;
irq = data->irq;
- irte_info = &cfg->irq_2_iommu;
+ irte_info = &cfg->irq_2_irte;
if (!cpumask_intersects(mask, cpu_online_mask))
return -EINVAL;
- if (get_irte(irte_info->sub_handle, irte_info->irte_index, &irte))
+ if (get_irte(irte_info->devid, irte_info->index, &irte))
return -EBUSY;
if (assign_irq_vector(irq, cfg, mask))
@@ -4192,7 +4175,7 @@
irte.fields.vector = cfg->vector;
irte.fields.destination = dest;
- modify_irte(irte_info->sub_handle, irte_info->irte_index, irte);
+ modify_irte(irte_info->devid, irte_info->index, irte);
if (cfg->move_in_progress)
send_cleanup_vector(cfg);
@@ -4204,16 +4187,16 @@
static int free_irq(int irq)
{
- struct irq_2_iommu *irte_info;
+ struct irq_2_irte *irte_info;
struct irq_cfg *cfg;
cfg = irq_get_chip_data(irq);
if (!cfg)
return -EINVAL;
- irte_info = &cfg->irq_2_iommu;
+ irte_info = &cfg->irq_2_irte;
- free_irte(irte_info->sub_handle, irte_info->irte_index);
+ free_irte(irte_info->devid, irte_info->index);
return 0;
}
@@ -4222,7 +4205,7 @@
unsigned int irq, unsigned int dest,
struct msi_msg *msg, u8 hpet_id)
{
- struct irq_2_iommu *irte_info;
+ struct irq_2_irte *irte_info;
struct irq_cfg *cfg;
union irte irte;
@@ -4230,7 +4213,7 @@
if (!cfg)
return;
- irte_info = &cfg->irq_2_iommu;
+ irte_info = &cfg->irq_2_irte;
irte.val = 0;
irte.fields.vector = cfg->vector;
@@ -4239,11 +4222,11 @@
irte.fields.dm = apic->irq_dest_mode;
irte.fields.valid = 1;
- modify_irte(irte_info->sub_handle, irte_info->irte_index, irte);
+ modify_irte(irte_info->devid, irte_info->index, irte);
msg->address_hi = MSI_ADDR_BASE_HI;
msg->address_lo = MSI_ADDR_BASE_LO;
- msg->data = irte_info->irte_index;
+ msg->data = irte_info->index;
}
static int msi_alloc_irq(struct pci_dev *pdev, int irq, int nvec)
@@ -4268,7 +4251,7 @@
static int msi_setup_irq(struct pci_dev *pdev, unsigned int irq,
int index, int offset)
{
- struct irq_2_iommu *irte_info;
+ struct irq_2_irte *irte_info;
struct irq_cfg *cfg;
u16 devid;
@@ -4283,18 +4266,18 @@
return 0;
devid = get_device_id(&pdev->dev);
- irte_info = &cfg->irq_2_iommu;
+ irte_info = &cfg->irq_2_irte;
cfg->remapped = 1;
- irte_info->sub_handle = devid;
- irte_info->irte_index = index + offset;
+ irte_info->devid = devid;
+ irte_info->index = index + offset;
return 0;
}
static int setup_hpet_msi(unsigned int irq, unsigned int id)
{
- struct irq_2_iommu *irte_info;
+ struct irq_2_irte *irte_info;
struct irq_cfg *cfg;
int index, devid;
@@ -4302,7 +4285,7 @@
if (!cfg)
return -EINVAL;
- irte_info = &cfg->irq_2_iommu;
+ irte_info = &cfg->irq_2_irte;
devid = get_hpet_devid(id);
if (devid < 0)
return devid;
@@ -4312,8 +4295,8 @@
return index;
cfg->remapped = 1;
- irte_info->sub_handle = devid;
- irte_info->irte_index = index;
+ irte_info->devid = devid;
+ irte_info->index = index;
return 0;
}
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index e3c2d74..9d23552 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -213,6 +213,14 @@
IOMMU_INIT_ERROR,
};
+/* Early ioapic and hpet maps from kernel command line */
+#define EARLY_MAP_SIZE 4
+static struct devid_map __initdata early_ioapic_map[EARLY_MAP_SIZE];
+static struct devid_map __initdata early_hpet_map[EARLY_MAP_SIZE];
+static int __initdata early_ioapic_map_size;
+static int __initdata early_hpet_map_size;
+static bool __initdata cmdline_maps;
+
static enum iommu_init_state init_state = IOMMU_START_STATE;
static int amd_iommu_enable_interrupts(void);
@@ -703,31 +711,66 @@
set_iommu_for_device(iommu, devid);
}
-static int add_special_device(u8 type, u8 id, u16 devid)
+static int __init add_special_device(u8 type, u8 id, u16 devid, bool cmd_line)
{
struct devid_map *entry;
struct list_head *list;
- if (type != IVHD_SPECIAL_IOAPIC && type != IVHD_SPECIAL_HPET)
+ if (type == IVHD_SPECIAL_IOAPIC)
+ list = &ioapic_map;
+ else if (type == IVHD_SPECIAL_HPET)
+ list = &hpet_map;
+ else
return -EINVAL;
+ list_for_each_entry(entry, list, list) {
+ if (!(entry->id == id && entry->cmd_line))
+ continue;
+
+ pr_info("AMD-Vi: Command-line override present for %s id %d - ignoring\n",
+ type == IVHD_SPECIAL_IOAPIC ? "IOAPIC" : "HPET", id);
+
+ return 0;
+ }
+
entry = kzalloc(sizeof(*entry), GFP_KERNEL);
if (!entry)
return -ENOMEM;
- entry->id = id;
- entry->devid = devid;
-
- if (type == IVHD_SPECIAL_IOAPIC)
- list = &ioapic_map;
- else
- list = &hpet_map;
+ entry->id = id;
+ entry->devid = devid;
+ entry->cmd_line = cmd_line;
list_add_tail(&entry->list, list);
return 0;
}
+static int __init add_early_maps(void)
+{
+ int i, ret;
+
+ for (i = 0; i < early_ioapic_map_size; ++i) {
+ ret = add_special_device(IVHD_SPECIAL_IOAPIC,
+ early_ioapic_map[i].id,
+ early_ioapic_map[i].devid,
+ early_ioapic_map[i].cmd_line);
+ if (ret)
+ return ret;
+ }
+
+ for (i = 0; i < early_hpet_map_size; ++i) {
+ ret = add_special_device(IVHD_SPECIAL_HPET,
+ early_hpet_map[i].id,
+ early_hpet_map[i].devid,
+ early_hpet_map[i].cmd_line);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
/*
* Reads the device exclusion range from ACPI and initializes the IOMMU with
* it
@@ -764,6 +807,12 @@
u32 dev_i, ext_flags = 0;
bool alias = false;
struct ivhd_entry *e;
+ int ret;
+
+
+ ret = add_early_maps();
+ if (ret)
+ return ret;
/*
* First save the recommended feature enable bits from ACPI
@@ -929,7 +978,7 @@
PCI_FUNC(devid));
set_dev_entry_from_acpi(iommu, devid, e->flags, 0);
- ret = add_special_device(type, handle, devid);
+ ret = add_special_device(type, handle, devid, false);
if (ret)
return ret;
break;
@@ -1275,7 +1324,7 @@
amd_iommu_int_handler,
amd_iommu_int_thread,
0, "AMD-Vi",
- iommu->dev);
+ iommu);
if (r) {
pci_disable_msi(iommu->dev);
@@ -1638,18 +1687,28 @@
static bool __init check_ioapic_information(void)
{
+ const char *fw_bug = FW_BUG;
bool ret, has_sb_ioapic;
int idx;
has_sb_ioapic = false;
ret = false;
+ /*
+ * If we have map overrides on the kernel command line the
+ * messages in this function might not describe firmware bugs
+ * anymore - so be careful
+ */
+ if (cmdline_maps)
+ fw_bug = "";
+
for (idx = 0; idx < nr_ioapics; idx++) {
int devid, id = mpc_ioapic_id(idx);
devid = get_ioapic_devid(id);
if (devid < 0) {
- pr_err(FW_BUG "AMD-Vi: IOAPIC[%d] not in IVRS table\n", id);
+ pr_err("%sAMD-Vi: IOAPIC[%d] not in IVRS table\n",
+ fw_bug, id);
ret = false;
} else if (devid == IOAPIC_SB_DEVID) {
has_sb_ioapic = true;
@@ -1666,11 +1725,11 @@
* when the BIOS is buggy and provides us the wrong
* device id for the IOAPIC in the system.
*/
- pr_err(FW_BUG "AMD-Vi: No southbridge IOAPIC found in IVRS table\n");
+ pr_err("%sAMD-Vi: No southbridge IOAPIC found\n", fw_bug);
}
if (!ret)
- pr_err("AMD-Vi: Disabling interrupt remapping due to BIOS Bug(s)\n");
+ pr_err("AMD-Vi: Disabling interrupt remapping\n");
return ret;
}
@@ -1801,6 +1860,7 @@
* Interrupt remapping enabled, create kmem_cache for the
* remapping tables.
*/
+ ret = -ENOMEM;
amd_iommu_irq_cache = kmem_cache_create("irq_remap_cache",
MAX_IRQS_PER_TABLE * sizeof(u32),
IRQ_TABLE_ALIGNMENT,
@@ -2097,8 +2157,70 @@
return 1;
}
-__setup("amd_iommu_dump", parse_amd_iommu_dump);
-__setup("amd_iommu=", parse_amd_iommu_options);
+static int __init parse_ivrs_ioapic(char *str)
+{
+ unsigned int bus, dev, fn;
+ int ret, id, i;
+ u16 devid;
+
+ ret = sscanf(str, "[%d]=%x:%x.%x", &id, &bus, &dev, &fn);
+
+ if (ret != 4) {
+ pr_err("AMD-Vi: Invalid command line: ivrs_ioapic%s\n", str);
+ return 1;
+ }
+
+ if (early_ioapic_map_size == EARLY_MAP_SIZE) {
+ pr_err("AMD-Vi: Early IOAPIC map overflow - ignoring ivrs_ioapic%s\n",
+ str);
+ return 1;
+ }
+
+ devid = ((bus & 0xff) << 8) | ((dev & 0x1f) << 3) | (fn & 0x7);
+
+ cmdline_maps = true;
+ i = early_ioapic_map_size++;
+ early_ioapic_map[i].id = id;
+ early_ioapic_map[i].devid = devid;
+ early_ioapic_map[i].cmd_line = true;
+
+ return 1;
+}
+
+static int __init parse_ivrs_hpet(char *str)
+{
+ unsigned int bus, dev, fn;
+ int ret, id, i;
+ u16 devid;
+
+ ret = sscanf(str, "[%d]=%x:%x.%x", &id, &bus, &dev, &fn);
+
+ if (ret != 4) {
+ pr_err("AMD-Vi: Invalid command line: ivrs_hpet%s\n", str);
+ return 1;
+ }
+
+ if (early_hpet_map_size == EARLY_MAP_SIZE) {
+ pr_err("AMD-Vi: Early HPET map overflow - ignoring ivrs_hpet%s\n",
+ str);
+ return 1;
+ }
+
+ devid = ((bus & 0xff) << 8) | ((dev & 0x1f) << 3) | (fn & 0x7);
+
+ cmdline_maps = true;
+ i = early_hpet_map_size++;
+ early_hpet_map[i].id = id;
+ early_hpet_map[i].devid = devid;
+ early_hpet_map[i].cmd_line = true;
+
+ return 1;
+}
+
+__setup("amd_iommu_dump", parse_amd_iommu_dump);
+__setup("amd_iommu=", parse_amd_iommu_options);
+__setup("ivrs_ioapic", parse_ivrs_ioapic);
+__setup("ivrs_hpet", parse_ivrs_hpet);
IOMMU_INIT_FINISH(amd_iommu_detect,
gart_iommu_hole_init,
diff --git a/drivers/iommu/amd_iommu_types.h b/drivers/iommu/amd_iommu_types.h
index e38ab43..b81153f 100644
--- a/drivers/iommu/amd_iommu_types.h
+++ b/drivers/iommu/amd_iommu_types.h
@@ -99,6 +99,7 @@
#define PASID_MASK 0x000fffff
/* MMIO status bits */
+#define MMIO_STATUS_EVT_INT_MASK (1 << 1)
#define MMIO_STATUS_COM_WAIT_INT_MASK (1 << 2)
#define MMIO_STATUS_PPR_INT_MASK (1 << 6)
@@ -591,6 +592,7 @@
struct list_head list;
u8 id;
u16 devid;
+ bool cmd_line;
};
/* Map HPET and IOAPIC ids to the devid used by the IOMMU */
diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c
index e5cdaf8..a7967ce 100644
--- a/drivers/iommu/dmar.c
+++ b/drivers/iommu/dmar.c
@@ -129,7 +129,8 @@
if (scope->entry_type == ACPI_DMAR_SCOPE_TYPE_ENDPOINT ||
scope->entry_type == ACPI_DMAR_SCOPE_TYPE_BRIDGE)
(*cnt)++;
- else if (scope->entry_type != ACPI_DMAR_SCOPE_TYPE_IOAPIC) {
+ else if (scope->entry_type != ACPI_DMAR_SCOPE_TYPE_IOAPIC &&
+ scope->entry_type != ACPI_DMAR_SCOPE_TYPE_HPET) {
pr_warn("Unsupported device scope\n");
}
start += scope->length;
@@ -645,7 +646,7 @@
int alloc_iommu(struct dmar_drhd_unit *drhd)
{
struct intel_iommu *iommu;
- u32 ver;
+ u32 ver, sts;
static int iommu_allocated = 0;
int agaw = 0;
int msagaw = 0;
@@ -695,6 +696,15 @@
(unsigned long long)iommu->cap,
(unsigned long long)iommu->ecap);
+ /* Reflect status in gcmd */
+ sts = readl(iommu->reg + DMAR_GSTS_REG);
+ if (sts & DMA_GSTS_IRES)
+ iommu->gcmd |= DMA_GCMD_IRE;
+ if (sts & DMA_GSTS_TES)
+ iommu->gcmd |= DMA_GCMD_TE;
+ if (sts & DMA_GSTS_QIES)
+ iommu->gcmd |= DMA_GCMD_QIE;
+
raw_spin_lock_init(&iommu->register_lock);
drhd->iommu = iommu;
@@ -1204,7 +1214,7 @@
/* TBD: ignore advanced fault log currently */
if (!(fault_status & DMA_FSTS_PPF))
- goto clear_rest;
+ goto unlock_exit;
fault_index = dma_fsts_fault_record_index(fault_status);
reg = cap_fault_reg_offset(iommu->cap);
@@ -1245,11 +1255,10 @@
fault_index = 0;
raw_spin_lock_irqsave(&iommu->register_lock, flag);
}
-clear_rest:
- /* clear all the other faults */
- fault_status = readl(iommu->reg + DMAR_FSTS_REG);
- writel(fault_status, iommu->reg + DMAR_FSTS_REG);
+ writel(DMA_FSTS_PFO | DMA_FSTS_PPF, iommu->reg + DMAR_FSTS_REG);
+
+unlock_exit:
raw_spin_unlock_irqrestore(&iommu->register_lock, flag);
return IRQ_HANDLED;
}
@@ -1297,6 +1306,7 @@
for_each_drhd_unit(drhd) {
int ret;
struct intel_iommu *iommu = drhd->iommu;
+ u32 fault_status;
ret = dmar_set_interrupt(iommu);
if (ret) {
@@ -1309,6 +1319,8 @@
* Clear any previous faults.
*/
dmar_fault(iommu->irq, iommu);
+ fault_status = readl(iommu->reg + DMAR_FSTS_REG);
+ writel(fault_status, iommu->reg + DMAR_FSTS_REG);
}
return 0;
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 6e0b9ff..b4f0e28 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -47,6 +47,7 @@
#include <asm/iommu.h>
#include "irq_remapping.h"
+#include "pci.h"
#define ROOT_SIZE VTD_PAGE_SIZE
#define CONTEXT_SIZE VTD_PAGE_SIZE
@@ -3665,6 +3666,7 @@
int __init intel_iommu_init(void)
{
int ret = 0;
+ struct dmar_drhd_unit *drhd;
/* VT-d is required for a TXT/tboot launch, so enforce that */
force_on = tboot_force_iommu();
@@ -3675,6 +3677,20 @@
return -ENODEV;
}
+ /*
+ * Disable translation if already enabled prior to OS handover.
+ */
+ for_each_drhd_unit(drhd) {
+ struct intel_iommu *iommu;
+
+ if (drhd->ignored)
+ continue;
+
+ iommu = drhd->iommu;
+ if (iommu->gcmd & DMA_GCMD_TE)
+ iommu_disable_translation(iommu);
+ }
+
if (dmar_dev_scope_init() < 0) {
if (force_on)
panic("tboot: Failed to initialize DMAR device scope\n");
@@ -4137,12 +4153,6 @@
return 0;
}
-static void swap_pci_ref(struct pci_dev **from, struct pci_dev *to)
-{
- pci_dev_put(*from);
- *from = to;
-}
-
#define REQ_ACS_FLAGS (PCI_ACS_SV | PCI_ACS_RR | PCI_ACS_CR | PCI_ACS_UF)
static int intel_iommu_add_device(struct device *dev)
diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index f3b8f23..5b19b2d 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -524,6 +524,16 @@
if (disable_irq_remap)
return 0;
+ if (irq_remap_broken) {
+ WARN_TAINT(1, TAINT_FIRMWARE_WORKAROUND,
+ "This system BIOS has enabled interrupt remapping\n"
+ "on a chipset that contains an erratum making that\n"
+ "feature unstable. To maintain system stability\n"
+ "interrupt remapping is being disabled. Please\n"
+ "contact your BIOS vendor for an update\n");
+ disable_irq_remap = 1;
+ return 0;
+ }
if (!dmar_ir_support())
return 0;
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 1d72b4f..d8f98b1 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -204,6 +204,35 @@
}
EXPORT_SYMBOL_GPL(iommu_group_alloc);
+struct iommu_group *iommu_group_get_by_id(int id)
+{
+ struct kobject *group_kobj;
+ struct iommu_group *group;
+ const char *name;
+
+ if (!iommu_group_kset)
+ return NULL;
+
+ name = kasprintf(GFP_KERNEL, "%d", id);
+ if (!name)
+ return NULL;
+
+ group_kobj = kset_find_obj(iommu_group_kset, name);
+ kfree(name);
+
+ if (!group_kobj)
+ return NULL;
+
+ group = container_of(group_kobj, struct iommu_group, kobj);
+ BUG_ON(group->id != id);
+
+ kobject_get(group->devices_kobj);
+ kobject_put(&group->kobj);
+
+ return group;
+}
+EXPORT_SYMBOL_GPL(iommu_group_get_by_id);
+
/**
* iommu_group_get_iommudata - retrieve iommu_data registered for a group
* @group: the group
diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c
index 7c11ff3..dcfea4e 100644
--- a/drivers/iommu/irq_remapping.c
+++ b/drivers/iommu/irq_remapping.c
@@ -18,6 +18,7 @@
int irq_remapping_enabled;
int disable_irq_remap;
+int irq_remap_broken;
int disable_sourceid_checking;
int no_x2apic_optout;
@@ -210,6 +211,11 @@
#endif
}
+void set_irq_remapping_broken(void)
+{
+ irq_remap_broken = 1;
+}
+
int irq_remapping_supported(void)
{
if (disable_irq_remap)
diff --git a/drivers/iommu/irq_remapping.h b/drivers/iommu/irq_remapping.h
index ecb6376..90c4dae 100644
--- a/drivers/iommu/irq_remapping.h
+++ b/drivers/iommu/irq_remapping.h
@@ -32,6 +32,7 @@
struct msi_msg;
extern int disable_irq_remap;
+extern int irq_remap_broken;
extern int disable_sourceid_checking;
extern int no_x2apic_optout;
extern int irq_remapping_enabled;
@@ -89,6 +90,7 @@
#define irq_remapping_enabled 0
#define disable_irq_remap 1
+#define irq_remap_broken 0
#endif /* CONFIG_IRQ_REMAP */
diff --git a/drivers/iommu/pci.h b/drivers/iommu/pci.h
new file mode 100644
index 0000000..352d80a
--- /dev/null
+++ b/drivers/iommu/pci.h
@@ -0,0 +1,29 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 2, as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Copyright (C) 2013 Red Hat, Inc.
+ * Copyright (C) 2013 Freescale Semiconductor, Inc.
+ *
+ */
+#ifndef __IOMMU_PCI_H
+#define __IOMMU_PCI_H
+
+/* Helper function for swapping pci device reference */
+static inline void swap_pci_ref(struct pci_dev **from, struct pci_dev *to)
+{
+ pci_dev_put(*from);
+ *from = to;
+}
+
+#endif /* __IOMMU_PCI_H */
diff --git a/drivers/iommu/tegra-gart.c b/drivers/iommu/tegra-gart.c
index 4aec8be..108c0e9 100644
--- a/drivers/iommu/tegra-gart.c
+++ b/drivers/iommu/tegra-gart.c
@@ -295,7 +295,8 @@
pa = (pte & GART_PAGE_MASK);
if (!pfn_valid(__phys_to_pfn(pa))) {
- dev_err(gart->dev, "No entry for %08lx:%08x\n", iova, pa);
+ dev_err(gart->dev, "No entry for %08llx:%08x\n",
+ (unsigned long long)iova, pa);
gart_dump_table(gart);
return -EINVAL;
}
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index bc9b599..f6f120e 100644
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -772,7 +772,8 @@
pfn = *pte & SMMU_PFN_MASK;
WARN_ON(!pfn_valid(pfn));
dev_dbg(as->smmu->dev,
- "iova:%08lx pfn:%08lx asid:%d\n", iova, pfn, as->asid);
+ "iova:%08llx pfn:%08lx asid:%d\n", (unsigned long long)iova,
+ pfn, as->asid);
spin_unlock_irqrestore(&as->lock, flags);
return PFN_PHYS(pfn);
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index a32e0d5..fc6aebf 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -236,7 +236,8 @@
if (gic_arch_extn.irq_retrigger)
return gic_arch_extn.irq_retrigger(d);
- return -ENXIO;
+ /* the genirq layer expects 0 if we can't retrigger in hardware */
+ return 0;
}
#ifdef CONFIG_SMP
diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c
index 66120bd..1074409 100644
--- a/drivers/md/dm-cache-target.c
+++ b/drivers/md/dm-cache-target.c
@@ -6,6 +6,7 @@
#include "dm.h"
#include "dm-bio-prison.h"
+#include "dm-bio-record.h"
#include "dm-cache-metadata.h"
#include <linux/dm-io.h>
@@ -201,10 +202,15 @@
unsigned req_nr:2;
struct dm_deferred_entry *all_io_entry;
- /* writethrough fields */
+ /*
+ * writethrough fields. These MUST remain at the end of this
+ * structure and the 'cache' member must be the first as it
+ * is used to determine the offsetof the writethrough fields.
+ */
struct cache *cache;
dm_cblock_t cblock;
bio_end_io_t *saved_bi_end_io;
+ struct dm_bio_details bio_details;
};
struct dm_cache_migration {
@@ -513,16 +519,28 @@
/*----------------------------------------------------------------
* Per bio data
*--------------------------------------------------------------*/
-static struct per_bio_data *get_per_bio_data(struct bio *bio)
+
+/*
+ * If using writeback, leave out struct per_bio_data's writethrough fields.
+ */
+#define PB_DATA_SIZE_WB (offsetof(struct per_bio_data, cache))
+#define PB_DATA_SIZE_WT (sizeof(struct per_bio_data))
+
+static size_t get_per_bio_data_size(struct cache *cache)
{
- struct per_bio_data *pb = dm_per_bio_data(bio, sizeof(struct per_bio_data));
+ return cache->features.write_through ? PB_DATA_SIZE_WT : PB_DATA_SIZE_WB;
+}
+
+static struct per_bio_data *get_per_bio_data(struct bio *bio, size_t data_size)
+{
+ struct per_bio_data *pb = dm_per_bio_data(bio, data_size);
BUG_ON(!pb);
return pb;
}
-static struct per_bio_data *init_per_bio_data(struct bio *bio)
+static struct per_bio_data *init_per_bio_data(struct bio *bio, size_t data_size)
{
- struct per_bio_data *pb = get_per_bio_data(bio);
+ struct per_bio_data *pb = get_per_bio_data(bio, data_size);
pb->tick = false;
pb->req_nr = dm_bio_get_target_bio_nr(bio);
@@ -556,7 +574,8 @@
static void check_if_tick_bio_needed(struct cache *cache, struct bio *bio)
{
unsigned long flags;
- struct per_bio_data *pb = get_per_bio_data(bio);
+ size_t pb_data_size = get_per_bio_data_size(cache);
+ struct per_bio_data *pb = get_per_bio_data(bio, pb_data_size);
spin_lock_irqsave(&cache->lock, flags);
if (cache->need_tick_bio &&
@@ -635,7 +654,7 @@
static void writethrough_endio(struct bio *bio, int err)
{
- struct per_bio_data *pb = get_per_bio_data(bio);
+ struct per_bio_data *pb = get_per_bio_data(bio, PB_DATA_SIZE_WT);
bio->bi_end_io = pb->saved_bi_end_io;
if (err) {
@@ -643,6 +662,7 @@
return;
}
+ dm_bio_restore(&pb->bio_details, bio);
remap_to_cache(pb->cache, bio, pb->cblock);
/*
@@ -662,11 +682,12 @@
static void remap_to_origin_then_cache(struct cache *cache, struct bio *bio,
dm_oblock_t oblock, dm_cblock_t cblock)
{
- struct per_bio_data *pb = get_per_bio_data(bio);
+ struct per_bio_data *pb = get_per_bio_data(bio, PB_DATA_SIZE_WT);
pb->cache = cache;
pb->cblock = cblock;
pb->saved_bi_end_io = bio->bi_end_io;
+ dm_bio_record(&pb->bio_details, bio);
bio->bi_end_io = writethrough_endio;
remap_to_origin_clear_discard(pb->cache, bio, oblock);
@@ -1035,7 +1056,8 @@
static void process_flush_bio(struct cache *cache, struct bio *bio)
{
- struct per_bio_data *pb = get_per_bio_data(bio);
+ size_t pb_data_size = get_per_bio_data_size(cache);
+ struct per_bio_data *pb = get_per_bio_data(bio, pb_data_size);
BUG_ON(bio->bi_size);
if (!pb->req_nr)
@@ -1107,7 +1129,8 @@
dm_oblock_t block = get_bio_block(cache, bio);
struct dm_bio_prison_cell *cell_prealloc, *old_ocell, *new_ocell;
struct policy_result lookup_result;
- struct per_bio_data *pb = get_per_bio_data(bio);
+ size_t pb_data_size = get_per_bio_data_size(cache);
+ struct per_bio_data *pb = get_per_bio_data(bio, pb_data_size);
bool discarded_block = is_discarded_oblock(cache, block);
bool can_migrate = discarded_block || spare_migration_bandwidth(cache);
@@ -1881,7 +1904,6 @@
cache->ti = ca->ti;
ti->private = cache;
- ti->per_bio_data_size = sizeof(struct per_bio_data);
ti->num_flush_bios = 2;
ti->flush_supported = true;
@@ -1890,6 +1912,7 @@
ti->discard_zeroes_data_unsupported = true;
memcpy(&cache->features, &ca->features, sizeof(cache->features));
+ ti->per_bio_data_size = get_per_bio_data_size(cache);
cache->callbacks.congested_fn = cache_is_congested;
dm_table_add_target_callbacks(ti->table, &cache->callbacks);
@@ -2092,6 +2115,7 @@
int r;
dm_oblock_t block = get_bio_block(cache, bio);
+ size_t pb_data_size = get_per_bio_data_size(cache);
bool can_migrate = false;
bool discarded_block;
struct dm_bio_prison_cell *cell;
@@ -2108,7 +2132,7 @@
return DM_MAPIO_REMAPPED;
}
- pb = init_per_bio_data(bio);
+ pb = init_per_bio_data(bio, pb_data_size);
if (bio->bi_rw & (REQ_FLUSH | REQ_FUA | REQ_DISCARD)) {
defer_bio(cache, bio);
@@ -2193,7 +2217,8 @@
{
struct cache *cache = ti->private;
unsigned long flags;
- struct per_bio_data *pb = get_per_bio_data(bio);
+ size_t pb_data_size = get_per_bio_data_size(cache);
+ struct per_bio_data *pb = get_per_bio_data(bio, pb_data_size);
if (pb->tick) {
policy_tick(cache->policy);
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 7e46926..9a0bdad 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -611,6 +611,7 @@
queue_io(md, bio);
} else {
/* done with normal IO or empty flush */
+ trace_block_bio_complete(md->queue, bio, io_error);
bio_endio(bio, io_error);
}
}
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 24909eb..f4e87bf 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -184,6 +184,8 @@
return_bi = bi->bi_next;
bi->bi_next = NULL;
bi->bi_size = 0;
+ trace_block_bio_complete(bdev_get_queue(bi->bi_bdev),
+ bi, 0);
bio_endio(bi, 0);
bi = return_bi;
}
@@ -3914,6 +3916,8 @@
rdev_dec_pending(rdev, conf->mddev);
if (!error && uptodate) {
+ trace_block_bio_complete(bdev_get_queue(raid_bi->bi_bdev),
+ raid_bi, 0);
bio_endio(raid_bi, 0);
if (atomic_dec_and_test(&conf->active_aligned_reads))
wake_up(&conf->wait_for_stripe);
@@ -4382,6 +4386,8 @@
if ( rw == WRITE )
md_write_end(mddev);
+ trace_block_bio_complete(bdev_get_queue(bi->bi_bdev),
+ bi, 0);
bio_endio(bi, 0);
}
}
@@ -4758,8 +4764,11 @@
handled++;
}
remaining = raid5_dec_bi_active_stripes(raid_bio);
- if (remaining == 0)
+ if (remaining == 0) {
+ trace_block_bio_complete(bdev_get_queue(raid_bio->bi_bdev),
+ raid_bio, 0);
bio_endio(raid_bio, 0);
+ }
if (atomic_dec_and_test(&conf->active_aligned_reads))
wake_up(&conf->wait_for_stripe);
return handled;
diff --git a/drivers/media/dvb-frontends/mb86a20s.c b/drivers/media/dvb-frontends/mb86a20s.c
index f19cd73..4faaf80 100644
--- a/drivers/media/dvb-frontends/mb86a20s.c
+++ b/drivers/media/dvb-frontends/mb86a20s.c
@@ -610,7 +610,7 @@
__func__, 'A' + layer, segment * isdbt_rate[m][f][i]/1000,
rate, rate);
- state->estimated_rate[i] = rate;
+ state->estimated_rate[layer] = rate;
}
diff --git a/drivers/media/pci/cx25821/cx25821-video.c b/drivers/media/pci/cx25821/cx25821-video.c
index d4de021..31ce7698 100644
--- a/drivers/media/pci/cx25821/cx25821-video.c
+++ b/drivers/media/pci/cx25821/cx25821-video.c
@@ -461,7 +461,7 @@
spin_lock_init(&dev->slock);
- for (i = 0; i < MAX_VID_CHANNEL_NUM - 1; ++i) {
+ for (i = 0; i < VID_CHANNEL_NUM; ++i) {
cx25821_init_controls(dev, i);
cx25821_risc_stopper(dev->pci, &dev->channels[i].vidq.stopper,
diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig
index 05d7b63..a0639e7 100644
--- a/drivers/media/platform/Kconfig
+++ b/drivers/media/platform/Kconfig
@@ -204,7 +204,7 @@
config VIDEO_SH_VEU
tristate "SuperH VEU mem2mem video processing driver"
- depends on VIDEO_DEV && VIDEO_V4L2
+ depends on VIDEO_DEV && VIDEO_V4L2 && GENERIC_HARDIRQS
select VIDEOBUF2_DMA_CONTIG
select V4L2_MEM2MEM_DEV
help
diff --git a/drivers/media/radio/radio-ma901.c b/drivers/media/radio/radio-ma901.c
index c61f590..348dafc 100644
--- a/drivers/media/radio/radio-ma901.c
+++ b/drivers/media/radio/radio-ma901.c
@@ -347,9 +347,20 @@
static int usb_ma901radio_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
+ struct usb_device *dev = interface_to_usbdev(intf);
struct ma901radio_device *radio;
int retval = 0;
+ /* Masterkit MA901 usb radio has the same USB ID as many others
+ * Atmel V-USB devices. Let's make additional checks to be sure
+ * that this is our device.
+ */
+
+ if (dev->product && dev->manufacturer &&
+ (strncmp(dev->product, "MA901", 5) != 0
+ || strncmp(dev->manufacturer, "www.masterkit.ru", 16) != 0))
+ return -ENODEV;
+
radio = kzalloc(sizeof(struct ma901radio_device), GFP_KERNEL);
if (!radio) {
dev_err(&intf->dev, "kzalloc for ma901radio_device failed\n");
diff --git a/drivers/misc/vmw_vmci/Kconfig b/drivers/misc/vmw_vmci/Kconfig
index 39c2eca..ea98f7e 100644
--- a/drivers/misc/vmw_vmci/Kconfig
+++ b/drivers/misc/vmw_vmci/Kconfig
@@ -4,7 +4,7 @@
config VMWARE_VMCI
tristate "VMware VMCI Driver"
- depends on X86 && PCI
+ depends on X86 && PCI && NET
help
This is VMware's Virtual Machine Communication Interface. It enables
high-speed communication between host and guest in a virtual
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index 92ab30a..dc571eb 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -1123,33 +1123,6 @@
}
#endif
-static inline unsigned long get_vm_size(struct vm_area_struct *vma)
-{
- return vma->vm_end - vma->vm_start;
-}
-
-static inline resource_size_t get_vm_offset(struct vm_area_struct *vma)
-{
- return (resource_size_t) vma->vm_pgoff << PAGE_SHIFT;
-}
-
-/*
- * Set a new vm offset.
- *
- * Verify that the incoming offset really works as a page offset,
- * and that the offset and size fit in a resource_size_t.
- */
-static inline int set_vm_offset(struct vm_area_struct *vma, resource_size_t off)
-{
- pgoff_t pgoff = off >> PAGE_SHIFT;
- if (off != (resource_size_t) pgoff << PAGE_SHIFT)
- return -EINVAL;
- if (off + get_vm_size(vma) - 1 < off)
- return -EINVAL;
- vma->vm_pgoff = pgoff;
- return 0;
-}
-
/*
* set up a mapping for shared memory segments
*/
@@ -1159,45 +1132,17 @@
struct mtd_file_info *mfi = file->private_data;
struct mtd_info *mtd = mfi->mtd;
struct map_info *map = mtd->priv;
- resource_size_t start, off;
- unsigned long len, vma_len;
/* This is broken because it assumes the MTD device is map-based
and that mtd->priv is a valid struct map_info. It should be
replaced with something that uses the mtd_get_unmapped_area()
operation properly. */
if (0 /*mtd->type == MTD_RAM || mtd->type == MTD_ROM*/) {
- off = get_vm_offset(vma);
- start = map->phys;
- len = PAGE_ALIGN((start & ~PAGE_MASK) + map->size);
- start &= PAGE_MASK;
- vma_len = get_vm_size(vma);
-
- /* Overflow in off+len? */
- if (vma_len + off < off)
- return -EINVAL;
- /* Does it fit in the mapping? */
- if (vma_len + off > len)
- return -EINVAL;
-
- off += start;
- /* Did that overflow? */
- if (off < start)
- return -EINVAL;
- if (set_vm_offset(vma, off) < 0)
- return -EINVAL;
- vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
-
#ifdef pgprot_noncached
- if (file->f_flags & O_DSYNC || off >= __pa(high_memory))
+ if (file->f_flags & O_DSYNC || map->phys >= __pa(high_memory))
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
#endif
- if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot))
- return -EAGAIN;
-
- return 0;
+ return vm_iomap_memory(vma, map->phys, map->size);
}
return -ENOSYS;
#else
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 6bbd90e..dbbea0e 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -846,8 +846,10 @@
if (bond->dev->flags & IFF_ALLMULTI)
dev_set_allmulti(old_active->dev, -1);
+ netif_addr_lock_bh(bond->dev);
netdev_for_each_mc_addr(ha, bond->dev)
dev_mc_del(old_active->dev, ha->addr);
+ netif_addr_unlock_bh(bond->dev);
}
if (new_active) {
@@ -858,8 +860,10 @@
if (bond->dev->flags & IFF_ALLMULTI)
dev_set_allmulti(new_active->dev, 1);
+ netif_addr_lock_bh(bond->dev);
netdev_for_each_mc_addr(ha, bond->dev)
dev_mc_add(new_active->dev, ha->addr);
+ netif_addr_unlock_bh(bond->dev);
}
}
@@ -1901,11 +1905,29 @@
bond_destroy_slave_symlinks(bond_dev, slave_dev);
err_detach:
+ if (!USES_PRIMARY(bond->params.mode)) {
+ netif_addr_lock_bh(bond_dev);
+ bond_mc_list_flush(bond_dev, slave_dev);
+ netif_addr_unlock_bh(bond_dev);
+ }
+ bond_del_vlans_from_slave(bond, slave_dev);
write_lock_bh(&bond->lock);
bond_detach_slave(bond, new_slave);
+ if (bond->primary_slave == new_slave)
+ bond->primary_slave = NULL;
write_unlock_bh(&bond->lock);
+ if (bond->curr_active_slave == new_slave) {
+ read_lock(&bond->lock);
+ write_lock_bh(&bond->curr_slave_lock);
+ bond_change_active_slave(bond, NULL);
+ bond_select_active_slave(bond);
+ write_unlock_bh(&bond->curr_slave_lock);
+ read_unlock(&bond->lock);
+ }
+ slave_disable_netpoll(new_slave);
err_close:
+ slave_dev->priv_flags &= ~IFF_BONDING;
dev_close(slave_dev);
err_unset_master:
@@ -1976,12 +1998,11 @@
return -EINVAL;
}
+ write_unlock_bh(&bond->lock);
/* unregister rx_handler early so bond_handle_frame wouldn't be called
* for this slave anymore.
*/
netdev_rx_handler_unregister(slave_dev);
- write_unlock_bh(&bond->lock);
- synchronize_net();
write_lock_bh(&bond->lock);
if (!all && !bond->params.fail_over_mac) {
@@ -3169,11 +3190,20 @@
struct net_device *slave_dev)
{
struct slave *slave = bond_slave_get_rtnl(slave_dev);
- struct bonding *bond = slave->bond;
- struct net_device *bond_dev = slave->bond->dev;
+ struct bonding *bond;
+ struct net_device *bond_dev;
u32 old_speed;
u8 old_duplex;
+ /* A netdev event can be generated while enslaving a device
+ * before netdev_rx_handler_register is called in which case
+ * slave will be NULL
+ */
+ if (!slave)
+ return NOTIFY_DONE;
+ bond_dev = slave->bond->dev;
+ bond = slave->bond;
+
switch (event) {
case NETDEV_UNREGISTER:
if (bond->setup_by_slave)
@@ -3287,20 +3317,22 @@
*/
static int bond_xmit_hash_policy_l23(struct sk_buff *skb, int count)
{
- struct ethhdr *data = (struct ethhdr *)skb->data;
- struct iphdr *iph;
- struct ipv6hdr *ipv6h;
+ const struct ethhdr *data;
+ const struct iphdr *iph;
+ const struct ipv6hdr *ipv6h;
u32 v6hash;
- __be32 *s, *d;
+ const __be32 *s, *d;
if (skb->protocol == htons(ETH_P_IP) &&
- skb_network_header_len(skb) >= sizeof(*iph)) {
+ pskb_network_may_pull(skb, sizeof(*iph))) {
iph = ip_hdr(skb);
+ data = (struct ethhdr *)skb->data;
return ((ntohl(iph->saddr ^ iph->daddr) & 0xffff) ^
(data->h_dest[5] ^ data->h_source[5])) % count;
} else if (skb->protocol == htons(ETH_P_IPV6) &&
- skb_network_header_len(skb) >= sizeof(*ipv6h)) {
+ pskb_network_may_pull(skb, sizeof(*ipv6h))) {
ipv6h = ipv6_hdr(skb);
+ data = (struct ethhdr *)skb->data;
s = &ipv6h->saddr.s6_addr32[0];
d = &ipv6h->daddr.s6_addr32[0];
v6hash = (s[1] ^ d[1]) ^ (s[2] ^ d[2]) ^ (s[3] ^ d[3]);
@@ -3319,33 +3351,36 @@
static int bond_xmit_hash_policy_l34(struct sk_buff *skb, int count)
{
u32 layer4_xor = 0;
- struct iphdr *iph;
- struct ipv6hdr *ipv6h;
- __be32 *s, *d;
- __be16 *layer4hdr;
+ const struct iphdr *iph;
+ const struct ipv6hdr *ipv6h;
+ const __be32 *s, *d;
+ const __be16 *l4 = NULL;
+ __be16 _l4[2];
+ int noff = skb_network_offset(skb);
+ int poff;
if (skb->protocol == htons(ETH_P_IP) &&
- skb_network_header_len(skb) >= sizeof(*iph)) {
+ pskb_may_pull(skb, noff + sizeof(*iph))) {
iph = ip_hdr(skb);
- if (!ip_is_fragment(iph) &&
- (iph->protocol == IPPROTO_TCP ||
- iph->protocol == IPPROTO_UDP) &&
- (skb_headlen(skb) - skb_network_offset(skb) >=
- iph->ihl * sizeof(u32) + sizeof(*layer4hdr) * 2)) {
- layer4hdr = (__be16 *)((u32 *)iph + iph->ihl);
- layer4_xor = ntohs(*layer4hdr ^ *(layer4hdr + 1));
+ poff = proto_ports_offset(iph->protocol);
+
+ if (!ip_is_fragment(iph) && poff >= 0) {
+ l4 = skb_header_pointer(skb, noff + (iph->ihl << 2) + poff,
+ sizeof(_l4), &_l4);
+ if (l4)
+ layer4_xor = ntohs(l4[0] ^ l4[1]);
}
return (layer4_xor ^
((ntohl(iph->saddr ^ iph->daddr)) & 0xffff)) % count;
} else if (skb->protocol == htons(ETH_P_IPV6) &&
- skb_network_header_len(skb) >= sizeof(*ipv6h)) {
+ pskb_may_pull(skb, noff + sizeof(*ipv6h))) {
ipv6h = ipv6_hdr(skb);
- if ((ipv6h->nexthdr == IPPROTO_TCP ||
- ipv6h->nexthdr == IPPROTO_UDP) &&
- (skb_headlen(skb) - skb_network_offset(skb) >=
- sizeof(*ipv6h) + sizeof(*layer4hdr) * 2)) {
- layer4hdr = (__be16 *)(ipv6h + 1);
- layer4_xor = ntohs(*layer4hdr ^ *(layer4hdr + 1));
+ poff = proto_ports_offset(ipv6h->nexthdr);
+ if (poff >= 0) {
+ l4 = skb_header_pointer(skb, noff + sizeof(*ipv6h) + poff,
+ sizeof(_l4), &_l4);
+ if (l4)
+ layer4_xor = ntohs(l4[0] ^ l4[1]);
}
s = &ipv6h->saddr.s6_addr32[0];
d = &ipv6h->daddr.s6_addr32[0];
@@ -4847,9 +4882,18 @@
static void __net_exit bond_net_exit(struct net *net)
{
struct bond_net *bn = net_generic(net, bond_net_id);
+ struct bonding *bond, *tmp_bond;
+ LIST_HEAD(list);
bond_destroy_sysfs(bn);
bond_destroy_proc_dir(bn);
+
+ /* Kill off any bonds created after unregistering bond rtnl ops */
+ rtnl_lock();
+ list_for_each_entry_safe(bond, tmp_bond, &bn->dev_list, bond_list)
+ unregister_netdevice_queue(bond->dev, &list);
+ unregister_netdevice_many(&list);
+ rtnl_unlock();
}
static struct pernet_operations bond_net_ops = {
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index db103e03..ea7a388 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -527,7 +527,7 @@
goto out;
}
if (new_value < 0) {
- pr_err("%s: Invalid arp_interval value %d not in range 1-%d; rejected.\n",
+ pr_err("%s: Invalid arp_interval value %d not in range 0-%d; rejected.\n",
bond->dev->name, new_value, INT_MAX);
ret = -EINVAL;
goto out;
@@ -542,14 +542,15 @@
pr_info("%s: Setting ARP monitoring interval to %d.\n",
bond->dev->name, new_value);
bond->params.arp_interval = new_value;
- if (bond->params.miimon) {
- pr_info("%s: ARP monitoring cannot be used with MII monitoring. %s Disabling MII monitoring.\n",
- bond->dev->name, bond->dev->name);
- bond->params.miimon = 0;
- }
- if (!bond->params.arp_targets[0]) {
- pr_info("%s: ARP monitoring has been set up, but no ARP targets have been specified.\n",
- bond->dev->name);
+ if (new_value) {
+ if (bond->params.miimon) {
+ pr_info("%s: ARP monitoring cannot be used with MII monitoring. %s Disabling MII monitoring.\n",
+ bond->dev->name, bond->dev->name);
+ bond->params.miimon = 0;
+ }
+ if (!bond->params.arp_targets[0])
+ pr_info("%s: ARP monitoring has been set up, but no ARP targets have been specified.\n",
+ bond->dev->name);
}
if (bond->dev->flags & IFF_UP) {
/* If the interface is up, we may need to fire off
@@ -557,10 +558,13 @@
* timer will get fired off when the open function
* is called.
*/
- cancel_delayed_work_sync(&bond->mii_work);
- queue_delayed_work(bond->wq, &bond->arp_work, 0);
+ if (!new_value) {
+ cancel_delayed_work_sync(&bond->arp_work);
+ } else {
+ cancel_delayed_work_sync(&bond->mii_work);
+ queue_delayed_work(bond->wq, &bond->arp_work, 0);
+ }
}
-
out:
rtnl_unlock();
return ret;
@@ -702,7 +706,7 @@
}
if (new_value < 0) {
pr_err("%s: Invalid down delay value %d not in range %d-%d; rejected.\n",
- bond->dev->name, new_value, 1, INT_MAX);
+ bond->dev->name, new_value, 0, INT_MAX);
ret = -EINVAL;
goto out;
} else {
@@ -757,8 +761,8 @@
goto out;
}
if (new_value < 0) {
- pr_err("%s: Invalid down delay value %d not in range %d-%d; rejected.\n",
- bond->dev->name, new_value, 1, INT_MAX);
+ pr_err("%s: Invalid up delay value %d not in range %d-%d; rejected.\n",
+ bond->dev->name, new_value, 0, INT_MAX);
ret = -EINVAL;
goto out;
} else {
@@ -968,37 +972,37 @@
}
if (new_value < 0) {
pr_err("%s: Invalid miimon value %d not in range %d-%d; rejected.\n",
- bond->dev->name, new_value, 1, INT_MAX);
+ bond->dev->name, new_value, 0, INT_MAX);
ret = -EINVAL;
goto out;
- } else {
- pr_info("%s: Setting MII monitoring interval to %d.\n",
- bond->dev->name, new_value);
- bond->params.miimon = new_value;
- if (bond->params.updelay)
- pr_info("%s: Note: Updating updelay (to %d) since it is a multiple of the miimon value.\n",
- bond->dev->name,
- bond->params.updelay * bond->params.miimon);
- if (bond->params.downdelay)
- pr_info("%s: Note: Updating downdelay (to %d) since it is a multiple of the miimon value.\n",
- bond->dev->name,
- bond->params.downdelay * bond->params.miimon);
- if (bond->params.arp_interval) {
- pr_info("%s: MII monitoring cannot be used with ARP monitoring. Disabling ARP monitoring...\n",
- bond->dev->name);
- bond->params.arp_interval = 0;
- if (bond->params.arp_validate) {
- bond->params.arp_validate =
- BOND_ARP_VALIDATE_NONE;
- }
- }
-
- if (bond->dev->flags & IFF_UP) {
- /* If the interface is up, we may need to fire off
- * the MII timer. If the interface is down, the
- * timer will get fired off when the open function
- * is called.
- */
+ }
+ pr_info("%s: Setting MII monitoring interval to %d.\n",
+ bond->dev->name, new_value);
+ bond->params.miimon = new_value;
+ if (bond->params.updelay)
+ pr_info("%s: Note: Updating updelay (to %d) since it is a multiple of the miimon value.\n",
+ bond->dev->name,
+ bond->params.updelay * bond->params.miimon);
+ if (bond->params.downdelay)
+ pr_info("%s: Note: Updating downdelay (to %d) since it is a multiple of the miimon value.\n",
+ bond->dev->name,
+ bond->params.downdelay * bond->params.miimon);
+ if (new_value && bond->params.arp_interval) {
+ pr_info("%s: MII monitoring cannot be used with ARP monitoring. Disabling ARP monitoring...\n",
+ bond->dev->name);
+ bond->params.arp_interval = 0;
+ if (bond->params.arp_validate)
+ bond->params.arp_validate = BOND_ARP_VALIDATE_NONE;
+ }
+ if (bond->dev->flags & IFF_UP) {
+ /* If the interface is up, we may need to fire off
+ * the MII timer. If the interface is down, the
+ * timer will get fired off when the open function
+ * is called.
+ */
+ if (!new_value) {
+ cancel_delayed_work_sync(&bond->mii_work);
+ } else {
cancel_delayed_work_sync(&bond->arp_work);
queue_delayed_work(bond->wq, &bond->mii_work, 0);
}
diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/mcp251x.c
index f32b9fc..9aa0c64 100644
--- a/drivers/net/can/mcp251x.c
+++ b/drivers/net/can/mcp251x.c
@@ -929,6 +929,7 @@
struct mcp251x_priv *priv = netdev_priv(net);
struct spi_device *spi = priv->spi;
struct mcp251x_platform_data *pdata = spi->dev.platform_data;
+ unsigned long flags;
int ret;
ret = open_candev(net);
@@ -945,9 +946,14 @@
priv->tx_skb = NULL;
priv->tx_len = 0;
+ flags = IRQF_ONESHOT;
+ if (pdata->irq_flags)
+ flags |= pdata->irq_flags;
+ else
+ flags |= IRQF_TRIGGER_FALLING;
+
ret = request_threaded_irq(spi->irq, NULL, mcp251x_can_ist,
- pdata->irq_flags ? pdata->irq_flags : IRQF_TRIGGER_FALLING,
- DEVICE_NAME, priv);
+ flags, DEVICE_NAME, priv);
if (ret) {
dev_err(&spi->dev, "failed to acquire irq %d\n", spi->irq);
if (pdata->transceiver_enable)
diff --git a/drivers/net/can/sja1000/Kconfig b/drivers/net/can/sja1000/Kconfig
index b39ca5b..ff2ba86c 100644
--- a/drivers/net/can/sja1000/Kconfig
+++ b/drivers/net/can/sja1000/Kconfig
@@ -46,6 +46,7 @@
config CAN_PEAK_PCMCIA
tristate "PEAK PCAN-PC Card"
depends on PCMCIA
+ depends on HAS_IOPORT
---help---
This driver is for the PCAN-PC Card PCMCIA adapter (1 or 2 channels)
from PEAK-System (http://www.peak-system.com). To compile this
diff --git a/drivers/net/can/sja1000/plx_pci.c b/drivers/net/can/sja1000/plx_pci.c
index a042cdc..3c18d7d0 100644
--- a/drivers/net/can/sja1000/plx_pci.c
+++ b/drivers/net/can/sja1000/plx_pci.c
@@ -348,7 +348,7 @@
*/
if ((priv->read_reg(priv, REG_CR) & REG_CR_BASICCAN_INITIAL_MASK) ==
REG_CR_BASICCAN_INITIAL &&
- (priv->read_reg(priv, REG_SR) == REG_SR_BASICCAN_INITIAL) &&
+ (priv->read_reg(priv, SJA1000_REG_SR) == REG_SR_BASICCAN_INITIAL) &&
(priv->read_reg(priv, REG_IR) == REG_IR_BASICCAN_INITIAL))
flag = 1;
@@ -360,7 +360,7 @@
* See states on p. 23 of the Datasheet.
*/
if (priv->read_reg(priv, REG_MOD) == REG_MOD_PELICAN_INITIAL &&
- priv->read_reg(priv, REG_SR) == REG_SR_PELICAN_INITIAL &&
+ priv->read_reg(priv, SJA1000_REG_SR) == REG_SR_PELICAN_INITIAL &&
priv->read_reg(priv, REG_IR) == REG_IR_PELICAN_INITIAL)
return flag;
diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c
index daf4013..e4df307 100644
--- a/drivers/net/can/sja1000/sja1000.c
+++ b/drivers/net/can/sja1000/sja1000.c
@@ -92,7 +92,7 @@
*/
spin_lock_irqsave(&priv->cmdreg_lock, flags);
priv->write_reg(priv, REG_CMR, val);
- priv->read_reg(priv, REG_SR);
+ priv->read_reg(priv, SJA1000_REG_SR);
spin_unlock_irqrestore(&priv->cmdreg_lock, flags);
}
@@ -502,7 +502,7 @@
while ((isrc = priv->read_reg(priv, REG_IR)) && (n < SJA1000_MAX_IRQ)) {
n++;
- status = priv->read_reg(priv, REG_SR);
+ status = priv->read_reg(priv, SJA1000_REG_SR);
/* check for absent controller due to hw unplug */
if (status == 0xFF && sja1000_is_absent(priv))
return IRQ_NONE;
@@ -530,7 +530,7 @@
/* receive interrupt */
while (status & SR_RBS) {
sja1000_rx(dev);
- status = priv->read_reg(priv, REG_SR);
+ status = priv->read_reg(priv, SJA1000_REG_SR);
/* check for absent controller */
if (status == 0xFF && sja1000_is_absent(priv))
return IRQ_NONE;
diff --git a/drivers/net/can/sja1000/sja1000.h b/drivers/net/can/sja1000/sja1000.h
index afa9984..aa48e05 100644
--- a/drivers/net/can/sja1000/sja1000.h
+++ b/drivers/net/can/sja1000/sja1000.h
@@ -56,7 +56,7 @@
/* SJA1000 registers - manual section 6.4 (Pelican Mode) */
#define REG_MOD 0x00
#define REG_CMR 0x01
-#define REG_SR 0x02
+#define SJA1000_REG_SR 0x02
#define REG_IR 0x03
#define REG_IER 0x04
#define REG_ALC 0x0B
diff --git a/drivers/net/can/sja1000/sja1000_of_platform.c b/drivers/net/can/sja1000/sja1000_of_platform.c
index 6433b81..8e0c4a0 100644
--- a/drivers/net/can/sja1000/sja1000_of_platform.c
+++ b/drivers/net/can/sja1000/sja1000_of_platform.c
@@ -96,8 +96,8 @@
struct net_device *dev;
struct sja1000_priv *priv;
struct resource res;
- const u32 *prop;
- int err, irq, res_size, prop_size;
+ u32 prop;
+ int err, irq, res_size;
void __iomem *base;
err = of_address_to_resource(np, 0, &res);
@@ -138,27 +138,27 @@
priv->read_reg = sja1000_ofp_read_reg;
priv->write_reg = sja1000_ofp_write_reg;
- prop = of_get_property(np, "nxp,external-clock-frequency", &prop_size);
- if (prop && (prop_size == sizeof(u32)))
- priv->can.clock.freq = *prop / 2;
+ err = of_property_read_u32(np, "nxp,external-clock-frequency", &prop);
+ if (!err)
+ priv->can.clock.freq = prop / 2;
else
priv->can.clock.freq = SJA1000_OFP_CAN_CLOCK; /* default */
- prop = of_get_property(np, "nxp,tx-output-mode", &prop_size);
- if (prop && (prop_size == sizeof(u32)))
- priv->ocr |= *prop & OCR_MODE_MASK;
+ err = of_property_read_u32(np, "nxp,tx-output-mode", &prop);
+ if (!err)
+ priv->ocr |= prop & OCR_MODE_MASK;
else
priv->ocr |= OCR_MODE_NORMAL; /* default */
- prop = of_get_property(np, "nxp,tx-output-config", &prop_size);
- if (prop && (prop_size == sizeof(u32)))
- priv->ocr |= (*prop << OCR_TX_SHIFT) & OCR_TX_MASK;
+ err = of_property_read_u32(np, "nxp,tx-output-config", &prop);
+ if (!err)
+ priv->ocr |= (prop << OCR_TX_SHIFT) & OCR_TX_MASK;
else
priv->ocr |= OCR_TX0_PULLDOWN; /* default */
- prop = of_get_property(np, "nxp,clock-out-frequency", &prop_size);
- if (prop && (prop_size == sizeof(u32)) && *prop) {
- u32 divider = priv->can.clock.freq * 2 / *prop;
+ err = of_property_read_u32(np, "nxp,clock-out-frequency", &prop);
+ if (!err && prop) {
+ u32 divider = priv->can.clock.freq * 2 / prop;
if (divider > 1)
priv->cdr |= divider / 2 - 1;
@@ -168,8 +168,7 @@
priv->cdr |= CDR_CLK_OFF; /* default */
}
- prop = of_get_property(np, "nxp,no-comparator-bypass", NULL);
- if (!prop)
+ if (!of_property_read_bool(np, "nxp,no-comparator-bypass"))
priv->cdr |= CDR_CBP; /* default */
priv->irq_flags = IRQF_SHARED;
diff --git a/drivers/net/ethernet/8390/ax88796.c b/drivers/net/ethernet/8390/ax88796.c
index cab306a..e1d2643 100644
--- a/drivers/net/ethernet/8390/ax88796.c
+++ b/drivers/net/ethernet/8390/ax88796.c
@@ -828,7 +828,7 @@
struct ei_device *ei_local;
struct ax_device *ax;
struct resource *irq, *mem, *mem2;
- resource_size_t mem_size, mem2_size = 0;
+ unsigned long mem_size, mem2_size = 0;
int ret = 0;
dev = ax__alloc_ei_netdev(sizeof(struct ax_device));
diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e.h b/drivers/net/ethernet/atheros/atl1e/atl1e.h
index 829b5ad..b5fd934 100644
--- a/drivers/net/ethernet/atheros/atl1e/atl1e.h
+++ b/drivers/net/ethernet/atheros/atl1e/atl1e.h
@@ -186,7 +186,7 @@
/* how about 0x2000 */
#define MAX_TX_BUF_LEN 0x2000
#define MAX_TX_BUF_SHIFT 13
-/*#define MAX_TX_BUF_LEN 0x3000 */
+#define MAX_TSO_SEG_SIZE 0x3c00
/* rrs word 1 bit 0:31 */
#define RRS_RX_CSUM_MASK 0xFFFF
@@ -438,7 +438,6 @@
struct atl1e_hw hw;
struct atl1e_hw_stats hw_stats;
- bool have_msi;
u32 wol;
u16 link_speed;
u16 link_duplex;
diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
index 92f4734..ac25f05 100644
--- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
+++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
@@ -1849,34 +1849,19 @@
struct net_device *netdev = adapter->netdev;
free_irq(adapter->pdev->irq, netdev);
-
- if (adapter->have_msi)
- pci_disable_msi(adapter->pdev);
}
static int atl1e_request_irq(struct atl1e_adapter *adapter)
{
struct pci_dev *pdev = adapter->pdev;
struct net_device *netdev = adapter->netdev;
- int flags = 0;
int err = 0;
- adapter->have_msi = true;
- err = pci_enable_msi(pdev);
- if (err) {
- netdev_dbg(netdev,
- "Unable to allocate MSI interrupt Error: %d\n", err);
- adapter->have_msi = false;
- }
-
- if (!adapter->have_msi)
- flags |= IRQF_SHARED;
- err = request_irq(pdev->irq, atl1e_intr, flags, netdev->name, netdev);
+ err = request_irq(pdev->irq, atl1e_intr, IRQF_SHARED, netdev->name,
+ netdev);
if (err) {
netdev_dbg(adapter->netdev,
"Unable to allocate interrupt Error: %d\n", err);
- if (adapter->have_msi)
- pci_disable_msi(pdev);
return err;
}
netdev_dbg(netdev, "atl1e_request_irq OK\n");
@@ -2344,6 +2329,7 @@
INIT_WORK(&adapter->reset_task, atl1e_reset_task);
INIT_WORK(&adapter->link_chg_task, atl1e_link_chg_task);
+ netif_set_gso_max_size(netdev, MAX_TSO_SEG_SIZE);
err = register_netdev(netdev);
if (err) {
netdev_err(netdev, "register netdevice failed\n");
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 4046f97..57619dd 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -2614,6 +2614,9 @@
}
}
+ /* initialize FW coalescing state machines in RAM */
+ bnx2x_update_coalesce(bp);
+
/* setup the leading queue */
rc = bnx2x_setup_leading(bp);
if (rc) {
@@ -4580,11 +4583,11 @@
u32 enable_flag = disable ? 0 : (1 << HC_INDEX_DATA_HC_ENABLED_SHIFT);
u32 addr = BAR_CSTRORM_INTMEM +
CSTORM_STATUS_BLOCK_DATA_FLAGS_OFFSET(fw_sb_id, sb_index);
- u16 flags = REG_RD16(bp, addr);
+ u8 flags = REG_RD8(bp, addr);
/* clear and set */
flags &= ~HC_INDEX_DATA_HC_ENABLED;
flags |= enable_flag;
- REG_WR16(bp, addr, flags);
+ REG_WR8(bp, addr, flags);
DP(NETIF_MSG_IFUP,
"port %x fw_sb_id %d sb_index %d disable %d\n",
port, fw_sb_id, sb_index, disable);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
index 77ebae0..0283f34 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
@@ -13437,13 +13437,7 @@
{
struct bnx2x *bp = params->bp;
u16 base_page, next_page, not_kr2_device, lane;
- int sigdet = bnx2x_warpcore_get_sigdet(phy, params);
-
- if (!sigdet) {
- if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE))
- bnx2x_kr2_recovery(params, vars, phy);
- return;
- }
+ int sigdet;
/* Once KR2 was disabled, wait 5 seconds before checking KR2 recovery
* since some switches tend to reinit the AN process and clear the
@@ -13454,6 +13448,16 @@
vars->check_kr2_recovery_cnt--;
return;
}
+
+ sigdet = bnx2x_warpcore_get_sigdet(phy, params);
+ if (!sigdet) {
+ if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) {
+ bnx2x_kr2_recovery(params, vars, phy);
+ DP(NETIF_MSG_LINK, "No sigdet\n");
+ }
+ return;
+ }
+
lane = bnx2x_get_warpcore_lane(phy, params);
CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK,
MDIO_AER_BLOCK_AER_REG, lane);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index e81a747..c50696b 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -4947,7 +4947,7 @@
q);
}
- if (!NO_FCOE(bp)) {
+ if (!NO_FCOE(bp) && CNIC_ENABLED(bp)) {
fp = &bp->fp[FCOE_IDX(bp)];
queue_params.q_obj = &bnx2x_sp_obj(bp, fp).q_obj;
@@ -9878,6 +9878,10 @@
REG_RD(bp, NIG_REG_NIG_INT_STS_CLR_0);
}
}
+ if (!CHIP_IS_E1x(bp))
+ /* block FW from writing to host */
+ REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 0);
+
/* wait until BRB is empty */
tmp_reg = REG_RD(bp, BRB1_REG_NUM_OF_FULL_BLOCKS);
while (timer_count) {
@@ -13354,6 +13358,7 @@
RCU_INIT_POINTER(bp->cnic_ops, NULL);
mutex_unlock(&bp->cnic_mutex);
synchronize_rcu();
+ bp->cnic_enabled = false;
kfree(bp->cnic_kwq);
bp->cnic_kwq = NULL;
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 67d2663..17a9727 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -14604,8 +14604,11 @@
if (j + len > block_end)
goto partno;
- memcpy(tp->fw_ver, &vpd_data[j], len);
- strncat(tp->fw_ver, " bc ", vpdlen - len - 1);
+ if (len >= sizeof(tp->fw_ver))
+ len = sizeof(tp->fw_ver) - 1;
+ memset(tp->fw_ver, 0, sizeof(tp->fw_ver));
+ snprintf(tp->fw_ver, sizeof(tp->fw_ver), "%.*s bc ", len,
+ &vpd_data[j]);
}
partno:
diff --git a/drivers/net/ethernet/calxeda/xgmac.c b/drivers/net/ethernet/calxeda/xgmac.c
index a170065..b0ebc9f 100644
--- a/drivers/net/ethernet/calxeda/xgmac.c
+++ b/drivers/net/ethernet/calxeda/xgmac.c
@@ -163,6 +163,7 @@
#define XGMAC_FLOW_CTRL_FCB_BPA 0x00000001 /* Flow Control Busy ... */
/* XGMAC_INT_STAT reg */
+#define XGMAC_INT_STAT_PMTIM 0x00800000 /* PMT Interrupt Mask */
#define XGMAC_INT_STAT_PMT 0x0080 /* PMT Interrupt Status */
#define XGMAC_INT_STAT_LPI 0x0040 /* LPI Interrupt Status */
@@ -960,6 +961,9 @@
writel(DMA_INTR_DEFAULT_MASK, ioaddr + XGMAC_DMA_STATUS);
writel(DMA_INTR_DEFAULT_MASK, ioaddr + XGMAC_DMA_INTR_ENA);
+ /* Mask power mgt interrupt */
+ writel(XGMAC_INT_STAT_PMTIM, ioaddr + XGMAC_INT_STAT);
+
/* XGMAC requires AXI bus init. This is a 'magic number' for now */
writel(0x0077000E, ioaddr + XGMAC_DMA_AXI_BUS);
@@ -1141,6 +1145,9 @@
struct sk_buff *skb;
int frame_len;
+ if (!dma_ring_cnt(priv->rx_head, priv->rx_tail, DMA_RX_RING_SZ))
+ break;
+
entry = priv->rx_tail;
p = priv->dma_rx + entry;
if (desc_get_owner(p))
@@ -1825,7 +1832,7 @@
unsigned int pmt = 0;
if (mode & WAKE_MAGIC)
- pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_MAGIC_PKT;
+ pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_MAGIC_PKT_EN;
if (mode & WAKE_UCAST)
pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_GLBL_UNICAST;
diff --git a/drivers/net/ethernet/davicom/dm9000.c b/drivers/net/ethernet/davicom/dm9000.c
index 8cdf025..9eada8e 100644
--- a/drivers/net/ethernet/davicom/dm9000.c
+++ b/drivers/net/ethernet/davicom/dm9000.c
@@ -257,6 +257,107 @@
tmp = readl(reg);
}
+/*
+ * Sleep, either by using msleep() or if we are suspending, then
+ * use mdelay() to sleep.
+ */
+static void dm9000_msleep(board_info_t *db, unsigned int ms)
+{
+ if (db->in_suspend)
+ mdelay(ms);
+ else
+ msleep(ms);
+}
+
+/* Read a word from phyxcer */
+static int
+dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg)
+{
+ board_info_t *db = netdev_priv(dev);
+ unsigned long flags;
+ unsigned int reg_save;
+ int ret;
+
+ mutex_lock(&db->addr_lock);
+
+ spin_lock_irqsave(&db->lock, flags);
+
+ /* Save previous register address */
+ reg_save = readb(db->io_addr);
+
+ /* Fill the phyxcer register into REG_0C */
+ iow(db, DM9000_EPAR, DM9000_PHY | reg);
+
+ /* Issue phyxcer read command */
+ iow(db, DM9000_EPCR, EPCR_ERPRR | EPCR_EPOS);
+
+ writeb(reg_save, db->io_addr);
+ spin_unlock_irqrestore(&db->lock, flags);
+
+ dm9000_msleep(db, 1); /* Wait read complete */
+
+ spin_lock_irqsave(&db->lock, flags);
+ reg_save = readb(db->io_addr);
+
+ iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer read command */
+
+ /* The read data keeps on REG_0D & REG_0E */
+ ret = (ior(db, DM9000_EPDRH) << 8) | ior(db, DM9000_EPDRL);
+
+ /* restore the previous address */
+ writeb(reg_save, db->io_addr);
+ spin_unlock_irqrestore(&db->lock, flags);
+
+ mutex_unlock(&db->addr_lock);
+
+ dm9000_dbg(db, 5, "phy_read[%02x] -> %04x\n", reg, ret);
+ return ret;
+}
+
+/* Write a word to phyxcer */
+static void
+dm9000_phy_write(struct net_device *dev,
+ int phyaddr_unused, int reg, int value)
+{
+ board_info_t *db = netdev_priv(dev);
+ unsigned long flags;
+ unsigned long reg_save;
+
+ dm9000_dbg(db, 5, "phy_write[%02x] = %04x\n", reg, value);
+ mutex_lock(&db->addr_lock);
+
+ spin_lock_irqsave(&db->lock, flags);
+
+ /* Save previous register address */
+ reg_save = readb(db->io_addr);
+
+ /* Fill the phyxcer register into REG_0C */
+ iow(db, DM9000_EPAR, DM9000_PHY | reg);
+
+ /* Fill the written data into REG_0D & REG_0E */
+ iow(db, DM9000_EPDRL, value);
+ iow(db, DM9000_EPDRH, value >> 8);
+
+ /* Issue phyxcer write command */
+ iow(db, DM9000_EPCR, EPCR_EPOS | EPCR_ERPRW);
+
+ writeb(reg_save, db->io_addr);
+ spin_unlock_irqrestore(&db->lock, flags);
+
+ dm9000_msleep(db, 1); /* Wait write complete */
+
+ spin_lock_irqsave(&db->lock, flags);
+ reg_save = readb(db->io_addr);
+
+ iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer write command */
+
+ /* restore the previous address */
+ writeb(reg_save, db->io_addr);
+
+ spin_unlock_irqrestore(&db->lock, flags);
+ mutex_unlock(&db->addr_lock);
+}
+
/* dm9000_set_io
*
* select the specified set of io routines to use with the
@@ -795,6 +896,9 @@
iow(db, DM9000_GPCR, GPCR_GEP_CNTL); /* Let GPIO0 output */
+ dm9000_phy_write(dev, 0, MII_BMCR, BMCR_RESET); /* PHY RESET */
+ dm9000_phy_write(dev, 0, MII_DM_DSPCR, DSPCR_INIT_PARAM); /* Init */
+
ncr = (db->flags & DM9000_PLATF_EXT_PHY) ? NCR_EXT_PHY : 0;
/* if wol is needed, then always set NCR_WAKEEN otherwise we end
@@ -1201,109 +1305,6 @@
return 0;
}
-/*
- * Sleep, either by using msleep() or if we are suspending, then
- * use mdelay() to sleep.
- */
-static void dm9000_msleep(board_info_t *db, unsigned int ms)
-{
- if (db->in_suspend)
- mdelay(ms);
- else
- msleep(ms);
-}
-
-/*
- * Read a word from phyxcer
- */
-static int
-dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg)
-{
- board_info_t *db = netdev_priv(dev);
- unsigned long flags;
- unsigned int reg_save;
- int ret;
-
- mutex_lock(&db->addr_lock);
-
- spin_lock_irqsave(&db->lock,flags);
-
- /* Save previous register address */
- reg_save = readb(db->io_addr);
-
- /* Fill the phyxcer register into REG_0C */
- iow(db, DM9000_EPAR, DM9000_PHY | reg);
-
- iow(db, DM9000_EPCR, EPCR_ERPRR | EPCR_EPOS); /* Issue phyxcer read command */
-
- writeb(reg_save, db->io_addr);
- spin_unlock_irqrestore(&db->lock,flags);
-
- dm9000_msleep(db, 1); /* Wait read complete */
-
- spin_lock_irqsave(&db->lock,flags);
- reg_save = readb(db->io_addr);
-
- iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer read command */
-
- /* The read data keeps on REG_0D & REG_0E */
- ret = (ior(db, DM9000_EPDRH) << 8) | ior(db, DM9000_EPDRL);
-
- /* restore the previous address */
- writeb(reg_save, db->io_addr);
- spin_unlock_irqrestore(&db->lock,flags);
-
- mutex_unlock(&db->addr_lock);
-
- dm9000_dbg(db, 5, "phy_read[%02x] -> %04x\n", reg, ret);
- return ret;
-}
-
-/*
- * Write a word to phyxcer
- */
-static void
-dm9000_phy_write(struct net_device *dev,
- int phyaddr_unused, int reg, int value)
-{
- board_info_t *db = netdev_priv(dev);
- unsigned long flags;
- unsigned long reg_save;
-
- dm9000_dbg(db, 5, "phy_write[%02x] = %04x\n", reg, value);
- mutex_lock(&db->addr_lock);
-
- spin_lock_irqsave(&db->lock,flags);
-
- /* Save previous register address */
- reg_save = readb(db->io_addr);
-
- /* Fill the phyxcer register into REG_0C */
- iow(db, DM9000_EPAR, DM9000_PHY | reg);
-
- /* Fill the written data into REG_0D & REG_0E */
- iow(db, DM9000_EPDRL, value);
- iow(db, DM9000_EPDRH, value >> 8);
-
- iow(db, DM9000_EPCR, EPCR_EPOS | EPCR_ERPRW); /* Issue phyxcer write command */
-
- writeb(reg_save, db->io_addr);
- spin_unlock_irqrestore(&db->lock, flags);
-
- dm9000_msleep(db, 1); /* Wait write complete */
-
- spin_lock_irqsave(&db->lock,flags);
- reg_save = readb(db->io_addr);
-
- iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer write command */
-
- /* restore the previous address */
- writeb(reg_save, db->io_addr);
-
- spin_unlock_irqrestore(&db->lock, flags);
- mutex_unlock(&db->addr_lock);
-}
-
static void
dm9000_shutdown(struct net_device *dev)
{
@@ -1502,7 +1503,12 @@
db->flags |= DM9000_PLATF_SIMPLE_PHY;
#endif
- dm9000_reset(db);
+ /* Fixing bug on dm9000_probe, takeover dm9000_reset(db),
+ * Need 'NCR_MAC_LBK' bit to indeed stable our DM9000 fifo
+ * while probe stage.
+ */
+
+ iow(db, DM9000_NCR, NCR_MAC_LBK | NCR_RST);
/* try multiple times, DM9000 sometimes gets the read wrong */
for (i = 0; i < 8; i++) {
diff --git a/drivers/net/ethernet/davicom/dm9000.h b/drivers/net/ethernet/davicom/dm9000.h
index 55688bd..9ce058a 100644
--- a/drivers/net/ethernet/davicom/dm9000.h
+++ b/drivers/net/ethernet/davicom/dm9000.h
@@ -69,7 +69,9 @@
#define NCR_WAKEEN (1<<6)
#define NCR_FCOL (1<<4)
#define NCR_FDX (1<<3)
-#define NCR_LBK (3<<1)
+
+#define NCR_RESERVED (3<<1)
+#define NCR_MAC_LBK (1<<1)
#define NCR_RST (1<<0)
#define NSR_SPEED (1<<7)
@@ -167,5 +169,12 @@
#define ISR_LNKCHNG (1<<5)
#define ISR_UNDERRUN (1<<4)
+/* Davicom MII registers.
+ */
+
+#define MII_DM_DSPCR 0x1b /* DSP Control Register */
+
+#define DSPCR_INIT_PARAM 0xE100 /* DSP init parameter */
+
#endif /* _DM9000X_H_ */
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 08e54f3..2886c9b 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -759,8 +759,9 @@
if (vlan_tx_tag_present(skb)) {
vlan_tag = be_get_tx_vlan_tag(adapter, skb);
- __vlan_put_tag(skb, vlan_tag);
- skb->vlan_tci = 0;
+ skb = __vlan_put_tag(skb, vlan_tag);
+ if (skb)
+ skb->vlan_tci = 0;
}
return skb;
diff --git a/drivers/net/ethernet/freescale/fec.c b/drivers/net/ethernet/freescale/fec.c
index 911d025..73195f6 100644
--- a/drivers/net/ethernet/freescale/fec.c
+++ b/drivers/net/ethernet/freescale/fec.c
@@ -345,6 +345,53 @@
return NETDEV_TX_OK;
}
+/* Init RX & TX buffer descriptors
+ */
+static void fec_enet_bd_init(struct net_device *dev)
+{
+ struct fec_enet_private *fep = netdev_priv(dev);
+ struct bufdesc *bdp;
+ unsigned int i;
+
+ /* Initialize the receive buffer descriptors. */
+ bdp = fep->rx_bd_base;
+ for (i = 0; i < RX_RING_SIZE; i++) {
+
+ /* Initialize the BD for every fragment in the page. */
+ if (bdp->cbd_bufaddr)
+ bdp->cbd_sc = BD_ENET_RX_EMPTY;
+ else
+ bdp->cbd_sc = 0;
+ bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex);
+ }
+
+ /* Set the last buffer to wrap */
+ bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex);
+ bdp->cbd_sc |= BD_SC_WRAP;
+
+ fep->cur_rx = fep->rx_bd_base;
+
+ /* ...and the same for transmit */
+ bdp = fep->tx_bd_base;
+ fep->cur_tx = bdp;
+ for (i = 0; i < TX_RING_SIZE; i++) {
+
+ /* Initialize the BD for every fragment in the page. */
+ bdp->cbd_sc = 0;
+ if (bdp->cbd_bufaddr && fep->tx_skbuff[i]) {
+ dev_kfree_skb_any(fep->tx_skbuff[i]);
+ fep->tx_skbuff[i] = NULL;
+ }
+ bdp->cbd_bufaddr = 0;
+ bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex);
+ }
+
+ /* Set the last buffer to wrap */
+ bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex);
+ bdp->cbd_sc |= BD_SC_WRAP;
+ fep->dirty_tx = bdp;
+}
+
/* This function is called to start or restart the FEC during a link
* change. This only happens when switching between half and full
* duplex.
@@ -388,6 +435,8 @@
/* Set maximum receive buffer size. */
writel(PKT_MAXBLR_SIZE, fep->hwp + FEC_R_BUFF_SIZE);
+ fec_enet_bd_init(ndev);
+
/* Set receive and transmit descriptor base. */
writel(fep->bd_dma, fep->hwp + FEC_R_DES_START);
if (fep->bufdesc_ex)
@@ -397,7 +446,6 @@
writel((unsigned long)fep->bd_dma + sizeof(struct bufdesc)
* RX_RING_SIZE, fep->hwp + FEC_X_DES_START);
- fep->cur_rx = fep->rx_bd_base;
for (i = 0; i <= TX_RING_MOD_MASK; i++) {
if (fep->tx_skbuff[i]) {
@@ -954,6 +1002,7 @@
} else {
if (fep->link) {
fec_stop(ndev);
+ fep->link = phy_dev->link;
status_change = 1;
}
}
@@ -1597,8 +1646,6 @@
{
struct fec_enet_private *fep = netdev_priv(ndev);
struct bufdesc *cbd_base;
- struct bufdesc *bdp;
- unsigned int i;
/* Allocate memory for buffer descriptors. */
cbd_base = dma_alloc_coherent(NULL, PAGE_SIZE, &fep->bd_dma,
@@ -1608,6 +1655,7 @@
return -ENOMEM;
}
+ memset(cbd_base, 0, PAGE_SIZE);
spin_lock_init(&fep->hw_lock);
fep->netdev = ndev;
@@ -1631,35 +1679,6 @@
writel(FEC_RX_DISABLED_IMASK, fep->hwp + FEC_IMASK);
netif_napi_add(ndev, &fep->napi, fec_enet_rx_napi, FEC_NAPI_WEIGHT);
- /* Initialize the receive buffer descriptors. */
- bdp = fep->rx_bd_base;
- for (i = 0; i < RX_RING_SIZE; i++) {
-
- /* Initialize the BD for every fragment in the page. */
- bdp->cbd_sc = 0;
- bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex);
- }
-
- /* Set the last buffer to wrap */
- bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex);
- bdp->cbd_sc |= BD_SC_WRAP;
-
- /* ...and the same for transmit */
- bdp = fep->tx_bd_base;
- fep->cur_tx = bdp;
- for (i = 0; i < TX_RING_SIZE; i++) {
-
- /* Initialize the BD for every fragment in the page. */
- bdp->cbd_sc = 0;
- bdp->cbd_bufaddr = 0;
- bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex);
- }
-
- /* Set the last buffer to wrap */
- bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex);
- bdp->cbd_sc |= BD_SC_WRAP;
- fep->dirty_tx = bdp;
-
fec_restart(ndev, 0);
return 0;
diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c
index ec800b0..d2bea3f 100644
--- a/drivers/net/ethernet/intel/e100.c
+++ b/drivers/net/ethernet/intel/e100.c
@@ -870,7 +870,7 @@
}
static int e100_exec_cb(struct nic *nic, struct sk_buff *skb,
- void (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *))
+ int (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *))
{
struct cb *cb;
unsigned long flags;
@@ -888,10 +888,13 @@
nic->cbs_avail--;
cb->skb = skb;
+ err = cb_prepare(nic, cb, skb);
+ if (err)
+ goto err_unlock;
+
if (unlikely(!nic->cbs_avail))
err = -ENOSPC;
- cb_prepare(nic, cb, skb);
/* Order is important otherwise we'll be in a race with h/w:
* set S-bit in current first, then clear S-bit in previous. */
@@ -1091,7 +1094,7 @@
nic->mii.mdio_write = mdio_write;
}
-static void e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb)
+static int e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb)
{
struct config *config = &cb->u.config;
u8 *c = (u8 *)config;
@@ -1181,6 +1184,7 @@
netif_printk(nic, hw, KERN_DEBUG, nic->netdev,
"[16-23]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
c[16], c[17], c[18], c[19], c[20], c[21], c[22], c[23]);
+ return 0;
}
/*************************************************************************
@@ -1331,7 +1335,7 @@
return fw;
}
-static void e100_setup_ucode(struct nic *nic, struct cb *cb,
+static int e100_setup_ucode(struct nic *nic, struct cb *cb,
struct sk_buff *skb)
{
const struct firmware *fw = (void *)skb;
@@ -1358,6 +1362,7 @@
cb->u.ucode[min_size] |= cpu_to_le32((BUNDLESMALL) ? 0xFFFF : 0xFF80);
cb->command = cpu_to_le16(cb_ucode | cb_el);
+ return 0;
}
static inline int e100_load_ucode_wait(struct nic *nic)
@@ -1400,18 +1405,20 @@
return err;
}
-static void e100_setup_iaaddr(struct nic *nic, struct cb *cb,
+static int e100_setup_iaaddr(struct nic *nic, struct cb *cb,
struct sk_buff *skb)
{
cb->command = cpu_to_le16(cb_iaaddr);
memcpy(cb->u.iaaddr, nic->netdev->dev_addr, ETH_ALEN);
+ return 0;
}
-static void e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb)
+static int e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb)
{
cb->command = cpu_to_le16(cb_dump);
cb->u.dump_buffer_addr = cpu_to_le32(nic->dma_addr +
offsetof(struct mem, dump_buf));
+ return 0;
}
static int e100_phy_check_without_mii(struct nic *nic)
@@ -1581,7 +1588,7 @@
return 0;
}
-static void e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb)
+static int e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb)
{
struct net_device *netdev = nic->netdev;
struct netdev_hw_addr *ha;
@@ -1596,6 +1603,7 @@
memcpy(&cb->u.multi.addr[i++ * ETH_ALEN], &ha->addr,
ETH_ALEN);
}
+ return 0;
}
static void e100_set_multicast_list(struct net_device *netdev)
@@ -1756,11 +1764,18 @@
round_jiffies(jiffies + E100_WATCHDOG_PERIOD));
}
-static void e100_xmit_prepare(struct nic *nic, struct cb *cb,
+static int e100_xmit_prepare(struct nic *nic, struct cb *cb,
struct sk_buff *skb)
{
+ dma_addr_t dma_addr;
cb->command = nic->tx_command;
+ dma_addr = pci_map_single(nic->pdev,
+ skb->data, skb->len, PCI_DMA_TODEVICE);
+ /* If we can't map the skb, have the upper layer try later */
+ if (pci_dma_mapping_error(nic->pdev, dma_addr))
+ return -ENOMEM;
+
/*
* Use the last 4 bytes of the SKB payload packet as the CRC, used for
* testing, ie sending frames with bad CRC.
@@ -1777,11 +1792,10 @@
cb->u.tcb.tcb_byte_count = 0;
cb->u.tcb.threshold = nic->tx_threshold;
cb->u.tcb.tbd_count = 1;
- cb->u.tcb.tbd.buf_addr = cpu_to_le32(pci_map_single(nic->pdev,
- skb->data, skb->len, PCI_DMA_TODEVICE));
- /* check for mapping failure? */
+ cb->u.tcb.tbd.buf_addr = cpu_to_le32(dma_addr);
cb->u.tcb.tbd.size = cpu_to_le16(skb->len);
skb_tx_timestamp(skb);
+ return 0;
}
static netdev_tx_t e100_xmit_frame(struct sk_buff *skb,
diff --git a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c
index 43462d5..ffd2871 100644
--- a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c
+++ b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c
@@ -1053,6 +1053,10 @@
txdr->buffer_info[i].dma =
dma_map_single(&pdev->dev, skb->data, skb->len,
DMA_TO_DEVICE);
+ if (dma_mapping_error(&pdev->dev, txdr->buffer_info[i].dma)) {
+ ret_val = 4;
+ goto err_nomem;
+ }
tx_desc->buffer_addr = cpu_to_le64(txdr->buffer_info[i].dma);
tx_desc->lower.data = cpu_to_le32(skb->len);
tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP |
@@ -1069,7 +1073,7 @@
rxdr->buffer_info = kcalloc(rxdr->count, sizeof(struct e1000_buffer),
GFP_KERNEL);
if (!rxdr->buffer_info) {
- ret_val = 4;
+ ret_val = 5;
goto err_nomem;
}
@@ -1077,7 +1081,7 @@
rxdr->desc = dma_alloc_coherent(&pdev->dev, rxdr->size, &rxdr->dma,
GFP_KERNEL);
if (!rxdr->desc) {
- ret_val = 5;
+ ret_val = 6;
goto err_nomem;
}
memset(rxdr->desc, 0, rxdr->size);
@@ -1101,7 +1105,7 @@
skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN, GFP_KERNEL);
if (!skb) {
- ret_val = 6;
+ ret_val = 7;
goto err_nomem;
}
skb_reserve(skb, NET_IP_ALIGN);
@@ -1110,6 +1114,10 @@
rxdr->buffer_info[i].dma =
dma_map_single(&pdev->dev, skb->data,
E1000_RXBUFFER_2048, DMA_FROM_DEVICE);
+ if (dma_mapping_error(&pdev->dev, rxdr->buffer_info[i].dma)) {
+ ret_val = 8;
+ goto err_nomem;
+ }
rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma);
memset(skb->data, 0x00, skb->len);
}
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index 948b86ff..7e615e2 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -848,11 +848,16 @@
}
}
- if (!buffer_info->dma)
+ if (!buffer_info->dma) {
buffer_info->dma = dma_map_page(&pdev->dev,
buffer_info->page, 0,
PAGE_SIZE,
DMA_FROM_DEVICE);
+ if (dma_mapping_error(&pdev->dev, buffer_info->dma)) {
+ adapter->alloc_rx_buff_failed++;
+ break;
+ }
+ }
rx_desc = E1000_RX_DESC_EXT(*rx_ring, i);
rx_desc->read.buffer_addr = cpu_to_le64(buffer_info->dma);
diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h
index 2515140..ab577a7 100644
--- a/drivers/net/ethernet/intel/igb/igb.h
+++ b/drivers/net/ethernet/intel/igb/igb.h
@@ -284,18 +284,10 @@
enum e1000_ring_flags_t {
IGB_RING_FLAG_RX_SCTP_CSUM,
IGB_RING_FLAG_RX_LB_VLAN_BSWAP,
- IGB_RING_FLAG_RX_BUILD_SKB_ENABLED,
IGB_RING_FLAG_TX_CTX_IDX,
IGB_RING_FLAG_TX_DETECT_HANG
};
-#define ring_uses_build_skb(ring) \
- test_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags)
-#define set_ring_build_skb_enabled(ring) \
- set_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags)
-#define clear_ring_build_skb_enabled(ring) \
- clear_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags)
-
#define IGB_TXD_DCMD (E1000_ADVTXD_DCMD_EOP | E1000_ADVTXD_DCMD_RS)
#define IGB_RX_DESC(R, i) \
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 8496adf..64f7529 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -3350,20 +3350,6 @@
wr32(E1000_RXDCTL(reg_idx), rxdctl);
}
-static void igb_set_rx_buffer_len(struct igb_adapter *adapter,
- struct igb_ring *rx_ring)
-{
-#define IGB_MAX_BUILD_SKB_SIZE \
- (SKB_WITH_OVERHEAD(IGB_RX_BUFSZ) - \
- (NET_SKB_PAD + NET_IP_ALIGN + IGB_TS_HDR_LEN))
-
- /* set build_skb flag */
- if (adapter->max_frame_size <= IGB_MAX_BUILD_SKB_SIZE)
- set_ring_build_skb_enabled(rx_ring);
- else
- clear_ring_build_skb_enabled(rx_ring);
-}
-
/**
* igb_configure_rx - Configure receive Unit after Reset
* @adapter: board private structure
@@ -3383,11 +3369,8 @@
/* Setup the HW Rx Head and Tail Descriptor Pointers and
* the Base and Length of the Rx Descriptor Ring */
- for (i = 0; i < adapter->num_rx_queues; i++) {
- struct igb_ring *rx_ring = adapter->rx_ring[i];
- igb_set_rx_buffer_len(adapter, rx_ring);
- igb_configure_rx_ring(adapter, rx_ring);
- }
+ for (i = 0; i < adapter->num_rx_queues; i++)
+ igb_configure_rx_ring(adapter, adapter->rx_ring[i]);
}
/**
@@ -6203,78 +6186,6 @@
return igb_can_reuse_rx_page(rx_buffer, page, truesize);
}
-static struct sk_buff *igb_build_rx_buffer(struct igb_ring *rx_ring,
- union e1000_adv_rx_desc *rx_desc)
-{
- struct igb_rx_buffer *rx_buffer;
- struct sk_buff *skb;
- struct page *page;
- void *page_addr;
- unsigned int size = le16_to_cpu(rx_desc->wb.upper.length);
-#if (PAGE_SIZE < 8192)
- unsigned int truesize = IGB_RX_BUFSZ;
-#else
- unsigned int truesize = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) +
- SKB_DATA_ALIGN(NET_SKB_PAD +
- NET_IP_ALIGN +
- size);
-#endif
-
- /* If we spanned a buffer we have a huge mess so test for it */
- BUG_ON(unlikely(!igb_test_staterr(rx_desc, E1000_RXD_STAT_EOP)));
-
- rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean];
- page = rx_buffer->page;
- prefetchw(page);
-
- page_addr = page_address(page) + rx_buffer->page_offset;
-
- /* prefetch first cache line of first page */
- prefetch(page_addr + NET_SKB_PAD + NET_IP_ALIGN);
-#if L1_CACHE_BYTES < 128
- prefetch(page_addr + L1_CACHE_BYTES + NET_SKB_PAD + NET_IP_ALIGN);
-#endif
-
- /* build an skb to around the page buffer */
- skb = build_skb(page_addr, truesize);
- if (unlikely(!skb)) {
- rx_ring->rx_stats.alloc_failed++;
- return NULL;
- }
-
- /* we are reusing so sync this buffer for CPU use */
- dma_sync_single_range_for_cpu(rx_ring->dev,
- rx_buffer->dma,
- rx_buffer->page_offset,
- IGB_RX_BUFSZ,
- DMA_FROM_DEVICE);
-
- /* update pointers within the skb to store the data */
- skb_reserve(skb, NET_IP_ALIGN + NET_SKB_PAD);
- __skb_put(skb, size);
-
- /* pull timestamp out of packet data */
- if (igb_test_staterr(rx_desc, E1000_RXDADV_STAT_TSIP)) {
- igb_ptp_rx_pktstamp(rx_ring->q_vector, skb->data, skb);
- __skb_pull(skb, IGB_TS_HDR_LEN);
- }
-
- if (igb_can_reuse_rx_page(rx_buffer, page, truesize)) {
- /* hand second half of page back to the ring */
- igb_reuse_rx_page(rx_ring, rx_buffer);
- } else {
- /* we are not reusing the buffer so unmap it */
- dma_unmap_page(rx_ring->dev, rx_buffer->dma,
- PAGE_SIZE, DMA_FROM_DEVICE);
- }
-
- /* clear contents of buffer_info */
- rx_buffer->dma = 0;
- rx_buffer->page = NULL;
-
- return skb;
-}
-
static struct sk_buff *igb_fetch_rx_buffer(struct igb_ring *rx_ring,
union e1000_adv_rx_desc *rx_desc,
struct sk_buff *skb)
@@ -6690,10 +6601,7 @@
rmb();
/* retrieve a buffer from the ring */
- if (ring_uses_build_skb(rx_ring))
- skb = igb_build_rx_buffer(rx_ring, rx_desc);
- else
- skb = igb_fetch_rx_buffer(rx_ring, rx_desc, skb);
+ skb = igb_fetch_rx_buffer(rx_ring, rx_desc, skb);
/* exit if we failed to retrieve a buffer */
if (!skb)
@@ -6780,14 +6688,6 @@
return true;
}
-static inline unsigned int igb_rx_offset(struct igb_ring *rx_ring)
-{
- if (ring_uses_build_skb(rx_ring))
- return NET_SKB_PAD + NET_IP_ALIGN;
- else
- return 0;
-}
-
/**
* igb_alloc_rx_buffers - Replace used receive buffers; packet split
* @adapter: address of board private structure
@@ -6814,9 +6714,7 @@
* Refresh the desc even if buffer_addrs didn't change
* because each write-back erases this info.
*/
- rx_desc->read.pkt_addr = cpu_to_le64(bi->dma +
- bi->page_offset +
- igb_rx_offset(rx_ring));
+ rx_desc->read.pkt_addr = cpu_to_le64(bi->dma + bi->page_offset);
rx_desc++;
bi++;
diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/drivers/net/ethernet/intel/ixgb/ixgb_main.c
index ea48083..b5f94ab 100644
--- a/drivers/net/ethernet/intel/ixgb/ixgb_main.c
+++ b/drivers/net/ethernet/intel/ixgb/ixgb_main.c
@@ -2159,6 +2159,10 @@
skb->data,
adapter->rx_buffer_len,
DMA_FROM_DEVICE);
+ if (dma_mapping_error(&pdev->dev, buffer_info->dma)) {
+ adapter->alloc_rx_buff_failed++;
+ break;
+ }
rx_desc = IXGB_RX_DESC(*rx_ring, i);
rx_desc->buff_addr = cpu_to_le64(buffer_info->dma);
@@ -2168,7 +2172,8 @@
rx_desc->status = 0;
- if (++i == rx_ring->count) i = 0;
+ if (++i == rx_ring->count)
+ i = 0;
buffer_info = &rx_ring->buffer_info[i];
}
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index db5611a..79f4a26 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -7922,12 +7922,19 @@
ixgbe_dbg_init();
#endif /* CONFIG_DEBUG_FS */
+ ret = pci_register_driver(&ixgbe_driver);
+ if (ret) {
+#ifdef CONFIG_DEBUG_FS
+ ixgbe_dbg_exit();
+#endif /* CONFIG_DEBUG_FS */
+ return ret;
+ }
+
#ifdef CONFIG_IXGBE_DCA
dca_register_notify(&dca_notifier);
#endif
- ret = pci_register_driver(&ixgbe_driver);
- return ret;
+ return 0;
}
module_init(ixgbe_init_module);
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
index d44b4d2..97e3366 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
@@ -1049,6 +1049,12 @@
if ((vf >= adapter->num_vfs) || (vlan > 4095) || (qos > 7))
return -EINVAL;
if (vlan || qos) {
+ if (adapter->vfinfo[vf].pf_vlan)
+ err = ixgbe_set_vf_vlan(adapter, false,
+ adapter->vfinfo[vf].pf_vlan,
+ vf);
+ if (err)
+ goto out;
err = ixgbe_set_vf_vlan(adapter, true, vlan, vf);
if (err)
goto out;
diff --git a/drivers/net/ethernet/marvell/Kconfig b/drivers/net/ethernet/marvell/Kconfig
index edfba93..434e33c 100644
--- a/drivers/net/ethernet/marvell/Kconfig
+++ b/drivers/net/ethernet/marvell/Kconfig
@@ -33,6 +33,7 @@
config MVMDIO
tristate "Marvell MDIO interface support"
+ select PHYLIB
---help---
This driver supports the MDIO interface found in the network
interface units of the Marvell EBU SoCs (Kirkwood, Orion5x,
@@ -45,7 +46,6 @@
config MVNETA
tristate "Marvell Armada 370/XP network interface support"
depends on MACH_ARMADA_370_XP
- select PHYLIB
select MVMDIO
---help---
This driver supports the network interface units in the
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index cd345b8..a47a097 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -374,7 +374,6 @@
static int txq_number = 8;
static int rxq_def;
-static int txq_def;
#define MVNETA_DRIVER_NAME "mvneta"
#define MVNETA_DRIVER_VERSION "1.0"
@@ -1475,7 +1474,8 @@
static int mvneta_tx(struct sk_buff *skb, struct net_device *dev)
{
struct mvneta_port *pp = netdev_priv(dev);
- struct mvneta_tx_queue *txq = &pp->txqs[txq_def];
+ u16 txq_id = skb_get_queue_mapping(skb);
+ struct mvneta_tx_queue *txq = &pp->txqs[txq_id];
struct mvneta_tx_desc *tx_desc;
struct netdev_queue *nq;
int frags = 0;
@@ -1485,7 +1485,7 @@
goto out;
frags = skb_shinfo(skb)->nr_frags + 1;
- nq = netdev_get_tx_queue(dev, txq_def);
+ nq = netdev_get_tx_queue(dev, txq_id);
/* Get a descriptor for the first part of the packet */
tx_desc = mvneta_txq_next_desc_get(txq);
@@ -2689,7 +2689,7 @@
return -EINVAL;
}
- dev = alloc_etherdev_mq(sizeof(struct mvneta_port), 8);
+ dev = alloc_etherdev_mqs(sizeof(struct mvneta_port), txq_number, rxq_number);
if (!dev)
return -ENOMEM;
@@ -2771,16 +2771,17 @@
netif_napi_add(dev, &pp->napi, mvneta_poll, pp->weight);
+ dev->features = NETIF_F_SG | NETIF_F_IP_CSUM;
+ dev->hw_features |= NETIF_F_SG | NETIF_F_IP_CSUM;
+ dev->vlan_features |= NETIF_F_SG | NETIF_F_IP_CSUM;
+ dev->priv_flags |= IFF_UNICAST_FLT;
+
err = register_netdev(dev);
if (err < 0) {
dev_err(&pdev->dev, "failed to register\n");
goto err_deinit;
}
- dev->features = NETIF_F_SG | NETIF_F_IP_CSUM;
- dev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM;
- dev->priv_flags |= IFF_UNICAST_FLT;
-
netdev_info(dev, "mac: %pM\n", dev->dev_addr);
platform_set_drvdata(pdev, pp->dev);
@@ -2843,4 +2844,3 @@
module_param(txq_number, int, S_IRUGO);
module_param(rxq_def, int, S_IRUGO);
-module_param(txq_def, int, S_IRUGO);
diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c
index fc07ca3..6a0e671 100644
--- a/drivers/net/ethernet/marvell/sky2.c
+++ b/drivers/net/ethernet/marvell/sky2.c
@@ -1067,7 +1067,7 @@
sky2_write32(hw, RB_ADDR(q, RB_RX_UTHP), tp);
sky2_write32(hw, RB_ADDR(q, RB_RX_LTHP), space/2);
- tp = space - 2048/8;
+ tp = space - 8192/8;
sky2_write32(hw, RB_ADDR(q, RB_RX_UTPP), tp);
sky2_write32(hw, RB_ADDR(q, RB_RX_LTPP), space/4);
} else {
diff --git a/drivers/net/ethernet/marvell/sky2.h b/drivers/net/ethernet/marvell/sky2.h
index 615ac63..ec6dcd8 100644
--- a/drivers/net/ethernet/marvell/sky2.h
+++ b/drivers/net/ethernet/marvell/sky2.h
@@ -2074,7 +2074,7 @@
GM_IS_RX_FF_OR = 1<<1, /* Receive FIFO Overrun */
GM_IS_RX_COMPL = 1<<0, /* Frame Reception Complete */
-#define GMAC_DEF_MSK GM_IS_TX_FF_UR
+#define GMAC_DEF_MSK (GM_IS_TX_FF_UR | GM_IS_RX_FF_OR)
};
/* GMAC_LINK_CTRL 16 bit GMAC Link Control Reg (YUKON only) */
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index f278b10..30d78f8 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -411,8 +411,8 @@
static void mlx4_en_u64_to_mac(unsigned char dst_mac[ETH_ALEN + 2], u64 src_mac)
{
- unsigned int i;
- for (i = ETH_ALEN - 1; i; --i) {
+ int i;
+ for (i = ETH_ALEN - 1; i >= 0; --i) {
dst_mac[i] = src_mac & 0xff;
src_mac >>= 8;
}
diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c
index 33bcb63..8fb4812 100644
--- a/drivers/net/ethernet/micrel/ks8851.c
+++ b/drivers/net/ethernet/micrel/ks8851.c
@@ -528,7 +528,7 @@
for (; rxfc != 0; rxfc--) {
rxh = ks8851_rdreg32(ks, KS_RXFHSR);
rxstat = rxh & 0xffff;
- rxlen = rxh >> 16;
+ rxlen = (rxh >> 16) & 0xfff;
netif_dbg(ks, rx_status, ks->netdev,
"rx: stat 0x%04x, len 0x%04x\n", rxstat, rxlen);
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
index cd5ae88..edd63f1 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
@@ -1500,6 +1500,12 @@
}
} while ((adapter->ahw->linkup && ahw->has_link_events) != 1);
+ /* Make sure carrier is off and queue is stopped during loopback */
+ if (netif_running(netdev)) {
+ netif_carrier_off(netdev);
+ netif_stop_queue(netdev);
+ }
+
ret = qlcnic_do_lb_test(adapter, mode);
qlcnic_83xx_clear_lb_mode(adapter, mode);
@@ -2780,6 +2786,7 @@
void qlcnic_83xx_get_stats(struct qlcnic_adapter *adapter, u64 *data)
{
struct qlcnic_cmd_args cmd;
+ struct net_device *netdev = adapter->netdev;
int ret = 0;
qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_STATISTICS);
@@ -2789,7 +2796,7 @@
data = qlcnic_83xx_fill_stats(adapter, &cmd, data,
QLC_83XX_STAT_TX, &ret);
if (ret) {
- dev_info(&adapter->pdev->dev, "Error getting MAC stats\n");
+ netdev_err(netdev, "Error getting Tx stats\n");
goto out;
}
/* Get MAC stats */
@@ -2799,8 +2806,7 @@
data = qlcnic_83xx_fill_stats(adapter, &cmd, data,
QLC_83XX_STAT_MAC, &ret);
if (ret) {
- dev_info(&adapter->pdev->dev,
- "Error getting Rx stats\n");
+ netdev_err(netdev, "Error getting MAC stats\n");
goto out;
}
/* Get Rx stats */
@@ -2810,8 +2816,7 @@
data = qlcnic_83xx_fill_stats(adapter, &cmd, data,
QLC_83XX_STAT_RX, &ret);
if (ret)
- dev_info(&adapter->pdev->dev,
- "Error getting Tx stats\n");
+ netdev_err(netdev, "Error getting Rx stats\n");
out:
qlcnic_free_mbx_args(&cmd);
}
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
index 0e63006..5fa847f 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
@@ -358,8 +358,7 @@
memcpy(&first_desc->eth_addr, skb->data, ETH_ALEN);
}
opcode = TX_ETHER_PKT;
- if ((adapter->netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) &&
- skb_shinfo(skb)->gso_size > 0) {
+ if (skb_is_gso(skb)) {
hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
first_desc->mss = cpu_to_le16(skb_shinfo(skb)->gso_size);
first_desc->total_hdr_length = hdr_len;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
index 987fb6f..5ef328a 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
@@ -200,10 +200,10 @@
}
err = qlcnic_config_led(adapter, b_state, b_rate);
- if (!err)
+ if (!err) {
err = len;
- else
ahw->beacon_state = b_state;
+ }
if (test_and_clear_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state))
qlcnic_diag_free_res(adapter->netdev, max_sds_rings);
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge.h b/drivers/net/ethernet/qlogic/qlge/qlge.h
index a131d7b..7e8d682 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge.h
+++ b/drivers/net/ethernet/qlogic/qlge/qlge.h
@@ -18,7 +18,7 @@
*/
#define DRV_NAME "qlge"
#define DRV_STRING "QLogic 10 Gigabit PCI-E Ethernet Driver "
-#define DRV_VERSION "v1.00.00.31"
+#define DRV_VERSION "v1.00.00.32"
#define WQ_ADDR_ALIGN 0x3 /* 4 byte alignment */
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c b/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
index 6f316ab..0780e03 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
@@ -379,13 +379,13 @@
ecmd->supported = SUPPORTED_10000baseT_Full;
ecmd->advertising = ADVERTISED_10000baseT_Full;
- ecmd->autoneg = AUTONEG_ENABLE;
ecmd->transceiver = XCVR_EXTERNAL;
if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
STS_LINK_TYPE_10GBASET) {
ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
ecmd->advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
ecmd->port = PORT_TP;
+ ecmd->autoneg = AUTONEG_ENABLE;
} else {
ecmd->supported |= SUPPORTED_FIBRE;
ecmd->advertising |= ADVERTISED_FIBRE;
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
index b13ab54..8033555 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
@@ -1434,11 +1434,13 @@
}
/* Categorizing receive firmware frame errors */
-static void ql_categorize_rx_err(struct ql_adapter *qdev, u8 rx_err)
+static void ql_categorize_rx_err(struct ql_adapter *qdev, u8 rx_err,
+ struct rx_ring *rx_ring)
{
struct nic_stats *stats = &qdev->nic_stats;
stats->rx_err_count++;
+ rx_ring->rx_errors++;
switch (rx_err & IB_MAC_IOCB_RSP_ERR_MASK) {
case IB_MAC_IOCB_RSP_ERR_CODE_ERR:
@@ -1474,6 +1476,12 @@
struct bq_desc *lbq_desc = ql_get_curr_lchunk(qdev, rx_ring);
struct napi_struct *napi = &rx_ring->napi;
+ /* Frame error, so drop the packet. */
+ if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
+ ql_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring);
+ put_page(lbq_desc->p.pg_chunk.page);
+ return;
+ }
napi->dev = qdev->ndev;
skb = napi_get_frags(napi);
@@ -1529,6 +1537,12 @@
addr = lbq_desc->p.pg_chunk.va;
prefetch(addr);
+ /* Frame error, so drop the packet. */
+ if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
+ ql_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring);
+ goto err_out;
+ }
+
/* The max framesize filter on this chip is set higher than
* MTU since FCoE uses 2k frames.
*/
@@ -1614,6 +1628,13 @@
memcpy(skb_put(new_skb, length), skb->data, length);
skb = new_skb;
+ /* Frame error, so drop the packet. */
+ if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
+ ql_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring);
+ dev_kfree_skb_any(skb);
+ return;
+ }
+
/* loopback self test for ethtool */
if (test_bit(QL_SELFTEST, &qdev->flags)) {
ql_check_lb_frame(qdev, skb);
@@ -1919,6 +1940,13 @@
return;
}
+ /* Frame error, so drop the packet. */
+ if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
+ ql_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring);
+ dev_kfree_skb_any(skb);
+ return;
+ }
+
/* The max framesize filter on this chip is set higher than
* MTU since FCoE uses 2k frames.
*/
@@ -2000,12 +2028,6 @@
QL_DUMP_IB_MAC_RSP(ib_mac_rsp);
- /* Frame error, so drop the packet. */
- if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
- ql_categorize_rx_err(qdev, ib_mac_rsp->flags2);
- return (unsigned long)length;
- }
-
if (ib_mac_rsp->flags4 & IB_MAC_IOCB_RSP_HV) {
/* The data and headers are split into
* separate buffers.
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 28fb50a..4ecbe64 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -3818,6 +3818,30 @@
}
}
+static void rtl_speed_down(struct rtl8169_private *tp)
+{
+ u32 adv;
+ int lpa;
+
+ rtl_writephy(tp, 0x1f, 0x0000);
+ lpa = rtl_readphy(tp, MII_LPA);
+
+ if (lpa & (LPA_10HALF | LPA_10FULL))
+ adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full;
+ else if (lpa & (LPA_100HALF | LPA_100FULL))
+ adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
+ ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full;
+ else
+ adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
+ ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
+ (tp->mii.supports_gmii ?
+ ADVERTISED_1000baseT_Half |
+ ADVERTISED_1000baseT_Full : 0);
+
+ rtl8169_set_speed(tp->dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL,
+ adv);
+}
+
static void rtl_wol_suspend_quirk(struct rtl8169_private *tp)
{
void __iomem *ioaddr = tp->mmio_addr;
@@ -3848,9 +3872,7 @@
if (!(__rtl8169_get_wol(tp) & WAKE_ANY))
return false;
- rtl_writephy(tp, 0x1f, 0x0000);
- rtl_writephy(tp, MII_BMCR, 0x0000);
-
+ rtl_speed_down(tp);
rtl_wol_suspend_quirk(tp);
return true;
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index bf5e3cf..6ed333f 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -1216,10 +1216,7 @@
if (felic_stat & ECSR_LCHNG) {
/* Link Changed */
if (mdp->cd->no_psr || mdp->no_ether_link) {
- if (mdp->link == PHY_DOWN)
- link_stat = 0;
- else
- link_stat = PHY_ST_LINK;
+ goto ignore_link;
} else {
link_stat = (sh_eth_read(ndev, PSR));
if (mdp->ether_link_active_low)
@@ -1242,6 +1239,7 @@
}
}
+ignore_link:
if (intr_status & EESR_TWB) {
/* Write buck end. unused write back interrupt */
if (intr_status & EESR_TABT) /* Transmit Abort int */
@@ -1326,12 +1324,18 @@
struct sh_eth_private *mdp = netdev_priv(ndev);
struct sh_eth_cpu_data *cd = mdp->cd;
irqreturn_t ret = IRQ_NONE;
- u32 intr_status = 0;
+ unsigned long intr_status;
spin_lock(&mdp->lock);
- /* Get interrpt stat */
+ /* Get interrupt status */
intr_status = sh_eth_read(ndev, EESR);
+ /* Mask it with the interrupt mask, forcing ECI interrupt to be always
+ * enabled since it's the one that comes thru regardless of the mask,
+ * and we need to fully handle it in sh_eth_error() in order to quench
+ * it as it doesn't get cleared by just writing 1 to the ECI bit...
+ */
+ intr_status &= sh_eth_read(ndev, EESIPR) | DMAC_M_ECI;
/* Clear interrupt */
if (intr_status & (EESR_FRC | EESR_RMAF | EESR_RRF |
EESR_RTLF | EESR_RTSF | EESR_PRE | EESR_CERF |
@@ -1373,7 +1377,7 @@
struct phy_device *phydev = mdp->phydev;
int new_state = 0;
- if (phydev->link != PHY_DOWN) {
+ if (phydev->link) {
if (phydev->duplex != mdp->duplex) {
new_state = 1;
mdp->duplex = phydev->duplex;
@@ -1387,17 +1391,21 @@
if (mdp->cd->set_rate)
mdp->cd->set_rate(ndev);
}
- if (mdp->link == PHY_DOWN) {
+ if (!mdp->link) {
sh_eth_write(ndev,
(sh_eth_read(ndev, ECMR) & ~ECMR_TXF), ECMR);
new_state = 1;
mdp->link = phydev->link;
+ if (mdp->cd->no_psr || mdp->no_ether_link)
+ sh_eth_rcv_snd_enable(ndev);
}
} else if (mdp->link) {
new_state = 1;
- mdp->link = PHY_DOWN;
+ mdp->link = 0;
mdp->speed = 0;
mdp->duplex = -1;
+ if (mdp->cd->no_psr || mdp->no_ether_link)
+ sh_eth_rcv_snd_disable(ndev);
}
if (new_state && netif_msg_link(mdp))
@@ -1414,7 +1422,7 @@
snprintf(phy_id, sizeof(phy_id), PHY_ID_FMT,
mdp->mii_bus->id , mdp->phy_id);
- mdp->link = PHY_DOWN;
+ mdp->link = 0;
mdp->speed = 0;
mdp->duplex = -1;
diff --git a/drivers/net/ethernet/renesas/sh_eth.h b/drivers/net/ethernet/renesas/sh_eth.h
index e665567..828be45 100644
--- a/drivers/net/ethernet/renesas/sh_eth.h
+++ b/drivers/net/ethernet/renesas/sh_eth.h
@@ -723,7 +723,7 @@
u32 phy_id; /* PHY ID */
struct mii_bus *mii_bus; /* MDIO bus control */
struct phy_device *phydev; /* PHY device control */
- enum phy_state link;
+ int link;
phy_interface_t phy_interface;
int msg_enable;
int speed;
diff --git a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
index 0c74a70..50617c5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
@@ -149,6 +149,7 @@
{
writel(MMC_DEFAULT_MASK, ioaddr + MMC_RX_INTR_MASK);
writel(MMC_DEFAULT_MASK, ioaddr + MMC_TX_INTR_MASK);
+ writel(MMC_DEFAULT_MASK, ioaddr + MMC_RX_IPC_INTR_MASK);
}
/* This reads the MAC core counters (if actaully supported).
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index df32a09..4781d3d 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -436,7 +436,7 @@
* queue is stopped then start the queue as we have free desc for tx
*/
if (unlikely(netif_queue_stopped(ndev)))
- netif_start_queue(ndev);
+ netif_wake_queue(ndev);
cpts_tx_timestamp(priv->cpts, skb);
priv->stats.tx_packets++;
priv->stats.tx_bytes += len;
@@ -1380,7 +1380,7 @@
memcpy(slave_data->mac_addr, mac_addr, ETH_ALEN);
if (data->dual_emac) {
- if (of_property_read_u32(node, "dual_emac_res_vlan",
+ if (of_property_read_u32(slave_node, "dual_emac_res_vlan",
&prop)) {
pr_err("Missing dual_emac_res_vlan in DT.\n");
slave_data->dual_emac_res_vlan = i+1;
diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c
index ae1b77a..72300bc 100644
--- a/drivers/net/ethernet/ti/davinci_emac.c
+++ b/drivers/net/ethernet/ti/davinci_emac.c
@@ -1053,7 +1053,7 @@
* queue is stopped then start the queue as we have free desc for tx
*/
if (unlikely(netif_queue_stopped(ndev)))
- netif_start_queue(ndev);
+ netif_wake_queue(ndev);
ndev->stats.tx_packets++;
ndev->stats.tx_bytes += len;
dev_kfree_skb_any(skb);
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 1cd7748..f5f0f09 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -470,8 +470,10 @@
packet->trans_id;
/* Notify the layer above us */
- nvsc_packet->completion.send.send_completion(
- nvsc_packet->completion.send.send_completion_ctx);
+ if (nvsc_packet)
+ nvsc_packet->completion.send.send_completion(
+ nvsc_packet->completion.send.
+ send_completion_ctx);
num_outstanding_sends =
atomic_dec_return(&net_device->num_outstanding_sends);
@@ -498,6 +500,7 @@
int ret = 0;
struct nvsp_message sendMessage;
struct net_device *ndev;
+ u64 req_id;
net_device = get_outbound_net_device(device);
if (!net_device)
@@ -518,20 +521,24 @@
0xFFFFFFFF;
sendMessage.msg.v1_msg.send_rndis_pkt.send_buf_section_size = 0;
+ if (packet->completion.send.send_completion)
+ req_id = (u64)packet;
+ else
+ req_id = 0;
+
if (packet->page_buf_cnt) {
ret = vmbus_sendpacket_pagebuffer(device->channel,
packet->page_buf,
packet->page_buf_cnt,
&sendMessage,
sizeof(struct nvsp_message),
- (unsigned long)packet);
+ req_id);
} else {
ret = vmbus_sendpacket(device->channel, &sendMessage,
sizeof(struct nvsp_message),
- (unsigned long)packet,
+ req_id,
VM_PKT_DATA_INBAND,
VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED);
-
}
if (ret == 0) {
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 5f85205..8341b62 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -241,13 +241,11 @@
if (status == 1) {
netif_carrier_on(net);
- netif_wake_queue(net);
ndev_ctx = netdev_priv(net);
schedule_delayed_work(&ndev_ctx->dwork, 0);
schedule_delayed_work(&ndev_ctx->dwork, msecs_to_jiffies(20));
} else {
netif_carrier_off(net);
- netif_tx_disable(net);
}
}
diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
index 2b657d4..0775f0a 100644
--- a/drivers/net/hyperv/rndis_filter.c
+++ b/drivers/net/hyperv/rndis_filter.c
@@ -61,9 +61,6 @@
static void rndis_filter_send_completion(void *ctx);
-static void rndis_filter_send_request_completion(void *ctx);
-
-
static struct rndis_device *get_rndis_device(void)
{
@@ -241,10 +238,7 @@
packet->page_buf[0].len;
}
- packet->completion.send.send_completion_ctx = req;/* packet; */
- packet->completion.send.send_completion =
- rndis_filter_send_request_completion;
- packet->completion.send.send_completion_tid = (unsigned long)dev;
+ packet->completion.send.send_completion = NULL;
ret = netvsc_send(dev->net_dev->dev, packet);
return ret;
@@ -999,9 +993,3 @@
/* Pass it back to the original handler */
filter_pkt->completion(filter_pkt->completion_ctx);
}
-
-
-static void rndis_filter_send_request_completion(void *ctx)
-{
- /* Noop */
-}
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index b7c457a..729ed53 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1594,7 +1594,7 @@
if (tun->flags & TUN_TAP_MQ &&
(tun->numqueues + tun->numdisabled > 1))
- return err;
+ return -EBUSY;
}
else {
char *name;
diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c
index 16c8429..6bd91676 100644
--- a/drivers/net/usb/cdc_mbim.c
+++ b/drivers/net/usb/cdc_mbim.c
@@ -134,7 +134,7 @@
goto error;
if (skb) {
- if (skb->len <= sizeof(ETH_HLEN))
+ if (skb->len <= ETH_HLEN)
goto error;
/* mapping VLANs to MBIM sessions:
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 968d5d5..2a3579f 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -13,6 +13,7 @@
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/ethtool.h>
+#include <linux/etherdevice.h>
#include <linux/mii.h>
#include <linux/usb.h>
#include <linux/usb/cdc.h>
@@ -52,6 +53,96 @@
struct usb_interface *data;
};
+/* default ethernet address used by the modem */
+static const u8 default_modem_addr[ETH_ALEN] = {0x02, 0x50, 0xf3};
+
+/* Make up an ethernet header if the packet doesn't have one.
+ *
+ * A firmware bug common among several devices cause them to send raw
+ * IP packets under some circumstances. There is no way for the
+ * driver/host to know when this will happen. And even when the bug
+ * hits, some packets will still arrive with an intact header.
+ *
+ * The supported devices are only capably of sending IPv4, IPv6 and
+ * ARP packets on a point-to-point link. Any packet with an ethernet
+ * header will have either our address or a broadcast/multicast
+ * address as destination. ARP packets will always have a header.
+ *
+ * This means that this function will reliably add the appropriate
+ * header iff necessary, provided our hardware address does not start
+ * with 4 or 6.
+ *
+ * Another common firmware bug results in all packets being addressed
+ * to 00:a0:c6:00:00:00 despite the host address being different.
+ * This function will also fixup such packets.
+ */
+static int qmi_wwan_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+ __be16 proto;
+
+ /* usbnet rx_complete guarantees that skb->len is at least
+ * hard_header_len, so we can inspect the dest address without
+ * checking skb->len
+ */
+ switch (skb->data[0] & 0xf0) {
+ case 0x40:
+ proto = htons(ETH_P_IP);
+ break;
+ case 0x60:
+ proto = htons(ETH_P_IPV6);
+ break;
+ case 0x00:
+ if (is_multicast_ether_addr(skb->data))
+ return 1;
+ /* possibly bogus destination - rewrite just in case */
+ skb_reset_mac_header(skb);
+ goto fix_dest;
+ default:
+ /* pass along other packets without modifications */
+ return 1;
+ }
+ if (skb_headroom(skb) < ETH_HLEN)
+ return 0;
+ skb_push(skb, ETH_HLEN);
+ skb_reset_mac_header(skb);
+ eth_hdr(skb)->h_proto = proto;
+ memset(eth_hdr(skb)->h_source, 0, ETH_ALEN);
+fix_dest:
+ memcpy(eth_hdr(skb)->h_dest, dev->net->dev_addr, ETH_ALEN);
+ return 1;
+}
+
+/* very simplistic detection of IPv4 or IPv6 headers */
+static bool possibly_iphdr(const char *data)
+{
+ return (data[0] & 0xd0) == 0x40;
+}
+
+/* disallow addresses which may be confused with IP headers */
+static int qmi_wwan_mac_addr(struct net_device *dev, void *p)
+{
+ int ret;
+ struct sockaddr *addr = p;
+
+ ret = eth_prepare_mac_addr_change(dev, p);
+ if (ret < 0)
+ return ret;
+ if (possibly_iphdr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+ eth_commit_mac_addr_change(dev, p);
+ return 0;
+}
+
+static const struct net_device_ops qmi_wwan_netdev_ops = {
+ .ndo_open = usbnet_open,
+ .ndo_stop = usbnet_stop,
+ .ndo_start_xmit = usbnet_start_xmit,
+ .ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_change_mtu = usbnet_change_mtu,
+ .ndo_set_mac_address = qmi_wwan_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
/* using a counter to merge subdriver requests with our own into a combined state */
static int qmi_wwan_manage_power(struct usbnet *dev, int on)
{
@@ -229,6 +320,18 @@
usb_driver_release_interface(driver, info->data);
}
+ /* Never use the same address on both ends of the link, even
+ * if the buggy firmware told us to.
+ */
+ if (!compare_ether_addr(dev->net->dev_addr, default_modem_addr))
+ eth_hw_addr_random(dev->net);
+
+ /* make MAC addr easily distinguishable from an IP header */
+ if (possibly_iphdr(dev->net->dev_addr)) {
+ dev->net->dev_addr[0] |= 0x02; /* set local assignment bit */
+ dev->net->dev_addr[0] &= 0xbf; /* clear "IP" bit */
+ }
+ dev->net->netdev_ops = &qmi_wwan_netdev_ops;
err:
return status;
}
@@ -307,6 +410,7 @@
.bind = qmi_wwan_bind,
.unbind = qmi_wwan_unbind,
.manage_power = qmi_wwan_manage_power,
+ .rx_fixup = qmi_wwan_rx_fixup,
};
#define HUAWEI_VENDOR_ID 0x12D1
diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c
index 9abe517..1a15ec1 100644
--- a/drivers/net/usb/smsc75xx.c
+++ b/drivers/net/usb/smsc75xx.c
@@ -914,8 +914,12 @@
static int smsc75xx_change_mtu(struct net_device *netdev, int new_mtu)
{
struct usbnet *dev = netdev_priv(netdev);
+ int ret;
- int ret = smsc75xx_set_rx_max_frame_length(dev, new_mtu);
+ if (new_mtu > MAX_SINGLE_PACKET_SIZE)
+ return -EINVAL;
+
+ ret = smsc75xx_set_rx_max_frame_length(dev, new_mtu + ETH_HLEN);
if (ret < 0) {
netdev_warn(dev->net, "Failed to set mac rx frame length\n");
return ret;
@@ -1324,7 +1328,7 @@
netif_dbg(dev, ifup, dev->net, "FCT_TX_CTL set to 0x%08x\n", buf);
- ret = smsc75xx_set_rx_max_frame_length(dev, 1514);
+ ret = smsc75xx_set_rx_max_frame_length(dev, dev->net->mtu + ETH_HLEN);
if (ret < 0) {
netdev_warn(dev->net, "Failed to set max rx frame length\n");
return ret;
@@ -2134,8 +2138,8 @@
else if (rx_cmd_a & (RX_CMD_A_LONG | RX_CMD_A_RUNT))
dev->net->stats.rx_frame_errors++;
} else {
- /* ETH_FRAME_LEN + 4(CRC) + 2(COE) + 4(Vlan) */
- if (unlikely(size > (ETH_FRAME_LEN + 12))) {
+ /* MAX_SINGLE_PACKET_SIZE + 4(CRC) + 2(COE) + 4(Vlan) */
+ if (unlikely(size > (MAX_SINGLE_PACKET_SIZE + ETH_HLEN + 12))) {
netif_dbg(dev, rx_err, dev->net,
"size err rx_cmd_a=0x%08x\n",
rx_cmd_a);
diff --git a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h
index 28fd992..bdee2ed 100644
--- a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h
+++ b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h
@@ -519,7 +519,7 @@
{0x00008258, 0x00000000},
{0x0000825c, 0x40000000},
{0x00008260, 0x00080922},
- {0x00008264, 0x9bc00010},
+ {0x00008264, 0x9d400010},
{0x00008268, 0xffffffff},
{0x0000826c, 0x0000ffff},
{0x00008270, 0x00000000},
diff --git a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
index 467b600..73fe8d6 100644
--- a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
+++ b/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
@@ -143,14 +143,14 @@
u32 sz, i;
struct channel_detector *cd;
- cd = kmalloc(sizeof(*cd), GFP_KERNEL);
+ cd = kmalloc(sizeof(*cd), GFP_ATOMIC);
if (cd == NULL)
goto fail;
INIT_LIST_HEAD(&cd->head);
cd->freq = freq;
sz = sizeof(cd->detectors) * dpd->num_radar_types;
- cd->detectors = kzalloc(sz, GFP_KERNEL);
+ cd->detectors = kzalloc(sz, GFP_ATOMIC);
if (cd->detectors == NULL)
goto fail;
diff --git a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
index 91b8dce..5e48c55 100644
--- a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
+++ b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
@@ -218,7 +218,7 @@
{
struct pulse_elem *p = pool_get_pulse_elem();
if (p == NULL) {
- p = kmalloc(sizeof(*p), GFP_KERNEL);
+ p = kmalloc(sizeof(*p), GFP_ATOMIC);
if (p == NULL) {
DFS_POOL_STAT_INC(pulse_alloc_error);
return false;
@@ -299,7 +299,7 @@
ps.deadline_ts = ps.first_ts + ps.dur;
new_ps = pool_get_pseq_elem();
if (new_ps == NULL) {
- new_ps = kmalloc(sizeof(*new_ps), GFP_KERNEL);
+ new_ps = kmalloc(sizeof(*new_ps), GFP_ATOMIC);
if (new_ps == NULL) {
DFS_POOL_STAT_INC(pseq_alloc_error);
return false;
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index 716058b..a47f5e0 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -796,7 +796,7 @@
* required version.
*/
if (priv->fw_version_major != MAJOR_VERSION_REQ ||
- priv->fw_version_minor != MINOR_VERSION_REQ) {
+ priv->fw_version_minor < MINOR_VERSION_REQ) {
dev_err(priv->dev, "ath9k_htc: Please upgrade to FW version %d.%d\n",
MAJOR_VERSION_REQ, MINOR_VERSION_REQ);
return -EINVAL;
diff --git a/drivers/net/wireless/ath/ath9k/link.c b/drivers/net/wireless/ath/ath9k/link.c
index 39c84ec..7fdac6c 100644
--- a/drivers/net/wireless/ath/ath9k/link.c
+++ b/drivers/net/wireless/ath/ath9k/link.c
@@ -170,7 +170,8 @@
{
struct ath_softc *sc = (struct ath_softc *)data;
- ieee80211_queue_work(sc->hw, &sc->hw_check_work);
+ if (!test_bit(SC_OP_INVALID, &sc->sc_flags))
+ ieee80211_queue_work(sc->hw, &sc->hw_check_work);
}
/*
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 6e66f9c..988372d 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -280,6 +280,10 @@
if (r) {
ath_err(common,
"Unable to reset channel, reset status %d\n", r);
+
+ ath9k_hw_enable_interrupts(ah);
+ ath9k_queue_reset(sc, RESET_TYPE_BB_HANG);
+
goto out;
}
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index 38bc5a7..1221469 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -1487,8 +1487,12 @@
const struct b43_dma_ops *ops;
struct b43_dmaring *ring;
struct b43_dmadesc_meta *meta;
+ static const struct b43_txstatus fake; /* filled with 0 */
+ const struct b43_txstatus *txstat;
int slot, firstused;
bool frame_succeed;
+ int skip;
+ static u8 err_out1, err_out2;
ring = parse_cookie(dev, status->cookie, &slot);
if (unlikely(!ring))
@@ -1501,13 +1505,36 @@
firstused = ring->current_slot - ring->used_slots + 1;
if (firstused < 0)
firstused = ring->nr_slots + firstused;
+
+ skip = 0;
if (unlikely(slot != firstused)) {
/* This possibly is a firmware bug and will result in
- * malfunction, memory leaks and/or stall of DMA functionality. */
- b43dbg(dev->wl, "Out of order TX status report on DMA ring %d. "
- "Expected %d, but got %d\n",
- ring->index, firstused, slot);
- return;
+ * malfunction, memory leaks and/or stall of DMA functionality.
+ */
+ if (slot == next_slot(ring, next_slot(ring, firstused))) {
+ /* If a single header/data pair was missed, skip over
+ * the first two slots in an attempt to recover.
+ */
+ slot = firstused;
+ skip = 2;
+ if (!err_out1) {
+ /* Report the error once. */
+ b43dbg(dev->wl,
+ "Skip on DMA ring %d slot %d.\n",
+ ring->index, slot);
+ err_out1 = 1;
+ }
+ } else {
+ /* More than a single header/data pair were missed.
+ * Report this error once.
+ */
+ if (!err_out2)
+ b43dbg(dev->wl,
+ "Out of order TX status report on DMA ring %d. Expected %d, but got %d\n",
+ ring->index, firstused, slot);
+ err_out2 = 1;
+ return;
+ }
}
ops = ring->ops;
@@ -1522,11 +1549,13 @@
slot, firstused, ring->index);
break;
}
+
if (meta->skb) {
struct b43_private_tx_info *priv_info =
- b43_get_priv_tx_info(IEEE80211_SKB_CB(meta->skb));
+ b43_get_priv_tx_info(IEEE80211_SKB_CB(meta->skb));
- unmap_descbuffer(ring, meta->dmaaddr, meta->skb->len, 1);
+ unmap_descbuffer(ring, meta->dmaaddr,
+ meta->skb->len, 1);
kfree(priv_info->bouncebuffer);
priv_info->bouncebuffer = NULL;
} else {
@@ -1538,8 +1567,9 @@
struct ieee80211_tx_info *info;
if (unlikely(!meta->skb)) {
- /* This is a scatter-gather fragment of a frame, so
- * the skb pointer must not be NULL. */
+ /* This is a scatter-gather fragment of a frame,
+ * so the skb pointer must not be NULL.
+ */
b43dbg(dev->wl, "TX status unexpected NULL skb "
"at slot %d (first=%d) on ring %d\n",
slot, firstused, ring->index);
@@ -1550,9 +1580,18 @@
/*
* Call back to inform the ieee80211 subsystem about
- * the status of the transmission.
+ * the status of the transmission. When skipping over
+ * a missed TX status report, use a status structure
+ * filled with zeros to indicate that the frame was not
+ * sent (frame_count 0) and not acknowledged
*/
- frame_succeed = b43_fill_txstatus_report(dev, info, status);
+ if (unlikely(skip))
+ txstat = &fake;
+ else
+ txstat = status;
+
+ frame_succeed = b43_fill_txstatus_report(dev, info,
+ txstat);
#ifdef CONFIG_B43_DEBUG
if (frame_succeed)
ring->nr_succeed_tx_packets++;
@@ -1580,12 +1619,14 @@
/* Everything unmapped and free'd. So it's not used anymore. */
ring->used_slots--;
- if (meta->is_last_fragment) {
+ if (meta->is_last_fragment && !skip) {
/* This is the last scatter-gather
* fragment of the frame. We are done. */
break;
}
slot = next_slot(ring, slot);
+ if (skip > 0)
+ --skip;
}
if (ring->stopped) {
B43_WARN_ON(free_slots(ring) < TX_SLOTS_PER_FRAME);
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 3c35382..b70f220 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -1564,7 +1564,7 @@
u16 clip_off[2] = { 0xFFFF, 0xFFFF };
u8 vcm_final = 0;
- s8 offset[4];
+ s32 offset[4];
s32 results[8][4] = { };
s32 results_min[4] = { };
s32 poll_results[4] = { };
@@ -1615,7 +1615,7 @@
}
for (i = 0; i < 4; i += 2) {
s32 curr;
- s32 mind = 40;
+ s32 mind = 0x100000;
s32 minpoll = 249;
u8 minvcm = 0;
if (2 * core != i)
@@ -1732,7 +1732,7 @@
u8 regs_save_radio[2];
u16 regs_save_phy[2];
- s8 offset[4];
+ s32 offset[4];
u8 core;
u8 rail;
@@ -1799,7 +1799,7 @@
}
for (i = 0; i < 4; i++) {
- s32 mind = 40;
+ s32 mind = 0x100000;
u8 minvcm = 0;
s32 minpoll = 249;
s32 curr;
@@ -5165,7 +5165,8 @@
#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
- /* FIXME */
+ ssb_pmu_spuravoid_pllupdate(&dev->dev->sdev->bus->chipco,
+ avoid);
break;
#endif
}
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
index 4469321..35fc68b 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
@@ -3317,15 +3317,15 @@
goto err;
}
- /* External image takes precedence if specified */
if (brcmf_sdbrcm_download_code_file(bus)) {
brcmf_err("dongle image file download failed\n");
goto err;
}
- /* External nvram takes precedence if specified */
- if (brcmf_sdbrcm_download_nvram(bus))
+ if (brcmf_sdbrcm_download_nvram(bus)) {
brcmf_err("dongle nvram file download failed\n");
+ goto err;
+ }
/* Take arm out of reset */
if (brcmf_sdbrcm_download_state(bus, false)) {
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
index 2af9c0f..78da3ef 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
@@ -1891,8 +1891,10 @@
brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev,
u8 key_idx, const u8 *mac_addr, struct key_params *params)
{
+ struct brcmf_if *ifp = netdev_priv(ndev);
struct brcmf_wsec_key key;
s32 err = 0;
+ u8 keybuf[8];
memset(&key, 0, sizeof(key));
key.index = (u32) key_idx;
@@ -1916,8 +1918,9 @@
brcmf_dbg(CONN, "Setting the key index %d\n", key.index);
memcpy(key.data, params->key, key.len);
- if (params->cipher == WLAN_CIPHER_SUITE_TKIP) {
- u8 keybuf[8];
+ if ((ifp->vif->mode != WL_MODE_AP) &&
+ (params->cipher == WLAN_CIPHER_SUITE_TKIP)) {
+ brcmf_dbg(CONN, "Swapping RX/TX MIC key\n");
memcpy(keybuf, &key.data[24], sizeof(keybuf));
memcpy(&key.data[24], &key.data[16], sizeof(keybuf));
memcpy(&key.data[16], keybuf, sizeof(keybuf));
@@ -2013,7 +2016,7 @@
break;
case WLAN_CIPHER_SUITE_TKIP:
if (ifp->vif->mode != WL_MODE_AP) {
- brcmf_dbg(CONN, "Swapping key\n");
+ brcmf_dbg(CONN, "Swapping RX/TX MIC key\n");
memcpy(keybuf, &key.data[24], sizeof(keybuf));
memcpy(&key.data[24], &key.data[16], sizeof(keybuf));
memcpy(&key.data[16], keybuf, sizeof(keybuf));
@@ -2118,8 +2121,7 @@
err = -EAGAIN;
goto done;
}
- switch (wsec & ~SES_OW_ENABLED) {
- case WEP_ENABLED:
+ if (wsec & WEP_ENABLED) {
sec = &profile->sec;
if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) {
params.cipher = WLAN_CIPHER_SUITE_WEP40;
@@ -2128,16 +2130,13 @@
params.cipher = WLAN_CIPHER_SUITE_WEP104;
brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n");
}
- break;
- case TKIP_ENABLED:
+ } else if (wsec & TKIP_ENABLED) {
params.cipher = WLAN_CIPHER_SUITE_TKIP;
brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n");
- break;
- case AES_ENABLED:
+ } else if (wsec & AES_ENABLED) {
params.cipher = WLAN_CIPHER_SUITE_AES_CMAC;
brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n");
- break;
- default:
+ } else {
brcmf_err("Invalid algo (0x%x)\n", wsec);
err = -EINVAL;
goto done;
@@ -3824,8 +3823,9 @@
static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
{
struct brcmf_if *ifp = netdev_priv(ndev);
- s32 err = -EPERM;
+ s32 err;
struct brcmf_fil_bss_enable_le bss_enable;
+ struct brcmf_join_params join_params;
brcmf_dbg(TRACE, "Enter\n");
@@ -3833,16 +3833,21 @@
/* Due to most likely deauths outstanding we sleep */
/* first to make sure they get processed by fw. */
msleep(400);
- err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0);
- if (err < 0) {
- brcmf_err("setting AP mode failed %d\n", err);
- goto exit;
- }
+
+ memset(&join_params, 0, sizeof(join_params));
+ err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID,
+ &join_params, sizeof(join_params));
+ if (err < 0)
+ brcmf_err("SET SSID error (%d)\n", err);
err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0);
- if (err < 0) {
+ if (err < 0)
brcmf_err("BRCMF_C_UP error %d\n", err);
- goto exit;
- }
+ err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0);
+ if (err < 0)
+ brcmf_err("setting AP mode failed %d\n", err);
+ err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0);
+ if (err < 0)
+ brcmf_err("setting INFRA mode failed %d\n", err);
} else {
bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx);
bss_enable.enable = cpu_to_le32(0);
@@ -3855,7 +3860,6 @@
set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state);
clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state);
-exit:
return err;
}
@@ -4124,10 +4128,6 @@
},
{
.max = 1,
- .types = BIT(NL80211_IFTYPE_P2P_DEVICE)
- },
- {
- .max = 1,
.types = BIT(NL80211_IFTYPE_P2P_CLIENT) |
BIT(NL80211_IFTYPE_P2P_GO)
},
@@ -4183,8 +4183,7 @@
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_AP) |
BIT(NL80211_IFTYPE_P2P_CLIENT) |
- BIT(NL80211_IFTYPE_P2P_GO) |
- BIT(NL80211_IFTYPE_P2P_DEVICE);
+ BIT(NL80211_IFTYPE_P2P_GO);
wiphy->iface_combinations = brcmf_iface_combos;
wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos);
wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz;
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
index c6451c6..e2340b2 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
@@ -274,6 +274,130 @@
}
}
+/**
+ * This function frees the WL per-device resources.
+ *
+ * This function frees resources owned by the WL device pointed to
+ * by the wl parameter.
+ *
+ * precondition: can both be called locked and unlocked
+ *
+ */
+static void brcms_free(struct brcms_info *wl)
+{
+ struct brcms_timer *t, *next;
+
+ /* free ucode data */
+ if (wl->fw.fw_cnt)
+ brcms_ucode_data_free(&wl->ucode);
+ if (wl->irq)
+ free_irq(wl->irq, wl);
+
+ /* kill dpc */
+ tasklet_kill(&wl->tasklet);
+
+ if (wl->pub) {
+ brcms_debugfs_detach(wl->pub);
+ brcms_c_module_unregister(wl->pub, "linux", wl);
+ }
+
+ /* free common resources */
+ if (wl->wlc) {
+ brcms_c_detach(wl->wlc);
+ wl->wlc = NULL;
+ wl->pub = NULL;
+ }
+
+ /* virtual interface deletion is deferred so we cannot spinwait */
+
+ /* wait for all pending callbacks to complete */
+ while (atomic_read(&wl->callbacks) > 0)
+ schedule();
+
+ /* free timers */
+ for (t = wl->timers; t; t = next) {
+ next = t->next;
+#ifdef DEBUG
+ kfree(t->name);
+#endif
+ kfree(t);
+ }
+}
+
+/*
+* called from both kernel as from this kernel module (error flow on attach)
+* precondition: perimeter lock is not acquired.
+*/
+static void brcms_remove(struct bcma_device *pdev)
+{
+ struct ieee80211_hw *hw = bcma_get_drvdata(pdev);
+ struct brcms_info *wl = hw->priv;
+
+ if (wl->wlc) {
+ wiphy_rfkill_set_hw_state(wl->pub->ieee_hw->wiphy, false);
+ wiphy_rfkill_stop_polling(wl->pub->ieee_hw->wiphy);
+ ieee80211_unregister_hw(hw);
+ }
+
+ brcms_free(wl);
+
+ bcma_set_drvdata(pdev, NULL);
+ ieee80211_free_hw(hw);
+}
+
+/*
+ * Precondition: Since this function is called in brcms_pci_probe() context,
+ * no locking is required.
+ */
+static void brcms_release_fw(struct brcms_info *wl)
+{
+ int i;
+ for (i = 0; i < MAX_FW_IMAGES; i++) {
+ release_firmware(wl->fw.fw_bin[i]);
+ release_firmware(wl->fw.fw_hdr[i]);
+ }
+}
+
+/*
+ * Precondition: Since this function is called in brcms_pci_probe() context,
+ * no locking is required.
+ */
+static int brcms_request_fw(struct brcms_info *wl, struct bcma_device *pdev)
+{
+ int status;
+ struct device *device = &pdev->dev;
+ char fw_name[100];
+ int i;
+
+ memset(&wl->fw, 0, sizeof(struct brcms_firmware));
+ for (i = 0; i < MAX_FW_IMAGES; i++) {
+ if (brcms_firmwares[i] == NULL)
+ break;
+ sprintf(fw_name, "%s-%d.fw", brcms_firmwares[i],
+ UCODE_LOADER_API_VER);
+ status = request_firmware(&wl->fw.fw_bin[i], fw_name, device);
+ if (status) {
+ wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
+ KBUILD_MODNAME, fw_name);
+ return status;
+ }
+ sprintf(fw_name, "%s_hdr-%d.fw", brcms_firmwares[i],
+ UCODE_LOADER_API_VER);
+ status = request_firmware(&wl->fw.fw_hdr[i], fw_name, device);
+ if (status) {
+ wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
+ KBUILD_MODNAME, fw_name);
+ return status;
+ }
+ wl->fw.hdr_num_entries[i] =
+ wl->fw.fw_hdr[i]->size / (sizeof(struct firmware_hdr));
+ }
+ wl->fw.fw_cnt = i;
+ status = brcms_ucode_data_init(wl, &wl->ucode);
+ brcms_release_fw(wl);
+ return status;
+}
+
static void brcms_ops_tx(struct ieee80211_hw *hw,
struct ieee80211_tx_control *control,
struct sk_buff *skb)
@@ -306,6 +430,14 @@
if (!blocked)
wiphy_rfkill_stop_polling(wl->pub->ieee_hw->wiphy);
+ if (!wl->ucode.bcm43xx_bomminor) {
+ err = brcms_request_fw(wl, wl->wlc->hw->d11core);
+ if (err) {
+ brcms_remove(wl->wlc->hw->d11core);
+ return -ENOENT;
+ }
+ }
+
spin_lock_bh(&wl->lock);
/* avoid acknowledging frames before a non-monitor device is added */
wl->mute_tx = true;
@@ -793,128 +925,6 @@
wake_up(&wl->tx_flush_wq);
}
-/*
- * Precondition: Since this function is called in brcms_pci_probe() context,
- * no locking is required.
- */
-static int brcms_request_fw(struct brcms_info *wl, struct bcma_device *pdev)
-{
- int status;
- struct device *device = &pdev->dev;
- char fw_name[100];
- int i;
-
- memset(&wl->fw, 0, sizeof(struct brcms_firmware));
- for (i = 0; i < MAX_FW_IMAGES; i++) {
- if (brcms_firmwares[i] == NULL)
- break;
- sprintf(fw_name, "%s-%d.fw", brcms_firmwares[i],
- UCODE_LOADER_API_VER);
- status = request_firmware(&wl->fw.fw_bin[i], fw_name, device);
- if (status) {
- wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
- KBUILD_MODNAME, fw_name);
- return status;
- }
- sprintf(fw_name, "%s_hdr-%d.fw", brcms_firmwares[i],
- UCODE_LOADER_API_VER);
- status = request_firmware(&wl->fw.fw_hdr[i], fw_name, device);
- if (status) {
- wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
- KBUILD_MODNAME, fw_name);
- return status;
- }
- wl->fw.hdr_num_entries[i] =
- wl->fw.fw_hdr[i]->size / (sizeof(struct firmware_hdr));
- }
- wl->fw.fw_cnt = i;
- return brcms_ucode_data_init(wl, &wl->ucode);
-}
-
-/*
- * Precondition: Since this function is called in brcms_pci_probe() context,
- * no locking is required.
- */
-static void brcms_release_fw(struct brcms_info *wl)
-{
- int i;
- for (i = 0; i < MAX_FW_IMAGES; i++) {
- release_firmware(wl->fw.fw_bin[i]);
- release_firmware(wl->fw.fw_hdr[i]);
- }
-}
-
-/**
- * This function frees the WL per-device resources.
- *
- * This function frees resources owned by the WL device pointed to
- * by the wl parameter.
- *
- * precondition: can both be called locked and unlocked
- *
- */
-static void brcms_free(struct brcms_info *wl)
-{
- struct brcms_timer *t, *next;
-
- /* free ucode data */
- if (wl->fw.fw_cnt)
- brcms_ucode_data_free(&wl->ucode);
- if (wl->irq)
- free_irq(wl->irq, wl);
-
- /* kill dpc */
- tasklet_kill(&wl->tasklet);
-
- if (wl->pub) {
- brcms_debugfs_detach(wl->pub);
- brcms_c_module_unregister(wl->pub, "linux", wl);
- }
-
- /* free common resources */
- if (wl->wlc) {
- brcms_c_detach(wl->wlc);
- wl->wlc = NULL;
- wl->pub = NULL;
- }
-
- /* virtual interface deletion is deferred so we cannot spinwait */
-
- /* wait for all pending callbacks to complete */
- while (atomic_read(&wl->callbacks) > 0)
- schedule();
-
- /* free timers */
- for (t = wl->timers; t; t = next) {
- next = t->next;
-#ifdef DEBUG
- kfree(t->name);
-#endif
- kfree(t);
- }
-}
-
-/*
-* called from both kernel as from this kernel module (error flow on attach)
-* precondition: perimeter lock is not acquired.
-*/
-static void brcms_remove(struct bcma_device *pdev)
-{
- struct ieee80211_hw *hw = bcma_get_drvdata(pdev);
- struct brcms_info *wl = hw->priv;
-
- if (wl->wlc) {
- wiphy_rfkill_set_hw_state(wl->pub->ieee_hw->wiphy, false);
- wiphy_rfkill_stop_polling(wl->pub->ieee_hw->wiphy);
- ieee80211_unregister_hw(hw);
- }
-
- brcms_free(wl);
-
- bcma_set_drvdata(pdev, NULL);
- ieee80211_free_hw(hw);
-}
-
static irqreturn_t brcms_isr(int irq, void *dev_id)
{
struct brcms_info *wl;
@@ -1047,18 +1057,8 @@
spin_lock_init(&wl->lock);
spin_lock_init(&wl->isr_lock);
- /* prepare ucode */
- if (brcms_request_fw(wl, pdev) < 0) {
- wiphy_err(wl->wiphy, "%s: Failed to find firmware usually in "
- "%s\n", KBUILD_MODNAME, "/lib/firmware/brcm");
- brcms_release_fw(wl);
- brcms_remove(pdev);
- return NULL;
- }
-
/* common load-time initialization */
wl->wlc = brcms_c_attach((void *)wl, pdev, unit, false, &err);
- brcms_release_fw(wl);
if (!wl->wlc) {
wiphy_err(wl->wiphy, "%s: attach() failed with code %d\n",
KBUILD_MODNAME, err);
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c
index 21a8242..18d3764 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c
@@ -1137,9 +1137,8 @@
gain0_15 = ((biq1 & 0xf) << 12) |
((tia & 0xf) << 8) |
((lna2 & 0x3) << 6) |
- ((lna2 & 0x3) << 4) |
- ((lna1 & 0x3) << 2) |
- ((lna1 & 0x3) << 0);
+ ((lna2 &
+ 0x3) << 4) | ((lna1 & 0x3) << 2) | ((lna1 & 0x3) << 0);
mod_phy_reg(pi, 0x4b6, (0xffff << 0), gain0_15 << 0);
mod_phy_reg(pi, 0x4b7, (0xf << 0), gain16_19 << 0);
@@ -1157,8 +1156,6 @@
}
mod_phy_reg(pi, 0x44d, (0x1 << 0), (!trsw) << 0);
- mod_phy_reg(pi, 0x4b1, (0x3 << 11), lna1 << 11);
- mod_phy_reg(pi, 0x4e6, (0x3 << 3), lna1 << 3);
}
@@ -1331,43 +1328,6 @@
return (iq_est.i_pwr + iq_est.q_pwr) / nsamples;
}
-static bool wlc_lcnphy_rx_iq_cal_gain(struct brcms_phy *pi, u16 biq1_gain,
- u16 tia_gain, u16 lna2_gain)
-{
- u32 i_thresh_l, q_thresh_l;
- u32 i_thresh_h, q_thresh_h;
- struct lcnphy_iq_est iq_est_h, iq_est_l;
-
- wlc_lcnphy_set_rx_gain_by_distribution(pi, 0, 0, 0, biq1_gain, tia_gain,
- lna2_gain, 0);
-
- wlc_lcnphy_rx_gain_override_enable(pi, true);
- wlc_lcnphy_start_tx_tone(pi, 2000, (40 >> 1), 0);
- udelay(500);
- write_radio_reg(pi, RADIO_2064_REG112, 0);
- if (!wlc_lcnphy_rx_iq_est(pi, 1024, 32, &iq_est_l))
- return false;
-
- wlc_lcnphy_start_tx_tone(pi, 2000, 40, 0);
- udelay(500);
- write_radio_reg(pi, RADIO_2064_REG112, 0);
- if (!wlc_lcnphy_rx_iq_est(pi, 1024, 32, &iq_est_h))
- return false;
-
- i_thresh_l = (iq_est_l.i_pwr << 1);
- i_thresh_h = (iq_est_l.i_pwr << 2) + iq_est_l.i_pwr;
-
- q_thresh_l = (iq_est_l.q_pwr << 1);
- q_thresh_h = (iq_est_l.q_pwr << 2) + iq_est_l.q_pwr;
- if ((iq_est_h.i_pwr > i_thresh_l) &&
- (iq_est_h.i_pwr < i_thresh_h) &&
- (iq_est_h.q_pwr > q_thresh_l) &&
- (iq_est_h.q_pwr < q_thresh_h))
- return true;
-
- return false;
-}
-
static bool
wlc_lcnphy_rx_iq_cal(struct brcms_phy *pi,
const struct lcnphy_rx_iqcomp *iqcomp,
@@ -1382,8 +1342,8 @@
RFOverrideVal0_old, rfoverride2_old, rfoverride2val_old,
rfoverride3_old, rfoverride3val_old, rfoverride4_old,
rfoverride4val_old, afectrlovr_old, afectrlovrval_old;
- int tia_gain, lna2_gain, biq1_gain;
- bool set_gain;
+ int tia_gain;
+ u32 received_power, rx_pwr_threshold;
u16 old_sslpnCalibClkEnCtrl, old_sslpnRxFeClkEnCtrl;
u16 values_to_save[11];
s16 *ptr;
@@ -1408,135 +1368,127 @@
goto cal_done;
}
- WARN_ON(module != 1);
- tx_pwr_ctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi);
- wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF);
+ if (module == 1) {
- for (i = 0; i < 11; i++)
- values_to_save[i] =
- read_radio_reg(pi, rxiq_cal_rf_reg[i]);
- Core1TxControl_old = read_phy_reg(pi, 0x631);
+ tx_pwr_ctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi);
+ wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF);
- or_phy_reg(pi, 0x631, 0x0015);
+ for (i = 0; i < 11; i++)
+ values_to_save[i] =
+ read_radio_reg(pi, rxiq_cal_rf_reg[i]);
+ Core1TxControl_old = read_phy_reg(pi, 0x631);
- RFOverride0_old = read_phy_reg(pi, 0x44c);
- RFOverrideVal0_old = read_phy_reg(pi, 0x44d);
- rfoverride2_old = read_phy_reg(pi, 0x4b0);
- rfoverride2val_old = read_phy_reg(pi, 0x4b1);
- rfoverride3_old = read_phy_reg(pi, 0x4f9);
- rfoverride3val_old = read_phy_reg(pi, 0x4fa);
- rfoverride4_old = read_phy_reg(pi, 0x938);
- rfoverride4val_old = read_phy_reg(pi, 0x939);
- afectrlovr_old = read_phy_reg(pi, 0x43b);
- afectrlovrval_old = read_phy_reg(pi, 0x43c);
- old_sslpnCalibClkEnCtrl = read_phy_reg(pi, 0x6da);
- old_sslpnRxFeClkEnCtrl = read_phy_reg(pi, 0x6db);
+ or_phy_reg(pi, 0x631, 0x0015);
- tx_gain_override_old = wlc_lcnphy_tx_gain_override_enabled(pi);
- if (tx_gain_override_old) {
- wlc_lcnphy_get_tx_gain(pi, &old_gains);
- tx_gain_index_old = pi_lcn->lcnphy_current_index;
- }
+ RFOverride0_old = read_phy_reg(pi, 0x44c);
+ RFOverrideVal0_old = read_phy_reg(pi, 0x44d);
+ rfoverride2_old = read_phy_reg(pi, 0x4b0);
+ rfoverride2val_old = read_phy_reg(pi, 0x4b1);
+ rfoverride3_old = read_phy_reg(pi, 0x4f9);
+ rfoverride3val_old = read_phy_reg(pi, 0x4fa);
+ rfoverride4_old = read_phy_reg(pi, 0x938);
+ rfoverride4val_old = read_phy_reg(pi, 0x939);
+ afectrlovr_old = read_phy_reg(pi, 0x43b);
+ afectrlovrval_old = read_phy_reg(pi, 0x43c);
+ old_sslpnCalibClkEnCtrl = read_phy_reg(pi, 0x6da);
+ old_sslpnRxFeClkEnCtrl = read_phy_reg(pi, 0x6db);
- wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_idx);
-
- mod_phy_reg(pi, 0x4f9, (0x1 << 0), 1 << 0);
- mod_phy_reg(pi, 0x4fa, (0x1 << 0), 0 << 0);
-
- mod_phy_reg(pi, 0x43b, (0x1 << 1), 1 << 1);
- mod_phy_reg(pi, 0x43c, (0x1 << 1), 0 << 1);
-
- write_radio_reg(pi, RADIO_2064_REG116, 0x06);
- write_radio_reg(pi, RADIO_2064_REG12C, 0x07);
- write_radio_reg(pi, RADIO_2064_REG06A, 0xd3);
- write_radio_reg(pi, RADIO_2064_REG098, 0x03);
- write_radio_reg(pi, RADIO_2064_REG00B, 0x7);
- mod_radio_reg(pi, RADIO_2064_REG113, 1 << 4, 1 << 4);
- write_radio_reg(pi, RADIO_2064_REG01D, 0x01);
- write_radio_reg(pi, RADIO_2064_REG114, 0x01);
- write_radio_reg(pi, RADIO_2064_REG02E, 0x10);
- write_radio_reg(pi, RADIO_2064_REG12A, 0x08);
-
- mod_phy_reg(pi, 0x938, (0x1 << 0), 1 << 0);
- mod_phy_reg(pi, 0x939, (0x1 << 0), 0 << 0);
- mod_phy_reg(pi, 0x938, (0x1 << 1), 1 << 1);
- mod_phy_reg(pi, 0x939, (0x1 << 1), 1 << 1);
- mod_phy_reg(pi, 0x938, (0x1 << 2), 1 << 2);
- mod_phy_reg(pi, 0x939, (0x1 << 2), 1 << 2);
- mod_phy_reg(pi, 0x938, (0x1 << 3), 1 << 3);
- mod_phy_reg(pi, 0x939, (0x1 << 3), 1 << 3);
- mod_phy_reg(pi, 0x938, (0x1 << 5), 1 << 5);
- mod_phy_reg(pi, 0x939, (0x1 << 5), 0 << 5);
-
- mod_phy_reg(pi, 0x43b, (0x1 << 0), 1 << 0);
- mod_phy_reg(pi, 0x43c, (0x1 << 0), 0 << 0);
-
- write_phy_reg(pi, 0x6da, 0xffff);
- or_phy_reg(pi, 0x6db, 0x3);
-
- wlc_lcnphy_set_trsw_override(pi, tx_switch, rx_switch);
- set_gain = false;
-
- lna2_gain = 3;
- while ((lna2_gain >= 0) && !set_gain) {
- tia_gain = 4;
-
- while ((tia_gain >= 0) && !set_gain) {
- biq1_gain = 6;
-
- while ((biq1_gain >= 0) && !set_gain) {
- set_gain = wlc_lcnphy_rx_iq_cal_gain(pi,
- (u16)
- biq1_gain,
- (u16)
- tia_gain,
- (u16)
- lna2_gain);
- biq1_gain -= 1;
- }
- tia_gain -= 1;
+ tx_gain_override_old = wlc_lcnphy_tx_gain_override_enabled(pi);
+ if (tx_gain_override_old) {
+ wlc_lcnphy_get_tx_gain(pi, &old_gains);
+ tx_gain_index_old = pi_lcn->lcnphy_current_index;
}
- lna2_gain -= 1;
+
+ wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_idx);
+
+ mod_phy_reg(pi, 0x4f9, (0x1 << 0), 1 << 0);
+ mod_phy_reg(pi, 0x4fa, (0x1 << 0), 0 << 0);
+
+ mod_phy_reg(pi, 0x43b, (0x1 << 1), 1 << 1);
+ mod_phy_reg(pi, 0x43c, (0x1 << 1), 0 << 1);
+
+ write_radio_reg(pi, RADIO_2064_REG116, 0x06);
+ write_radio_reg(pi, RADIO_2064_REG12C, 0x07);
+ write_radio_reg(pi, RADIO_2064_REG06A, 0xd3);
+ write_radio_reg(pi, RADIO_2064_REG098, 0x03);
+ write_radio_reg(pi, RADIO_2064_REG00B, 0x7);
+ mod_radio_reg(pi, RADIO_2064_REG113, 1 << 4, 1 << 4);
+ write_radio_reg(pi, RADIO_2064_REG01D, 0x01);
+ write_radio_reg(pi, RADIO_2064_REG114, 0x01);
+ write_radio_reg(pi, RADIO_2064_REG02E, 0x10);
+ write_radio_reg(pi, RADIO_2064_REG12A, 0x08);
+
+ mod_phy_reg(pi, 0x938, (0x1 << 0), 1 << 0);
+ mod_phy_reg(pi, 0x939, (0x1 << 0), 0 << 0);
+ mod_phy_reg(pi, 0x938, (0x1 << 1), 1 << 1);
+ mod_phy_reg(pi, 0x939, (0x1 << 1), 1 << 1);
+ mod_phy_reg(pi, 0x938, (0x1 << 2), 1 << 2);
+ mod_phy_reg(pi, 0x939, (0x1 << 2), 1 << 2);
+ mod_phy_reg(pi, 0x938, (0x1 << 3), 1 << 3);
+ mod_phy_reg(pi, 0x939, (0x1 << 3), 1 << 3);
+ mod_phy_reg(pi, 0x938, (0x1 << 5), 1 << 5);
+ mod_phy_reg(pi, 0x939, (0x1 << 5), 0 << 5);
+
+ mod_phy_reg(pi, 0x43b, (0x1 << 0), 1 << 0);
+ mod_phy_reg(pi, 0x43c, (0x1 << 0), 0 << 0);
+
+ wlc_lcnphy_start_tx_tone(pi, 2000, 120, 0);
+ write_phy_reg(pi, 0x6da, 0xffff);
+ or_phy_reg(pi, 0x6db, 0x3);
+ wlc_lcnphy_set_trsw_override(pi, tx_switch, rx_switch);
+ wlc_lcnphy_rx_gain_override_enable(pi, true);
+
+ tia_gain = 8;
+ rx_pwr_threshold = 950;
+ while (tia_gain > 0) {
+ tia_gain -= 1;
+ wlc_lcnphy_set_rx_gain_by_distribution(pi,
+ 0, 0, 2, 2,
+ (u16)
+ tia_gain, 1, 0);
+ udelay(500);
+
+ received_power =
+ wlc_lcnphy_measure_digital_power(pi, 2000);
+ if (received_power < rx_pwr_threshold)
+ break;
+ }
+ result = wlc_lcnphy_calc_rx_iq_comp(pi, 0xffff);
+
+ wlc_lcnphy_stop_tx_tone(pi);
+
+ write_phy_reg(pi, 0x631, Core1TxControl_old);
+
+ write_phy_reg(pi, 0x44c, RFOverrideVal0_old);
+ write_phy_reg(pi, 0x44d, RFOverrideVal0_old);
+ write_phy_reg(pi, 0x4b0, rfoverride2_old);
+ write_phy_reg(pi, 0x4b1, rfoverride2val_old);
+ write_phy_reg(pi, 0x4f9, rfoverride3_old);
+ write_phy_reg(pi, 0x4fa, rfoverride3val_old);
+ write_phy_reg(pi, 0x938, rfoverride4_old);
+ write_phy_reg(pi, 0x939, rfoverride4val_old);
+ write_phy_reg(pi, 0x43b, afectrlovr_old);
+ write_phy_reg(pi, 0x43c, afectrlovrval_old);
+ write_phy_reg(pi, 0x6da, old_sslpnCalibClkEnCtrl);
+ write_phy_reg(pi, 0x6db, old_sslpnRxFeClkEnCtrl);
+
+ wlc_lcnphy_clear_trsw_override(pi);
+
+ mod_phy_reg(pi, 0x44c, (0x1 << 2), 0 << 2);
+
+ for (i = 0; i < 11; i++)
+ write_radio_reg(pi, rxiq_cal_rf_reg[i],
+ values_to_save[i]);
+
+ if (tx_gain_override_old)
+ wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_index_old);
+ else
+ wlc_lcnphy_disable_tx_gain_override(pi);
+
+ wlc_lcnphy_set_tx_pwr_ctrl(pi, tx_pwr_ctrl);
+ wlc_lcnphy_rx_gain_override_enable(pi, false);
}
- if (set_gain)
- result = wlc_lcnphy_calc_rx_iq_comp(pi, 1024);
- else
- result = false;
-
- wlc_lcnphy_stop_tx_tone(pi);
-
- write_phy_reg(pi, 0x631, Core1TxControl_old);
-
- write_phy_reg(pi, 0x44c, RFOverrideVal0_old);
- write_phy_reg(pi, 0x44d, RFOverrideVal0_old);
- write_phy_reg(pi, 0x4b0, rfoverride2_old);
- write_phy_reg(pi, 0x4b1, rfoverride2val_old);
- write_phy_reg(pi, 0x4f9, rfoverride3_old);
- write_phy_reg(pi, 0x4fa, rfoverride3val_old);
- write_phy_reg(pi, 0x938, rfoverride4_old);
- write_phy_reg(pi, 0x939, rfoverride4val_old);
- write_phy_reg(pi, 0x43b, afectrlovr_old);
- write_phy_reg(pi, 0x43c, afectrlovrval_old);
- write_phy_reg(pi, 0x6da, old_sslpnCalibClkEnCtrl);
- write_phy_reg(pi, 0x6db, old_sslpnRxFeClkEnCtrl);
-
- wlc_lcnphy_clear_trsw_override(pi);
-
- mod_phy_reg(pi, 0x44c, (0x1 << 2), 0 << 2);
-
- for (i = 0; i < 11; i++)
- write_radio_reg(pi, rxiq_cal_rf_reg[i],
- values_to_save[i]);
-
- if (tx_gain_override_old)
- wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_index_old);
- else
- wlc_lcnphy_disable_tx_gain_override(pi);
-
- wlc_lcnphy_set_tx_pwr_ctrl(pi, tx_pwr_ctrl);
- wlc_lcnphy_rx_gain_override_enable(pi, false);
-
cal_done:
kfree(ptr);
return result;
@@ -1829,17 +1781,6 @@
write_radio_reg(pi, RADIO_2064_REG038, 3);
write_radio_reg(pi, RADIO_2064_REG091, 7);
}
-
- if (!(pi->sh->boardflags & BFL_FEM)) {
- u8 reg038[14] = {0xd, 0xe, 0xd, 0xd, 0xd, 0xc,
- 0xa, 0xb, 0xb, 0x3, 0x3, 0x2, 0x0, 0x0};
-
- write_radio_reg(pi, RADIO_2064_REG02A, 0xf);
- write_radio_reg(pi, RADIO_2064_REG091, 0x3);
- write_radio_reg(pi, RADIO_2064_REG038, 0x3);
-
- write_radio_reg(pi, RADIO_2064_REG038, reg038[channel - 1]);
- }
}
static int
@@ -2034,16 +1975,6 @@
} else {
mod_radio_reg(pi, RADIO_2064_REG03A, 1, 0x1);
mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 0x8);
- mod_radio_reg(pi, RADIO_2064_REG028, 0x1, 0x0);
- mod_radio_reg(pi, RADIO_2064_REG11A, 0x4, 1<<2);
- mod_radio_reg(pi, RADIO_2064_REG036, 0x10, 0x0);
- mod_radio_reg(pi, RADIO_2064_REG11A, 0x10, 1<<4);
- mod_radio_reg(pi, RADIO_2064_REG036, 0x3, 0x0);
- mod_radio_reg(pi, RADIO_2064_REG035, 0xff, 0x77);
- mod_radio_reg(pi, RADIO_2064_REG028, 0x1e, 0xe<<1);
- mod_radio_reg(pi, RADIO_2064_REG112, 0x80, 1<<7);
- mod_radio_reg(pi, RADIO_2064_REG005, 0x7, 1<<1);
- mod_radio_reg(pi, RADIO_2064_REG029, 0xf0, 0<<4);
}
} else {
mod_phy_reg(pi, 0x4d9, (0x1 << 2), (0x1) << 2);
@@ -2130,14 +2061,12 @@
(auxpga_vmid_temp << 0) | (auxpga_gain_temp << 12));
mod_radio_reg(pi, RADIO_2064_REG082, (1 << 5), (1 << 5));
- mod_radio_reg(pi, RADIO_2064_REG07C, (1 << 0), (1 << 0));
}
static void wlc_lcnphy_tssi_setup(struct brcms_phy *pi)
{
struct phytbl_info tab;
u32 rfseq, ind;
- u8 tssi_sel;
tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL;
tab.tbl_width = 32;
@@ -2159,13 +2088,7 @@
mod_phy_reg(pi, 0x503, (0x1 << 4), (1) << 4);
- if (pi->sh->boardflags & BFL_FEM) {
- tssi_sel = 0x1;
- wlc_lcnphy_set_tssi_mux(pi, LCNPHY_TSSI_EXT);
- } else {
- tssi_sel = 0xe;
- wlc_lcnphy_set_tssi_mux(pi, LCNPHY_TSSI_POST_PA);
- }
+ wlc_lcnphy_set_tssi_mux(pi, LCNPHY_TSSI_EXT);
mod_phy_reg(pi, 0x4a4, (0x1 << 14), (0) << 14);
mod_phy_reg(pi, 0x4a4, (0x1 << 15), (1) << 15);
@@ -2201,10 +2124,9 @@
mod_phy_reg(pi, 0x49a, (0x1ff << 0), (0xff) << 0);
if (LCNREV_IS(pi->pubpi.phy_rev, 2)) {
- mod_radio_reg(pi, RADIO_2064_REG028, 0xf, tssi_sel);
+ mod_radio_reg(pi, RADIO_2064_REG028, 0xf, 0xe);
mod_radio_reg(pi, RADIO_2064_REG086, 0x4, 0x4);
} else {
- mod_radio_reg(pi, RADIO_2064_REG028, 0x1e, tssi_sel << 1);
mod_radio_reg(pi, RADIO_2064_REG03A, 0x1, 1);
mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 1 << 3);
}
@@ -2251,10 +2173,6 @@
mod_phy_reg(pi, 0x4d7, (0xf << 8), (0) << 8);
- mod_radio_reg(pi, RADIO_2064_REG035, 0xff, 0x0);
- mod_radio_reg(pi, RADIO_2064_REG036, 0x3, 0x0);
- mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 0x8);
-
wlc_lcnphy_pwrctrl_rssiparams(pi);
}
@@ -2873,8 +2791,6 @@
read_radio_reg(pi, RADIO_2064_REG007) & 1;
u16 SAVE_jtag_auxpga = read_radio_reg(pi, RADIO_2064_REG0FF) & 0x10;
u16 SAVE_iqadc_aux_en = read_radio_reg(pi, RADIO_2064_REG11F) & 4;
- u8 SAVE_bbmult = wlc_lcnphy_get_bbmult(pi);
-
idleTssi = read_phy_reg(pi, 0x4ab);
suspend = (0 == (bcma_read32(pi->d11core, D11REGOFFS(maccontrol)) &
MCTL_EN_MAC));
@@ -2892,12 +2808,6 @@
mod_radio_reg(pi, RADIO_2064_REG0FF, 0x10, 1 << 4);
mod_radio_reg(pi, RADIO_2064_REG11F, 0x4, 1 << 2);
wlc_lcnphy_tssi_setup(pi);
-
- mod_phy_reg(pi, 0x4d7, (0x1 << 0), (1 << 0));
- mod_phy_reg(pi, 0x4d7, (0x1 << 6), (1 << 6));
-
- wlc_lcnphy_set_bbmult(pi, 0x0);
-
wlc_phy_do_dummy_tx(pi, true, OFF);
idleTssi = ((read_phy_reg(pi, 0x4ab) & (0x1ff << 0))
>> 0);
@@ -2919,7 +2829,6 @@
mod_phy_reg(pi, 0x44c, (0x1 << 12), (0) << 12);
- wlc_lcnphy_set_bbmult(pi, SAVE_bbmult);
wlc_lcnphy_set_tx_gain_override(pi, tx_gain_override_old);
wlc_lcnphy_set_tx_gain(pi, &old_gains);
wlc_lcnphy_set_tx_pwr_ctrl(pi, SAVE_txpwrctrl);
@@ -3133,11 +3042,6 @@
wlc_lcnphy_write_table(pi, &tab);
tab.tbl_offset++;
}
- mod_phy_reg(pi, 0x4d0, (0x1 << 0), (0) << 0);
- mod_phy_reg(pi, 0x4d3, (0xff << 0), (0) << 0);
- mod_phy_reg(pi, 0x4d3, (0xff << 8), (0) << 8);
- mod_phy_reg(pi, 0x4d0, (0x1 << 4), (0) << 4);
- mod_phy_reg(pi, 0x4d0, (0x1 << 2), (0) << 2);
mod_phy_reg(pi, 0x410, (0x1 << 7), (0) << 7);
@@ -3939,6 +3843,7 @@
target_gains.pad_gain = 21;
target_gains.dac_gain = 0;
wlc_lcnphy_set_tx_gain(pi, &target_gains);
+ wlc_lcnphy_set_tx_pwr_by_index(pi, 16);
if (LCNREV_IS(pi->pubpi.phy_rev, 1) || pi_lcn->lcnphy_hw_iqcal_en) {
@@ -3949,7 +3854,6 @@
lcnphy_recal ? LCNPHY_CAL_RECAL :
LCNPHY_CAL_FULL), false);
} else {
- wlc_lcnphy_set_tx_pwr_by_index(pi, 16);
wlc_lcnphy_tx_iqlo_soft_cal_full(pi);
}
@@ -4374,22 +4278,17 @@
if (CHSPEC_IS5G(pi->radio_chanspec))
pa_gain = 0x70;
else
- pa_gain = 0x60;
+ pa_gain = 0x70;
if (pi->sh->boardflags & BFL_FEM)
pa_gain = 0x10;
-
tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL;
tab.tbl_width = 32;
tab.tbl_len = 1;
tab.tbl_ptr = &val;
for (j = 0; j < 128; j++) {
- if (pi->sh->boardflags & BFL_FEM)
- gm_gain = gain_table[j].gm;
- else
- gm_gain = 15;
-
+ gm_gain = gain_table[j].gm;
val = (((u32) pa_gain << 24) |
(gain_table[j].pad << 16) |
(gain_table[j].pga << 8) | gm_gain);
@@ -4600,10 +4499,7 @@
write_phy_reg(pi, 0x4ea, 0x4688);
- if (pi->sh->boardflags & BFL_FEM)
- mod_phy_reg(pi, 0x4eb, (0x7 << 0), 2 << 0);
- else
- mod_phy_reg(pi, 0x4eb, (0x7 << 0), 3 << 0);
+ mod_phy_reg(pi, 0x4eb, (0x7 << 0), 2 << 0);
mod_phy_reg(pi, 0x4eb, (0x7 << 6), 0 << 6);
@@ -4614,13 +4510,6 @@
wlc_lcnphy_rcal(pi);
wlc_lcnphy_rc_cal(pi);
-
- if (!(pi->sh->boardflags & BFL_FEM)) {
- write_radio_reg(pi, RADIO_2064_REG032, 0x6f);
- write_radio_reg(pi, RADIO_2064_REG033, 0x19);
- write_radio_reg(pi, RADIO_2064_REG039, 0xe);
- }
-
}
static void wlc_lcnphy_radio_init(struct brcms_phy *pi)
@@ -4650,20 +4539,22 @@
wlc_lcnphy_write_table(pi, &tab);
}
- if (!(pi->sh->boardflags & BFL_FEM)) {
- tab.tbl_id = LCNPHY_TBL_ID_RFSEQ;
- tab.tbl_width = 16;
- tab.tbl_ptr = &val;
- tab.tbl_len = 1;
+ tab.tbl_id = LCNPHY_TBL_ID_RFSEQ;
+ tab.tbl_width = 16;
+ tab.tbl_ptr = &val;
+ tab.tbl_len = 1;
- val = 150;
- tab.tbl_offset = 0;
- wlc_lcnphy_write_table(pi, &tab);
+ val = 114;
+ tab.tbl_offset = 0;
+ wlc_lcnphy_write_table(pi, &tab);
- val = 220;
- tab.tbl_offset = 1;
- wlc_lcnphy_write_table(pi, &tab);
- }
+ val = 130;
+ tab.tbl_offset = 1;
+ wlc_lcnphy_write_table(pi, &tab);
+
+ val = 6;
+ tab.tbl_offset = 8;
+ wlc_lcnphy_write_table(pi, &tab);
if (CHSPEC_IS2G(pi->radio_chanspec)) {
if (pi->sh->boardflags & BFL_FEM)
@@ -5055,7 +4946,6 @@
wlc_lcnphy_load_tx_iir_filter(pi, true, 3);
mod_phy_reg(pi, 0x4eb, (0x7 << 3), (1) << 3);
- wlc_lcnphy_tssi_setup(pi);
}
void wlc_phy_detach_lcnphy(struct brcms_phy *pi)
@@ -5094,7 +4984,8 @@
if (!wlc_phy_txpwr_srom_read_lcnphy(pi))
return false;
- if (LCNREV_IS(pi->pubpi.phy_rev, 1)) {
+ if ((pi->sh->boardflags & BFL_FEM) &&
+ (LCNREV_IS(pi->pubpi.phy_rev, 1))) {
if (pi_lcn->lcnphy_tempsense_option == 3) {
pi->hwpwrctrl = true;
pi->hwpwrctrl_capable = true;
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c b/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c
index b7e95ac..622c01c 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c
@@ -1992,70 +1992,70 @@
};
static const u16 dot11lcn_sw_ctrl_tbl_4313_rev0[] = {
- 0x0009,
0x000a,
- 0x0005,
- 0x0006,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
0x0009,
- 0x000a,
- 0x0005,
0x0006,
+ 0x0005,
+ 0x000a,
+ 0x0009,
+ 0x0006,
+ 0x0005,
};
static const u16 dot11lcn_sw_ctrl_tbl_rev0[] = {
diff --git a/drivers/net/wireless/iwlegacy/4965-rs.c b/drivers/net/wireless/iwlegacy/4965-rs.c
index e8324b5..6c7493c 100644
--- a/drivers/net/wireless/iwlegacy/4965-rs.c
+++ b/drivers/net/wireless/iwlegacy/4965-rs.c
@@ -2152,7 +2152,7 @@
int rate_idx;
int i;
u32 rate;
- u8 use_green = il4965_rs_use_green(il, sta);
+ u8 use_green;
u8 active_tbl = 0;
u8 valid_tx_ant;
struct il_station_priv *sta_priv;
@@ -2160,6 +2160,7 @@
if (!sta || !lq_sta)
return;
+ use_green = il4965_rs_use_green(il, sta);
sta_priv = (void *)sta->drv_priv;
i = lq_sta->last_txrate_idx;
diff --git a/drivers/net/wireless/iwlwifi/dvm/lib.c b/drivers/net/wireless/iwlwifi/dvm/lib.c
index 86ea5f4..44ca0e5 100644
--- a/drivers/net/wireless/iwlwifi/dvm/lib.c
+++ b/drivers/net/wireless/iwlwifi/dvm/lib.c
@@ -1262,6 +1262,15 @@
}
/*
+ * This can happen upon FW ASSERT: we clear the STATUS_FW_ERROR flag
+ * in iwl_down but cancel the workers only later.
+ */
+ if (!priv->ucode_loaded) {
+ IWL_ERR(priv, "Fw not loaded - dropping CMD: %x\n", cmd->id);
+ return -EIO;
+ }
+
+ /*
* Synchronous commands from this op-mode must hold
* the mutex, this ensures we don't try to send two
* (or more) synchronous commands at a time.
diff --git a/drivers/net/wireless/iwlwifi/dvm/rxon.c b/drivers/net/wireless/iwlwifi/dvm/rxon.c
index 23be948..a82b6b3 100644
--- a/drivers/net/wireless/iwlwifi/dvm/rxon.c
+++ b/drivers/net/wireless/iwlwifi/dvm/rxon.c
@@ -1419,6 +1419,14 @@
mutex_lock(&priv->mutex);
+ if (changes & BSS_CHANGED_IDLE && bss_conf->idle) {
+ /*
+ * If we go idle, then clearly no "passive-no-rx"
+ * workaround is needed any more, this is a reset.
+ */
+ iwlagn_lift_passive_no_rx(priv);
+ }
+
if (unlikely(!iwl_is_ready(priv))) {
IWL_DEBUG_MAC80211(priv, "leave - not ready\n");
mutex_unlock(&priv->mutex);
@@ -1450,16 +1458,6 @@
priv->timestamp = bss_conf->sync_tsf;
ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
} else {
- /*
- * If we disassociate while there are pending
- * frames, just wake up the queues and let the
- * frames "escape" ... This shouldn't really
- * be happening to start with, but we should
- * not get stuck in this case either since it
- * can happen if userspace gets confused.
- */
- iwlagn_lift_passive_no_rx(priv);
-
ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
if (ctx->ctxid == IWL_RXON_CTX_BSS)
diff --git a/drivers/net/wireless/iwlwifi/dvm/tx.c b/drivers/net/wireless/iwlwifi/dvm/tx.c
index 6aec2df..d1a670d 100644
--- a/drivers/net/wireless/iwlwifi/dvm/tx.c
+++ b/drivers/net/wireless/iwlwifi/dvm/tx.c
@@ -1192,7 +1192,7 @@
memset(&info->status, 0, sizeof(info->status));
if (status == TX_STATUS_FAIL_PASSIVE_NO_RX &&
- iwl_is_associated_ctx(ctx) && ctx->vif &&
+ ctx->vif &&
ctx->vif->type == NL80211_IFTYPE_STATION) {
/* block and stop all queues */
priv->passive_no_rx = true;
diff --git a/drivers/net/wireless/iwlwifi/dvm/ucode.c b/drivers/net/wireless/iwlwifi/dvm/ucode.c
index 736fe9bb..1a4ac92 100644
--- a/drivers/net/wireless/iwlwifi/dvm/ucode.c
+++ b/drivers/net/wireless/iwlwifi/dvm/ucode.c
@@ -367,6 +367,8 @@
return -EIO;
}
+ priv->ucode_loaded = true;
+
if (ucode_type != IWL_UCODE_WOWLAN) {
/* delay a bit to give rfkill time to run */
msleep(5);
@@ -380,8 +382,6 @@
return ret;
}
- priv->ucode_loaded = true;
-
return 0;
}
diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c
index 17bedc5..12c4f31 100644
--- a/drivers/net/wireless/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/iwlwifi/pcie/trans.c
@@ -475,6 +475,10 @@
/* If platform's RF_KILL switch is NOT set to KILL */
hw_rfkill = iwl_is_rfkill_set(trans);
+ if (hw_rfkill)
+ set_bit(STATUS_RFKILL, &trans_pcie->status);
+ else
+ clear_bit(STATUS_RFKILL, &trans_pcie->status);
iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill);
if (hw_rfkill && !run_in_rfkill)
return -ERFKILL;
@@ -641,6 +645,7 @@
static int iwl_trans_pcie_start_hw(struct iwl_trans *trans)
{
+ struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
bool hw_rfkill;
int err;
@@ -656,6 +661,10 @@
iwl_enable_rfkill_int(trans);
hw_rfkill = iwl_is_rfkill_set(trans);
+ if (hw_rfkill)
+ set_bit(STATUS_RFKILL, &trans_pcie->status);
+ else
+ clear_bit(STATUS_RFKILL, &trans_pcie->status);
iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill);
return 0;
@@ -694,6 +703,10 @@
* op_mode.
*/
hw_rfkill = iwl_is_rfkill_set(trans);
+ if (hw_rfkill)
+ set_bit(STATUS_RFKILL, &trans_pcie->status);
+ else
+ clear_bit(STATUS_RFKILL, &trans_pcie->status);
iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill);
}
}
diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c
index 8595c16..cb5c679 100644
--- a/drivers/net/wireless/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/iwlwifi/pcie/tx.c
@@ -1264,7 +1264,7 @@
for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) {
int copy = 0;
- if (!cmd->len)
+ if (!cmd->len[i])
continue;
/* need at least IWL_HCMD_SCRATCHBUF_SIZE copied */
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index a44023a..8aaf56a 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1892,7 +1892,8 @@
}
}
- for (i = 0; i < request->n_channels; i++) {
+ for (i = 0; i < min_t(u32, request->n_channels,
+ MWIFIEX_USER_SCAN_CHAN_MAX); i++) {
chan = request->channels[i];
priv->user_scan_cfg->chan_list[i].chan_number = chan->hw_value;
priv->user_scan_cfg->chan_list[i].radio_type = chan->band;
diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c
index 5c395e2..feb2046 100644
--- a/drivers/net/wireless/mwifiex/pcie.c
+++ b/drivers/net/wireless/mwifiex/pcie.c
@@ -1508,6 +1508,7 @@
}
memcpy(adapter->upld_buf, skb->data,
min_t(u32, MWIFIEX_SIZE_OF_CMD_BUFFER, skb->len));
+ skb_push(skb, INTF_HEADER_LEN);
if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE,
PCI_DMA_FROMDEVICE))
return -1;
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index d215b4d..e7f6dea 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1393,8 +1393,10 @@
queue_work(adapter->workqueue, &adapter->main_work);
/* Perform internal scan synchronously */
- if (!priv->scan_request)
+ if (!priv->scan_request) {
+ dev_dbg(adapter->dev, "wait internal scan\n");
mwifiex_wait_queue_complete(adapter, cmd_node);
+ }
} else {
spin_unlock_irqrestore(&adapter->scan_pending_q_lock,
flags);
@@ -1793,7 +1795,12 @@
/* Need to indicate IOCTL complete */
if (adapter->curr_cmd->wait_q_enabled) {
adapter->cmd_wait_q.status = 0;
- mwifiex_complete_cmd(adapter, adapter->curr_cmd);
+ if (!priv->scan_request) {
+ dev_dbg(adapter->dev,
+ "complete internal scan\n");
+ mwifiex_complete_cmd(adapter,
+ adapter->curr_cmd);
+ }
}
if (priv->report_scan_result)
priv->report_scan_result = false;
diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig
index 2bf4efa..76cd47e 100644
--- a/drivers/net/wireless/rt2x00/Kconfig
+++ b/drivers/net/wireless/rt2x00/Kconfig
@@ -20,6 +20,7 @@
config RT2400PCI
tristate "Ralink rt2400 (PCI/PCMCIA) support"
depends on PCI
+ select RT2X00_LIB_MMIO
select RT2X00_LIB_PCI
select EEPROM_93CX6
---help---
@@ -31,6 +32,7 @@
config RT2500PCI
tristate "Ralink rt2500 (PCI/PCMCIA) support"
depends on PCI
+ select RT2X00_LIB_MMIO
select RT2X00_LIB_PCI
select EEPROM_93CX6
---help---
@@ -43,6 +45,7 @@
tristate "Ralink rt2501/rt61 (PCI/PCMCIA) support"
depends on PCI
select RT2X00_LIB_PCI
+ select RT2X00_LIB_MMIO
select RT2X00_LIB_FIRMWARE
select RT2X00_LIB_CRYPTO
select CRC_ITU_T
@@ -57,6 +60,7 @@
tristate "Ralink rt27xx/rt28xx/rt30xx (PCI/PCIe/PCMCIA) support"
depends on PCI || SOC_RT288X || SOC_RT305X
select RT2800_LIB
+ select RT2X00_LIB_MMIO
select RT2X00_LIB_PCI if PCI
select RT2X00_LIB_SOC if SOC_RT288X || SOC_RT305X
select RT2X00_LIB_FIRMWARE
@@ -185,6 +189,9 @@
config RT2800_LIB
tristate
+config RT2X00_LIB_MMIO
+ tristate
+
config RT2X00_LIB_PCI
tristate
select RT2X00_LIB
diff --git a/drivers/net/wireless/rt2x00/Makefile b/drivers/net/wireless/rt2x00/Makefile
index 349d5b8..f069d8b 100644
--- a/drivers/net/wireless/rt2x00/Makefile
+++ b/drivers/net/wireless/rt2x00/Makefile
@@ -9,6 +9,7 @@
rt2x00lib-$(CONFIG_RT2X00_LIB_LEDS) += rt2x00leds.o
obj-$(CONFIG_RT2X00_LIB) += rt2x00lib.o
+obj-$(CONFIG_RT2X00_LIB_MMIO) += rt2x00mmio.o
obj-$(CONFIG_RT2X00_LIB_PCI) += rt2x00pci.o
obj-$(CONFIG_RT2X00_LIB_SOC) += rt2x00soc.o
obj-$(CONFIG_RT2X00_LIB_USB) += rt2x00usb.o
diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c
index 221beaa..dcfb54e 100644
--- a/drivers/net/wireless/rt2x00/rt2400pci.c
+++ b/drivers/net/wireless/rt2x00/rt2400pci.c
@@ -34,6 +34,7 @@
#include <linux/slab.h>
#include "rt2x00.h"
+#include "rt2x00mmio.h"
#include "rt2x00pci.h"
#include "rt2400pci.h"
diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c
index 39edc59..e1d2dc9 100644
--- a/drivers/net/wireless/rt2x00/rt2500pci.c
+++ b/drivers/net/wireless/rt2x00/rt2500pci.c
@@ -34,6 +34,7 @@
#include <linux/slab.h>
#include "rt2x00.h"
+#include "rt2x00mmio.h"
#include "rt2x00pci.h"
#include "rt2500pci.h"
diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index ded73da..ba5a056 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -41,6 +41,7 @@
#include <linux/eeprom_93cx6.h>
#include "rt2x00.h"
+#include "rt2x00mmio.h"
#include "rt2x00pci.h"
#include "rt2x00soc.h"
#include "rt2800lib.h"
diff --git a/drivers/net/wireless/rt2x00/rt2x00mmio.c b/drivers/net/wireless/rt2x00/rt2x00mmio.c
new file mode 100644
index 0000000..d84a680
--- /dev/null
+++ b/drivers/net/wireless/rt2x00/rt2x00mmio.c
@@ -0,0 +1,216 @@
+/*
+ Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
+ <http://rt2x00.serialmonkey.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the
+ Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+/*
+ Module: rt2x00mmio
+ Abstract: rt2x00 generic mmio device routines.
+ */
+
+#include <linux/dma-mapping.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+
+#include "rt2x00.h"
+#include "rt2x00mmio.h"
+
+/*
+ * Register access.
+ */
+int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev,
+ const unsigned int offset,
+ const struct rt2x00_field32 field,
+ u32 *reg)
+{
+ unsigned int i;
+
+ if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+ return 0;
+
+ for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
+ rt2x00pci_register_read(rt2x00dev, offset, reg);
+ if (!rt2x00_get_field32(*reg, field))
+ return 1;
+ udelay(REGISTER_BUSY_DELAY);
+ }
+
+ printk_once(KERN_ERR "%s() Indirect register access failed: "
+ "offset=0x%.08x, value=0x%.08x\n", __func__, offset, *reg);
+ *reg = ~0;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rt2x00pci_regbusy_read);
+
+bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
+{
+ struct data_queue *queue = rt2x00dev->rx;
+ struct queue_entry *entry;
+ struct queue_entry_priv_pci *entry_priv;
+ struct skb_frame_desc *skbdesc;
+ int max_rx = 16;
+
+ while (--max_rx) {
+ entry = rt2x00queue_get_entry(queue, Q_INDEX);
+ entry_priv = entry->priv_data;
+
+ if (rt2x00dev->ops->lib->get_entry_state(entry))
+ break;
+
+ /*
+ * Fill in desc fields of the skb descriptor
+ */
+ skbdesc = get_skb_frame_desc(entry->skb);
+ skbdesc->desc = entry_priv->desc;
+ skbdesc->desc_len = entry->queue->desc_size;
+
+ /*
+ * DMA is already done, notify rt2x00lib that
+ * it finished successfully.
+ */
+ rt2x00lib_dmastart(entry);
+ rt2x00lib_dmadone(entry);
+
+ /*
+ * Send the frame to rt2x00lib for further processing.
+ */
+ rt2x00lib_rxdone(entry, GFP_ATOMIC);
+ }
+
+ return !max_rx;
+}
+EXPORT_SYMBOL_GPL(rt2x00pci_rxdone);
+
+void rt2x00pci_flush_queue(struct data_queue *queue, bool drop)
+{
+ unsigned int i;
+
+ for (i = 0; !rt2x00queue_empty(queue) && i < 10; i++)
+ msleep(10);
+}
+EXPORT_SYMBOL_GPL(rt2x00pci_flush_queue);
+
+/*
+ * Device initialization handlers.
+ */
+static int rt2x00pci_alloc_queue_dma(struct rt2x00_dev *rt2x00dev,
+ struct data_queue *queue)
+{
+ struct queue_entry_priv_pci *entry_priv;
+ void *addr;
+ dma_addr_t dma;
+ unsigned int i;
+
+ /*
+ * Allocate DMA memory for descriptor and buffer.
+ */
+ addr = dma_alloc_coherent(rt2x00dev->dev,
+ queue->limit * queue->desc_size,
+ &dma, GFP_KERNEL);
+ if (!addr)
+ return -ENOMEM;
+
+ memset(addr, 0, queue->limit * queue->desc_size);
+
+ /*
+ * Initialize all queue entries to contain valid addresses.
+ */
+ for (i = 0; i < queue->limit; i++) {
+ entry_priv = queue->entries[i].priv_data;
+ entry_priv->desc = addr + i * queue->desc_size;
+ entry_priv->desc_dma = dma + i * queue->desc_size;
+ }
+
+ return 0;
+}
+
+static void rt2x00pci_free_queue_dma(struct rt2x00_dev *rt2x00dev,
+ struct data_queue *queue)
+{
+ struct queue_entry_priv_pci *entry_priv =
+ queue->entries[0].priv_data;
+
+ if (entry_priv->desc)
+ dma_free_coherent(rt2x00dev->dev,
+ queue->limit * queue->desc_size,
+ entry_priv->desc, entry_priv->desc_dma);
+ entry_priv->desc = NULL;
+}
+
+int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev)
+{
+ struct data_queue *queue;
+ int status;
+
+ /*
+ * Allocate DMA
+ */
+ queue_for_each(rt2x00dev, queue) {
+ status = rt2x00pci_alloc_queue_dma(rt2x00dev, queue);
+ if (status)
+ goto exit;
+ }
+
+ /*
+ * Register interrupt handler.
+ */
+ status = request_irq(rt2x00dev->irq,
+ rt2x00dev->ops->lib->irq_handler,
+ IRQF_SHARED, rt2x00dev->name, rt2x00dev);
+ if (status) {
+ ERROR(rt2x00dev, "IRQ %d allocation failed (error %d).\n",
+ rt2x00dev->irq, status);
+ goto exit;
+ }
+
+ return 0;
+
+exit:
+ queue_for_each(rt2x00dev, queue)
+ rt2x00pci_free_queue_dma(rt2x00dev, queue);
+
+ return status;
+}
+EXPORT_SYMBOL_GPL(rt2x00pci_initialize);
+
+void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev)
+{
+ struct data_queue *queue;
+
+ /*
+ * Free irq line.
+ */
+ free_irq(rt2x00dev->irq, rt2x00dev);
+
+ /*
+ * Free DMA
+ */
+ queue_for_each(rt2x00dev, queue)
+ rt2x00pci_free_queue_dma(rt2x00dev, queue);
+}
+EXPORT_SYMBOL_GPL(rt2x00pci_uninitialize);
+
+/*
+ * rt2x00mmio module information.
+ */
+MODULE_AUTHOR(DRV_PROJECT);
+MODULE_VERSION(DRV_VERSION);
+MODULE_DESCRIPTION("rt2x00 mmio library");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/wireless/rt2x00/rt2x00mmio.h b/drivers/net/wireless/rt2x00/rt2x00mmio.h
new file mode 100644
index 0000000..4ecaf60
--- /dev/null
+++ b/drivers/net/wireless/rt2x00/rt2x00mmio.h
@@ -0,0 +1,119 @@
+/*
+ Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
+ <http://rt2x00.serialmonkey.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the
+ Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+/*
+ Module: rt2x00mmio
+ Abstract: Data structures for the rt2x00mmio module.
+ */
+
+#ifndef RT2X00MMIO_H
+#define RT2X00MMIO_H
+
+#include <linux/io.h>
+
+/*
+ * Register access.
+ */
+static inline void rt2x00pci_register_read(struct rt2x00_dev *rt2x00dev,
+ const unsigned int offset,
+ u32 *value)
+{
+ *value = readl(rt2x00dev->csr.base + offset);
+}
+
+static inline void rt2x00pci_register_multiread(struct rt2x00_dev *rt2x00dev,
+ const unsigned int offset,
+ void *value, const u32 length)
+{
+ memcpy_fromio(value, rt2x00dev->csr.base + offset, length);
+}
+
+static inline void rt2x00pci_register_write(struct rt2x00_dev *rt2x00dev,
+ const unsigned int offset,
+ u32 value)
+{
+ writel(value, rt2x00dev->csr.base + offset);
+}
+
+static inline void rt2x00pci_register_multiwrite(struct rt2x00_dev *rt2x00dev,
+ const unsigned int offset,
+ const void *value,
+ const u32 length)
+{
+ __iowrite32_copy(rt2x00dev->csr.base + offset, value, length >> 2);
+}
+
+/**
+ * rt2x00pci_regbusy_read - Read from register with busy check
+ * @rt2x00dev: Device pointer, see &struct rt2x00_dev.
+ * @offset: Register offset
+ * @field: Field to check if register is busy
+ * @reg: Pointer to where register contents should be stored
+ *
+ * This function will read the given register, and checks if the
+ * register is busy. If it is, it will sleep for a couple of
+ * microseconds before reading the register again. If the register
+ * is not read after a certain timeout, this function will return
+ * FALSE.
+ */
+int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev,
+ const unsigned int offset,
+ const struct rt2x00_field32 field,
+ u32 *reg);
+
+/**
+ * struct queue_entry_priv_pci: Per entry PCI specific information
+ *
+ * @desc: Pointer to device descriptor
+ * @desc_dma: DMA pointer to &desc.
+ * @data: Pointer to device's entry memory.
+ * @data_dma: DMA pointer to &data.
+ */
+struct queue_entry_priv_pci {
+ __le32 *desc;
+ dma_addr_t desc_dma;
+};
+
+/**
+ * rt2x00pci_rxdone - Handle RX done events
+ * @rt2x00dev: Device pointer, see &struct rt2x00_dev.
+ *
+ * Returns true if there are still rx frames pending and false if all
+ * pending rx frames were processed.
+ */
+bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev);
+
+/**
+ * rt2x00pci_flush_queue - Flush data queue
+ * @queue: Data queue to stop
+ * @drop: True to drop all pending frames.
+ *
+ * This will wait for a maximum of 100ms, waiting for the queues
+ * to become empty.
+ */
+void rt2x00pci_flush_queue(struct data_queue *queue, bool drop);
+
+/*
+ * Device initialization handlers.
+ */
+int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev);
+void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev);
+
+#endif /* RT2X00MMIO_H */
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c
index a0c8cae..e87865e 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.c
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.c
@@ -33,182 +33,6 @@
#include "rt2x00pci.h"
/*
- * Register access.
- */
-int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev,
- const unsigned int offset,
- const struct rt2x00_field32 field,
- u32 *reg)
-{
- unsigned int i;
-
- if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
- return 0;
-
- for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
- rt2x00pci_register_read(rt2x00dev, offset, reg);
- if (!rt2x00_get_field32(*reg, field))
- return 1;
- udelay(REGISTER_BUSY_DELAY);
- }
-
- ERROR(rt2x00dev, "Indirect register access failed: "
- "offset=0x%.08x, value=0x%.08x\n", offset, *reg);
- *reg = ~0;
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(rt2x00pci_regbusy_read);
-
-bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
-{
- struct data_queue *queue = rt2x00dev->rx;
- struct queue_entry *entry;
- struct queue_entry_priv_pci *entry_priv;
- struct skb_frame_desc *skbdesc;
- int max_rx = 16;
-
- while (--max_rx) {
- entry = rt2x00queue_get_entry(queue, Q_INDEX);
- entry_priv = entry->priv_data;
-
- if (rt2x00dev->ops->lib->get_entry_state(entry))
- break;
-
- /*
- * Fill in desc fields of the skb descriptor
- */
- skbdesc = get_skb_frame_desc(entry->skb);
- skbdesc->desc = entry_priv->desc;
- skbdesc->desc_len = entry->queue->desc_size;
-
- /*
- * DMA is already done, notify rt2x00lib that
- * it finished successfully.
- */
- rt2x00lib_dmastart(entry);
- rt2x00lib_dmadone(entry);
-
- /*
- * Send the frame to rt2x00lib for further processing.
- */
- rt2x00lib_rxdone(entry, GFP_ATOMIC);
- }
-
- return !max_rx;
-}
-EXPORT_SYMBOL_GPL(rt2x00pci_rxdone);
-
-void rt2x00pci_flush_queue(struct data_queue *queue, bool drop)
-{
- unsigned int i;
-
- for (i = 0; !rt2x00queue_empty(queue) && i < 10; i++)
- msleep(10);
-}
-EXPORT_SYMBOL_GPL(rt2x00pci_flush_queue);
-
-/*
- * Device initialization handlers.
- */
-static int rt2x00pci_alloc_queue_dma(struct rt2x00_dev *rt2x00dev,
- struct data_queue *queue)
-{
- struct queue_entry_priv_pci *entry_priv;
- void *addr;
- dma_addr_t dma;
- unsigned int i;
-
- /*
- * Allocate DMA memory for descriptor and buffer.
- */
- addr = dma_alloc_coherent(rt2x00dev->dev,
- queue->limit * queue->desc_size,
- &dma, GFP_KERNEL);
- if (!addr)
- return -ENOMEM;
-
- memset(addr, 0, queue->limit * queue->desc_size);
-
- /*
- * Initialize all queue entries to contain valid addresses.
- */
- for (i = 0; i < queue->limit; i++) {
- entry_priv = queue->entries[i].priv_data;
- entry_priv->desc = addr + i * queue->desc_size;
- entry_priv->desc_dma = dma + i * queue->desc_size;
- }
-
- return 0;
-}
-
-static void rt2x00pci_free_queue_dma(struct rt2x00_dev *rt2x00dev,
- struct data_queue *queue)
-{
- struct queue_entry_priv_pci *entry_priv =
- queue->entries[0].priv_data;
-
- if (entry_priv->desc)
- dma_free_coherent(rt2x00dev->dev,
- queue->limit * queue->desc_size,
- entry_priv->desc, entry_priv->desc_dma);
- entry_priv->desc = NULL;
-}
-
-int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev)
-{
- struct data_queue *queue;
- int status;
-
- /*
- * Allocate DMA
- */
- queue_for_each(rt2x00dev, queue) {
- status = rt2x00pci_alloc_queue_dma(rt2x00dev, queue);
- if (status)
- goto exit;
- }
-
- /*
- * Register interrupt handler.
- */
- status = request_irq(rt2x00dev->irq,
- rt2x00dev->ops->lib->irq_handler,
- IRQF_SHARED, rt2x00dev->name, rt2x00dev);
- if (status) {
- ERROR(rt2x00dev, "IRQ %d allocation failed (error %d).\n",
- rt2x00dev->irq, status);
- goto exit;
- }
-
- return 0;
-
-exit:
- queue_for_each(rt2x00dev, queue)
- rt2x00pci_free_queue_dma(rt2x00dev, queue);
-
- return status;
-}
-EXPORT_SYMBOL_GPL(rt2x00pci_initialize);
-
-void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev)
-{
- struct data_queue *queue;
-
- /*
- * Free irq line.
- */
- free_irq(rt2x00dev->irq, rt2x00dev);
-
- /*
- * Free DMA
- */
- queue_for_each(rt2x00dev, queue)
- rt2x00pci_free_queue_dma(rt2x00dev, queue);
-}
-EXPORT_SYMBOL_GPL(rt2x00pci_uninitialize);
-
-/*
* PCI driver handlers.
*/
static void rt2x00pci_free_reg(struct rt2x00_dev *rt2x00dev)
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.h b/drivers/net/wireless/rt2x00/rt2x00pci.h
index e2c99f2..60d90b2 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.h
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.h
@@ -36,94 +36,6 @@
#define PCI_DEVICE_DATA(__ops) .driver_data = (kernel_ulong_t)(__ops)
/*
- * Register access.
- */
-static inline void rt2x00pci_register_read(struct rt2x00_dev *rt2x00dev,
- const unsigned int offset,
- u32 *value)
-{
- *value = readl(rt2x00dev->csr.base + offset);
-}
-
-static inline void rt2x00pci_register_multiread(struct rt2x00_dev *rt2x00dev,
- const unsigned int offset,
- void *value, const u32 length)
-{
- memcpy_fromio(value, rt2x00dev->csr.base + offset, length);
-}
-
-static inline void rt2x00pci_register_write(struct rt2x00_dev *rt2x00dev,
- const unsigned int offset,
- u32 value)
-{
- writel(value, rt2x00dev->csr.base + offset);
-}
-
-static inline void rt2x00pci_register_multiwrite(struct rt2x00_dev *rt2x00dev,
- const unsigned int offset,
- const void *value,
- const u32 length)
-{
- __iowrite32_copy(rt2x00dev->csr.base + offset, value, length >> 2);
-}
-
-/**
- * rt2x00pci_regbusy_read - Read from register with busy check
- * @rt2x00dev: Device pointer, see &struct rt2x00_dev.
- * @offset: Register offset
- * @field: Field to check if register is busy
- * @reg: Pointer to where register contents should be stored
- *
- * This function will read the given register, and checks if the
- * register is busy. If it is, it will sleep for a couple of
- * microseconds before reading the register again. If the register
- * is not read after a certain timeout, this function will return
- * FALSE.
- */
-int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev,
- const unsigned int offset,
- const struct rt2x00_field32 field,
- u32 *reg);
-
-/**
- * struct queue_entry_priv_pci: Per entry PCI specific information
- *
- * @desc: Pointer to device descriptor
- * @desc_dma: DMA pointer to &desc.
- * @data: Pointer to device's entry memory.
- * @data_dma: DMA pointer to &data.
- */
-struct queue_entry_priv_pci {
- __le32 *desc;
- dma_addr_t desc_dma;
-};
-
-/**
- * rt2x00pci_rxdone - Handle RX done events
- * @rt2x00dev: Device pointer, see &struct rt2x00_dev.
- *
- * Returns true if there are still rx frames pending and false if all
- * pending rx frames were processed.
- */
-bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev);
-
-/**
- * rt2x00pci_flush_queue - Flush data queue
- * @queue: Data queue to stop
- * @drop: True to drop all pending frames.
- *
- * This will wait for a maximum of 100ms, waiting for the queues
- * to become empty.
- */
-void rt2x00pci_flush_queue(struct data_queue *queue, bool drop);
-
-/*
- * Device initialization handlers.
- */
-int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev);
-void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev);
-
-/*
* PCI driver handlers.
*/
int rt2x00pci_probe(struct pci_dev *pci_dev, const struct rt2x00_ops *ops);
diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c
index f95792c..9e3c8ff 100644
--- a/drivers/net/wireless/rt2x00/rt61pci.c
+++ b/drivers/net/wireless/rt2x00/rt61pci.c
@@ -35,6 +35,7 @@
#include <linux/eeprom_93cx6.h>
#include "rt2x00.h"
+#include "rt2x00mmio.h"
#include "rt2x00pci.h"
#include "rt61pci.h"
diff --git a/drivers/nfc/microread/mei.c b/drivers/nfc/microread/mei.c
index eef38cf..ca33ae1 100644
--- a/drivers/nfc/microread/mei.c
+++ b/drivers/nfc/microread/mei.c
@@ -22,7 +22,7 @@
#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/gpio.h>
-#include <linux/mei_bus.h>
+#include <linux/mei_cl_bus.h>
#include <linux/nfc.h>
#include <net/nfc/hci.h>
@@ -32,9 +32,6 @@
#define MICROREAD_DRIVER_NAME "microread"
-#define MICROREAD_UUID UUID_LE(0x0bb17a78, 0x2a8e, 0x4c50, 0x94, \
- 0xd4, 0x50, 0x26, 0x67, 0x23, 0x77, 0x5c)
-
struct mei_nfc_hdr {
u8 cmd;
u8 status;
@@ -48,7 +45,7 @@
#define MEI_NFC_MAX_READ (MEI_NFC_HEADER_SIZE + MEI_NFC_MAX_HCI_PAYLOAD)
struct microread_mei_phy {
- struct mei_device *mei_device;
+ struct mei_cl_device *device;
struct nfc_hci_dev *hdev;
int powered;
@@ -105,14 +102,14 @@
MEI_DUMP_SKB_OUT("mei frame sent", skb);
- r = mei_send(phy->device, skb->data, skb->len);
+ r = mei_cl_send(phy->device, skb->data, skb->len);
if (r > 0)
r = 0;
return r;
}
-static void microread_event_cb(struct mei_device *device, u32 events,
+static void microread_event_cb(struct mei_cl_device *device, u32 events,
void *context)
{
struct microread_mei_phy *phy = context;
@@ -120,7 +117,7 @@
if (phy->hard_fault != 0)
return;
- if (events & BIT(MEI_EVENT_RX)) {
+ if (events & BIT(MEI_CL_EVENT_RX)) {
struct sk_buff *skb;
int reply_size;
@@ -128,7 +125,7 @@
if (!skb)
return;
- reply_size = mei_recv(device, skb->data, MEI_NFC_MAX_READ);
+ reply_size = mei_cl_recv(device, skb->data, MEI_NFC_MAX_READ);
if (reply_size < MEI_NFC_HEADER_SIZE) {
kfree(skb);
return;
@@ -149,8 +146,8 @@
.disable = microread_mei_disable,
};
-static int microread_mei_probe(struct mei_device *device,
- const struct mei_id *id)
+static int microread_mei_probe(struct mei_cl_device *device,
+ const struct mei_cl_device_id *id)
{
struct microread_mei_phy *phy;
int r;
@@ -164,9 +161,9 @@
}
phy->device = device;
- mei_set_clientdata(device, phy);
+ mei_cl_set_drvdata(device, phy);
- r = mei_register_event_cb(device, microread_event_cb, phy);
+ r = mei_cl_register_event_cb(device, microread_event_cb, phy);
if (r) {
pr_err(MICROREAD_DRIVER_NAME ": event cb registration failed\n");
goto err_out;
@@ -186,9 +183,9 @@
return r;
}
-static int microread_mei_remove(struct mei_device *device)
+static int microread_mei_remove(struct mei_cl_device *device)
{
- struct microread_mei_phy *phy = mei_get_clientdata(device);
+ struct microread_mei_phy *phy = mei_cl_get_drvdata(device);
pr_info("Removing microread\n");
@@ -202,16 +199,15 @@
return 0;
}
-static struct mei_id microread_mei_tbl[] = {
- { MICROREAD_DRIVER_NAME, MICROREAD_UUID },
+static struct mei_cl_device_id microread_mei_tbl[] = {
+ { MICROREAD_DRIVER_NAME },
/* required last entry */
{ }
};
-
MODULE_DEVICE_TABLE(mei, microread_mei_tbl);
-static struct mei_driver microread_driver = {
+static struct mei_cl_driver microread_driver = {
.id_table = microread_mei_tbl,
.name = MICROREAD_DRIVER_NAME,
@@ -225,7 +221,7 @@
pr_debug(DRIVER_DESC ": %s\n", __func__);
- r = mei_driver_register(µread_driver);
+ r = mei_cl_driver_register(µread_driver);
if (r) {
pr_err(MICROREAD_DRIVER_NAME ": driver registration failed\n");
return r;
@@ -236,7 +232,7 @@
static void microread_mei_exit(void)
{
- mei_driver_unregister(µread_driver);
+ mei_cl_driver_unregister(µread_driver);
}
module_init(microread_mei_init);
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index dee5ddd..5147c21 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -53,14 +53,15 @@
return;
}
- if (!pci_dev->pm_cap || !pci_dev->pme_support
- || pci_check_pme_status(pci_dev)) {
- if (pci_dev->pme_poll)
- pci_dev->pme_poll = false;
+ /* Clear PME Status if set. */
+ if (pci_dev->pme_support)
+ pci_check_pme_status(pci_dev);
- pci_wakeup_event(pci_dev);
- pm_runtime_resume(&pci_dev->dev);
- }
+ if (pci_dev->pme_poll)
+ pci_dev->pme_poll = false;
+
+ pci_wakeup_event(pci_dev);
+ pm_runtime_resume(&pci_dev->dev);
if (pci_dev->subordinate)
pci_pme_wakeup_bus(pci_dev->subordinate);
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 1fa1e48..79277fb 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -390,9 +390,10 @@
/*
* Turn off Bus Master bit on the device to tell it to not
- * continue to do DMA
+ * continue to do DMA. Don't touch devices in D3cold or unknown states.
*/
- pci_clear_master(pci_dev);
+ if (pci_dev->current_state <= PCI_D3hot)
+ pci_clear_master(pci_dev);
}
#ifdef CONFIG_PM
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index 08c243a..ed4d094 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -185,14 +185,6 @@
#endif /* !PM */
/*
- * PCIe port runtime suspend is broken for some chipsets, so use a
- * black list to disable runtime PM for these chipsets.
- */
-static const struct pci_device_id port_runtime_pm_black_list[] = {
- { /* end: all zeroes */ }
-};
-
-/*
* pcie_portdrv_probe - Probe PCI-Express port devices
* @dev: PCI-Express port device being probed
*
@@ -225,16 +217,11 @@
* it by default.
*/
dev->d3cold_allowed = false;
- if (!pci_match_id(port_runtime_pm_black_list, dev))
- pm_runtime_put_noidle(&dev->dev);
-
return 0;
}
static void pcie_portdrv_remove(struct pci_dev *dev)
{
- if (!pci_match_id(port_runtime_pm_black_list, dev))
- pm_runtime_get_noresume(&dev->dev);
pcie_port_device_remove(dev);
pci_disable_device(dev);
}
diff --git a/drivers/pci/rom.c b/drivers/pci/rom.c
index b41ac77..c5d0a08 100644
--- a/drivers/pci/rom.c
+++ b/drivers/pci/rom.c
@@ -100,27 +100,6 @@
return min((size_t)(image - rom), size);
}
-static loff_t pci_find_rom(struct pci_dev *pdev, size_t *size)
-{
- struct resource *res = &pdev->resource[PCI_ROM_RESOURCE];
- loff_t start;
-
- /* assign the ROM an address if it doesn't have one */
- if (res->parent == NULL && pci_assign_resource(pdev, PCI_ROM_RESOURCE))
- return 0;
- start = pci_resource_start(pdev, PCI_ROM_RESOURCE);
- *size = pci_resource_len(pdev, PCI_ROM_RESOURCE);
-
- if (*size == 0)
- return 0;
-
- /* Enable ROM space decodes */
- if (pci_enable_rom(pdev))
- return 0;
-
- return start;
-}
-
/**
* pci_map_rom - map a PCI ROM to kernel space
* @pdev: pointer to pci device struct
@@ -135,7 +114,7 @@
void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size)
{
struct resource *res = &pdev->resource[PCI_ROM_RESOURCE];
- loff_t start = 0;
+ loff_t start;
void __iomem *rom;
/*
@@ -154,21 +133,21 @@
return (void __iomem *)(unsigned long)
pci_resource_start(pdev, PCI_ROM_RESOURCE);
} else {
- start = pci_find_rom(pdev, size);
+ /* assign the ROM an address if it doesn't have one */
+ if (res->parent == NULL &&
+ pci_assign_resource(pdev,PCI_ROM_RESOURCE))
+ return NULL;
+ start = pci_resource_start(pdev, PCI_ROM_RESOURCE);
+ *size = pci_resource_len(pdev, PCI_ROM_RESOURCE);
+ if (*size == 0)
+ return NULL;
+
+ /* Enable ROM space decodes */
+ if (pci_enable_rom(pdev))
+ return NULL;
}
}
- /*
- * Some devices may provide ROMs via a source other than the BAR
- */
- if (!start && pdev->rom && pdev->romlen) {
- *size = pdev->romlen;
- return phys_to_virt(pdev->rom);
- }
-
- if (!start)
- return NULL;
-
rom = ioremap(start, *size);
if (!rom) {
/* restore enable if ioremap fails */
@@ -202,8 +181,7 @@
if (res->flags & (IORESOURCE_ROM_COPY | IORESOURCE_ROM_BIOS_COPY))
return;
- if (!pdev->rom || !pdev->romlen)
- iounmap(rom);
+ iounmap(rom);
/* Disable again before continuing, leave enabled if pci=rom */
if (!(res->flags & (IORESOURCE_ROM_ENABLE | IORESOURCE_ROM_SHADOW)))
@@ -227,7 +205,24 @@
}
}
+/**
+ * pci_platform_rom - provides a pointer to any ROM image provided by the
+ * platform
+ * @pdev: pointer to pci device struct
+ * @size: pointer to receive size of pci window over ROM
+ */
+void __iomem *pci_platform_rom(struct pci_dev *pdev, size_t *size)
+{
+ if (pdev->rom && pdev->romlen) {
+ *size = pdev->romlen;
+ return phys_to_virt((phys_addr_t)pdev->rom);
+ }
+
+ return NULL;
+}
+
EXPORT_SYMBOL(pci_map_rom);
EXPORT_SYMBOL(pci_unmap_rom);
EXPORT_SYMBOL_GPL(pci_enable_rom);
EXPORT_SYMBOL_GPL(pci_disable_rom);
+EXPORT_SYMBOL(pci_platform_rom);
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 45cacf7..1a779bb 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -134,7 +134,6 @@
{ KE_KEY, 0x2142, { KEY_MEDIA } },
{ KE_KEY, 0x213b, { KEY_INFO } },
{ KE_KEY, 0x2169, { KEY_DIRECTION } },
- { KE_KEY, 0x216a, { KEY_SETUP } },
{ KE_KEY, 0x231b, { KEY_HELP } },
{ KE_END, 0 }
};
@@ -925,9 +924,6 @@
err = hp_wmi_input_setup();
if (err)
return err;
-
- //Enable magic for hotkeys that run on the SMBus
- ec_write(0xe6,0x6e);
}
if (bios_capable) {
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 9a90756..edec135 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -1964,9 +1964,6 @@
/* kthread for the hotkey poller */
static struct task_struct *tpacpi_hotkey_task;
-/* Acquired while the poller kthread is running, use to sync start/stop */
-static struct mutex hotkey_thread_mutex;
-
/*
* Acquire mutex to write poller control variables as an
* atomic block.
@@ -2462,8 +2459,6 @@
unsigned int poll_freq;
bool was_frozen;
- mutex_lock(&hotkey_thread_mutex);
-
if (tpacpi_lifecycle == TPACPI_LIFE_EXITING)
goto exit;
@@ -2523,7 +2518,6 @@
}
exit:
- mutex_unlock(&hotkey_thread_mutex);
return 0;
}
@@ -2533,9 +2527,6 @@
if (tpacpi_hotkey_task) {
kthread_stop(tpacpi_hotkey_task);
tpacpi_hotkey_task = NULL;
- mutex_lock(&hotkey_thread_mutex);
- /* at this point, the thread did exit */
- mutex_unlock(&hotkey_thread_mutex);
}
}
@@ -3234,7 +3225,6 @@
mutex_init(&hotkey_mutex);
#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
- mutex_init(&hotkey_thread_mutex);
mutex_init(&hotkey_thread_data_mutex);
#endif
diff --git a/drivers/remoteproc/Kconfig b/drivers/remoteproc/Kconfig
index cc1f7bf..c6d77e2 100644
--- a/drivers/remoteproc/Kconfig
+++ b/drivers/remoteproc/Kconfig
@@ -4,7 +4,7 @@
config REMOTEPROC
tristate
depends on HAS_DMA
- select FW_CONFIG
+ select FW_LOADER
select VIRTIO
config OMAP_REMOTEPROC
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
index 29387df4..8edb4ae 100644
--- a/drivers/remoteproc/remoteproc_core.c
+++ b/drivers/remoteproc/remoteproc_core.c
@@ -217,7 +217,7 @@
* TODO: support predefined notifyids (via resource table)
*/
ret = idr_alloc(&rproc->notifyids, rvring, 0, 0, GFP_KERNEL);
- if (ret) {
+ if (ret < 0) {
dev_err(dev, "idr_alloc failed: %d\n", ret);
dma_free_coherent(dev->parent, size, va, dma);
return ret;
@@ -366,10 +366,12 @@
/* it is now safe to add the virtio device */
ret = rproc_add_virtio_dev(rvdev, rsc->id);
if (ret)
- goto free_rvdev;
+ goto remove_rvdev;
return 0;
+remove_rvdev:
+ list_del(&rvdev->node);
free_rvdev:
kfree(rvdev);
return ret;
diff --git a/drivers/remoteproc/ste_modem_rproc.c b/drivers/remoteproc/ste_modem_rproc.c
index a7743c0..fb95c42 100644
--- a/drivers/remoteproc/ste_modem_rproc.c
+++ b/drivers/remoteproc/ste_modem_rproc.c
@@ -240,6 +240,8 @@
/* Unregister as remoteproc device */
rproc_del(sproc->rproc);
+ dma_free_coherent(sproc->rproc->dev.parent, SPROC_FW_SIZE,
+ sproc->fw_addr, sproc->fw_dma_addr);
rproc_put(sproc->rproc);
mdev->drv_data = NULL;
@@ -297,10 +299,13 @@
/* Register as a remoteproc device */
err = rproc_add(rproc);
if (err)
- goto free_rproc;
+ goto free_mem;
return 0;
+free_mem:
+ dma_free_coherent(rproc->dev.parent, SPROC_FW_SIZE,
+ sproc->fw_addr, sproc->fw_dma_addr);
free_rproc:
/* Reset device data upon error */
mdev->drv_data = NULL;
diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index 0a9f27e..434ebc3 100644
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -44,7 +44,6 @@
static unsigned int at91_alarm_year = AT91_RTC_EPOCH;
static void __iomem *at91_rtc_regs;
static int irq;
-static u32 at91_rtc_imr;
/*
* Decode time/date into rtc_time structure
@@ -109,11 +108,9 @@
cr = at91_rtc_read(AT91_RTC_CR);
at91_rtc_write(AT91_RTC_CR, cr | AT91_RTC_UPDCAL | AT91_RTC_UPDTIM);
- at91_rtc_imr |= AT91_RTC_ACKUPD;
at91_rtc_write(AT91_RTC_IER, AT91_RTC_ACKUPD);
wait_for_completion(&at91_rtc_updated); /* wait for ACKUPD interrupt */
at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ACKUPD);
- at91_rtc_imr &= ~AT91_RTC_ACKUPD;
at91_rtc_write(AT91_RTC_TIMR,
bin2bcd(tm->tm_sec) << 0
@@ -145,7 +142,7 @@
tm->tm_yday = rtc_year_days(tm->tm_mday, tm->tm_mon, tm->tm_year);
tm->tm_year = at91_alarm_year - 1900;
- alrm->enabled = (at91_rtc_imr & AT91_RTC_ALARM)
+ alrm->enabled = (at91_rtc_read(AT91_RTC_IMR) & AT91_RTC_ALARM)
? 1 : 0;
dev_dbg(dev, "%s(): %4d-%02d-%02d %02d:%02d:%02d\n", __func__,
@@ -171,7 +168,6 @@
tm.tm_sec = alrm->time.tm_sec;
at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ALARM);
- at91_rtc_imr &= ~AT91_RTC_ALARM;
at91_rtc_write(AT91_RTC_TIMALR,
bin2bcd(tm.tm_sec) << 0
| bin2bcd(tm.tm_min) << 8
@@ -184,7 +180,6 @@
if (alrm->enabled) {
at91_rtc_write(AT91_RTC_SCCR, AT91_RTC_ALARM);
- at91_rtc_imr |= AT91_RTC_ALARM;
at91_rtc_write(AT91_RTC_IER, AT91_RTC_ALARM);
}
@@ -201,12 +196,9 @@
if (enabled) {
at91_rtc_write(AT91_RTC_SCCR, AT91_RTC_ALARM);
- at91_rtc_imr |= AT91_RTC_ALARM;
at91_rtc_write(AT91_RTC_IER, AT91_RTC_ALARM);
- } else {
+ } else
at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ALARM);
- at91_rtc_imr &= ~AT91_RTC_ALARM;
- }
return 0;
}
@@ -215,10 +207,12 @@
*/
static int at91_rtc_proc(struct device *dev, struct seq_file *seq)
{
+ unsigned long imr = at91_rtc_read(AT91_RTC_IMR);
+
seq_printf(seq, "update_IRQ\t: %s\n",
- (at91_rtc_imr & AT91_RTC_ACKUPD) ? "yes" : "no");
+ (imr & AT91_RTC_ACKUPD) ? "yes" : "no");
seq_printf(seq, "periodic_IRQ\t: %s\n",
- (at91_rtc_imr & AT91_RTC_SECEV) ? "yes" : "no");
+ (imr & AT91_RTC_SECEV) ? "yes" : "no");
return 0;
}
@@ -233,7 +227,7 @@
unsigned int rtsr;
unsigned long events = 0;
- rtsr = at91_rtc_read(AT91_RTC_SR) & at91_rtc_imr;
+ rtsr = at91_rtc_read(AT91_RTC_SR) & at91_rtc_read(AT91_RTC_IMR);
if (rtsr) { /* this interrupt is shared! Is it ours? */
if (rtsr & AT91_RTC_ALARM)
events |= (RTC_AF | RTC_IRQF);
@@ -297,7 +291,6 @@
at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ACKUPD | AT91_RTC_ALARM |
AT91_RTC_SECEV | AT91_RTC_TIMEV |
AT91_RTC_CALEV);
- at91_rtc_imr = 0;
ret = request_irq(irq, at91_rtc_interrupt,
IRQF_SHARED,
@@ -336,7 +329,6 @@
at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ACKUPD | AT91_RTC_ALARM |
AT91_RTC_SECEV | AT91_RTC_TIMEV |
AT91_RTC_CALEV);
- at91_rtc_imr = 0;
free_irq(irq, pdev);
rtc_device_unregister(rtc);
@@ -349,35 +341,31 @@
/* AT91RM9200 RTC Power management control */
-static u32 at91_rtc_bkpimr;
-
+static u32 at91_rtc_imr;
static int at91_rtc_suspend(struct device *dev)
{
/* this IRQ is shared with DBGU and other hardware which isn't
* necessarily doing PM like we are...
*/
- at91_rtc_bkpimr = at91_rtc_imr & (AT91_RTC_ALARM|AT91_RTC_SECEV);
- if (at91_rtc_bkpimr) {
- if (device_may_wakeup(dev)) {
+ at91_rtc_imr = at91_rtc_read(AT91_RTC_IMR)
+ & (AT91_RTC_ALARM|AT91_RTC_SECEV);
+ if (at91_rtc_imr) {
+ if (device_may_wakeup(dev))
enable_irq_wake(irq);
- } else {
- at91_rtc_write(AT91_RTC_IDR, at91_rtc_bkpimr);
- at91_rtc_imr &= ~at91_rtc_bkpimr;
- }
-}
+ else
+ at91_rtc_write(AT91_RTC_IDR, at91_rtc_imr);
+ }
return 0;
}
static int at91_rtc_resume(struct device *dev)
{
- if (at91_rtc_bkpimr) {
- if (device_may_wakeup(dev)) {
+ if (at91_rtc_imr) {
+ if (device_may_wakeup(dev))
disable_irq_wake(irq);
- } else {
- at91_rtc_imr |= at91_rtc_bkpimr;
- at91_rtc_write(AT91_RTC_IER, at91_rtc_bkpimr);
- }
+ else
+ at91_rtc_write(AT91_RTC_IER, at91_rtc_imr);
}
return 0;
}
diff --git a/drivers/rtc/rtc-at91rm9200.h b/drivers/rtc/rtc-at91rm9200.h
index 5f940b6..da1945e 100644
--- a/drivers/rtc/rtc-at91rm9200.h
+++ b/drivers/rtc/rtc-at91rm9200.h
@@ -64,6 +64,7 @@
#define AT91_RTC_SCCR 0x1c /* Status Clear Command Register */
#define AT91_RTC_IER 0x20 /* Interrupt Enable Register */
#define AT91_RTC_IDR 0x24 /* Interrupt Disable Register */
+#define AT91_RTC_IMR 0x28 /* Interrupt Mask Register */
#define AT91_RTC_VER 0x2c /* Valid Entry Register */
#define AT91_RTC_NVTIM (1 << 0) /* Non valid Time */
diff --git a/drivers/s390/block/scm_blk.c b/drivers/s390/block/scm_blk.c
index 5ac9c93..e9b9c83 100644
--- a/drivers/s390/block/scm_blk.c
+++ b/drivers/s390/block/scm_blk.c
@@ -307,7 +307,7 @@
case EQC_WR_PROHIBIT:
spin_lock_irqsave(&bdev->lock, flags);
if (bdev->state != SCM_WR_PROHIBIT)
- pr_info("%lu: Write access to the SCM increment is suspended\n",
+ pr_info("%lx: Write access to the SCM increment is suspended\n",
(unsigned long) bdev->scmdev->address);
bdev->state = SCM_WR_PROHIBIT;
spin_unlock_irqrestore(&bdev->lock, flags);
@@ -445,7 +445,7 @@
spin_lock_irqsave(&bdev->lock, flags);
if (bdev->state == SCM_WR_PROHIBIT)
- pr_info("%lu: Write access to the SCM increment is restored\n",
+ pr_info("%lx: Write access to the SCM increment is restored\n",
(unsigned long) bdev->scmdev->address);
bdev->state = SCM_OPER;
spin_unlock_irqrestore(&bdev->lock, flags);
@@ -463,12 +463,15 @@
goto out;
scm_major = ret;
- if (scm_alloc_rqs(nr_requests))
+ ret = scm_alloc_rqs(nr_requests);
+ if (ret)
goto out_unreg;
scm_debug = debug_register("scm_log", 16, 1, 16);
- if (!scm_debug)
+ if (!scm_debug) {
+ ret = -ENOMEM;
goto out_free;
+ }
debug_register_view(scm_debug, &debug_hex_ascii_view);
debug_set_level(scm_debug, 2);
diff --git a/drivers/s390/block/scm_drv.c b/drivers/s390/block/scm_drv.c
index 5f6180d..c98cf52 100644
--- a/drivers/s390/block/scm_drv.c
+++ b/drivers/s390/block/scm_drv.c
@@ -19,7 +19,7 @@
switch (event) {
case SCM_CHANGE:
- pr_info("%lu: The capabilities of the SCM increment changed\n",
+ pr_info("%lx: The capabilities of the SCM increment changed\n",
(unsigned long) scmdev->address);
SCM_LOG(2, "State changed");
SCM_LOG_STATE(2, scmdev);
diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c
index b907dba..cee69da 100644
--- a/drivers/s390/char/tty3270.c
+++ b/drivers/s390/char/tty3270.c
@@ -915,7 +915,7 @@
int i, rc;
/* Check if the tty3270 is already there. */
- view = raw3270_find_view(&tty3270_fn, tty->index);
+ view = raw3270_find_view(&tty3270_fn, tty->index + RAW3270_FIRSTMINOR);
if (!IS_ERR(view)) {
tp = container_of(view, struct tty3270, view);
tty->driver_data = tp;
@@ -927,15 +927,16 @@
tp->inattr = TF_INPUT;
return tty_port_install(&tp->port, driver, tty);
}
- if (tty3270_max_index < tty->index)
- tty3270_max_index = tty->index;
+ if (tty3270_max_index < tty->index + 1)
+ tty3270_max_index = tty->index + 1;
/* Allocate tty3270 structure on first open. */
tp = tty3270_alloc_view();
if (IS_ERR(tp))
return PTR_ERR(tp);
- rc = raw3270_add_view(&tp->view, &tty3270_fn, tty->index);
+ rc = raw3270_add_view(&tp->view, &tty3270_fn,
+ tty->index + RAW3270_FIRSTMINOR);
if (rc) {
tty3270_free_view(tp);
return rc;
@@ -1846,12 +1847,12 @@
void tty3270_create_cb(int minor)
{
- tty_register_device(tty3270_driver, minor, NULL);
+ tty_register_device(tty3270_driver, minor - RAW3270_FIRSTMINOR, NULL);
}
void tty3270_destroy_cb(int minor)
{
- tty_unregister_device(tty3270_driver, minor);
+ tty_unregister_device(tty3270_driver, minor - RAW3270_FIRSTMINOR);
}
struct raw3270_notifier tty3270_notifier =
@@ -1884,7 +1885,8 @@
driver->driver_name = "tty3270";
driver->name = "3270/tty";
driver->major = IBM_TTY3270_MAJOR;
- driver->minor_start = 0;
+ driver->minor_start = RAW3270_FIRSTMINOR;
+ driver->name_base = RAW3270_FIRSTMINOR;
driver->type = TTY_DRIVER_TYPE_SYSTEM;
driver->subtype = SYSTEM_TYPE_TTY;
driver->init_termios = tty_std_termios;
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index 8c06223..6ccb745 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -769,6 +769,7 @@
unsigned long thread_start_mask;
unsigned long thread_allowed_mask;
unsigned long thread_running_mask;
+ struct task_struct *recovery_task;
spinlock_t ip_lock;
struct list_head ip_list;
struct list_head *ip_tbd_list;
@@ -862,6 +863,8 @@
extern struct kmem_cache *qeth_core_header_cache;
extern struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS];
+void qeth_set_recovery_task(struct qeth_card *);
+void qeth_clear_recovery_task(struct qeth_card *);
void qeth_set_allowed_threads(struct qeth_card *, unsigned long , int);
int qeth_threads_running(struct qeth_card *, unsigned long);
int qeth_wait_for_threads(struct qeth_card *, unsigned long);
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 0d73a99..451f920 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -177,6 +177,23 @@
return "n/a";
}
+void qeth_set_recovery_task(struct qeth_card *card)
+{
+ card->recovery_task = current;
+}
+EXPORT_SYMBOL_GPL(qeth_set_recovery_task);
+
+void qeth_clear_recovery_task(struct qeth_card *card)
+{
+ card->recovery_task = NULL;
+}
+EXPORT_SYMBOL_GPL(qeth_clear_recovery_task);
+
+static bool qeth_is_recovery_task(const struct qeth_card *card)
+{
+ return card->recovery_task == current;
+}
+
void qeth_set_allowed_threads(struct qeth_card *card, unsigned long threads,
int clear_start_mask)
{
@@ -205,6 +222,8 @@
int qeth_wait_for_threads(struct qeth_card *card, unsigned long threads)
{
+ if (qeth_is_recovery_task(card))
+ return 0;
return wait_event_interruptible(card->wait_q,
qeth_threads_running(card, threads) == 0);
}
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index d690166..155b101 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -1143,6 +1143,7 @@
QETH_CARD_TEXT(card, 2, "recover2");
dev_warn(&card->gdev->dev,
"A recovery process has been started for the device\n");
+ qeth_set_recovery_task(card);
__qeth_l2_set_offline(card->gdev, 1);
rc = __qeth_l2_set_online(card->gdev, 1);
if (!rc)
@@ -1153,6 +1154,7 @@
dev_warn(&card->gdev->dev, "The qeth device driver "
"failed to recover an error on the device\n");
}
+ qeth_clear_recovery_task(card);
qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD);
qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD);
return 0;
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 8710337..1f7edf1 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -3515,6 +3515,7 @@
QETH_CARD_TEXT(card, 2, "recover2");
dev_warn(&card->gdev->dev,
"A recovery process has been started for the device\n");
+ qeth_set_recovery_task(card);
__qeth_l3_set_offline(card->gdev, 1);
rc = __qeth_l3_set_online(card->gdev, 1);
if (!rc)
@@ -3525,6 +3526,7 @@
dev_warn(&card->gdev->dev, "The qeth device driver "
"failed to recover an error on the device\n");
}
+ qeth_clear_recovery_task(card);
qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD);
qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD);
return 0;
diff --git a/drivers/sbus/char/bbc_i2c.c b/drivers/sbus/char/bbc_i2c.c
index 1a9d1e3..c1441ed 100644
--- a/drivers/sbus/char/bbc_i2c.c
+++ b/drivers/sbus/char/bbc_i2c.c
@@ -282,7 +282,7 @@
return IRQ_HANDLED;
}
-static void __init reset_one_i2c(struct bbc_i2c_bus *bp)
+static void reset_one_i2c(struct bbc_i2c_bus *bp)
{
writeb(I2C_PCF_PIN, bp->i2c_control_regs + 0x0);
writeb(bp->own, bp->i2c_control_regs + 0x1);
@@ -291,7 +291,7 @@
writeb(I2C_PCF_IDLE, bp->i2c_control_regs + 0x0);
}
-static struct bbc_i2c_bus * __init attach_one_i2c(struct platform_device *op, int index)
+static struct bbc_i2c_bus * attach_one_i2c(struct platform_device *op, int index)
{
struct bbc_i2c_bus *bp;
struct device_node *dp;
diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
index 2daf4b0..90bc7bd 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
@@ -940,6 +940,7 @@
fc_exch_init(lport);
fc_rport_init(lport);
fc_disc_init(lport);
+ fc_disc_config(lport, lport);
return 0;
}
@@ -2133,6 +2134,7 @@
}
ctlr = bnx2fc_to_ctlr(interface);
+ cdev = fcoe_ctlr_to_ctlr_dev(ctlr);
interface->vlan_id = vlan_id;
interface->timer_work_queue =
@@ -2143,7 +2145,7 @@
goto ifput_err;
}
- lport = bnx2fc_if_create(interface, &interface->hba->pcidev->dev, 0);
+ lport = bnx2fc_if_create(interface, &cdev->dev, 0);
if (!lport) {
printk(KERN_ERR PFX "Failed to create interface (%s)\n",
netdev->name);
@@ -2159,8 +2161,6 @@
/* Make this master N_port */
ctlr->lp = lport;
- cdev = fcoe_ctlr_to_ctlr_dev(ctlr);
-
if (link_state == BNX2FC_CREATE_LINK_UP)
cdev->enabled = FCOE_CTLR_ENABLED;
else
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index b5d92fc..9bfdc9a 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -490,7 +490,6 @@
{
struct net_device *netdev = fcoe->netdev;
struct fcoe_ctlr *fip = fcoe_to_ctlr(fcoe);
- struct fcoe_ctlr_device *ctlr_dev = fcoe_ctlr_to_ctlr_dev(fip);
rtnl_lock();
if (!fcoe->removed)
@@ -501,7 +500,6 @@
/* tear-down the FCoE controller */
fcoe_ctlr_destroy(fip);
scsi_host_put(fip->lp->host);
- fcoe_ctlr_device_delete(ctlr_dev);
dev_put(netdev);
module_put(THIS_MODULE);
}
@@ -2194,6 +2192,8 @@
*/
static void fcoe_destroy_work(struct work_struct *work)
{
+ struct fcoe_ctlr_device *cdev;
+ struct fcoe_ctlr *ctlr;
struct fcoe_port *port;
struct fcoe_interface *fcoe;
struct Scsi_Host *shost;
@@ -2224,10 +2224,15 @@
mutex_lock(&fcoe_config_mutex);
fcoe = port->priv;
+ ctlr = fcoe_to_ctlr(fcoe);
+ cdev = fcoe_ctlr_to_ctlr_dev(ctlr);
+
fcoe_if_destroy(port->lport);
fcoe_interface_cleanup(fcoe);
mutex_unlock(&fcoe_config_mutex);
+
+ fcoe_ctlr_device_delete(cdev);
}
/**
@@ -2335,7 +2340,9 @@
rc = -EIO;
rtnl_unlock();
fcoe_interface_cleanup(fcoe);
- goto out_nortnl;
+ mutex_unlock(&fcoe_config_mutex);
+ fcoe_ctlr_device_delete(ctlr_dev);
+ goto out;
}
/* Make this the "master" N_Port */
@@ -2375,8 +2382,8 @@
out_nodev:
rtnl_unlock();
-out_nortnl:
mutex_unlock(&fcoe_config_mutex);
+out:
return rc;
}
diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c
index 08c3bc3..a762472 100644
--- a/drivers/scsi/fcoe/fcoe_ctlr.c
+++ b/drivers/scsi/fcoe/fcoe_ctlr.c
@@ -2815,6 +2815,47 @@
}
/**
+ * fcoe_ctlr_mode_set() - Set or reset the ctlr's mode
+ * @lport: The local port to be (re)configured
+ * @fip: The FCoE controller whose mode is changing
+ * @fip_mode: The new fip mode
+ *
+ * Note that the we shouldn't be changing the libfc discovery settings
+ * (fc_disc_config) while an lport is going through the libfc state
+ * machine. The mode can only be changed when a fcoe_ctlr device is
+ * disabled, so that should ensure that this routine is only called
+ * when nothing is happening.
+ */
+void fcoe_ctlr_mode_set(struct fc_lport *lport, struct fcoe_ctlr *fip,
+ enum fip_state fip_mode)
+{
+ void *priv;
+
+ WARN_ON(lport->state != LPORT_ST_RESET &&
+ lport->state != LPORT_ST_DISABLED);
+
+ if (fip_mode == FIP_MODE_VN2VN) {
+ lport->rport_priv_size = sizeof(struct fcoe_rport);
+ lport->point_to_multipoint = 1;
+ lport->tt.disc_recv_req = fcoe_ctlr_disc_recv;
+ lport->tt.disc_start = fcoe_ctlr_disc_start;
+ lport->tt.disc_stop = fcoe_ctlr_disc_stop;
+ lport->tt.disc_stop_final = fcoe_ctlr_disc_stop_final;
+ priv = fip;
+ } else {
+ lport->rport_priv_size = 0;
+ lport->point_to_multipoint = 0;
+ lport->tt.disc_recv_req = NULL;
+ lport->tt.disc_start = NULL;
+ lport->tt.disc_stop = NULL;
+ lport->tt.disc_stop_final = NULL;
+ priv = lport;
+ }
+
+ fc_disc_config(lport, priv);
+}
+
+/**
* fcoe_libfc_config() - Sets up libfc related properties for local port
* @lport: The local port to configure libfc for
* @fip: The FCoE controller in use by the local port
@@ -2833,21 +2874,9 @@
fc_exch_init(lport);
fc_elsct_init(lport);
fc_lport_init(lport);
- if (fip->mode == FIP_MODE_VN2VN)
- lport->rport_priv_size = sizeof(struct fcoe_rport);
fc_rport_init(lport);
- if (fip->mode == FIP_MODE_VN2VN) {
- lport->point_to_multipoint = 1;
- lport->tt.disc_recv_req = fcoe_ctlr_disc_recv;
- lport->tt.disc_start = fcoe_ctlr_disc_start;
- lport->tt.disc_stop = fcoe_ctlr_disc_stop;
- lport->tt.disc_stop_final = fcoe_ctlr_disc_stop_final;
- mutex_init(&lport->disc.disc_mutex);
- INIT_LIST_HEAD(&lport->disc.rports);
- lport->disc.priv = fip;
- } else {
- fc_disc_init(lport);
- }
+ fc_disc_init(lport);
+ fcoe_ctlr_mode_set(lport, fip, fip->mode);
return 0;
}
EXPORT_SYMBOL_GPL(fcoe_libfc_config);
@@ -2875,6 +2904,7 @@
void fcoe_ctlr_set_fip_mode(struct fcoe_ctlr_device *ctlr_dev)
{
struct fcoe_ctlr *ctlr = fcoe_ctlr_device_priv(ctlr_dev);
+ struct fc_lport *lport = ctlr->lp;
mutex_lock(&ctlr->ctlr_mutex);
switch (ctlr_dev->mode) {
@@ -2888,5 +2918,7 @@
}
mutex_unlock(&ctlr->ctlr_mutex);
+
+ fcoe_ctlr_mode_set(lport, ctlr, ctlr->mode);
}
EXPORT_SYMBOL(fcoe_ctlr_set_fip_mode);
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index a044f59..d0fa4b6 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -1899,8 +1899,8 @@
sdev->allow_restart = 1;
blk_queue_rq_timeout(sdev->request_queue, 120 * HZ);
}
- scsi_adjust_queue_depth(sdev, 0, shost->cmd_per_lun);
spin_unlock_irqrestore(shost->host_lock, lock_flags);
+ scsi_adjust_queue_depth(sdev, 0, shost->cmd_per_lun);
return 0;
}
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index f328089..2197b57 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -5148,7 +5148,7 @@
ipr_trace;
}
- list_add_tail(&ipr_cmd->queue, &hrrq->hrrq_free_q);
+ list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q);
if (!ipr_is_naca_model(res))
res->needs_sync_complete = 1;
@@ -9349,7 +9349,10 @@
int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg);
spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
- rc = request_irq(pdev->irq, ipr_test_intr, 0, IPR_NAME, ioa_cfg);
+ if (ioa_cfg->intr_flag == IPR_USE_MSIX)
+ rc = request_irq(ioa_cfg->vectors_info[0].vec, ipr_test_intr, 0, IPR_NAME, ioa_cfg);
+ else
+ rc = request_irq(pdev->irq, ipr_test_intr, 0, IPR_NAME, ioa_cfg);
if (rc) {
dev_err(&pdev->dev, "Can not assign irq %d\n", pdev->irq);
return rc;
@@ -9371,7 +9374,10 @@
spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
- free_irq(pdev->irq, ioa_cfg);
+ if (ioa_cfg->intr_flag == IPR_USE_MSIX)
+ free_irq(ioa_cfg->vectors_info[0].vec, ioa_cfg);
+ else
+ free_irq(pdev->irq, ioa_cfg);
LEAVE;
@@ -9722,6 +9728,7 @@
spin_unlock_irqrestore(ioa_cfg->host->host_lock, host_lock_flags);
wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
flush_work(&ioa_cfg->work_q);
+ INIT_LIST_HEAD(&ioa_cfg->used_res_q);
spin_lock_irqsave(ioa_cfg->host->host_lock, host_lock_flags);
spin_lock(&ipr_driver_lock);
diff --git a/drivers/scsi/libfc/fc_disc.c b/drivers/scsi/libfc/fc_disc.c
index 8e561e6..880a906 100644
--- a/drivers/scsi/libfc/fc_disc.c
+++ b/drivers/scsi/libfc/fc_disc.c
@@ -712,12 +712,13 @@
}
/**
- * fc_disc_init() - Initialize the discovery layer for a local port
- * @lport: The local port that needs the discovery layer to be initialized
+ * fc_disc_config() - Configure the discovery layer for a local port
+ * @lport: The local port that needs the discovery layer to be configured
+ * @priv: Private data structre for users of the discovery layer
*/
-int fc_disc_init(struct fc_lport *lport)
+void fc_disc_config(struct fc_lport *lport, void *priv)
{
- struct fc_disc *disc;
+ struct fc_disc *disc = &lport->disc;
if (!lport->tt.disc_start)
lport->tt.disc_start = fc_disc_start;
@@ -732,12 +733,21 @@
lport->tt.disc_recv_req = fc_disc_recv_req;
disc = &lport->disc;
+
+ disc->priv = priv;
+}
+EXPORT_SYMBOL(fc_disc_config);
+
+/**
+ * fc_disc_init() - Initialize the discovery layer for a local port
+ * @lport: The local port that needs the discovery layer to be initialized
+ */
+void fc_disc_init(struct fc_lport *lport)
+{
+ struct fc_disc *disc = &lport->disc;
+
INIT_DELAYED_WORK(&disc->disc_work, fc_disc_timeout);
mutex_init(&disc->disc_mutex);
INIT_LIST_HEAD(&disc->rports);
-
- disc->priv = lport;
-
- return 0;
}
EXPORT_SYMBOL(fc_disc_init);
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index aec2e0d..55cbd01 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -235,6 +235,17 @@
linkrate = phy->linkrate;
memcpy(sas_addr, phy->attached_sas_addr, SAS_ADDR_SIZE);
+ /* Handle vacant phy - rest of dr data is not valid so skip it */
+ if (phy->phy_state == PHY_VACANT) {
+ memset(phy->attached_sas_addr, 0, SAS_ADDR_SIZE);
+ phy->attached_dev_type = NO_DEVICE;
+ if (!test_bit(SAS_HA_ATA_EH_ACTIVE, &ha->state)) {
+ phy->phy_id = phy_id;
+ goto skip;
+ } else
+ goto out;
+ }
+
phy->attached_dev_type = to_dev_type(dr);
if (test_bit(SAS_HA_ATA_EH_ACTIVE, &ha->state))
goto out;
@@ -272,6 +283,7 @@
phy->phy->maximum_linkrate = dr->pmax_linkrate;
phy->phy->negotiated_linkrate = phy->linkrate;
+ skip:
if (new_phy)
if (sas_phy_add(phy->phy)) {
sas_phy_free(phy->phy);
@@ -388,7 +400,7 @@
if (!disc_req)
return -ENOMEM;
- disc_resp = alloc_smp_req(DISCOVER_RESP_SIZE);
+ disc_resp = alloc_smp_resp(DISCOVER_RESP_SIZE);
if (!disc_resp) {
kfree(disc_req);
return -ENOMEM;
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 74b67d9..d43faf3 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -438,11 +438,12 @@
struct lpfc_rqe *temp_hrqe;
struct lpfc_rqe *temp_drqe;
struct lpfc_register doorbell;
- int put_index = hq->host_index;
+ int put_index;
/* sanity check on queue memory */
if (unlikely(!hq) || unlikely(!dq))
return -ENOMEM;
+ put_index = hq->host_index;
temp_hrqe = hq->qe[hq->host_index].rqe;
temp_drqe = dq->qe[dq->host_index].rqe;
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 1d82eef..b3db9dc 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1938,11 +1938,6 @@
"Timer for the VP[%d] has stopped\n", vha->vp_idx);
}
- /* No pending activities shall be there on the vha now */
- if (ql2xextended_error_logging & ql_dbg_user)
- msleep(random32()%10); /* Just to see if something falls on
- * the net we have placed below */
-
BUG_ON(atomic_read(&vha->vref_count));
qla2x00_free_fcports(vha);
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index 1626de5..fbc305f 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -15,6 +15,7 @@
* | Mailbox commands | 0x115b | 0x111a-0x111b |
* | | | 0x112c-0x112e |
* | | | 0x113a |
+ * | | | 0x1155-0x1158 |
* | Device Discovery | 0x2087 | 0x2020-0x2022, |
* | | | 0x2016 |
* | Queue Command and IO tracing | 0x3031 | 0x3006-0x300b |
@@ -401,7 +402,7 @@
void *ring;
} aq, *aqp;
- if (!ha->tgt.atio_q_length)
+ if (!ha->tgt.atio_ring)
return ptr;
num_queues = 1;
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index c650991..65c5ff7 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -863,7 +863,6 @@
#define MBX_1 BIT_1
#define MBX_0 BIT_0
-#define RNID_TYPE_SET_VERSION 0x9
#define RNID_TYPE_ASIC_TEMP 0xC
/*
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index eb3ca21..b310fa9 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -358,9 +358,6 @@
qla2x00_disable_fce_trace(scsi_qla_host_t *, uint64_t *, uint64_t *);
extern int
-qla2x00_set_driver_version(scsi_qla_host_t *, char *);
-
-extern int
qla2x00_read_sfp(scsi_qla_host_t *, dma_addr_t, uint8_t *,
uint16_t, uint16_t, uint16_t, uint16_t);
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index edf4d14..b592033 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -619,8 +619,6 @@
if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))
qla24xx_read_fcp_prio_cfg(vha);
- qla2x00_set_driver_version(vha, QLA2XXX_VERSION);
-
return (rval);
}
@@ -1399,7 +1397,7 @@
mq_size += ha->max_rsp_queues *
(rsp->length * sizeof(response_t));
}
- if (ha->tgt.atio_q_length)
+ if (ha->tgt.atio_ring)
mq_size += ha->tgt.atio_q_length * sizeof(request_t);
/* Allocate memory for Fibre Channel Event Buffer. */
if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha))
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 186dd59..43345af 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -3866,64 +3866,6 @@
return rval;
}
-int
-qla2x00_set_driver_version(scsi_qla_host_t *vha, char *version)
-{
- int rval;
- mbx_cmd_t mc;
- mbx_cmd_t *mcp = &mc;
- int len;
- uint16_t dwlen;
- uint8_t *str;
- dma_addr_t str_dma;
- struct qla_hw_data *ha = vha->hw;
-
- if (!IS_FWI2_CAPABLE(ha) || IS_QLA82XX(ha))
- return QLA_FUNCTION_FAILED;
-
- ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1155,
- "Entered %s.\n", __func__);
-
- str = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &str_dma);
- if (!str) {
- ql_log(ql_log_warn, vha, 0x1156,
- "Failed to allocate driver version param.\n");
- return QLA_MEMORY_ALLOC_FAILED;
- }
-
- memcpy(str, "\x7\x3\x11\x0", 4);
- dwlen = str[0];
- len = dwlen * sizeof(uint32_t) - 4;
- memset(str + 4, 0, len);
- if (len > strlen(version))
- len = strlen(version);
- memcpy(str + 4, version, len);
-
- mcp->mb[0] = MBC_SET_RNID_PARAMS;
- mcp->mb[1] = RNID_TYPE_SET_VERSION << 8 | dwlen;
- mcp->mb[2] = MSW(LSD(str_dma));
- mcp->mb[3] = LSW(LSD(str_dma));
- mcp->mb[6] = MSW(MSD(str_dma));
- mcp->mb[7] = LSW(MSD(str_dma));
- mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
- mcp->in_mb = MBX_0;
- mcp->tov = MBX_TOV_SECONDS;
- mcp->flags = 0;
- rval = qla2x00_mailbox_command(vha, mcp);
-
- if (rval != QLA_SUCCESS) {
- ql_dbg(ql_dbg_mbx, vha, 0x1157,
- "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
- } else {
- ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1158,
- "Done %s.\n", __func__);
- }
-
- dma_pool_free(ha->s_dma_pool, str, str_dma);
-
- return rval;
-}
-
static int
qla2x00_read_asic_temperature(scsi_qla_host_t *vha, uint16_t *temp)
{
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index 2b6e478..ec54036 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,7 +7,7 @@
/*
* Driver version
*/
-#define QLA2XXX_VERSION "8.04.00.08-k"
+#define QLA2XXX_VERSION "8.04.00.13-k"
#define QLA_DRIVER_MAJOR_VER 8
#define QLA_DRIVER_MINOR_VER 4
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 8697447..2a32036 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -4112,6 +4112,10 @@
tpnt->disk = disk;
disk->private_data = &tpnt->driver;
disk->queue = SDp->request_queue;
+ /* SCSI tape doesn't register this gendisk via add_disk(). Manually
+ * take queue reference that release_disk() expects. */
+ if (!blk_get_queue(disk->queue))
+ goto out_put_disk;
tpnt->driver = &st_template;
tpnt->device = SDp;
@@ -4185,7 +4189,7 @@
idr_preload_end();
if (error < 0) {
pr_warn("st: idr allocation failed: %d\n", error);
- goto out_put_disk;
+ goto out_put_queue;
}
tpnt->index = error;
sprintf(disk->disk_name, "st%d", tpnt->index);
@@ -4211,6 +4215,8 @@
spin_lock(&st_index_lock);
idr_remove(&st_index_idr, tpnt->index);
spin_unlock(&st_index_lock);
+out_put_queue:
+ blk_put_queue(disk->queue);
out_put_disk:
put_disk(disk);
kfree(tpnt);
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index f80eee7..2be0de9 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -55,6 +55,7 @@
config SPI_ALTERA
tristate "Altera SPI Controller"
+ depends on GENERIC_HARDIRQS
select SPI_BITBANG
help
This is the driver for the Altera SPI Controller.
@@ -310,7 +311,7 @@
config SPI_PXA2XX
tristate "PXA2xx SSP SPI master"
- depends on ARCH_PXA || PCI || ACPI
+ depends on (ARCH_PXA || PCI || ACPI) && GENERIC_HARDIRQS
select PXA_SSP if ARCH_PXA
help
This enables using a PXA2xx or Sodaville SSP port as a SPI master
diff --git a/drivers/spi/spi-bcm63xx.c b/drivers/spi/spi-bcm63xx.c
index 9578af7..d7df435 100644
--- a/drivers/spi/spi-bcm63xx.c
+++ b/drivers/spi/spi-bcm63xx.c
@@ -152,7 +152,6 @@
static int bcm63xx_spi_setup(struct spi_device *spi)
{
struct bcm63xx_spi *bs;
- int ret;
bs = spi_master_get_devdata(spi->master);
@@ -490,7 +489,7 @@
default:
dev_err(dev, "unsupported MSG_CTL width: %d\n",
bs->msg_ctl_width);
- goto out_clk_disable;
+ goto out_err;
}
/* Initialize hardware */
diff --git a/drivers/spi/spi-mpc512x-psc.c b/drivers/spi/spi-mpc512x-psc.c
index 89480b2..3e490ee 100644
--- a/drivers/spi/spi-mpc512x-psc.c
+++ b/drivers/spi/spi-mpc512x-psc.c
@@ -164,7 +164,7 @@
for (i = count; i > 0; i--) {
data = tx_buf ? *tx_buf++ : 0;
- if (len == EOFBYTE)
+ if (len == EOFBYTE && t->cs_change)
setbits32(&fifo->txcmd, MPC512x_PSC_FIFO_EOF);
out_8(&fifo->txdata_8, data);
len--;
diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c
index 90b27a3..8104138 100644
--- a/drivers/spi/spi-pxa2xx.c
+++ b/drivers/spi/spi-pxa2xx.c
@@ -1168,7 +1168,6 @@
master->dev.parent = &pdev->dev;
master->dev.of_node = pdev->dev.of_node;
- ACPI_HANDLE_SET(&master->dev, ACPI_HANDLE(&pdev->dev));
/* the spi->mode bits understood by this driver: */
master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH | SPI_LOOP;
diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index e862ab8..4188b2f 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -994,25 +994,30 @@
{
struct s3c64xx_spi_driver_data *sdd = data;
struct spi_master *spi = sdd->master;
- unsigned int val;
+ unsigned int val, clr = 0;
- val = readl(sdd->regs + S3C64XX_SPI_PENDING_CLR);
+ val = readl(sdd->regs + S3C64XX_SPI_STATUS);
- val &= S3C64XX_SPI_PND_RX_OVERRUN_CLR |
- S3C64XX_SPI_PND_RX_UNDERRUN_CLR |
- S3C64XX_SPI_PND_TX_OVERRUN_CLR |
- S3C64XX_SPI_PND_TX_UNDERRUN_CLR;
-
- writel(val, sdd->regs + S3C64XX_SPI_PENDING_CLR);
-
- if (val & S3C64XX_SPI_PND_RX_OVERRUN_CLR)
+ if (val & S3C64XX_SPI_ST_RX_OVERRUN_ERR) {
+ clr = S3C64XX_SPI_PND_RX_OVERRUN_CLR;
dev_err(&spi->dev, "RX overrun\n");
- if (val & S3C64XX_SPI_PND_RX_UNDERRUN_CLR)
+ }
+ if (val & S3C64XX_SPI_ST_RX_UNDERRUN_ERR) {
+ clr |= S3C64XX_SPI_PND_RX_UNDERRUN_CLR;
dev_err(&spi->dev, "RX underrun\n");
- if (val & S3C64XX_SPI_PND_TX_OVERRUN_CLR)
+ }
+ if (val & S3C64XX_SPI_ST_TX_OVERRUN_ERR) {
+ clr |= S3C64XX_SPI_PND_TX_OVERRUN_CLR;
dev_err(&spi->dev, "TX overrun\n");
- if (val & S3C64XX_SPI_PND_TX_UNDERRUN_CLR)
+ }
+ if (val & S3C64XX_SPI_ST_TX_UNDERRUN_ERR) {
+ clr |= S3C64XX_SPI_PND_TX_UNDERRUN_CLR;
dev_err(&spi->dev, "TX underrun\n");
+ }
+
+ /* Clear the pending irq by setting and then clearing it */
+ writel(clr, sdd->regs + S3C64XX_SPI_PENDING_CLR);
+ writel(0, sdd->regs + S3C64XX_SPI_PENDING_CLR);
return IRQ_HANDLED;
}
@@ -1036,9 +1041,13 @@
writel(0, regs + S3C64XX_SPI_MODE_CFG);
writel(0, regs + S3C64XX_SPI_PACKET_CNT);
- /* Clear any irq pending bits */
- writel(readl(regs + S3C64XX_SPI_PENDING_CLR),
- regs + S3C64XX_SPI_PENDING_CLR);
+ /* Clear any irq pending bits, should set and clear the bits */
+ val = S3C64XX_SPI_PND_RX_OVERRUN_CLR |
+ S3C64XX_SPI_PND_RX_UNDERRUN_CLR |
+ S3C64XX_SPI_PND_TX_OVERRUN_CLR |
+ S3C64XX_SPI_PND_TX_UNDERRUN_CLR;
+ writel(val, regs + S3C64XX_SPI_PENDING_CLR);
+ writel(0, regs + S3C64XX_SPI_PENDING_CLR);
writel(0, regs + S3C64XX_SPI_SWAP_CFG);
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c
index b8698b3..a829563 100644
--- a/drivers/spi/spi-tegra20-slink.c
+++ b/drivers/spi/spi-tegra20-slink.c
@@ -858,21 +858,6 @@
return 0;
}
-static int tegra_slink_prepare_transfer(struct spi_master *master)
-{
- struct tegra_slink_data *tspi = spi_master_get_devdata(master);
-
- return pm_runtime_get_sync(tspi->dev);
-}
-
-static int tegra_slink_unprepare_transfer(struct spi_master *master)
-{
- struct tegra_slink_data *tspi = spi_master_get_devdata(master);
-
- pm_runtime_put(tspi->dev);
- return 0;
-}
-
static int tegra_slink_transfer_one_message(struct spi_master *master,
struct spi_message *msg)
{
@@ -885,6 +870,12 @@
msg->status = 0;
msg->actual_length = 0;
+ ret = pm_runtime_get_sync(tspi->dev);
+ if (ret < 0) {
+ dev_err(tspi->dev, "runtime get failed: %d\n", ret);
+ goto done;
+ }
+
single_xfer = list_is_singular(&msg->transfers);
list_for_each_entry(xfer, &msg->transfers, transfer_list) {
INIT_COMPLETION(tspi->xfer_completion);
@@ -921,6 +912,8 @@
exit:
tegra_slink_writel(tspi, tspi->def_command_reg, SLINK_COMMAND);
tegra_slink_writel(tspi, tspi->def_command2_reg, SLINK_COMMAND2);
+ pm_runtime_put(tspi->dev);
+done:
msg->status = ret;
spi_finalize_current_message(master);
return ret;
@@ -1148,9 +1141,7 @@
/* the spi->mode bits understood by this driver: */
master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
master->setup = tegra_slink_setup;
- master->prepare_transfer_hardware = tegra_slink_prepare_transfer;
master->transfer_one_message = tegra_slink_transfer_one_message;
- master->unprepare_transfer_hardware = tegra_slink_unprepare_transfer;
master->num_chipselect = MAX_CHIP_SELECT;
master->bus_num = -1;
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index f996c600..004b10f 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -543,17 +543,16 @@
/* Lock queue and check for queue work */
spin_lock_irqsave(&master->queue_lock, flags);
if (list_empty(&master->queue) || !master->running) {
- if (master->busy && master->unprepare_transfer_hardware) {
- ret = master->unprepare_transfer_hardware(master);
- if (ret) {
- spin_unlock_irqrestore(&master->queue_lock, flags);
- dev_err(&master->dev,
- "failed to unprepare transfer hardware\n");
- return;
- }
+ if (!master->busy) {
+ spin_unlock_irqrestore(&master->queue_lock, flags);
+ return;
}
master->busy = false;
spin_unlock_irqrestore(&master->queue_lock, flags);
+ if (master->unprepare_transfer_hardware &&
+ master->unprepare_transfer_hardware(master))
+ dev_err(&master->dev,
+ "failed to unprepare transfer hardware\n");
return;
}
@@ -984,7 +983,7 @@
acpi_status status;
acpi_handle handle;
- handle = ACPI_HANDLE(&master->dev);
+ handle = ACPI_HANDLE(master->dev.parent);
if (!handle)
return;
diff --git a/drivers/ssb/driver_chipcommon_pmu.c b/drivers/ssb/driver_chipcommon_pmu.c
index 4c0f6d8..7b0bce9 100644
--- a/drivers/ssb/driver_chipcommon_pmu.c
+++ b/drivers/ssb/driver_chipcommon_pmu.c
@@ -675,3 +675,32 @@
return 0;
}
}
+
+void ssb_pmu_spuravoid_pllupdate(struct ssb_chipcommon *cc, int spuravoid)
+{
+ u32 pmu_ctl = 0;
+
+ switch (cc->dev->bus->chip_id) {
+ case 0x4322:
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL0, 0x11100070);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL1, 0x1014140a);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL5, 0x88888854);
+ if (spuravoid == 1)
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL2, 0x05201828);
+ else
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL2, 0x05001828);
+ pmu_ctl = SSB_CHIPCO_PMU_CTL_PLL_UPD;
+ break;
+ case 43222:
+ /* TODO: BCM43222 requires updating PLLs too */
+ return;
+ default:
+ ssb_printk(KERN_ERR PFX
+ "Unknown spuravoidance settings for chip 0x%04X, not changing PLL\n",
+ cc->dev->bus->chip_id);
+ return;
+ }
+
+ chipco_set32(cc, SSB_CHIPCO_PMU_CTL, pmu_ctl);
+}
+EXPORT_SYMBOL_GPL(ssb_pmu_spuravoid_pllupdate);
diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c
index ff1c5ee..cbe48ab 100644
--- a/drivers/target/target_core_alua.c
+++ b/drivers/target/target_core_alua.c
@@ -409,6 +409,7 @@
case REPORT_LUNS:
case RECEIVE_DIAGNOSTIC:
case SEND_DIAGNOSTIC:
+ return 0;
case MAINTENANCE_IN:
switch (cdb[1] & 0x1f) {
case MI_REPORT_TARGET_PGS:
@@ -451,6 +452,7 @@
switch (cdb[0]) {
case INQUIRY:
case REPORT_LUNS:
+ return 0;
case MAINTENANCE_IN:
switch (cdb[1] & 0x1f) {
case MI_REPORT_TARGET_PGS:
@@ -491,6 +493,7 @@
switch (cdb[0]) {
case INQUIRY:
case REPORT_LUNS:
+ return 0;
case MAINTENANCE_IN:
switch (cdb[1] & 0x1f) {
case MI_REPORT_TARGET_PGS:
diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
index 484b6a3..302909c 100644
--- a/drivers/tty/mxser.c
+++ b/drivers/tty/mxser.c
@@ -2643,9 +2643,9 @@
mxvar_sdriver, brd->idx + i, &pdev->dev);
if (IS_ERR(tty_dev)) {
retval = PTR_ERR(tty_dev);
- for (i--; i >= 0; i--)
+ for (; i > 0; i--)
tty_unregister_device(mxvar_sdriver,
- brd->idx + i);
+ brd->idx + i - 1);
goto err_relbrd;
}
}
@@ -2751,9 +2751,9 @@
tty_dev = tty_port_register_device(&brd->ports[i].port,
mxvar_sdriver, brd->idx + i, NULL);
if (IS_ERR(tty_dev)) {
- for (i--; i >= 0; i--)
+ for (; i > 0; i--)
tty_unregister_device(mxvar_sdriver,
- brd->idx + i);
+ brd->idx + i - 1);
for (i = 0; i < brd->info->nports; i++)
tty_port_destroy(&brd->ports[i].port);
free_irq(brd->irq, brd);
diff --git a/drivers/tty/serial/8250/8250_pnp.c b/drivers/tty/serial/8250/8250_pnp.c
index b3455a9..35d9ab9 100644
--- a/drivers/tty/serial/8250/8250_pnp.c
+++ b/drivers/tty/serial/8250/8250_pnp.c
@@ -429,7 +429,6 @@
{
struct uart_8250_port uart;
int ret, line, flags = dev_id->driver_data;
- struct resource *res = NULL;
if (flags & UNKNOWN_DEV) {
ret = serial_pnp_guess_board(dev);
@@ -440,12 +439,11 @@
memset(&uart, 0, sizeof(uart));
if (pnp_irq_valid(dev, 0))
uart.port.irq = pnp_irq(dev, 0);
- if ((flags & CIR_PORT) && pnp_port_valid(dev, 2))
- res = pnp_get_resource(dev, IORESOURCE_IO, 2);
- else if (pnp_port_valid(dev, 0))
- res = pnp_get_resource(dev, IORESOURCE_IO, 0);
- if (pnp_resource_enabled(res)) {
- uart.port.iobase = res->start;
+ if ((flags & CIR_PORT) && pnp_port_valid(dev, 2)) {
+ uart.port.iobase = pnp_port_start(dev, 2);
+ uart.port.iotype = UPIO_PORT;
+ } else if (pnp_port_valid(dev, 0)) {
+ uart.port.iobase = pnp_port_start(dev, 0);
uart.port.iotype = UPIO_PORT;
} else if (pnp_mem_valid(dev, 0)) {
uart.port.mapbase = pnp_mem_start(dev, 0);
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 4dc4140..30d4f7a 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -886,6 +886,17 @@
serial_out(up, UART_MCR, up->mcr | UART_MCR_TCRTLR);
/* FIFO ENABLE, DMA MODE */
+ up->scr |= OMAP_UART_SCR_RX_TRIG_GRANU1_MASK;
+ /*
+ * NOTE: Setting OMAP_UART_SCR_RX_TRIG_GRANU1_MASK
+ * sets Enables the granularity of 1 for TRIGGER RX
+ * level. Along with setting RX FIFO trigger level
+ * to 1 (as noted below, 16 characters) and TLR[3:0]
+ * to zero this will result RX FIFO threshold level
+ * to 1 character, instead of 16 as noted in comment
+ * below.
+ */
+
/* Set receive FIFO threshold to 16 characters and
* transmit FIFO threshold to 16 spaces
*/
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 05400ac..b045268 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -941,6 +941,14 @@
EXPORT_SYMBOL(start_tty);
+static void tty_update_time(struct timespec *time)
+{
+ unsigned long sec = get_seconds();
+ sec -= sec % 60;
+ if ((long)(sec - time->tv_sec) > 0)
+ time->tv_sec = sec;
+}
+
/**
* tty_read - read method for tty device files
* @file: pointer to tty file
@@ -960,10 +968,11 @@
loff_t *ppos)
{
int i;
+ struct inode *inode = file_inode(file);
struct tty_struct *tty = file_tty(file);
struct tty_ldisc *ld;
- if (tty_paranoia_check(tty, file_inode(file), "tty_read"))
+ if (tty_paranoia_check(tty, inode, "tty_read"))
return -EIO;
if (!tty || (test_bit(TTY_IO_ERROR, &tty->flags)))
return -EIO;
@@ -977,6 +986,9 @@
i = -EIO;
tty_ldisc_deref(ld);
+ if (i > 0)
+ tty_update_time(&inode->i_atime);
+
return i;
}
@@ -1077,8 +1089,10 @@
break;
cond_resched();
}
- if (written)
+ if (written) {
+ tty_update_time(&file_inode(file)->i_mtime);
ret = written;
+ }
out:
tty_write_unlock(tty);
return ret;
diff --git a/drivers/usb/core/port.c b/drivers/usb/core/port.c
index 797f9d5..65d4e55 100644
--- a/drivers/usb/core/port.c
+++ b/drivers/usb/core/port.c
@@ -67,7 +67,6 @@
{
struct usb_port *port_dev = to_usb_port(dev);
- dev_pm_qos_hide_flags(dev);
kfree(port_dev);
}
diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index 8189cb6..7abc5c8 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -346,6 +346,7 @@
if (!(hdr.flags & VFIO_IRQ_SET_DATA_NONE)) {
size_t size;
+ int max = vfio_pci_get_irq_count(vdev, hdr.index);
if (hdr.flags & VFIO_IRQ_SET_DATA_BOOL)
size = sizeof(uint8_t);
@@ -355,7 +356,7 @@
return -EINVAL;
if (hdr.argsz - minsz < hdr.count * size ||
- hdr.count > vfio_pci_get_irq_count(vdev, hdr.index))
+ hdr.start >= max || hdr.start + hdr.count > max)
return -EINVAL;
data = memdup_user((void __user *)(arg + minsz),
diff --git a/drivers/vhost/tcm_vhost.c b/drivers/vhost/tcm_vhost.c
index 2968b49..957a0b9 100644
--- a/drivers/vhost/tcm_vhost.c
+++ b/drivers/vhost/tcm_vhost.c
@@ -74,9 +74,8 @@
struct vhost_scsi {
/* Protected by vhost_scsi->dev.mutex */
- struct tcm_vhost_tpg *vs_tpg[VHOST_SCSI_MAX_TARGET];
+ struct tcm_vhost_tpg **vs_tpg;
char vs_vhost_wwpn[TRANSPORT_IQN_LEN];
- bool vs_endpoint;
struct vhost_dev dev;
struct vhost_virtqueue vqs[VHOST_SCSI_MAX_VQ];
@@ -579,9 +578,27 @@
}
}
+static void vhost_scsi_send_bad_target(struct vhost_scsi *vs,
+ struct vhost_virtqueue *vq, int head, unsigned out)
+{
+ struct virtio_scsi_cmd_resp __user *resp;
+ struct virtio_scsi_cmd_resp rsp;
+ int ret;
+
+ memset(&rsp, 0, sizeof(rsp));
+ rsp.response = VIRTIO_SCSI_S_BAD_TARGET;
+ resp = vq->iov[out].iov_base;
+ ret = __copy_to_user(resp, &rsp, sizeof(rsp));
+ if (!ret)
+ vhost_add_used_and_signal(&vs->dev, vq, head, 0);
+ else
+ pr_err("Faulted on virtio_scsi_cmd_resp\n");
+}
+
static void vhost_scsi_handle_vq(struct vhost_scsi *vs,
struct vhost_virtqueue *vq)
{
+ struct tcm_vhost_tpg **vs_tpg;
struct virtio_scsi_cmd_req v_req;
struct tcm_vhost_tpg *tv_tpg;
struct tcm_vhost_cmd *tv_cmd;
@@ -590,8 +607,16 @@
int head, ret;
u8 target;
- /* Must use ioctl VHOST_SCSI_SET_ENDPOINT */
- if (unlikely(!vs->vs_endpoint))
+ /*
+ * We can handle the vq only after the endpoint is setup by calling the
+ * VHOST_SCSI_SET_ENDPOINT ioctl.
+ *
+ * TODO: Check that we are running from vhost_worker which acts
+ * as read-side critical section for vhost kind of RCU.
+ * See the comments in struct vhost_virtqueue in drivers/vhost/vhost.h
+ */
+ vs_tpg = rcu_dereference_check(vq->private_data, 1);
+ if (!vs_tpg)
return;
mutex_lock(&vq->mutex);
@@ -661,23 +686,11 @@
/* Extract the tpgt */
target = v_req.lun[1];
- tv_tpg = vs->vs_tpg[target];
+ tv_tpg = ACCESS_ONCE(vs_tpg[target]);
/* Target does not exist, fail the request */
if (unlikely(!tv_tpg)) {
- struct virtio_scsi_cmd_resp __user *resp;
- struct virtio_scsi_cmd_resp rsp;
-
- memset(&rsp, 0, sizeof(rsp));
- rsp.response = VIRTIO_SCSI_S_BAD_TARGET;
- resp = vq->iov[out].iov_base;
- ret = __copy_to_user(resp, &rsp, sizeof(rsp));
- if (!ret)
- vhost_add_used_and_signal(&vs->dev,
- vq, head, 0);
- else
- pr_err("Faulted on virtio_scsi_cmd_resp\n");
-
+ vhost_scsi_send_bad_target(vs, vq, head, out);
continue;
}
@@ -690,22 +703,13 @@
if (IS_ERR(tv_cmd)) {
vq_err(vq, "vhost_scsi_allocate_cmd failed %ld\n",
PTR_ERR(tv_cmd));
- break;
+ goto err_cmd;
}
pr_debug("Allocated tv_cmd: %p exp_data_len: %d, data_direction"
": %d\n", tv_cmd, exp_data_len, data_direction);
tv_cmd->tvc_vhost = vs;
tv_cmd->tvc_vq = vq;
-
- if (unlikely(vq->iov[out].iov_len !=
- sizeof(struct virtio_scsi_cmd_resp))) {
- vq_err(vq, "Expecting virtio_scsi_cmd_resp, got %zu"
- " bytes, out: %d, in: %d\n",
- vq->iov[out].iov_len, out, in);
- break;
- }
-
tv_cmd->tvc_resp = vq->iov[out].iov_base;
/*
@@ -725,7 +729,7 @@
" exceeds SCSI_MAX_VARLEN_CDB_SIZE: %d\n",
scsi_command_size(tv_cmd->tvc_cdb),
TCM_VHOST_MAX_CDB_SIZE);
- break; /* TODO */
+ goto err_free;
}
tv_cmd->tvc_lun = ((v_req.lun[2] << 8) | v_req.lun[3]) & 0x3FFF;
@@ -738,7 +742,7 @@
data_direction == DMA_TO_DEVICE);
if (unlikely(ret)) {
vq_err(vq, "Failed to map iov to sgl\n");
- break; /* TODO */
+ goto err_free;
}
}
@@ -759,6 +763,13 @@
}
mutex_unlock(&vq->mutex);
+ return;
+
+err_free:
+ vhost_scsi_free_cmd(tv_cmd);
+err_cmd:
+ vhost_scsi_send_bad_target(vs, vq, head, out);
+ mutex_unlock(&vq->mutex);
}
static void vhost_scsi_ctl_handle_kick(struct vhost_work *work)
@@ -780,6 +791,20 @@
vhost_scsi_handle_vq(vs, vq);
}
+static void vhost_scsi_flush_vq(struct vhost_scsi *vs, int index)
+{
+ vhost_poll_flush(&vs->dev.vqs[index].poll);
+}
+
+static void vhost_scsi_flush(struct vhost_scsi *vs)
+{
+ int i;
+
+ for (i = 0; i < VHOST_SCSI_MAX_VQ; i++)
+ vhost_scsi_flush_vq(vs, i);
+ vhost_work_flush(&vs->dev, &vs->vs_completion_work);
+}
+
/*
* Called from vhost_scsi_ioctl() context to walk the list of available
* tcm_vhost_tpg with an active struct tcm_vhost_nexus
@@ -790,8 +815,10 @@
{
struct tcm_vhost_tport *tv_tport;
struct tcm_vhost_tpg *tv_tpg;
+ struct tcm_vhost_tpg **vs_tpg;
+ struct vhost_virtqueue *vq;
+ int index, ret, i, len;
bool match = false;
- int index, ret;
mutex_lock(&vs->dev.mutex);
/* Verify that ring has been setup correctly. */
@@ -803,6 +830,15 @@
}
}
+ len = sizeof(vs_tpg[0]) * VHOST_SCSI_MAX_TARGET;
+ vs_tpg = kzalloc(len, GFP_KERNEL);
+ if (!vs_tpg) {
+ mutex_unlock(&vs->dev.mutex);
+ return -ENOMEM;
+ }
+ if (vs->vs_tpg)
+ memcpy(vs_tpg, vs->vs_tpg, len);
+
mutex_lock(&tcm_vhost_mutex);
list_for_each_entry(tv_tpg, &tcm_vhost_list, tv_tpg_list) {
mutex_lock(&tv_tpg->tv_tpg_mutex);
@@ -817,14 +853,15 @@
tv_tport = tv_tpg->tport;
if (!strcmp(tv_tport->tport_name, t->vhost_wwpn)) {
- if (vs->vs_tpg[tv_tpg->tport_tpgt]) {
+ if (vs->vs_tpg && vs->vs_tpg[tv_tpg->tport_tpgt]) {
mutex_unlock(&tv_tpg->tv_tpg_mutex);
mutex_unlock(&tcm_vhost_mutex);
mutex_unlock(&vs->dev.mutex);
+ kfree(vs_tpg);
return -EEXIST;
}
tv_tpg->tv_tpg_vhost_count++;
- vs->vs_tpg[tv_tpg->tport_tpgt] = tv_tpg;
+ vs_tpg[tv_tpg->tport_tpgt] = tv_tpg;
smp_mb__after_atomic_inc();
match = true;
}
@@ -835,12 +872,27 @@
if (match) {
memcpy(vs->vs_vhost_wwpn, t->vhost_wwpn,
sizeof(vs->vs_vhost_wwpn));
- vs->vs_endpoint = true;
+ for (i = 0; i < VHOST_SCSI_MAX_VQ; i++) {
+ vq = &vs->vqs[i];
+ /* Flushing the vhost_work acts as synchronize_rcu */
+ mutex_lock(&vq->mutex);
+ rcu_assign_pointer(vq->private_data, vs_tpg);
+ vhost_init_used(vq);
+ mutex_unlock(&vq->mutex);
+ }
ret = 0;
} else {
ret = -EEXIST;
}
+ /*
+ * Act as synchronize_rcu to make sure access to
+ * old vs->vs_tpg is finished.
+ */
+ vhost_scsi_flush(vs);
+ kfree(vs->vs_tpg);
+ vs->vs_tpg = vs_tpg;
+
mutex_unlock(&vs->dev.mutex);
return ret;
}
@@ -851,6 +903,8 @@
{
struct tcm_vhost_tport *tv_tport;
struct tcm_vhost_tpg *tv_tpg;
+ struct vhost_virtqueue *vq;
+ bool match = false;
int index, ret, i;
u8 target;
@@ -862,9 +916,14 @@
goto err_dev;
}
}
+
+ if (!vs->vs_tpg) {
+ mutex_unlock(&vs->dev.mutex);
+ return 0;
+ }
+
for (i = 0; i < VHOST_SCSI_MAX_TARGET; i++) {
target = i;
-
tv_tpg = vs->vs_tpg[target];
if (!tv_tpg)
continue;
@@ -886,10 +945,27 @@
}
tv_tpg->tv_tpg_vhost_count--;
vs->vs_tpg[target] = NULL;
- vs->vs_endpoint = false;
+ match = true;
mutex_unlock(&tv_tpg->tv_tpg_mutex);
}
+ if (match) {
+ for (i = 0; i < VHOST_SCSI_MAX_VQ; i++) {
+ vq = &vs->vqs[i];
+ /* Flushing the vhost_work acts as synchronize_rcu */
+ mutex_lock(&vq->mutex);
+ rcu_assign_pointer(vq->private_data, NULL);
+ mutex_unlock(&vq->mutex);
+ }
+ }
+ /*
+ * Act as synchronize_rcu to make sure access to
+ * old vs->vs_tpg is finished.
+ */
+ vhost_scsi_flush(vs);
+ kfree(vs->vs_tpg);
+ vs->vs_tpg = NULL;
mutex_unlock(&vs->dev.mutex);
+
return 0;
err_tpg:
@@ -899,6 +975,24 @@
return ret;
}
+static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features)
+{
+ if (features & ~VHOST_SCSI_FEATURES)
+ return -EOPNOTSUPP;
+
+ mutex_lock(&vs->dev.mutex);
+ if ((features & (1 << VHOST_F_LOG_ALL)) &&
+ !vhost_log_access_ok(&vs->dev)) {
+ mutex_unlock(&vs->dev.mutex);
+ return -EFAULT;
+ }
+ vs->dev.acked_features = features;
+ smp_wmb();
+ vhost_scsi_flush(vs);
+ mutex_unlock(&vs->dev.mutex);
+ return 0;
+}
+
static int vhost_scsi_open(struct inode *inode, struct file *f)
{
struct vhost_scsi *s;
@@ -939,38 +1033,6 @@
return 0;
}
-static void vhost_scsi_flush_vq(struct vhost_scsi *vs, int index)
-{
- vhost_poll_flush(&vs->dev.vqs[index].poll);
-}
-
-static void vhost_scsi_flush(struct vhost_scsi *vs)
-{
- int i;
-
- for (i = 0; i < VHOST_SCSI_MAX_VQ; i++)
- vhost_scsi_flush_vq(vs, i);
- vhost_work_flush(&vs->dev, &vs->vs_completion_work);
-}
-
-static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features)
-{
- if (features & ~VHOST_SCSI_FEATURES)
- return -EOPNOTSUPP;
-
- mutex_lock(&vs->dev.mutex);
- if ((features & (1 << VHOST_F_LOG_ALL)) &&
- !vhost_log_access_ok(&vs->dev)) {
- mutex_unlock(&vs->dev.mutex);
- return -EFAULT;
- }
- vs->dev.acked_features = features;
- smp_wmb();
- vhost_scsi_flush(vs);
- mutex_unlock(&vs->dev.mutex);
- return 0;
-}
-
static long vhost_scsi_ioctl(struct file *f, unsigned int ioctl,
unsigned long arg)
{
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 7c25408..86291dc 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -1373,15 +1373,12 @@
{
struct fb_info *info = file_fb_info(file);
struct fb_ops *fb;
- unsigned long off;
+ unsigned long mmio_pgoff;
unsigned long start;
u32 len;
if (!info)
return -ENODEV;
- if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT))
- return -EINVAL;
- off = vma->vm_pgoff << PAGE_SHIFT;
fb = info->fbops;
if (!fb)
return -ENODEV;
@@ -1393,32 +1390,24 @@
return res;
}
- /* frame buffer memory */
+ /*
+ * Ugh. This can be either the frame buffer mapping, or
+ * if pgoff points past it, the mmio mapping.
+ */
start = info->fix.smem_start;
- len = PAGE_ALIGN((start & ~PAGE_MASK) + info->fix.smem_len);
- if (off >= len) {
- /* memory mapped io */
- off -= len;
- if (info->var.accel_flags) {
- mutex_unlock(&info->mm_lock);
- return -EINVAL;
- }
+ len = info->fix.smem_len;
+ mmio_pgoff = PAGE_ALIGN((start & ~PAGE_MASK) + len) >> PAGE_SHIFT;
+ if (vma->vm_pgoff >= mmio_pgoff) {
+ vma->vm_pgoff -= mmio_pgoff;
start = info->fix.mmio_start;
- len = PAGE_ALIGN((start & ~PAGE_MASK) + info->fix.mmio_len);
+ len = info->fix.mmio_len;
}
mutex_unlock(&info->mm_lock);
- start &= PAGE_MASK;
- if ((vma->vm_end - vma->vm_start + off) > len)
- return -EINVAL;
- off += start;
- vma->vm_pgoff = off >> PAGE_SHIFT;
- /* VM_IO | VM_DONTEXPAND | VM_DONTDUMP are set by io_remap_pfn_range()*/
+
vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
- fb_pgprotect(file, vma, off);
- if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
- vma->vm_end - vma->vm_start, vma->vm_page_prot))
- return -EAGAIN;
- return 0;
+ fb_pgprotect(file, vma, start);
+
+ return vm_iomap_memory(vma, start, len);
}
static int
diff --git a/drivers/video/fbmon.c b/drivers/video/fbmon.c
index 94ad0f7..7f67099 100644
--- a/drivers/video/fbmon.c
+++ b/drivers/video/fbmon.c
@@ -1400,7 +1400,7 @@
fbmode->vmode = 0;
if (vm->dmt_flags & VESA_DMT_HSYNC_HIGH)
fbmode->sync |= FB_SYNC_HOR_HIGH_ACT;
- if (vm->dmt_flags & VESA_DMT_HSYNC_HIGH)
+ if (vm->dmt_flags & VESA_DMT_VSYNC_HIGH)
fbmode->sync |= FB_SYNC_VERT_HIGH_ACT;
if (vm->data_flags & DISPLAY_FLAGS_INTERLACED)
fbmode->vmode |= FB_VMODE_INTERLACED;
diff --git a/drivers/video/mmp/core.c b/drivers/video/mmp/core.c
index 9ed8341..84de263 100644
--- a/drivers/video/mmp/core.c
+++ b/drivers/video/mmp/core.c
@@ -252,7 +252,5 @@
kfree(path);
mutex_unlock(&disp_lock);
-
- dev_info(path->dev, "de-register %s\n", path->name);
}
EXPORT_SYMBOL_GPL(mmp_unregister_path);
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index 63203ac..0264704 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -858,6 +858,7 @@
tmp = ((mode->xres & 7) << 24) | ((display_h_total & 7) << 16)
| ((mode->hsync_len & 7) << 8) | (hsync_pos & 7);
lcdc_write_chan(ch, LDHAJR, tmp);
+ lcdc_write_chan_mirror(ch, LDHAJR, tmp);
}
static void sh_mobile_lcdc_overlay_setup(struct sh_mobile_lcdc_overlay *ovl)
diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c
index b75db01..d428445 100644
--- a/drivers/video/uvesafb.c
+++ b/drivers/video/uvesafb.c
@@ -1973,7 +1973,8 @@
err = -ENOMEM;
if (err) {
- platform_device_put(uvesafb_device);
+ if (uvesafb_device)
+ platform_device_put(uvesafb_device);
platform_driver_unregister(&uvesafb_driver);
cn_del_callback(&uvesafb_cn_id);
return err;
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 9fcc70c..e89fc31 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -117,7 +117,7 @@
config AT91RM9200_WATCHDOG
tristate "AT91RM9200 watchdog"
- depends on ARCH_AT91
+ depends on ARCH_AT91RM9200
help
Watchdog timer embedded into AT91RM9200 chips. This will reboot your
system when the timeout is reached.
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index aa85881..2647ad8 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -1316,7 +1316,7 @@
{
int start_word_idx, start_bit_idx;
int word_idx, bit_idx;
- int i;
+ int i, irq;
int cpu = get_cpu();
struct shared_info *s = HYPERVISOR_shared_info;
struct vcpu_info *vcpu_info = __this_cpu_read(xen_vcpu);
@@ -1324,6 +1324,8 @@
do {
xen_ulong_t pending_words;
+ xen_ulong_t pending_bits;
+ struct irq_desc *desc;
vcpu_info->evtchn_upcall_pending = 0;
@@ -1335,6 +1337,17 @@
* selector flag. xchg_xen_ulong must contain an
* appropriate barrier.
*/
+ if ((irq = per_cpu(virq_to_irq, cpu)[VIRQ_TIMER]) != -1) {
+ int evtchn = evtchn_from_irq(irq);
+ word_idx = evtchn / BITS_PER_LONG;
+ pending_bits = evtchn % BITS_PER_LONG;
+ if (active_evtchns(cpu, s, word_idx) & (1ULL << pending_bits)) {
+ desc = irq_to_desc(irq);
+ if (desc)
+ generic_handle_irq_desc(irq, desc);
+ }
+ }
+
pending_words = xchg_xen_ulong(&vcpu_info->evtchn_pending_sel, 0);
start_word_idx = __this_cpu_read(current_word_idx);
@@ -1343,7 +1356,6 @@
word_idx = start_word_idx;
for (i = 0; pending_words != 0; i++) {
- xen_ulong_t pending_bits;
xen_ulong_t words;
words = MASK_LSBS(pending_words, word_idx);
@@ -1372,8 +1384,7 @@
do {
xen_ulong_t bits;
- int port, irq;
- struct irq_desc *desc;
+ int port;
bits = MASK_LSBS(pending_bits, bit_idx);
diff --git a/firmware/Makefile b/firmware/Makefile
index 5d8ee13..cbb09ce 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -82,7 +82,7 @@
fw-shipped-$(CONFIG_SCSI_QLOGIC_1280) += qlogic/1040.bin qlogic/1280.bin \
qlogic/12160.bin
fw-shipped-$(CONFIG_SCSI_QLOGICPTI) += qlogic/isp1000.bin
-fw-shipped-$(CONFIG_INFINIBAND_QIB) += intel/sd7220.fw
+fw-shipped-$(CONFIG_INFINIBAND_QIB) += qlogic/sd7220.fw
fw-shipped-$(CONFIG_SND_KORG1212) += korg/k1212.dsp
fw-shipped-$(CONFIG_SND_MAESTRO3) += ess/maestro3_assp_kernel.fw \
ess/maestro3_assp_minisrc.fw
diff --git a/firmware/intel/sd7220.fw.ihex b/firmware/qlogic/sd7220.fw.ihex
similarity index 100%
rename from firmware/intel/sd7220.fw.ihex
rename to firmware/qlogic/sd7220.fw.ihex
diff --git a/fs/aio.c b/fs/aio.c
index 3f941f2..1dc8786 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -1029,9 +1029,9 @@
spin_unlock(&info->ring_lock);
out:
- kunmap_atomic(ring);
dprintk("leaving aio_read_evt: %d h%lu t%lu\n", ret,
(unsigned long)ring->head, (unsigned long)ring->tail);
+ kunmap_atomic(ring);
return ret;
}
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 3939829..86af964 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -1137,6 +1137,7 @@
goto whole;
if (!(vma->vm_flags & VM_SHARED) && FILTER(HUGETLB_PRIVATE))
goto whole;
+ return 0;
}
/* Do not dump I/O mapped devices or special mappings */
diff --git a/fs/bio.c b/fs/bio.c
index bb5768f..b96fc6c 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -1428,8 +1428,6 @@
else if (!test_bit(BIO_UPTODATE, &bio->bi_flags))
error = -EIO;
- trace_block_bio_complete(bio, error);
-
if (bio->bi_end_io)
bio->bi_end_io(bio, error);
}
diff --git a/fs/block_dev.c b/fs/block_dev.c
index aea605c..aae187a 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -551,6 +551,7 @@
ihold(bdev->bd_inode);
return bdev;
}
+EXPORT_SYMBOL(bdgrab);
long nr_blockdev_pages(void)
{
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 451fad9..ef96381 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -317,6 +317,7 @@
unsigned long src_ptr;
unsigned long dst_ptr;
int overwrite_root = 0;
+ bool inode_item = key->type == BTRFS_INODE_ITEM_KEY;
if (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID)
overwrite_root = 1;
@@ -326,6 +327,9 @@
/* look for the key in the destination tree */
ret = btrfs_search_slot(NULL, root, key, path, 0, 0);
+ if (ret < 0)
+ return ret;
+
if (ret == 0) {
char *src_copy;
char *dst_copy;
@@ -367,6 +371,30 @@
return 0;
}
+ /*
+ * We need to load the old nbytes into the inode so when we
+ * replay the extents we've logged we get the right nbytes.
+ */
+ if (inode_item) {
+ struct btrfs_inode_item *item;
+ u64 nbytes;
+
+ item = btrfs_item_ptr(path->nodes[0], path->slots[0],
+ struct btrfs_inode_item);
+ nbytes = btrfs_inode_nbytes(path->nodes[0], item);
+ item = btrfs_item_ptr(eb, slot,
+ struct btrfs_inode_item);
+ btrfs_set_inode_nbytes(eb, item, nbytes);
+ }
+ } else if (inode_item) {
+ struct btrfs_inode_item *item;
+
+ /*
+ * New inode, set nbytes to 0 so that the nbytes comes out
+ * properly when we replay the extents.
+ */
+ item = btrfs_item_ptr(eb, slot, struct btrfs_inode_item);
+ btrfs_set_inode_nbytes(eb, item, 0);
}
insert:
btrfs_release_path(path);
@@ -486,7 +514,7 @@
int found_type;
u64 extent_end;
u64 start = key->offset;
- u64 saved_nbytes;
+ u64 nbytes = 0;
struct btrfs_file_extent_item *item;
struct inode *inode = NULL;
unsigned long size;
@@ -496,10 +524,19 @@
found_type = btrfs_file_extent_type(eb, item);
if (found_type == BTRFS_FILE_EXTENT_REG ||
- found_type == BTRFS_FILE_EXTENT_PREALLOC)
- extent_end = start + btrfs_file_extent_num_bytes(eb, item);
- else if (found_type == BTRFS_FILE_EXTENT_INLINE) {
+ found_type == BTRFS_FILE_EXTENT_PREALLOC) {
+ nbytes = btrfs_file_extent_num_bytes(eb, item);
+ extent_end = start + nbytes;
+
+ /*
+ * We don't add to the inodes nbytes if we are prealloc or a
+ * hole.
+ */
+ if (btrfs_file_extent_disk_bytenr(eb, item) == 0)
+ nbytes = 0;
+ } else if (found_type == BTRFS_FILE_EXTENT_INLINE) {
size = btrfs_file_extent_inline_len(eb, item);
+ nbytes = btrfs_file_extent_ram_bytes(eb, item);
extent_end = ALIGN(start + size, root->sectorsize);
} else {
ret = 0;
@@ -548,7 +585,6 @@
}
btrfs_release_path(path);
- saved_nbytes = inode_get_bytes(inode);
/* drop any overlapping extents */
ret = btrfs_drop_extents(trans, root, inode, start, extent_end, 1);
BUG_ON(ret);
@@ -635,7 +671,7 @@
BUG_ON(ret);
}
- inode_set_bytes(inode, saved_nbytes);
+ inode_add_bytes(inode, nbytes);
ret = btrfs_update_inode(trans, root, inode);
out:
if (inode)
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 991c63c..21b3a29 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1575,14 +1575,24 @@
}
break;
case Opt_blank_pass:
- vol->password = NULL;
- break;
- case Opt_pass:
/* passwords have to be handled differently
* to allow the character used for deliminator
* to be passed within them
*/
+ /*
+ * Check if this is a case where the password
+ * starts with a delimiter
+ */
+ tmp_end = strchr(data, '=');
+ tmp_end++;
+ if (!(tmp_end < end && tmp_end[1] == delim)) {
+ /* No it is not. Set the password to NULL */
+ vol->password = NULL;
+ break;
+ }
+ /* Yes it is. Drop down to Opt_pass below.*/
+ case Opt_pass:
/* Obtain the value string */
value = strchr(data, '=');
value++;
diff --git a/fs/ecryptfs/miscdev.c b/fs/ecryptfs/miscdev.c
index 412e6ed..e4141f2 100644
--- a/fs/ecryptfs/miscdev.c
+++ b/fs/ecryptfs/miscdev.c
@@ -80,13 +80,6 @@
int rc;
mutex_lock(&ecryptfs_daemon_hash_mux);
- rc = try_module_get(THIS_MODULE);
- if (rc == 0) {
- rc = -EIO;
- printk(KERN_ERR "%s: Error attempting to increment module use "
- "count; rc = [%d]\n", __func__, rc);
- goto out_unlock_daemon_list;
- }
rc = ecryptfs_find_daemon_by_euid(&daemon);
if (!rc) {
rc = -EINVAL;
@@ -96,7 +89,7 @@
if (rc) {
printk(KERN_ERR "%s: Error attempting to spawn daemon; "
"rc = [%d]\n", __func__, rc);
- goto out_module_put_unlock_daemon_list;
+ goto out_unlock_daemon_list;
}
mutex_lock(&daemon->mux);
if (daemon->flags & ECRYPTFS_DAEMON_MISCDEV_OPEN) {
@@ -108,9 +101,6 @@
atomic_inc(&ecryptfs_num_miscdev_opens);
out_unlock_daemon:
mutex_unlock(&daemon->mux);
-out_module_put_unlock_daemon_list:
- if (rc)
- module_put(THIS_MODULE);
out_unlock_daemon_list:
mutex_unlock(&ecryptfs_daemon_hash_mux);
return rc;
@@ -147,7 +137,6 @@
"bug.\n", __func__, rc);
BUG();
}
- module_put(THIS_MODULE);
return rc;
}
@@ -471,6 +460,7 @@
static const struct file_operations ecryptfs_miscdev_fops = {
+ .owner = THIS_MODULE,
.open = ecryptfs_miscdev_open,
.poll = ecryptfs_miscdev_poll,
.read = ecryptfs_miscdev_read,
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 56efcaa..9c6d06d 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -2999,20 +2999,23 @@
if (split_flag & EXT4_EXT_DATA_VALID1) {
err = ext4_ext_zeroout(inode, ex2);
zero_ex.ee_block = ex2->ee_block;
- zero_ex.ee_len = ext4_ext_get_actual_len(ex2);
+ zero_ex.ee_len = cpu_to_le16(
+ ext4_ext_get_actual_len(ex2));
ext4_ext_store_pblock(&zero_ex,
ext4_ext_pblock(ex2));
} else {
err = ext4_ext_zeroout(inode, ex);
zero_ex.ee_block = ex->ee_block;
- zero_ex.ee_len = ext4_ext_get_actual_len(ex);
+ zero_ex.ee_len = cpu_to_le16(
+ ext4_ext_get_actual_len(ex));
ext4_ext_store_pblock(&zero_ex,
ext4_ext_pblock(ex));
}
} else {
err = ext4_ext_zeroout(inode, &orig_ex);
zero_ex.ee_block = orig_ex.ee_block;
- zero_ex.ee_len = ext4_ext_get_actual_len(&orig_ex);
+ zero_ex.ee_len = cpu_to_le16(
+ ext4_ext_get_actual_len(&orig_ex));
ext4_ext_store_pblock(&zero_ex,
ext4_ext_pblock(&orig_ex));
}
@@ -3272,7 +3275,7 @@
if (err)
goto out;
zero_ex.ee_block = ex->ee_block;
- zero_ex.ee_len = ext4_ext_get_actual_len(ex);
+ zero_ex.ee_len = cpu_to_le16(ext4_ext_get_actual_len(ex));
ext4_ext_store_pblock(&zero_ex, ext4_ext_pblock(ex));
err = ext4_ext_get_access(handle, inode, path + depth);
diff --git a/fs/ext4/indirect.c b/fs/ext4/indirect.c
index b505a14..a041831 100644
--- a/fs/ext4/indirect.c
+++ b/fs/ext4/indirect.c
@@ -1539,9 +1539,9 @@
blk = *i_data;
if (level > 0) {
ext4_lblk_t first2;
- bh = sb_bread(inode->i_sb, blk);
+ bh = sb_bread(inode->i_sb, le32_to_cpu(blk));
if (!bh) {
- EXT4_ERROR_INODE_BLOCK(inode, blk,
+ EXT4_ERROR_INODE_BLOCK(inode, le32_to_cpu(blk),
"Read failure");
return -EIO;
}
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 019f45e..d79c2da 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -923,8 +923,11 @@
cmd = F_SETLK;
fl->fl_type = F_UNLCK;
}
- if (unlikely(test_bit(SDF_SHUTDOWN, &sdp->sd_flags)))
+ if (unlikely(test_bit(SDF_SHUTDOWN, &sdp->sd_flags))) {
+ if (fl->fl_type == F_UNLCK)
+ posix_lock_file_wait(file, fl);
return -EIO;
+ }
if (IS_GETLK(cmd))
return dlm_posix_get(ls->ls_dlm, ip->i_no_addr, file, fl);
else if (fl->fl_type == F_UNLCK)
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index 156e42e..5c29216 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -588,6 +588,7 @@
struct dlm_lksb ls_control_lksb; /* control_lock */
char ls_control_lvb[GDLM_LVB_SIZE]; /* control_lock lvb */
struct completion ls_sync_wait; /* {control,mounted}_{lock,unlock} */
+ char *ls_lvb_bits;
spinlock_t ls_recover_spin; /* protects following fields */
unsigned long ls_recover_flags; /* DFL_ */
diff --git a/fs/gfs2/lock_dlm.c b/fs/gfs2/lock_dlm.c
index 9802de0..c8423d6 100644
--- a/fs/gfs2/lock_dlm.c
+++ b/fs/gfs2/lock_dlm.c
@@ -483,12 +483,8 @@
static int all_jid_bits_clear(char *lvb)
{
- int i;
- for (i = JID_BITMAP_OFFSET; i < GDLM_LVB_SIZE; i++) {
- if (lvb[i])
- return 0;
- }
- return 1;
+ return !memchr_inv(lvb + JID_BITMAP_OFFSET, 0,
+ GDLM_LVB_SIZE - JID_BITMAP_OFFSET);
}
static void sync_wait_cb(void *arg)
@@ -580,7 +576,6 @@
{
struct gfs2_sbd *sdp = container_of(work, struct gfs2_sbd, sd_control_work.work);
struct lm_lockstruct *ls = &sdp->sd_lockstruct;
- char lvb_bits[GDLM_LVB_SIZE];
uint32_t block_gen, start_gen, lvb_gen, flags;
int recover_set = 0;
int write_lvb = 0;
@@ -634,7 +629,7 @@
return;
}
- control_lvb_read(ls, &lvb_gen, lvb_bits);
+ control_lvb_read(ls, &lvb_gen, ls->ls_lvb_bits);
spin_lock(&ls->ls_recover_spin);
if (block_gen != ls->ls_recover_block ||
@@ -664,10 +659,10 @@
ls->ls_recover_result[i] = 0;
- if (!test_bit_le(i, lvb_bits + JID_BITMAP_OFFSET))
+ if (!test_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET))
continue;
- __clear_bit_le(i, lvb_bits + JID_BITMAP_OFFSET);
+ __clear_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET);
write_lvb = 1;
}
}
@@ -691,7 +686,7 @@
continue;
if (ls->ls_recover_submit[i] < start_gen) {
ls->ls_recover_submit[i] = 0;
- __set_bit_le(i, lvb_bits + JID_BITMAP_OFFSET);
+ __set_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET);
}
}
/* even if there are no bits to set, we need to write the
@@ -705,7 +700,7 @@
spin_unlock(&ls->ls_recover_spin);
if (write_lvb) {
- control_lvb_write(ls, start_gen, lvb_bits);
+ control_lvb_write(ls, start_gen, ls->ls_lvb_bits);
flags = DLM_LKF_CONVERT | DLM_LKF_VALBLK;
} else {
flags = DLM_LKF_CONVERT;
@@ -725,7 +720,7 @@
*/
for (i = 0; i < recover_size; i++) {
- if (test_bit_le(i, lvb_bits + JID_BITMAP_OFFSET)) {
+ if (test_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET)) {
fs_info(sdp, "recover generation %u jid %d\n",
start_gen, i);
gfs2_recover_set(sdp, i);
@@ -758,7 +753,6 @@
static int control_mount(struct gfs2_sbd *sdp)
{
struct lm_lockstruct *ls = &sdp->sd_lockstruct;
- char lvb_bits[GDLM_LVB_SIZE];
uint32_t start_gen, block_gen, mount_gen, lvb_gen;
int mounted_mode;
int retries = 0;
@@ -857,7 +851,7 @@
* lvb_gen will be non-zero.
*/
- control_lvb_read(ls, &lvb_gen, lvb_bits);
+ control_lvb_read(ls, &lvb_gen, ls->ls_lvb_bits);
if (lvb_gen == 0xFFFFFFFF) {
/* special value to force mount attempts to fail */
@@ -887,7 +881,7 @@
* and all lvb bits to be clear (no pending journal recoveries.)
*/
- if (!all_jid_bits_clear(lvb_bits)) {
+ if (!all_jid_bits_clear(ls->ls_lvb_bits)) {
/* journals need recovery, wait until all are clear */
fs_info(sdp, "control_mount wait for journal recovery\n");
goto restart;
@@ -949,7 +943,6 @@
static int control_first_done(struct gfs2_sbd *sdp)
{
struct lm_lockstruct *ls = &sdp->sd_lockstruct;
- char lvb_bits[GDLM_LVB_SIZE];
uint32_t start_gen, block_gen;
int error;
@@ -991,8 +984,8 @@
memset(ls->ls_recover_result, 0, ls->ls_recover_size*sizeof(uint32_t));
spin_unlock(&ls->ls_recover_spin);
- memset(lvb_bits, 0, sizeof(lvb_bits));
- control_lvb_write(ls, start_gen, lvb_bits);
+ memset(ls->ls_lvb_bits, 0, GDLM_LVB_SIZE);
+ control_lvb_write(ls, start_gen, ls->ls_lvb_bits);
error = mounted_lock(sdp, DLM_LOCK_PR, DLM_LKF_CONVERT);
if (error)
@@ -1022,6 +1015,12 @@
uint32_t old_size, new_size;
int i, max_jid;
+ if (!ls->ls_lvb_bits) {
+ ls->ls_lvb_bits = kzalloc(GDLM_LVB_SIZE, GFP_NOFS);
+ if (!ls->ls_lvb_bits)
+ return -ENOMEM;
+ }
+
max_jid = 0;
for (i = 0; i < num_slots; i++) {
if (max_jid < slots[i].slot - 1)
@@ -1057,6 +1056,7 @@
static void free_recover_size(struct lm_lockstruct *ls)
{
+ kfree(ls->ls_lvb_bits);
kfree(ls->ls_recover_submit);
kfree(ls->ls_recover_result);
ls->ls_recover_submit = NULL;
@@ -1205,6 +1205,7 @@
ls->ls_recover_size = 0;
ls->ls_recover_submit = NULL;
ls->ls_recover_result = NULL;
+ ls->ls_lvb_bits = NULL;
error = set_recover_size(sdp, NULL, 0);
if (error)
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index d1f51fd..5a51265 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -576,7 +576,7 @@
RB_CLEAR_NODE(&ip->i_res->rs_node);
out:
up_write(&ip->i_rw_mutex);
- return 0;
+ return error;
}
static void dump_rs(struct seq_file *seq, const struct gfs2_blkreserv *rs)
@@ -1181,12 +1181,9 @@
const struct gfs2_bitmap *bi, unsigned minlen, u64 *ptrimmed)
{
struct super_block *sb = sdp->sd_vfs;
- struct block_device *bdev = sb->s_bdev;
- const unsigned int sects_per_blk = sdp->sd_sb.sb_bsize /
- bdev_logical_block_size(sb->s_bdev);
u64 blk;
sector_t start = 0;
- sector_t nr_sects = 0;
+ sector_t nr_blks = 0;
int rv;
unsigned int x;
u32 trimmed = 0;
@@ -1206,35 +1203,34 @@
if (diff == 0)
continue;
blk = offset + ((bi->bi_start + x) * GFS2_NBBY);
- blk *= sects_per_blk; /* convert to sectors */
while(diff) {
if (diff & 1) {
- if (nr_sects == 0)
+ if (nr_blks == 0)
goto start_new_extent;
- if ((start + nr_sects) != blk) {
- if (nr_sects >= minlen) {
- rv = blkdev_issue_discard(bdev,
- start, nr_sects,
+ if ((start + nr_blks) != blk) {
+ if (nr_blks >= minlen) {
+ rv = sb_issue_discard(sb,
+ start, nr_blks,
GFP_NOFS, 0);
if (rv)
goto fail;
- trimmed += nr_sects;
+ trimmed += nr_blks;
}
- nr_sects = 0;
+ nr_blks = 0;
start_new_extent:
start = blk;
}
- nr_sects += sects_per_blk;
+ nr_blks++;
}
diff >>= 2;
- blk += sects_per_blk;
+ blk++;
}
}
- if (nr_sects >= minlen) {
- rv = blkdev_issue_discard(bdev, start, nr_sects, GFP_NOFS, 0);
+ if (nr_blks >= minlen) {
+ rv = sb_issue_discard(sb, start, nr_blks, GFP_NOFS, 0);
if (rv)
goto fail;
- trimmed += nr_sects;
+ trimmed += nr_blks;
}
if (ptrimmed)
*ptrimmed = trimmed;
diff --git a/fs/hfsplus/extents.c b/fs/hfsplus/extents.c
index a94f0f7..fe0a762 100644
--- a/fs/hfsplus/extents.c
+++ b/fs/hfsplus/extents.c
@@ -533,7 +533,7 @@
struct address_space *mapping = inode->i_mapping;
struct page *page;
void *fsdata;
- u32 size = inode->i_size;
+ loff_t size = inode->i_size;
res = pagecache_write_begin(NULL, mapping, size, 0,
AOP_FLAG_UNINTERRUPTIBLE,
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 84e3d85..523464e 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -110,7 +110,7 @@
* way when do_mmap_pgoff unwinds (may be important on powerpc
* and ia64).
*/
- vma->vm_flags |= VM_HUGETLB | VM_DONTEXPAND | VM_DONTDUMP;
+ vma->vm_flags |= VM_HUGETLB | VM_DONTEXPAND;
vma->vm_ops = &hugetlb_vm_ops;
if (vma->vm_pgoff & (~huge_page_mask(h) >> PAGE_SHIFT))
diff --git a/fs/inode.c b/fs/inode.c
index f5f7c06..a898b3d 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -725,7 +725,7 @@
* inode to the back of the list so we don't spin on it.
*/
if (!spin_trylock(&inode->i_lock)) {
- list_move_tail(&inode->i_lru, &sb->s_inode_lru);
+ list_move(&inode->i_lru, &sb->s_inode_lru);
continue;
}
diff --git a/fs/namespace.c b/fs/namespace.c
index d581e45..341d3f5 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1690,7 +1690,7 @@
if (IS_ERR(mnt)) {
err = PTR_ERR(mnt);
- goto out;
+ goto out2;
}
err = graft_tree(mnt, path);
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index ac4fc9a..66b6664 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -300,7 +300,7 @@
struct rpc_cred *cred)
{
struct nfs_net *nn = net_generic(new->cl_net, nfs_net_id);
- struct nfs_client *pos, *n, *prev = NULL;
+ struct nfs_client *pos, *prev = NULL;
struct nfs4_setclientid_res clid = {
.clientid = new->cl_clientid,
.confirm = new->cl_confirm,
@@ -308,10 +308,23 @@
int status = -NFS4ERR_STALE_CLIENTID;
spin_lock(&nn->nfs_client_lock);
- list_for_each_entry_safe(pos, n, &nn->nfs_client_list, cl_share_link) {
+ list_for_each_entry(pos, &nn->nfs_client_list, cl_share_link) {
/* If "pos" isn't marked ready, we can't trust the
* remaining fields in "pos" */
- if (pos->cl_cons_state < NFS_CS_READY)
+ if (pos->cl_cons_state > NFS_CS_READY) {
+ atomic_inc(&pos->cl_count);
+ spin_unlock(&nn->nfs_client_lock);
+
+ if (prev)
+ nfs_put_client(prev);
+ prev = pos;
+
+ status = nfs_wait_client_init_complete(pos);
+ spin_lock(&nn->nfs_client_lock);
+ if (status < 0)
+ continue;
+ }
+ if (pos->cl_cons_state != NFS_CS_READY)
continue;
if (pos->rpc_ops != new->rpc_ops)
@@ -423,16 +436,16 @@
struct rpc_cred *cred)
{
struct nfs_net *nn = net_generic(new->cl_net, nfs_net_id);
- struct nfs_client *pos, *n, *prev = NULL;
+ struct nfs_client *pos, *prev = NULL;
int status = -NFS4ERR_STALE_CLIENTID;
spin_lock(&nn->nfs_client_lock);
- list_for_each_entry_safe(pos, n, &nn->nfs_client_list, cl_share_link) {
+ list_for_each_entry(pos, &nn->nfs_client_list, cl_share_link) {
/* If "pos" isn't marked ready, we can't trust the
* remaining fields in "pos", especially the client
* ID and serverowner fields. Wait for CREATE_SESSION
* to finish. */
- if (pos->cl_cons_state < NFS_CS_READY) {
+ if (pos->cl_cons_state > NFS_CS_READY) {
atomic_inc(&pos->cl_count);
spin_unlock(&nn->nfs_client_lock);
@@ -440,18 +453,17 @@
nfs_put_client(prev);
prev = pos;
- nfs4_schedule_lease_recovery(pos);
status = nfs_wait_client_init_complete(pos);
- if (status < 0) {
- nfs_put_client(pos);
- spin_lock(&nn->nfs_client_lock);
- continue;
+ if (status == 0) {
+ nfs4_schedule_lease_recovery(pos);
+ status = nfs4_wait_clnt_recover(pos);
}
- status = pos->cl_cons_state;
spin_lock(&nn->nfs_client_lock);
if (status < 0)
continue;
}
+ if (pos->cl_cons_state != NFS_CS_READY)
+ continue;
if (pos->rpc_ops != new->rpc_ops)
continue;
@@ -469,17 +481,18 @@
continue;
atomic_inc(&pos->cl_count);
- spin_unlock(&nn->nfs_client_lock);
+ *result = pos;
+ status = 0;
dprintk("NFS: <-- %s using nfs_client = %p ({%d})\n",
__func__, pos, atomic_read(&pos->cl_count));
-
- *result = pos;
- return 0;
+ break;
}
/* No matching nfs_client found. */
spin_unlock(&nn->nfs_client_lock);
dprintk("NFS: <-- %s status = %d\n", __func__, status);
+ if (prev)
+ nfs_put_client(prev);
return status;
}
#endif /* CONFIG_NFS_V4_1 */
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 26431cf..0ad025eb 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1046,6 +1046,7 @@
/* Save the delegation */
nfs4_stateid_copy(&stateid, &delegation->stateid);
rcu_read_unlock();
+ nfs_release_seqid(opendata->o_arg.seqid);
ret = nfs_may_open(state->inode, state->owner->so_cred, open_mode);
if (ret != 0)
goto out;
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 6ace365..d41a351 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -1886,7 +1886,13 @@
status = PTR_ERR(clnt);
break;
}
- clp->cl_rpcclient = clnt;
+ /* Note: this is safe because we haven't yet marked the
+ * client as ready, so we are the only user of
+ * clp->cl_rpcclient
+ */
+ clnt = xchg(&clp->cl_rpcclient, clnt);
+ rpc_shutdown_client(clnt);
+ clnt = clp->cl_rpcclient;
goto again;
case -NFS4ERR_MINOR_VERS_MISMATCH:
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 0116886..a272007 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -264,7 +264,7 @@
iattr->ia_valid |= ATTR_SIZE;
}
if (bmval[0] & FATTR4_WORD0_ACL) {
- int nace;
+ u32 nace;
struct nfs4_ace *ace;
READ_BUF(4); len += 4;
diff --git a/fs/proc/array.c b/fs/proc/array.c
index f7ed9ee..cbd0f1b 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -143,6 +143,7 @@
"x (dead)", /* 64 */
"K (wakekill)", /* 128 */
"W (waking)", /* 256 */
+ "P (parked)", /* 512 */
};
static inline const char *get_task_state(struct task_struct *tsk)
diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index 4b3b3ff..21e1a8f 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -755,37 +755,8 @@
free_proc_entry(pde);
}
-/*
- * Remove a /proc entry and free it if it's not currently in use.
- */
-void remove_proc_entry(const char *name, struct proc_dir_entry *parent)
+static void entry_rundown(struct proc_dir_entry *de)
{
- struct proc_dir_entry **p;
- struct proc_dir_entry *de = NULL;
- const char *fn = name;
- unsigned int len;
-
- spin_lock(&proc_subdir_lock);
- if (__xlate_proc_name(name, &parent, &fn) != 0) {
- spin_unlock(&proc_subdir_lock);
- return;
- }
- len = strlen(fn);
-
- for (p = &parent->subdir; *p; p=&(*p)->next ) {
- if (proc_match(len, fn, *p)) {
- de = *p;
- *p = de->next;
- de->next = NULL;
- break;
- }
- }
- spin_unlock(&proc_subdir_lock);
- if (!de) {
- WARN(1, "name '%s'\n", name);
- return;
- }
-
spin_lock(&de->pde_unload_lock);
/*
* Stop accepting new callers into module. If you're
@@ -817,6 +788,40 @@
spin_lock(&de->pde_unload_lock);
}
spin_unlock(&de->pde_unload_lock);
+}
+
+/*
+ * Remove a /proc entry and free it if it's not currently in use.
+ */
+void remove_proc_entry(const char *name, struct proc_dir_entry *parent)
+{
+ struct proc_dir_entry **p;
+ struct proc_dir_entry *de = NULL;
+ const char *fn = name;
+ unsigned int len;
+
+ spin_lock(&proc_subdir_lock);
+ if (__xlate_proc_name(name, &parent, &fn) != 0) {
+ spin_unlock(&proc_subdir_lock);
+ return;
+ }
+ len = strlen(fn);
+
+ for (p = &parent->subdir; *p; p=&(*p)->next ) {
+ if (proc_match(len, fn, *p)) {
+ de = *p;
+ *p = de->next;
+ de->next = NULL;
+ break;
+ }
+ }
+ spin_unlock(&proc_subdir_lock);
+ if (!de) {
+ WARN(1, "name '%s'\n", name);
+ return;
+ }
+
+ entry_rundown(de);
if (S_ISDIR(de->mode))
parent->nlink--;
@@ -827,3 +832,57 @@
pde_put(de);
}
EXPORT_SYMBOL(remove_proc_entry);
+
+int remove_proc_subtree(const char *name, struct proc_dir_entry *parent)
+{
+ struct proc_dir_entry **p;
+ struct proc_dir_entry *root = NULL, *de, *next;
+ const char *fn = name;
+ unsigned int len;
+
+ spin_lock(&proc_subdir_lock);
+ if (__xlate_proc_name(name, &parent, &fn) != 0) {
+ spin_unlock(&proc_subdir_lock);
+ return -ENOENT;
+ }
+ len = strlen(fn);
+
+ for (p = &parent->subdir; *p; p=&(*p)->next ) {
+ if (proc_match(len, fn, *p)) {
+ root = *p;
+ *p = root->next;
+ root->next = NULL;
+ break;
+ }
+ }
+ if (!root) {
+ spin_unlock(&proc_subdir_lock);
+ return -ENOENT;
+ }
+ de = root;
+ while (1) {
+ next = de->subdir;
+ if (next) {
+ de->subdir = next->next;
+ next->next = NULL;
+ de = next;
+ continue;
+ }
+ spin_unlock(&proc_subdir_lock);
+
+ entry_rundown(de);
+ next = de->parent;
+ if (S_ISDIR(de->mode))
+ next->nlink--;
+ de->nlink = 0;
+ if (de == root)
+ break;
+ pde_put(de);
+
+ spin_lock(&proc_subdir_lock);
+ de = next;
+ }
+ pde_put(root);
+ return 0;
+}
+EXPORT_SYMBOL(remove_proc_subtree);
diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c
index c196369..4cce1d9 100644
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -187,8 +187,8 @@
if (dbuf->count == ARRAY_SIZE(dbuf->dentries))
return -ENOSPC;
- if (name[0] == '.' && (name[1] == '\0' ||
- (name[1] == '.' && name[2] == '\0')))
+ if (name[0] == '.' && (namelen < 2 ||
+ (namelen == 2 && name[1] == '.')))
return 0;
dentry = lookup_one_len(name, dbuf->xadir, namelen);
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index ac838b8..f21acf0 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -1568,6 +1568,12 @@
c->remounting_rw = 1;
c->ro_mount = 0;
+ if (c->space_fixup) {
+ err = ubifs_fixup_free_space(c);
+ if (err)
+ return err;
+ }
+
err = check_free_space(c);
if (err)
goto out;
@@ -1684,12 +1690,6 @@
err = dbg_check_space_info(c);
}
- if (c->space_fixup) {
- err = ubifs_fixup_free_space(c);
- if (err)
- goto out;
- }
-
mutex_unlock(&c->umount_mutex);
return err;
diff --git a/include/asm-generic/tlb.h b/include/asm-generic/tlb.h
index 25f01d0..b1b1fa6 100644
--- a/include/asm-generic/tlb.h
+++ b/include/asm-generic/tlb.h
@@ -99,7 +99,12 @@
unsigned int need_flush : 1, /* Did free PTEs */
fast_mode : 1; /* No batching */
- unsigned int fullmm;
+ /* we are in the middle of an operation to clear
+ * a full mm and can make some optimizations */
+ unsigned int fullmm : 1,
+ /* we have performed an operation which
+ * requires a complete flush of the tlb */
+ need_flush_all : 1;
struct mmu_gather_batch *active;
struct mmu_gather_batch local;
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 8f7a3d6..ee0bd95 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -954,7 +954,7 @@
}
}
-static inline bool atapi_command_packet_set(const u16 *dev_id)
+static inline int atapi_command_packet_set(const u16 *dev_id)
{
return (dev_id[ATA_ID_CONFIG] >> 8) & 0x1f;
}
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 0ea61e0..7c2e030 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -12,7 +12,6 @@
struct blk_trace {
int trace_state;
- bool rq_based;
struct rchan *rchan;
unsigned long __percpu *sequence;
unsigned char __percpu *msg_data;
diff --git a/include/linux/capability.h b/include/linux/capability.h
index 98503b7..d9a4f7f 100644
--- a/include/linux/capability.h
+++ b/include/linux/capability.h
@@ -35,6 +35,7 @@
#define _KERNEL_CAP_T_SIZE (sizeof(kernel_cap_t))
+struct file;
struct inode;
struct dentry;
struct user_namespace;
@@ -211,6 +212,7 @@
extern bool ns_capable(struct user_namespace *ns, int cap);
extern bool nsown_capable(int cap);
extern bool inode_capable(const struct inode *inode, int cap);
+extern bool file_ns_capable(const struct file *file, struct user_namespace *ns, int cap);
/* audit system wants to get cap info from files as well */
extern int get_vfs_caps_from_disk(const struct dentry *dentry, struct cpu_vfs_cap_data *cpu_caps);
diff --git a/include/linux/compat.h b/include/linux/compat.h
index 76a87fb..377cd8c3 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -141,11 +141,11 @@
} compat_sigset_t;
struct compat_sigaction {
-#ifndef __ARCH_HAS_ODD_SIGACTION
+#ifndef __ARCH_HAS_IRIX_SIGACTION
compat_uptr_t sa_handler;
compat_ulong_t sa_flags;
#else
- compat_ulong_t sa_flags;
+ compat_uint_t sa_flags;
compat_uptr_t sa_handler;
#endif
#ifdef __ARCH_HAS_SA_RESTORER
diff --git a/include/linux/devfreq.h b/include/linux/devfreq.h
index e83ef39..fe8c447 100644
--- a/include/linux/devfreq.h
+++ b/include/linux/devfreq.h
@@ -213,7 +213,7 @@
#endif
#else /* !CONFIG_PM_DEVFREQ */
-static struct devfreq *devfreq_add_device(struct device *dev,
+static inline struct devfreq *devfreq_add_device(struct device *dev,
struct devfreq_dev_profile *profile,
const char *governor_name,
void *data)
@@ -221,34 +221,34 @@
return NULL;
}
-static int devfreq_remove_device(struct devfreq *devfreq)
+static inline int devfreq_remove_device(struct devfreq *devfreq)
{
return 0;
}
-static int devfreq_suspend_device(struct devfreq *devfreq)
+static inline int devfreq_suspend_device(struct devfreq *devfreq)
{
return 0;
}
-static int devfreq_resume_device(struct devfreq *devfreq)
+static inline int devfreq_resume_device(struct devfreq *devfreq)
{
return 0;
}
-static struct opp *devfreq_recommended_opp(struct device *dev,
+static inline struct opp *devfreq_recommended_opp(struct device *dev,
unsigned long *freq, u32 flags)
{
- return -EINVAL;
+ return ERR_PTR(-EINVAL);
}
-static int devfreq_register_opp_notifier(struct device *dev,
+static inline int devfreq_register_opp_notifier(struct device *dev,
struct devfreq *devfreq)
{
return -EINVAL;
}
-static int devfreq_unregister_opp_notifier(struct device *dev,
+static inline int devfreq_unregister_opp_notifier(struct device *dev,
struct devfreq *devfreq)
{
return -EINVAL;
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 9bf2f1f..3d7df3d 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -333,6 +333,7 @@
unsigned long count,
u64 *max_size,
int *reset_type);
+typedef efi_status_t efi_query_variable_store_t(u32 attributes, unsigned long size);
/*
* EFI Configuration Table and GUID definitions
@@ -575,9 +576,15 @@
#ifdef CONFIG_X86
extern void efi_late_init(void);
extern void efi_free_boot_services(void);
+extern efi_status_t efi_query_variable_store(u32 attributes, unsigned long size);
#else
static inline void efi_late_init(void) {}
static inline void efi_free_boot_services(void) {}
+
+static inline efi_status_t efi_query_variable_store(u32 attributes, unsigned long size)
+{
+ return EFI_SUCCESS;
+}
#endif
extern void __iomem *efi_lookup_mapped_addr(u64 phys_addr);
extern u64 efi_get_iobase (void);
@@ -731,7 +738,7 @@
efi_get_variable_t *get_variable;
efi_get_next_variable_t *get_next_variable;
efi_set_variable_t *set_variable;
- efi_query_variable_info_t *query_variable_info;
+ efi_query_variable_store_t *query_variable_store;
};
struct efivars {
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index e5ca8ef..52da2a2 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -89,6 +89,7 @@
* that the call back has its own recursion protection. If it does
* not set this, then the ftrace infrastructure will add recursion
* protection for the caller.
+ * STUB - The ftrace_ops is just a place holder.
*/
enum {
FTRACE_OPS_FL_ENABLED = 1 << 0,
@@ -98,6 +99,7 @@
FTRACE_OPS_FL_SAVE_REGS = 1 << 4,
FTRACE_OPS_FL_SAVE_REGS_IF_SUPPORTED = 1 << 5,
FTRACE_OPS_FL_RECURSION_SAFE = 1 << 6,
+ FTRACE_OPS_FL_STUB = 1 << 7,
};
struct ftrace_ops {
@@ -394,7 +396,6 @@
size_t cnt, loff_t *ppos);
ssize_t ftrace_notrace_write(struct file *file, const char __user *ubuf,
size_t cnt, loff_t *ppos);
-loff_t ftrace_regex_lseek(struct file *file, loff_t offset, int whence);
int ftrace_regex_release(struct inode *inode, struct file *file);
void __init
@@ -567,6 +568,8 @@
ftrace_regex_release(struct inode *inode, struct file *file) { return -ENODEV; }
#endif /* CONFIG_DYNAMIC_FTRACE */
+loff_t ftrace_filter_lseek(struct file *file, loff_t offset, int whence);
+
/* totally disable ftrace - can not re-enable after this */
void ftrace_kill(void);
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 2727810..3aeb730 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -20,6 +20,7 @@
#define __LINUX_IOMMU_H
#include <linux/errno.h>
+#include <linux/err.h>
#include <linux/types.h>
#define IOMMU_READ (1)
@@ -124,6 +125,7 @@
extern int bus_set_iommu(struct bus_type *bus, struct iommu_ops *ops);
extern bool iommu_present(struct bus_type *bus);
extern struct iommu_domain *iommu_domain_alloc(struct bus_type *bus);
+extern struct iommu_group *iommu_group_get_by_id(int id);
extern void iommu_domain_free(struct iommu_domain *domain);
extern int iommu_attach_device(struct iommu_domain *domain,
struct device *dev);
diff --git a/include/linux/kexec.h b/include/linux/kexec.h
index d2e6927..d78d28a7 100644
--- a/include/linux/kexec.h
+++ b/include/linux/kexec.h
@@ -200,6 +200,8 @@
int __init parse_crashkernel(char *cmdline, unsigned long long system_ram,
unsigned long long *crash_size, unsigned long long *crash_base);
+int parse_crashkernel_high(char *cmdline, unsigned long long system_ram,
+ unsigned long long *crash_size, unsigned long long *crash_base);
int parse_crashkernel_low(char *cmdline, unsigned long long system_ram,
unsigned long long *crash_size, unsigned long long *crash_base);
int crash_shrink_memory(unsigned long new_size);
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index cad77fe..c139582 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -518,7 +518,7 @@
int kvm_write_guest_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc,
void *data, unsigned long len);
int kvm_gfn_to_hva_cache_init(struct kvm *kvm, struct gfn_to_hva_cache *ghc,
- gpa_t gpa);
+ gpa_t gpa, unsigned long len);
int kvm_clear_guest_page(struct kvm *kvm, gfn_t gfn, int offset, int len);
int kvm_clear_guest(struct kvm *kvm, gpa_t gpa, unsigned long len);
struct kvm_memory_slot *gfn_to_memslot(struct kvm *kvm, gfn_t gfn);
diff --git a/include/linux/kvm_types.h b/include/linux/kvm_types.h
index fa7cc724..b0bcce0 100644
--- a/include/linux/kvm_types.h
+++ b/include/linux/kvm_types.h
@@ -71,6 +71,7 @@
u64 generation;
gpa_t gpa;
unsigned long hva;
+ unsigned long len;
struct kvm_memory_slot *memslot;
};
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 91c9d10..eae7a05 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -398,6 +398,7 @@
ATA_HORKAGE_NOSETXFER = (1 << 14), /* skip SETXFER, SATA only */
ATA_HORKAGE_BROKEN_FPDMA_AA = (1 << 15), /* skip AA */
ATA_HORKAGE_DUMP_ID = (1 << 16), /* dump IDENTIFY data */
+ ATA_HORKAGE_MAX_SEC_LBA48 = (1 << 17), /* Set max sects to 65535 */
/* DMA mask for user DMA control: User visible values; DO NOT
renumber */
diff --git a/include/linux/mm.h b/include/linux/mm.h
index e19ff30..e2091b8 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1611,6 +1611,8 @@
unsigned long pfn);
int vm_insert_mixed(struct vm_area_struct *vma, unsigned long addr,
unsigned long pfn);
+int vm_iomap_memory(struct vm_area_struct *vma, phys_addr_t start, unsigned long len);
+
struct page *follow_page_mask(struct vm_area_struct *vma,
unsigned long address, unsigned int foll_flags,
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index b3d00fa..6151e90 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -210,9 +210,9 @@
#define NETDEV_HW_ADDR_T_SLAVE 3
#define NETDEV_HW_ADDR_T_UNICAST 4
#define NETDEV_HW_ADDR_T_MULTICAST 5
- bool synced;
bool global_use;
int refcount;
+ int synced;
struct rcu_head rcu_head;
};
@@ -895,7 +895,7 @@
*
* int (*ndo_bridge_setlink)(struct net_device *dev, struct nlmsghdr *nlh)
* int (*ndo_bridge_getlink)(struct sk_buff *skb, u32 pid, u32 seq,
- * struct net_device *dev)
+ * struct net_device *dev, u32 filter_mask)
*
* int (*ndo_change_carrier)(struct net_device *dev, bool new_carrier);
* Called to change device carrier. Soft-devices (like dummy, team, etc)
diff --git a/include/linux/netfilter/ipset/ip_set_ahash.h b/include/linux/netfilter/ipset/ip_set_ahash.h
index 01d25e6..0214c4c 100644
--- a/include/linux/netfilter/ipset/ip_set_ahash.h
+++ b/include/linux/netfilter/ipset/ip_set_ahash.h
@@ -291,6 +291,7 @@
#define type_pf_data_tlist TOKEN(TYPE, PF, _data_tlist)
#define type_pf_data_next TOKEN(TYPE, PF, _data_next)
#define type_pf_data_flags TOKEN(TYPE, PF, _data_flags)
+#define type_pf_data_reset_flags TOKEN(TYPE, PF, _data_reset_flags)
#ifdef IP_SET_HASH_WITH_NETS
#define type_pf_data_match TOKEN(TYPE, PF, _data_match)
#else
@@ -385,9 +386,9 @@
struct ip_set_hash *h = set->data;
struct htable *t, *orig = h->table;
u8 htable_bits = orig->htable_bits;
- const struct type_pf_elem *data;
+ struct type_pf_elem *data;
struct hbucket *n, *m;
- u32 i, j;
+ u32 i, j, flags = 0;
int ret;
retry:
@@ -412,9 +413,16 @@
n = hbucket(orig, i);
for (j = 0; j < n->pos; j++) {
data = ahash_data(n, j);
+#ifdef IP_SET_HASH_WITH_NETS
+ flags = 0;
+ type_pf_data_reset_flags(data, &flags);
+#endif
m = hbucket(t, HKEY(data, h->initval, htable_bits));
- ret = type_pf_elem_add(m, data, AHASH_MAX(h), 0);
+ ret = type_pf_elem_add(m, data, AHASH_MAX(h), flags);
if (ret < 0) {
+#ifdef IP_SET_HASH_WITH_NETS
+ type_pf_data_flags(data, flags);
+#endif
read_unlock_bh(&set->lock);
ahash_destroy(t);
if (ret == -EAGAIN)
@@ -836,9 +844,9 @@
struct ip_set_hash *h = set->data;
struct htable *t, *orig = h->table;
u8 htable_bits = orig->htable_bits;
- const struct type_pf_elem *data;
+ struct type_pf_elem *data;
struct hbucket *n, *m;
- u32 i, j;
+ u32 i, j, flags = 0;
int ret;
/* Try to cleanup once */
@@ -873,10 +881,17 @@
n = hbucket(orig, i);
for (j = 0; j < n->pos; j++) {
data = ahash_tdata(n, j);
+#ifdef IP_SET_HASH_WITH_NETS
+ flags = 0;
+ type_pf_data_reset_flags(data, &flags);
+#endif
m = hbucket(t, HKEY(data, h->initval, htable_bits));
- ret = type_pf_elem_tadd(m, data, AHASH_MAX(h), 0,
- ip_set_timeout_get(type_pf_data_timeout(data)));
+ ret = type_pf_elem_tadd(m, data, AHASH_MAX(h), flags,
+ ip_set_timeout_get(type_pf_data_timeout(data)));
if (ret < 0) {
+#ifdef IP_SET_HASH_WITH_NETS
+ type_pf_data_flags(data, flags);
+#endif
read_unlock_bh(&set->lock);
ahash_destroy(t);
if (ret == -EAGAIN)
@@ -1187,6 +1202,7 @@
#undef type_pf_data_tlist
#undef type_pf_data_next
#undef type_pf_data_flags
+#undef type_pf_data_reset_flags
#undef type_pf_data_match
#undef type_pf_elem
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 2461033a..710067f 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -916,6 +916,7 @@
void __iomem __must_check *pci_map_rom(struct pci_dev *pdev, size_t *size);
void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom);
size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size);
+void __iomem __must_check *pci_platform_rom(struct pci_dev *pdev, size_t *size);
/* Power management related routines */
int pci_save_state(struct pci_dev *dev);
diff --git a/include/linux/preempt.h b/include/linux/preempt.h
index 5a710b9..87a03c7 100644
--- a/include/linux/preempt.h
+++ b/include/linux/preempt.h
@@ -93,14 +93,20 @@
#else /* !CONFIG_PREEMPT_COUNT */
-#define preempt_disable() do { } while (0)
-#define sched_preempt_enable_no_resched() do { } while (0)
-#define preempt_enable_no_resched() do { } while (0)
-#define preempt_enable() do { } while (0)
+/*
+ * Even if we don't have any preemption, we need preempt disable/enable
+ * to be barriers, so that we don't have things like get_user/put_user
+ * that can cause faults and scheduling migrate into our preempt-protected
+ * region.
+ */
+#define preempt_disable() barrier()
+#define sched_preempt_enable_no_resched() barrier()
+#define preempt_enable_no_resched() barrier()
+#define preempt_enable() barrier()
-#define preempt_disable_notrace() do { } while (0)
-#define preempt_enable_no_resched_notrace() do { } while (0)
-#define preempt_enable_notrace() do { } while (0)
+#define preempt_disable_notrace() barrier()
+#define preempt_enable_no_resched_notrace() barrier()
+#define preempt_enable_notrace() barrier()
#endif /* CONFIG_PREEMPT_COUNT */
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 8307f2f..94dfb2a 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -117,6 +117,7 @@
const struct file_operations *proc_fops,
void *data);
extern void remove_proc_entry(const char *name, struct proc_dir_entry *parent);
+extern int remove_proc_subtree(const char *name, struct proc_dir_entry *parent);
struct pid_namespace;
@@ -202,6 +203,7 @@
return NULL;
}
#define remove_proc_entry(name, parent) do {} while (0)
+#define remove_proc_subtree(name, parent) do {} while (0)
static inline struct proc_dir_entry *proc_symlink(const char *name,
struct proc_dir_entry *parent,const char *dest) {return NULL;}
diff --git a/include/linux/sched.h b/include/linux/sched.h
index d35d2b6..e692a02 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -163,9 +163,10 @@
#define TASK_DEAD 64
#define TASK_WAKEKILL 128
#define TASK_WAKING 256
-#define TASK_STATE_MAX 512
+#define TASK_PARKED 512
+#define TASK_STATE_MAX 1024
-#define TASK_STATE_TO_CHAR_STR "RSDTtZXxKW"
+#define TASK_STATE_TO_CHAR_STR "RSDTtZXxKWP"
extern char ___assert_task_state[1 - 2*!!(
sizeof(TASK_STATE_TO_CHAR_STR)-1 != ilog2(TASK_STATE_MAX)+1)];
diff --git a/include/linux/security.h b/include/linux/security.h
index eee7478..032c366 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -1012,6 +1012,10 @@
* This hook can be used by the module to update any security state
* associated with the TUN device's security structure.
* @security pointer to the TUN devices's security structure.
+ * @skb_owned_by:
+ * This hook sets the packet's owning sock.
+ * @skb is the packet.
+ * @sk the sock which owns the packet.
*
* Security hooks for XFRM operations.
*
@@ -1638,6 +1642,7 @@
int (*tun_dev_attach_queue) (void *security);
int (*tun_dev_attach) (struct sock *sk, void *security);
int (*tun_dev_open) (void *security);
+ void (*skb_owned_by) (struct sk_buff *skb, struct sock *sk);
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
@@ -2588,6 +2593,8 @@
int security_tun_dev_attach(struct sock *sk, void *security);
int security_tun_dev_open(void *security);
+void security_skb_owned_by(struct sk_buff *skb, struct sock *sk);
+
#else /* CONFIG_SECURITY_NETWORK */
static inline int security_unix_stream_connect(struct sock *sock,
struct sock *other,
@@ -2779,6 +2786,11 @@
{
return 0;
}
+
+static inline void security_skb_owned_by(struct sk_buff *skb, struct sock *sk)
+{
+}
+
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
diff --git a/include/linux/signal.h b/include/linux/signal.h
index a2dcb94..9475c5c 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -250,11 +250,11 @@
extern int sigsuspend(sigset_t *);
struct sigaction {
-#ifndef __ARCH_HAS_ODD_SIGACTION
+#ifndef __ARCH_HAS_IRIX_SIGACTION
__sighandler_t sa_handler;
unsigned long sa_flags;
#else
- unsigned long sa_flags;
+ unsigned int sa_flags;
__sighandler_t sa_handler;
#endif
#ifdef __ARCH_HAS_SA_RESTORER
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 441f5bf..b8292d8 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -2643,6 +2643,13 @@
#endif
}
+static inline void nf_reset_trace(struct sk_buff *skb)
+{
+#if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE)
+ skb->nf_trace = 0;
+#endif
+}
+
/* Note: This doesn't put any conntrack and bridge info in dst. */
static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src)
{
diff --git a/include/linux/spinlock_up.h b/include/linux/spinlock_up.h
index a26e2fb..e2369c16 100644
--- a/include/linux/spinlock_up.h
+++ b/include/linux/spinlock_up.h
@@ -16,7 +16,10 @@
* In the debug case, 1 means unlocked, 0 means locked. (the values
* are inverted, to catch initialization bugs)
*
- * No atomicity anywhere, we are on UP.
+ * No atomicity anywhere, we are on UP. However, we still need
+ * the compiler barriers, because we do not want the compiler to
+ * move potentially faulting instructions (notably user accesses)
+ * into the locked sequence, resulting in non-atomic execution.
*/
#ifdef CONFIG_DEBUG_SPINLOCK
@@ -25,6 +28,7 @@
static inline void arch_spin_lock(arch_spinlock_t *lock)
{
lock->slock = 0;
+ barrier();
}
static inline void
@@ -32,6 +36,7 @@
{
local_irq_save(flags);
lock->slock = 0;
+ barrier();
}
static inline int arch_spin_trylock(arch_spinlock_t *lock)
@@ -39,32 +44,34 @@
char oldval = lock->slock;
lock->slock = 0;
+ barrier();
return oldval > 0;
}
static inline void arch_spin_unlock(arch_spinlock_t *lock)
{
+ barrier();
lock->slock = 1;
}
/*
* Read-write spinlocks. No debug version.
*/
-#define arch_read_lock(lock) do { (void)(lock); } while (0)
-#define arch_write_lock(lock) do { (void)(lock); } while (0)
-#define arch_read_trylock(lock) ({ (void)(lock); 1; })
-#define arch_write_trylock(lock) ({ (void)(lock); 1; })
-#define arch_read_unlock(lock) do { (void)(lock); } while (0)
-#define arch_write_unlock(lock) do { (void)(lock); } while (0)
+#define arch_read_lock(lock) do { barrier(); (void)(lock); } while (0)
+#define arch_write_lock(lock) do { barrier(); (void)(lock); } while (0)
+#define arch_read_trylock(lock) ({ barrier(); (void)(lock); 1; })
+#define arch_write_trylock(lock) ({ barrier(); (void)(lock); 1; })
+#define arch_read_unlock(lock) do { barrier(); (void)(lock); } while (0)
+#define arch_write_unlock(lock) do { barrier(); (void)(lock); } while (0)
#else /* DEBUG_SPINLOCK */
#define arch_spin_is_locked(lock) ((void)(lock), 0)
/* for sched.c and kernel_lock.c: */
-# define arch_spin_lock(lock) do { (void)(lock); } while (0)
-# define arch_spin_lock_flags(lock, flags) do { (void)(lock); } while (0)
-# define arch_spin_unlock(lock) do { (void)(lock); } while (0)
-# define arch_spin_trylock(lock) ({ (void)(lock); 1; })
+# define arch_spin_lock(lock) do { barrier(); (void)(lock); } while (0)
+# define arch_spin_lock_flags(lock, flags) do { barrier(); (void)(lock); } while (0)
+# define arch_spin_unlock(lock) do { barrier(); (void)(lock); } while (0)
+# define arch_spin_trylock(lock) ({ barrier(); (void)(lock); 1; })
#endif /* DEBUG_SPINLOCK */
#define arch_spin_is_contended(lock) (((void)(lock), 0))
diff --git a/include/linux/ssb/ssb_driver_chipcommon.h b/include/linux/ssb/ssb_driver_chipcommon.h
index 9e492be..6fcfe99 100644
--- a/include/linux/ssb/ssb_driver_chipcommon.h
+++ b/include/linux/ssb/ssb_driver_chipcommon.h
@@ -219,6 +219,7 @@
#define SSB_CHIPCO_PMU_CTL 0x0600 /* PMU control */
#define SSB_CHIPCO_PMU_CTL_ILP_DIV 0xFFFF0000 /* ILP div mask */
#define SSB_CHIPCO_PMU_CTL_ILP_DIV_SHIFT 16
+#define SSB_CHIPCO_PMU_CTL_PLL_UPD 0x00000400
#define SSB_CHIPCO_PMU_CTL_NOILPONW 0x00000200 /* No ILP on wait */
#define SSB_CHIPCO_PMU_CTL_HTREQEN 0x00000100 /* HT req enable */
#define SSB_CHIPCO_PMU_CTL_ALPREQEN 0x00000080 /* ALP req enable */
@@ -667,5 +668,6 @@
void ssb_pmu_set_ldo_voltage(struct ssb_chipcommon *cc,
enum ssb_pmu_ldo_volt_id id, u32 voltage);
void ssb_pmu_set_ldo_paref(struct ssb_chipcommon *cc, bool on);
+void ssb_pmu_spuravoid_pllupdate(struct ssb_chipcommon *cc, int spuravoid);
#endif /* LINUX_SSB_CHIPCO_H_ */
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index 2de42f94..a5ffd32 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -25,6 +25,7 @@
extern void swiotlb_init(int verbose);
int swiotlb_init_with_tbl(char *tlb, unsigned long nslabs, int verbose);
extern unsigned long swiotlb_nr_tbl(void);
+unsigned long swiotlb_size_or_default(void);
extern int swiotlb_late_init_with_tbl(char *tlb, unsigned long nslabs);
/*
diff --git a/include/linux/ucs2_string.h b/include/linux/ucs2_string.h
new file mode 100644
index 0000000..cbb20af
--- /dev/null
+++ b/include/linux/ucs2_string.h
@@ -0,0 +1,14 @@
+#ifndef _LINUX_UCS2_STRING_H_
+#define _LINUX_UCS2_STRING_H_
+
+#include <linux/types.h> /* for size_t */
+#include <linux/stddef.h> /* for NULL */
+
+typedef u16 ucs2_char_t;
+
+unsigned long ucs2_strnlen(const ucs2_char_t *s, size_t maxlength);
+unsigned long ucs2_strlen(const ucs2_char_t *s);
+unsigned long ucs2_strsize(const ucs2_char_t *data, unsigned long maxlength);
+int ucs2_strncmp(const ucs2_char_t *a, const ucs2_char_t *b, size_t len);
+
+#endif /* _LINUX_UCS2_STRING_H_ */
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 40be2a0..84a6440 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -199,6 +199,7 @@
/* Device notifier */
extern int register_inet6addr_notifier(struct notifier_block *nb);
extern int unregister_inet6addr_notifier(struct notifier_block *nb);
+extern int inet6addr_notifier_call_chain(unsigned long val, void *v);
extern void inet6_netconf_notify_devconf(struct net *net, int type, int ifindex,
struct ipv6_devconf *devconf);
diff --git a/include/net/irda/irlmp.h b/include/net/irda/irlmp.h
index f741091..f132924 100644
--- a/include/net/irda/irlmp.h
+++ b/include/net/irda/irlmp.h
@@ -256,7 +256,8 @@
return (self && self->lap) ? self->lap->daddr : 0;
}
-extern const char *irlmp_reasons[];
+const char *irlmp_reason_str(LM_REASON reason);
+
extern int sysctl_discovery_timeout;
extern int sysctl_discovery_slots;
extern int sysctl_discovery;
diff --git a/include/net/iucv/af_iucv.h b/include/net/iucv/af_iucv.h
index cc7c197..714cc9a 100644
--- a/include/net/iucv/af_iucv.h
+++ b/include/net/iucv/af_iucv.h
@@ -130,6 +130,14 @@
enum iucv_tx_notify n);
};
+struct iucv_skb_cb {
+ u32 class; /* target class of message */
+ u32 tag; /* tag associated with message */
+ u32 offset; /* offset for skb receival */
+};
+
+#define IUCV_SKB_CB(__skb) ((struct iucv_skb_cb *)&((__skb)->cb[0]))
+
/* iucv socket options (SOL_IUCV) */
#define SO_IPRMDATA_MSG 0x0080 /* send/recv IPRM_DATA msgs */
#define SO_MSGLIMIT 0x1000 /* get/set IUCV MSGLIMIT */
diff --git a/include/net/scm.h b/include/net/scm.h
index 975cca0..b117081 100644
--- a/include/net/scm.h
+++ b/include/net/scm.h
@@ -56,8 +56,8 @@
scm->pid = get_pid(pid);
scm->cred = cred ? get_cred(cred) : NULL;
scm->creds.pid = pid_vnr(pid);
- scm->creds.uid = cred ? cred->euid : INVALID_UID;
- scm->creds.gid = cred ? cred->egid : INVALID_GID;
+ scm->creds.uid = cred ? cred->uid : INVALID_UID;
+ scm->creds.gid = cred ? cred->gid : INVALID_GID;
}
static __inline__ void scm_destroy_cred(struct scm_cookie *scm)
diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h
index 399162b..e1379b4 100644
--- a/include/scsi/libfc.h
+++ b/include/scsi/libfc.h
@@ -1074,7 +1074,8 @@
/*
* DISCOVERY LAYER
*****************************/
-int fc_disc_init(struct fc_lport *);
+void fc_disc_init(struct fc_lport *);
+void fc_disc_config(struct fc_lport *, void *);
static inline struct fc_lport *fc_disc_lport(struct fc_disc *disc)
{
diff --git a/include/sound/max98090.h b/include/sound/max98090.h
old mode 100755
new mode 100644
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index e1ef63d..44a30b1 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -488,6 +488,7 @@
/* status */
u32 connect:1; /* source and sink widgets are connected */
u32 walked:1; /* path has been walked */
+ u32 walking:1; /* path is in the process of being walked */
u32 weak:1; /* path ignored for power management */
int (*connected)(struct snd_soc_dapm_widget *source,
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index 9961726..9c14673 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -257,6 +257,7 @@
/**
* block_bio_complete - completed all work on the block operation
+ * @q: queue holding the block operation
* @bio: block operation completed
* @error: io error value
*
@@ -265,9 +266,9 @@
*/
TRACE_EVENT(block_bio_complete,
- TP_PROTO(struct bio *bio, int error),
+ TP_PROTO(struct request_queue *q, struct bio *bio, int error),
- TP_ARGS(bio, error),
+ TP_ARGS(q, bio, error),
TP_STRUCT__entry(
__field( dev_t, dev )
@@ -278,8 +279,7 @@
),
TP_fast_assign(
- __entry->dev = bio->bi_bdev ?
- bio->bi_bdev->bd_dev : 0;
+ __entry->dev = bio->bi_bdev->bd_dev;
__entry->sector = bio->bi_sector;
__entry->nr_sector = bio->bi_size >> 9;
__entry->error = error;
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index 5a8671e..e5586ca 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -147,7 +147,7 @@
__print_flags(__entry->prev_state & (TASK_STATE_MAX-1), "|",
{ 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" },
{ 16, "Z" }, { 32, "X" }, { 64, "x" },
- { 128, "W" }) : "R",
+ { 128, "K" }, { 256, "W" }, { 512, "P" }) : "R",
__entry->prev_state & TASK_STATE_MAX ? "+" : "",
__entry->next_comm, __entry->next_pid, __entry->next_prio)
);
diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h
index 4c43b44..706d035 100644
--- a/include/uapi/linux/fuse.h
+++ b/include/uapi/linux/fuse.h
@@ -95,15 +95,10 @@
#ifndef _LINUX_FUSE_H
#define _LINUX_FUSE_H
-#ifdef __linux__
+#ifdef __KERNEL__
#include <linux/types.h>
#else
#include <stdint.h>
-#define __u64 uint64_t
-#define __s64 int64_t
-#define __u32 uint32_t
-#define __s32 int32_t
-#define __u16 uint16_t
#endif
/*
@@ -139,42 +134,42 @@
userspace works under 64bit kernels */
struct fuse_attr {
- __u64 ino;
- __u64 size;
- __u64 blocks;
- __u64 atime;
- __u64 mtime;
- __u64 ctime;
- __u32 atimensec;
- __u32 mtimensec;
- __u32 ctimensec;
- __u32 mode;
- __u32 nlink;
- __u32 uid;
- __u32 gid;
- __u32 rdev;
- __u32 blksize;
- __u32 padding;
+ uint64_t ino;
+ uint64_t size;
+ uint64_t blocks;
+ uint64_t atime;
+ uint64_t mtime;
+ uint64_t ctime;
+ uint32_t atimensec;
+ uint32_t mtimensec;
+ uint32_t ctimensec;
+ uint32_t mode;
+ uint32_t nlink;
+ uint32_t uid;
+ uint32_t gid;
+ uint32_t rdev;
+ uint32_t blksize;
+ uint32_t padding;
};
struct fuse_kstatfs {
- __u64 blocks;
- __u64 bfree;
- __u64 bavail;
- __u64 files;
- __u64 ffree;
- __u32 bsize;
- __u32 namelen;
- __u32 frsize;
- __u32 padding;
- __u32 spare[6];
+ uint64_t blocks;
+ uint64_t bfree;
+ uint64_t bavail;
+ uint64_t files;
+ uint64_t ffree;
+ uint32_t bsize;
+ uint32_t namelen;
+ uint32_t frsize;
+ uint32_t padding;
+ uint32_t spare[6];
};
struct fuse_file_lock {
- __u64 start;
- __u64 end;
- __u32 type;
- __u32 pid; /* tgid */
+ uint64_t start;
+ uint64_t end;
+ uint32_t type;
+ uint32_t pid; /* tgid */
};
/**
@@ -364,143 +359,143 @@
#define FUSE_COMPAT_ENTRY_OUT_SIZE 120
struct fuse_entry_out {
- __u64 nodeid; /* Inode ID */
- __u64 generation; /* Inode generation: nodeid:gen must
- be unique for the fs's lifetime */
- __u64 entry_valid; /* Cache timeout for the name */
- __u64 attr_valid; /* Cache timeout for the attributes */
- __u32 entry_valid_nsec;
- __u32 attr_valid_nsec;
+ uint64_t nodeid; /* Inode ID */
+ uint64_t generation; /* Inode generation: nodeid:gen must
+ be unique for the fs's lifetime */
+ uint64_t entry_valid; /* Cache timeout for the name */
+ uint64_t attr_valid; /* Cache timeout for the attributes */
+ uint32_t entry_valid_nsec;
+ uint32_t attr_valid_nsec;
struct fuse_attr attr;
};
struct fuse_forget_in {
- __u64 nlookup;
+ uint64_t nlookup;
};
struct fuse_forget_one {
- __u64 nodeid;
- __u64 nlookup;
+ uint64_t nodeid;
+ uint64_t nlookup;
};
struct fuse_batch_forget_in {
- __u32 count;
- __u32 dummy;
+ uint32_t count;
+ uint32_t dummy;
};
struct fuse_getattr_in {
- __u32 getattr_flags;
- __u32 dummy;
- __u64 fh;
+ uint32_t getattr_flags;
+ uint32_t dummy;
+ uint64_t fh;
};
#define FUSE_COMPAT_ATTR_OUT_SIZE 96
struct fuse_attr_out {
- __u64 attr_valid; /* Cache timeout for the attributes */
- __u32 attr_valid_nsec;
- __u32 dummy;
+ uint64_t attr_valid; /* Cache timeout for the attributes */
+ uint32_t attr_valid_nsec;
+ uint32_t dummy;
struct fuse_attr attr;
};
#define FUSE_COMPAT_MKNOD_IN_SIZE 8
struct fuse_mknod_in {
- __u32 mode;
- __u32 rdev;
- __u32 umask;
- __u32 padding;
+ uint32_t mode;
+ uint32_t rdev;
+ uint32_t umask;
+ uint32_t padding;
};
struct fuse_mkdir_in {
- __u32 mode;
- __u32 umask;
+ uint32_t mode;
+ uint32_t umask;
};
struct fuse_rename_in {
- __u64 newdir;
+ uint64_t newdir;
};
struct fuse_link_in {
- __u64 oldnodeid;
+ uint64_t oldnodeid;
};
struct fuse_setattr_in {
- __u32 valid;
- __u32 padding;
- __u64 fh;
- __u64 size;
- __u64 lock_owner;
- __u64 atime;
- __u64 mtime;
- __u64 unused2;
- __u32 atimensec;
- __u32 mtimensec;
- __u32 unused3;
- __u32 mode;
- __u32 unused4;
- __u32 uid;
- __u32 gid;
- __u32 unused5;
+ uint32_t valid;
+ uint32_t padding;
+ uint64_t fh;
+ uint64_t size;
+ uint64_t lock_owner;
+ uint64_t atime;
+ uint64_t mtime;
+ uint64_t unused2;
+ uint32_t atimensec;
+ uint32_t mtimensec;
+ uint32_t unused3;
+ uint32_t mode;
+ uint32_t unused4;
+ uint32_t uid;
+ uint32_t gid;
+ uint32_t unused5;
};
struct fuse_open_in {
- __u32 flags;
- __u32 unused;
+ uint32_t flags;
+ uint32_t unused;
};
struct fuse_create_in {
- __u32 flags;
- __u32 mode;
- __u32 umask;
- __u32 padding;
+ uint32_t flags;
+ uint32_t mode;
+ uint32_t umask;
+ uint32_t padding;
};
struct fuse_open_out {
- __u64 fh;
- __u32 open_flags;
- __u32 padding;
+ uint64_t fh;
+ uint32_t open_flags;
+ uint32_t padding;
};
struct fuse_release_in {
- __u64 fh;
- __u32 flags;
- __u32 release_flags;
- __u64 lock_owner;
+ uint64_t fh;
+ uint32_t flags;
+ uint32_t release_flags;
+ uint64_t lock_owner;
};
struct fuse_flush_in {
- __u64 fh;
- __u32 unused;
- __u32 padding;
- __u64 lock_owner;
+ uint64_t fh;
+ uint32_t unused;
+ uint32_t padding;
+ uint64_t lock_owner;
};
struct fuse_read_in {
- __u64 fh;
- __u64 offset;
- __u32 size;
- __u32 read_flags;
- __u64 lock_owner;
- __u32 flags;
- __u32 padding;
+ uint64_t fh;
+ uint64_t offset;
+ uint32_t size;
+ uint32_t read_flags;
+ uint64_t lock_owner;
+ uint32_t flags;
+ uint32_t padding;
};
#define FUSE_COMPAT_WRITE_IN_SIZE 24
struct fuse_write_in {
- __u64 fh;
- __u64 offset;
- __u32 size;
- __u32 write_flags;
- __u64 lock_owner;
- __u32 flags;
- __u32 padding;
+ uint64_t fh;
+ uint64_t offset;
+ uint32_t size;
+ uint32_t write_flags;
+ uint64_t lock_owner;
+ uint32_t flags;
+ uint32_t padding;
};
struct fuse_write_out {
- __u32 size;
- __u32 padding;
+ uint32_t size;
+ uint32_t padding;
};
#define FUSE_COMPAT_STATFS_SIZE 48
@@ -510,32 +505,32 @@
};
struct fuse_fsync_in {
- __u64 fh;
- __u32 fsync_flags;
- __u32 padding;
+ uint64_t fh;
+ uint32_t fsync_flags;
+ uint32_t padding;
};
struct fuse_setxattr_in {
- __u32 size;
- __u32 flags;
+ uint32_t size;
+ uint32_t flags;
};
struct fuse_getxattr_in {
- __u32 size;
- __u32 padding;
+ uint32_t size;
+ uint32_t padding;
};
struct fuse_getxattr_out {
- __u32 size;
- __u32 padding;
+ uint32_t size;
+ uint32_t padding;
};
struct fuse_lk_in {
- __u64 fh;
- __u64 owner;
+ uint64_t fh;
+ uint64_t owner;
struct fuse_file_lock lk;
- __u32 lk_flags;
- __u32 padding;
+ uint32_t lk_flags;
+ uint32_t padding;
};
struct fuse_lk_out {
@@ -543,134 +538,135 @@
};
struct fuse_access_in {
- __u32 mask;
- __u32 padding;
+ uint32_t mask;
+ uint32_t padding;
};
struct fuse_init_in {
- __u32 major;
- __u32 minor;
- __u32 max_readahead;
- __u32 flags;
+ uint32_t major;
+ uint32_t minor;
+ uint32_t max_readahead;
+ uint32_t flags;
};
struct fuse_init_out {
- __u32 major;
- __u32 minor;
- __u32 max_readahead;
- __u32 flags;
- __u16 max_background;
- __u16 congestion_threshold;
- __u32 max_write;
+ uint32_t major;
+ uint32_t minor;
+ uint32_t max_readahead;
+ uint32_t flags;
+ uint16_t max_background;
+ uint16_t congestion_threshold;
+ uint32_t max_write;
};
#define CUSE_INIT_INFO_MAX 4096
struct cuse_init_in {
- __u32 major;
- __u32 minor;
- __u32 unused;
- __u32 flags;
+ uint32_t major;
+ uint32_t minor;
+ uint32_t unused;
+ uint32_t flags;
};
struct cuse_init_out {
- __u32 major;
- __u32 minor;
- __u32 unused;
- __u32 flags;
- __u32 max_read;
- __u32 max_write;
- __u32 dev_major; /* chardev major */
- __u32 dev_minor; /* chardev minor */
- __u32 spare[10];
+ uint32_t major;
+ uint32_t minor;
+ uint32_t unused;
+ uint32_t flags;
+ uint32_t max_read;
+ uint32_t max_write;
+ uint32_t dev_major; /* chardev major */
+ uint32_t dev_minor; /* chardev minor */
+ uint32_t spare[10];
};
struct fuse_interrupt_in {
- __u64 unique;
+ uint64_t unique;
};
struct fuse_bmap_in {
- __u64 block;
- __u32 blocksize;
- __u32 padding;
+ uint64_t block;
+ uint32_t blocksize;
+ uint32_t padding;
};
struct fuse_bmap_out {
- __u64 block;
+ uint64_t block;
};
struct fuse_ioctl_in {
- __u64 fh;
- __u32 flags;
- __u32 cmd;
- __u64 arg;
- __u32 in_size;
- __u32 out_size;
+ uint64_t fh;
+ uint32_t flags;
+ uint32_t cmd;
+ uint64_t arg;
+ uint32_t in_size;
+ uint32_t out_size;
};
struct fuse_ioctl_iovec {
- __u64 base;
- __u64 len;
+ uint64_t base;
+ uint64_t len;
};
struct fuse_ioctl_out {
- __s32 result;
- __u32 flags;
- __u32 in_iovs;
- __u32 out_iovs;
+ int32_t result;
+ uint32_t flags;
+ uint32_t in_iovs;
+ uint32_t out_iovs;
};
struct fuse_poll_in {
- __u64 fh;
- __u64 kh;
- __u32 flags;
- __u32 events;
+ uint64_t fh;
+ uint64_t kh;
+ uint32_t flags;
+ uint32_t events;
};
struct fuse_poll_out {
- __u32 revents;
- __u32 padding;
+ uint32_t revents;
+ uint32_t padding;
};
struct fuse_notify_poll_wakeup_out {
- __u64 kh;
+ uint64_t kh;
};
struct fuse_fallocate_in {
- __u64 fh;
- __u64 offset;
- __u64 length;
- __u32 mode;
- __u32 padding;
+ uint64_t fh;
+ uint64_t offset;
+ uint64_t length;
+ uint32_t mode;
+ uint32_t padding;
};
struct fuse_in_header {
- __u32 len;
- __u32 opcode;
- __u64 unique;
- __u64 nodeid;
- __u32 uid;
- __u32 gid;
- __u32 pid;
- __u32 padding;
+ uint32_t len;
+ uint32_t opcode;
+ uint64_t unique;
+ uint64_t nodeid;
+ uint32_t uid;
+ uint32_t gid;
+ uint32_t pid;
+ uint32_t padding;
};
struct fuse_out_header {
- __u32 len;
- __s32 error;
- __u64 unique;
+ uint32_t len;
+ int32_t error;
+ uint64_t unique;
};
struct fuse_dirent {
- __u64 ino;
- __u64 off;
- __u32 namelen;
- __u32 type;
+ uint64_t ino;
+ uint64_t off;
+ uint32_t namelen;
+ uint32_t type;
char name[];
};
#define FUSE_NAME_OFFSET offsetof(struct fuse_dirent, name)
-#define FUSE_DIRENT_ALIGN(x) (((x) + sizeof(__u64) - 1) & ~(sizeof(__u64) - 1))
+#define FUSE_DIRENT_ALIGN(x) \
+ (((x) + sizeof(uint64_t) - 1) & ~(sizeof(uint64_t) - 1))
#define FUSE_DIRENT_SIZE(d) \
FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET + (d)->namelen)
@@ -685,47 +681,47 @@
FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET_DIRENTPLUS + (d)->dirent.namelen)
struct fuse_notify_inval_inode_out {
- __u64 ino;
- __s64 off;
- __s64 len;
+ uint64_t ino;
+ int64_t off;
+ int64_t len;
};
struct fuse_notify_inval_entry_out {
- __u64 parent;
- __u32 namelen;
- __u32 padding;
+ uint64_t parent;
+ uint32_t namelen;
+ uint32_t padding;
};
struct fuse_notify_delete_out {
- __u64 parent;
- __u64 child;
- __u32 namelen;
- __u32 padding;
+ uint64_t parent;
+ uint64_t child;
+ uint32_t namelen;
+ uint32_t padding;
};
struct fuse_notify_store_out {
- __u64 nodeid;
- __u64 offset;
- __u32 size;
- __u32 padding;
+ uint64_t nodeid;
+ uint64_t offset;
+ uint32_t size;
+ uint32_t padding;
};
struct fuse_notify_retrieve_out {
- __u64 notify_unique;
- __u64 nodeid;
- __u64 offset;
- __u32 size;
- __u32 padding;
+ uint64_t notify_unique;
+ uint64_t nodeid;
+ uint64_t offset;
+ uint32_t size;
+ uint32_t padding;
};
/* Matches the size of fuse_write_in */
struct fuse_notify_retrieve_in {
- __u64 dummy1;
- __u64 offset;
- __u32 size;
- __u32 dummy2;
- __u64 dummy3;
- __u64 dummy4;
+ uint64_t dummy1;
+ uint64_t offset;
+ uint32_t size;
+ uint32_t dummy2;
+ uint64_t dummy3;
+ uint64_t dummy4;
};
#endif /* _LINUX_FUSE_H */
diff --git a/ipc/msg.c b/ipc/msg.c
index 31cd1bf..fede1d0 100644
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -872,6 +872,7 @@
goto out_unlock;
break;
}
+ msg = ERR_PTR(-EAGAIN);
} else
break;
msg_counter++;
diff --git a/kernel/.gitignore b/kernel/.gitignore
index ab4f109..b3097bd 100644
--- a/kernel/.gitignore
+++ b/kernel/.gitignore
@@ -4,3 +4,4 @@
config_data.h
config_data.gz
timeconst.h
+hz.bc
diff --git a/kernel/capability.c b/kernel/capability.c
index 493d972..f6c2ce5 100644
--- a/kernel/capability.c
+++ b/kernel/capability.c
@@ -393,6 +393,30 @@
EXPORT_SYMBOL(ns_capable);
/**
+ * file_ns_capable - Determine if the file's opener had a capability in effect
+ * @file: The file we want to check
+ * @ns: The usernamespace we want the capability in
+ * @cap: The capability to be tested for
+ *
+ * Return true if task that opened the file had a capability in effect
+ * when the file was opened.
+ *
+ * This does not set PF_SUPERPRIV because the caller may not
+ * actually be privileged.
+ */
+bool file_ns_capable(const struct file *file, struct user_namespace *ns, int cap)
+{
+ if (WARN_ON_ONCE(!cap_valid(cap)))
+ return false;
+
+ if (security_capable(file->f_cred, ns, cap) == 0)
+ return true;
+
+ return false;
+}
+EXPORT_SYMBOL(file_ns_capable);
+
+/**
* capable - Determine if the current task has a superior capability in effect
* @cap: The capability to be tested for
*
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 59412d0..9fcb094 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -4596,6 +4596,7 @@
struct perf_event_context *ctx;
int ctxn;
+ rcu_read_lock();
for_each_task_context_nr(ctxn) {
ctx = task->perf_event_ctxp[ctxn];
if (!ctx)
@@ -4603,6 +4604,7 @@
perf_event_enable_on_exec(ctx);
}
+ rcu_read_unlock();
if (!atomic_read(&nr_comm_events))
return;
@@ -4737,7 +4739,8 @@
} else {
if (arch_vma_name(mmap_event->vma)) {
name = strncpy(tmp, arch_vma_name(mmap_event->vma),
- sizeof(tmp));
+ sizeof(tmp) - 1);
+ tmp[sizeof(tmp) - 1] = '\0';
goto got_name;
}
@@ -5330,7 +5333,7 @@
static int perf_swevent_init(struct perf_event *event)
{
- int event_id = event->attr.config;
+ u64 event_id = event->attr.config;
if (event->attr.type != PERF_TYPE_SOFTWARE)
return -ENOENT;
@@ -5986,6 +5989,7 @@
if (pmu->pmu_cpu_context)
goto got_cpu_context;
+ ret = -ENOMEM;
pmu->pmu_cpu_context = alloc_percpu(struct perf_cpu_context);
if (!pmu->pmu_cpu_context)
goto free_dev;
diff --git a/kernel/events/internal.h b/kernel/events/internal.h
index d56a64c..eb675c4 100644
--- a/kernel/events/internal.h
+++ b/kernel/events/internal.h
@@ -16,7 +16,7 @@
int page_order; /* allocation order */
#endif
int nr_pages; /* nr of data pages */
- int writable; /* are we writable */
+ int overwrite; /* can overwrite itself */
atomic_t poll; /* POLL_ for wakeups */
diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c
index 23cb34f..97fddb0 100644
--- a/kernel/events/ring_buffer.c
+++ b/kernel/events/ring_buffer.c
@@ -18,12 +18,24 @@
static bool perf_output_space(struct ring_buffer *rb, unsigned long tail,
unsigned long offset, unsigned long head)
{
- unsigned long mask;
+ unsigned long sz = perf_data_size(rb);
+ unsigned long mask = sz - 1;
- if (!rb->writable)
+ /*
+ * check if user-writable
+ * overwrite : over-write its own tail
+ * !overwrite: buffer possibly drops events.
+ */
+ if (rb->overwrite)
return true;
- mask = perf_data_size(rb) - 1;
+ /*
+ * verify that payload is not bigger than buffer
+ * otherwise masking logic may fail to detect
+ * the "not enough space" condition
+ */
+ if ((head - offset) > sz)
+ return false;
offset = (offset - tail) & mask;
head = (head - tail) & mask;
@@ -212,7 +224,9 @@
rb->watermark = max_size / 2;
if (flags & RING_BUFFER_WRITABLE)
- rb->writable = 1;
+ rb->overwrite = 0;
+ else
+ rb->overwrite = 1;
atomic_set(&rb->refcount, 1);
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index cc47812..14be27f 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -63,6 +63,7 @@
DEFINE_PER_CPU(struct hrtimer_cpu_base, hrtimer_bases) =
{
+ .lock = __RAW_SPIN_LOCK_UNLOCKED(hrtimer_bases.lock),
.clock_base =
{
{
@@ -1642,8 +1643,6 @@
struct hrtimer_cpu_base *cpu_base = &per_cpu(hrtimer_bases, cpu);
int i;
- raw_spin_lock_init(&cpu_base->lock);
-
for (i = 0; i < HRTIMER_MAX_CLOCK_BASES; i++) {
cpu_base->clock_base[i].cpu_base = cpu_base;
timerqueue_init_head(&cpu_base->clock_base[i].active);
diff --git a/kernel/kexec.c b/kernel/kexec.c
index bddd3d7..ffd4e11 100644
--- a/kernel/kexec.c
+++ b/kernel/kexec.c
@@ -55,7 +55,7 @@
.flags = IORESOURCE_BUSY | IORESOURCE_MEM
};
struct resource crashk_low_res = {
- .name = "Crash kernel low",
+ .name = "Crash kernel",
.start = 0,
.end = 0,
.flags = IORESOURCE_BUSY | IORESOURCE_MEM
@@ -1368,35 +1368,114 @@
return 0;
}
+#define SUFFIX_HIGH 0
+#define SUFFIX_LOW 1
+#define SUFFIX_NULL 2
+static __initdata char *suffix_tbl[] = {
+ [SUFFIX_HIGH] = ",high",
+ [SUFFIX_LOW] = ",low",
+ [SUFFIX_NULL] = NULL,
+};
+
/*
- * That function is the entry point for command line parsing and should be
- * called from the arch-specific code.
+ * That function parses "suffix" crashkernel command lines like
+ *
+ * crashkernel=size,[high|low]
+ *
+ * It returns 0 on success and -EINVAL on failure.
*/
+static int __init parse_crashkernel_suffix(char *cmdline,
+ unsigned long long *crash_size,
+ unsigned long long *crash_base,
+ const char *suffix)
+{
+ char *cur = cmdline;
+
+ *crash_size = memparse(cmdline, &cur);
+ if (cmdline == cur) {
+ pr_warn("crashkernel: memory value expected\n");
+ return -EINVAL;
+ }
+
+ /* check with suffix */
+ if (strncmp(cur, suffix, strlen(suffix))) {
+ pr_warn("crashkernel: unrecognized char\n");
+ return -EINVAL;
+ }
+ cur += strlen(suffix);
+ if (*cur != ' ' && *cur != '\0') {
+ pr_warn("crashkernel: unrecognized char\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static __init char *get_last_crashkernel(char *cmdline,
+ const char *name,
+ const char *suffix)
+{
+ char *p = cmdline, *ck_cmdline = NULL;
+
+ /* find crashkernel and use the last one if there are more */
+ p = strstr(p, name);
+ while (p) {
+ char *end_p = strchr(p, ' ');
+ char *q;
+
+ if (!end_p)
+ end_p = p + strlen(p);
+
+ if (!suffix) {
+ int i;
+
+ /* skip the one with any known suffix */
+ for (i = 0; suffix_tbl[i]; i++) {
+ q = end_p - strlen(suffix_tbl[i]);
+ if (!strncmp(q, suffix_tbl[i],
+ strlen(suffix_tbl[i])))
+ goto next;
+ }
+ ck_cmdline = p;
+ } else {
+ q = end_p - strlen(suffix);
+ if (!strncmp(q, suffix, strlen(suffix)))
+ ck_cmdline = p;
+ }
+next:
+ p = strstr(p+1, name);
+ }
+
+ if (!ck_cmdline)
+ return NULL;
+
+ return ck_cmdline;
+}
+
static int __init __parse_crashkernel(char *cmdline,
unsigned long long system_ram,
unsigned long long *crash_size,
unsigned long long *crash_base,
- const char *name)
+ const char *name,
+ const char *suffix)
{
- char *p = cmdline, *ck_cmdline = NULL;
char *first_colon, *first_space;
+ char *ck_cmdline;
BUG_ON(!crash_size || !crash_base);
*crash_size = 0;
*crash_base = 0;
- /* find crashkernel and use the last one if there are more */
- p = strstr(p, name);
- while (p) {
- ck_cmdline = p;
- p = strstr(p+1, name);
- }
+ ck_cmdline = get_last_crashkernel(cmdline, name, suffix);
if (!ck_cmdline)
return -EINVAL;
ck_cmdline += strlen(name);
+ if (suffix)
+ return parse_crashkernel_suffix(ck_cmdline, crash_size,
+ crash_base, suffix);
/*
* if the commandline contains a ':', then that's the extended
* syntax -- if not, it must be the classic syntax
@@ -1413,13 +1492,26 @@
return 0;
}
+/*
+ * That function is the entry point for command line parsing and should be
+ * called from the arch-specific code.
+ */
int __init parse_crashkernel(char *cmdline,
unsigned long long system_ram,
unsigned long long *crash_size,
unsigned long long *crash_base)
{
return __parse_crashkernel(cmdline, system_ram, crash_size, crash_base,
- "crashkernel=");
+ "crashkernel=", NULL);
+}
+
+int __init parse_crashkernel_high(char *cmdline,
+ unsigned long long system_ram,
+ unsigned long long *crash_size,
+ unsigned long long *crash_base)
+{
+ return __parse_crashkernel(cmdline, system_ram, crash_size, crash_base,
+ "crashkernel=", suffix_tbl[SUFFIX_HIGH]);
}
int __init parse_crashkernel_low(char *cmdline,
@@ -1428,7 +1520,7 @@
unsigned long long *crash_base)
{
return __parse_crashkernel(cmdline, system_ram, crash_size, crash_base,
- "crashkernel_low=");
+ "crashkernel=", suffix_tbl[SUFFIX_LOW]);
}
static void update_vmcoreinfo_note(void)
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index e35be53..3fed7f0 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -794,16 +794,16 @@
}
#ifdef CONFIG_SYSCTL
-/* This should be called with kprobe_mutex locked */
static void __kprobes optimize_all_kprobes(void)
{
struct hlist_head *head;
struct kprobe *p;
unsigned int i;
+ mutex_lock(&kprobe_mutex);
/* If optimization is already allowed, just return */
if (kprobes_allow_optimization)
- return;
+ goto out;
kprobes_allow_optimization = true;
for (i = 0; i < KPROBE_TABLE_SIZE; i++) {
@@ -813,18 +813,22 @@
optimize_kprobe(p);
}
printk(KERN_INFO "Kprobes globally optimized\n");
+out:
+ mutex_unlock(&kprobe_mutex);
}
-/* This should be called with kprobe_mutex locked */
static void __kprobes unoptimize_all_kprobes(void)
{
struct hlist_head *head;
struct kprobe *p;
unsigned int i;
+ mutex_lock(&kprobe_mutex);
/* If optimization is already prohibited, just return */
- if (!kprobes_allow_optimization)
+ if (!kprobes_allow_optimization) {
+ mutex_unlock(&kprobe_mutex);
return;
+ }
kprobes_allow_optimization = false;
for (i = 0; i < KPROBE_TABLE_SIZE; i++) {
@@ -834,11 +838,14 @@
unoptimize_kprobe(p, false);
}
}
+ mutex_unlock(&kprobe_mutex);
+
/* Wait for unoptimizing completion */
wait_for_kprobe_optimizer();
printk(KERN_INFO "Kprobes globally unoptimized\n");
}
+static DEFINE_MUTEX(kprobe_sysctl_mutex);
int sysctl_kprobes_optimization;
int proc_kprobes_optimization_handler(struct ctl_table *table, int write,
void __user *buffer, size_t *length,
@@ -846,7 +853,7 @@
{
int ret;
- mutex_lock(&kprobe_mutex);
+ mutex_lock(&kprobe_sysctl_mutex);
sysctl_kprobes_optimization = kprobes_allow_optimization ? 1 : 0;
ret = proc_dointvec_minmax(table, write, buffer, length, ppos);
@@ -854,7 +861,7 @@
optimize_all_kprobes();
else
unoptimize_all_kprobes();
- mutex_unlock(&kprobe_mutex);
+ mutex_unlock(&kprobe_sysctl_mutex);
return ret;
}
diff --git a/kernel/kthread.c b/kernel/kthread.c
index 691dc2e..9eb7fed 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -124,12 +124,12 @@
static void __kthread_parkme(struct kthread *self)
{
- __set_current_state(TASK_INTERRUPTIBLE);
+ __set_current_state(TASK_PARKED);
while (test_bit(KTHREAD_SHOULD_PARK, &self->flags)) {
if (!test_and_set_bit(KTHREAD_IS_PARKED, &self->flags))
complete(&self->parked);
schedule();
- __set_current_state(TASK_INTERRUPTIBLE);
+ __set_current_state(TASK_PARKED);
}
clear_bit(KTHREAD_IS_PARKED, &self->flags);
__set_current_state(TASK_RUNNING);
@@ -256,8 +256,13 @@
}
EXPORT_SYMBOL(kthread_create_on_node);
-static void __kthread_bind(struct task_struct *p, unsigned int cpu)
+static void __kthread_bind(struct task_struct *p, unsigned int cpu, long state)
{
+ /* Must have done schedule() in kthread() before we set_task_cpu */
+ if (!wait_task_inactive(p, state)) {
+ WARN_ON(1);
+ return;
+ }
/* It's safe because the task is inactive. */
do_set_cpus_allowed(p, cpumask_of(cpu));
p->flags |= PF_THREAD_BOUND;
@@ -274,12 +279,7 @@
*/
void kthread_bind(struct task_struct *p, unsigned int cpu)
{
- /* Must have done schedule() in kthread() before we set_task_cpu */
- if (!wait_task_inactive(p, TASK_UNINTERRUPTIBLE)) {
- WARN_ON(1);
- return;
- }
- __kthread_bind(p, cpu);
+ __kthread_bind(p, cpu, TASK_UNINTERRUPTIBLE);
}
EXPORT_SYMBOL(kthread_bind);
@@ -324,6 +324,22 @@
return NULL;
}
+static void __kthread_unpark(struct task_struct *k, struct kthread *kthread)
+{
+ clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags);
+ /*
+ * We clear the IS_PARKED bit here as we don't wait
+ * until the task has left the park code. So if we'd
+ * park before that happens we'd see the IS_PARKED bit
+ * which might be about to be cleared.
+ */
+ if (test_and_clear_bit(KTHREAD_IS_PARKED, &kthread->flags)) {
+ if (test_bit(KTHREAD_IS_PER_CPU, &kthread->flags))
+ __kthread_bind(k, kthread->cpu, TASK_PARKED);
+ wake_up_state(k, TASK_PARKED);
+ }
+}
+
/**
* kthread_unpark - unpark a thread created by kthread_create().
* @k: thread created by kthread_create().
@@ -336,20 +352,8 @@
{
struct kthread *kthread = task_get_live_kthread(k);
- if (kthread) {
- clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags);
- /*
- * We clear the IS_PARKED bit here as we don't wait
- * until the task has left the park code. So if we'd
- * park before that happens we'd see the IS_PARKED bit
- * which might be about to be cleared.
- */
- if (test_and_clear_bit(KTHREAD_IS_PARKED, &kthread->flags)) {
- if (test_bit(KTHREAD_IS_PER_CPU, &kthread->flags))
- __kthread_bind(k, kthread->cpu);
- wake_up_process(k);
- }
- }
+ if (kthread)
+ __kthread_unpark(k, kthread);
put_task_struct(k);
}
@@ -407,7 +411,7 @@
trace_sched_kthread_stop(k);
if (kthread) {
set_bit(KTHREAD_SHOULD_STOP, &kthread->flags);
- clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags);
+ __kthread_unpark(k, kthread);
wake_up_process(k);
wait_for_completion(&kthread->exited);
}
diff --git a/kernel/sched/clock.c b/kernel/sched/clock.c
index c685e31..c3ae1446 100644
--- a/kernel/sched/clock.c
+++ b/kernel/sched/clock.c
@@ -176,10 +176,36 @@
u64 this_clock, remote_clock;
u64 *ptr, old_val, val;
+#if BITS_PER_LONG != 64
+again:
+ /*
+ * Careful here: The local and the remote clock values need to
+ * be read out atomic as we need to compare the values and
+ * then update either the local or the remote side. So the
+ * cmpxchg64 below only protects one readout.
+ *
+ * We must reread via sched_clock_local() in the retry case on
+ * 32bit as an NMI could use sched_clock_local() via the
+ * tracer and hit between the readout of
+ * the low32bit and the high 32bit portion.
+ */
+ this_clock = sched_clock_local(my_scd);
+ /*
+ * We must enforce atomic readout on 32bit, otherwise the
+ * update on the remote cpu can hit inbetween the readout of
+ * the low32bit and the high 32bit portion.
+ */
+ remote_clock = cmpxchg64(&scd->clock, 0, 0);
+#else
+ /*
+ * On 64bit the read of [my]scd->clock is atomic versus the
+ * update, so we can avoid the above 32bit dance.
+ */
sched_clock_local(my_scd);
again:
this_clock = my_scd->clock;
remote_clock = scd->clock;
+#endif
/*
* Use the opportunity that we have both locks
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 7f12624a..67d0465 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -1498,8 +1498,10 @@
{
struct rq *rq = task_rq(p);
- BUG_ON(rq != this_rq());
- BUG_ON(p == current);
+ if (WARN_ON_ONCE(rq != this_rq()) ||
+ WARN_ON_ONCE(p == current))
+ return;
+
lockdep_assert_held(&rq->lock);
if (!raw_spin_trylock(&p->pi_lock)) {
@@ -4999,7 +5001,7 @@
}
static int min_load_idx = 0;
-static int max_load_idx = CPU_LOAD_IDX_MAX;
+static int max_load_idx = CPU_LOAD_IDX_MAX-1;
static void
set_table_entry(struct ctl_table *entry,
diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c
index ed12cbb..e93cca9 100644
--- a/kernel/sched/cputime.c
+++ b/kernel/sched/cputime.c
@@ -310,7 +310,7 @@
t = tsk;
do {
- task_cputime(tsk, &utime, &stime);
+ task_cputime(t, &utime, &stime);
times->utime += utime;
times->stime += stime;
times->sum_exec_runtime += task_sched_runtime(t);
diff --git a/kernel/signal.c b/kernel/signal.c
index dd72567..598dc06 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2948,7 +2948,7 @@
static int do_tkill(pid_t tgid, pid_t pid, int sig)
{
- struct siginfo info;
+ struct siginfo info = {};
info.si_signo = sig;
info.si_errno = 0;
diff --git a/kernel/smpboot.c b/kernel/smpboot.c
index 8eaed9a..02fc5c9 100644
--- a/kernel/smpboot.c
+++ b/kernel/smpboot.c
@@ -185,8 +185,18 @@
}
get_task_struct(tsk);
*per_cpu_ptr(ht->store, cpu) = tsk;
- if (ht->create)
- ht->create(cpu);
+ if (ht->create) {
+ /*
+ * Make sure that the task has actually scheduled out
+ * into park position, before calling the create
+ * callback. At least the migration thread callback
+ * requires that the task is off the runqueue.
+ */
+ if (!wait_task_inactive(tsk, TASK_PARKED))
+ WARN_ON(1);
+ else
+ ht->create(cpu);
+ }
return 0;
}
diff --git a/kernel/sys.c b/kernel/sys.c
index 39c9c4a..0da73cf 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -324,7 +324,6 @@
system_state = SYSTEM_RESTART;
usermodehelper_disable();
device_shutdown();
- syscore_shutdown();
}
/**
@@ -370,6 +369,7 @@
{
kernel_restart_prepare(cmd);
disable_nonboot_cpus();
+ syscore_shutdown();
if (!cmd)
printk(KERN_EMERG "Restarting system.\n");
else
@@ -395,6 +395,7 @@
void kernel_halt(void)
{
kernel_shutdown_prepare(SYSTEM_HALT);
+ disable_nonboot_cpus();
syscore_shutdown();
printk(KERN_EMERG "System halted.\n");
kmsg_dump(KMSG_DUMP_HALT);
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index 9e5b8c2..5a0f781 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -739,12 +739,6 @@
struct request_queue *q,
struct request *rq)
{
- struct blk_trace *bt = q->blk_trace;
-
- /* if control ever passes through here, it's a request based driver */
- if (unlikely(bt && !bt->rq_based))
- bt->rq_based = true;
-
blk_add_trace_rq(q, rq, BLK_TA_COMPLETE);
}
@@ -780,24 +774,10 @@
blk_add_trace_bio(q, bio, BLK_TA_BOUNCE, 0);
}
-static void blk_add_trace_bio_complete(void *ignore, struct bio *bio, int error)
+static void blk_add_trace_bio_complete(void *ignore,
+ struct request_queue *q, struct bio *bio,
+ int error)
{
- struct request_queue *q;
- struct blk_trace *bt;
-
- if (!bio->bi_bdev)
- return;
-
- q = bdev_get_queue(bio->bi_bdev);
- bt = q->blk_trace;
-
- /*
- * Request based drivers will generate both rq and bio completions.
- * Ignore bio ones.
- */
- if (likely(!bt) || bt->rq_based)
- return;
-
blk_add_trace_bio(q, bio, BLK_TA_COMPLETE, error);
}
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 6893d5a..b3fde6d 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -66,7 +66,7 @@
static struct ftrace_ops ftrace_list_end __read_mostly = {
.func = ftrace_stub,
- .flags = FTRACE_OPS_FL_RECURSION_SAFE,
+ .flags = FTRACE_OPS_FL_RECURSION_SAFE | FTRACE_OPS_FL_STUB,
};
/* ftrace_enabled is a method to turn ftrace on or off */
@@ -694,7 +694,6 @@
free_page(tmp);
}
- free_page((unsigned long)stat->pages);
stat->pages = NULL;
stat->start = NULL;
@@ -1053,6 +1052,19 @@
static struct pid * const ftrace_swapper_pid = &init_struct_pid;
+loff_t
+ftrace_filter_lseek(struct file *file, loff_t offset, int whence)
+{
+ loff_t ret;
+
+ if (file->f_mode & FMODE_READ)
+ ret = seq_lseek(file, offset, whence);
+ else
+ file->f_pos = ret = 1;
+
+ return ret;
+}
+
#ifdef CONFIG_DYNAMIC_FTRACE
#ifndef CONFIG_FTRACE_MCOUNT_RECORD
@@ -2613,7 +2625,7 @@
* routine, you can use ftrace_filter_write() for the write
* routine if @flag has FTRACE_ITER_FILTER set, or
* ftrace_notrace_write() if @flag has FTRACE_ITER_NOTRACE set.
- * ftrace_regex_lseek() should be used as the lseek routine, and
+ * ftrace_filter_lseek() should be used as the lseek routine, and
* release must call ftrace_regex_release().
*/
int
@@ -2697,19 +2709,6 @@
inode, file);
}
-loff_t
-ftrace_regex_lseek(struct file *file, loff_t offset, int whence)
-{
- loff_t ret;
-
- if (file->f_mode & FMODE_READ)
- ret = seq_lseek(file, offset, whence);
- else
- file->f_pos = ret = 1;
-
- return ret;
-}
-
static int ftrace_match(char *str, char *regex, int len, int type)
{
int matched = 0;
@@ -3441,14 +3440,14 @@
static int __init set_ftrace_notrace(char *str)
{
- strncpy(ftrace_notrace_buf, str, FTRACE_FILTER_SIZE);
+ strlcpy(ftrace_notrace_buf, str, FTRACE_FILTER_SIZE);
return 1;
}
__setup("ftrace_notrace=", set_ftrace_notrace);
static int __init set_ftrace_filter(char *str)
{
- strncpy(ftrace_filter_buf, str, FTRACE_FILTER_SIZE);
+ strlcpy(ftrace_filter_buf, str, FTRACE_FILTER_SIZE);
return 1;
}
__setup("ftrace_filter=", set_ftrace_filter);
@@ -3571,7 +3570,7 @@
.open = ftrace_filter_open,
.read = seq_read,
.write = ftrace_filter_write,
- .llseek = ftrace_regex_lseek,
+ .llseek = ftrace_filter_lseek,
.release = ftrace_regex_release,
};
@@ -3579,7 +3578,7 @@
.open = ftrace_notrace_open,
.read = seq_read,
.write = ftrace_notrace_write,
- .llseek = ftrace_regex_lseek,
+ .llseek = ftrace_filter_lseek,
.release = ftrace_regex_release,
};
@@ -3784,8 +3783,8 @@
.open = ftrace_graph_open,
.read = seq_read,
.write = ftrace_graph_write,
+ .llseek = ftrace_filter_lseek,
.release = ftrace_graph_release,
- .llseek = seq_lseek,
};
#endif /* CONFIG_FUNCTION_GRAPH_TRACER */
@@ -4131,7 +4130,8 @@
preempt_disable_notrace();
trace_recursion_set(TRACE_CONTROL_BIT);
do_for_each_ftrace_op(op, ftrace_control_list) {
- if (!ftrace_function_local_disabled(op) &&
+ if (!(op->flags & FTRACE_OPS_FL_STUB) &&
+ !ftrace_function_local_disabled(op) &&
ftrace_ops_test(op, ip))
op->func(ip, parent_ip, op, regs);
} while_for_each_ftrace_op(op);
@@ -4439,7 +4439,7 @@
.open = ftrace_pid_open,
.write = ftrace_pid_write,
.read = seq_read,
- .llseek = seq_lseek,
+ .llseek = ftrace_filter_lseek,
.release = ftrace_pid_release,
};
@@ -4555,12 +4555,8 @@
ftrace_startup_sysctl();
/* we are starting ftrace again */
- if (ftrace_ops_list != &ftrace_list_end) {
- if (ftrace_ops_list->next == &ftrace_list_end)
- ftrace_trace_function = ftrace_ops_list->func;
- else
- ftrace_trace_function = ftrace_ops_list_func;
- }
+ if (ftrace_ops_list != &ftrace_list_end)
+ update_ftrace_function();
} else {
/* stopping ftrace calls (just send to ftrace_stub) */
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 4f1dade..66338c4 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -132,7 +132,7 @@
static int __init set_cmdline_ftrace(char *str)
{
- strncpy(bootup_tracer_buf, str, MAX_TRACER_SIZE);
+ strlcpy(bootup_tracer_buf, str, MAX_TRACER_SIZE);
default_bootup_tracer = bootup_tracer_buf;
/* We are using ftrace early, expand it */
ring_buffer_expanded = 1;
@@ -162,7 +162,7 @@
static int __init set_trace_boot_options(char *str)
{
- strncpy(trace_boot_options_buf, str, MAX_TRACER_SIZE);
+ strlcpy(trace_boot_options_buf, str, MAX_TRACER_SIZE);
trace_boot_options = trace_boot_options_buf;
return 0;
}
@@ -744,8 +744,11 @@
return;
WARN_ON_ONCE(!irqs_disabled());
- if (WARN_ON_ONCE(!current_trace->allocated_snapshot))
+ if (!current_trace->allocated_snapshot) {
+ /* Only the nop tracer should hit this when disabling */
+ WARN_ON_ONCE(current_trace != &nop_trace);
return;
+ }
arch_spin_lock(&ftrace_max_lock);
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index 42ca822..83a8b5b 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -322,7 +322,7 @@
.open = stack_trace_filter_open,
.read = seq_read,
.write = ftrace_filter_write,
- .llseek = ftrace_regex_lseek,
+ .llseek = ftrace_filter_lseek,
.release = ftrace_regex_release,
};
diff --git a/kernel/user_namespace.c b/kernel/user_namespace.c
index a54f26f..e134d8f 100644
--- a/kernel/user_namespace.c
+++ b/kernel/user_namespace.c
@@ -25,7 +25,8 @@
static struct kmem_cache *user_ns_cachep __read_mostly;
-static bool new_idmap_permitted(struct user_namespace *ns, int cap_setid,
+static bool new_idmap_permitted(const struct file *file,
+ struct user_namespace *ns, int cap_setid,
struct uid_gid_map *map);
static void set_cred_user_ns(struct cred *cred, struct user_namespace *user_ns)
@@ -612,10 +613,10 @@
if (map->nr_extents != 0)
goto out;
- /* Require the appropriate privilege CAP_SETUID or CAP_SETGID
- * over the user namespace in order to set the id mapping.
+ /*
+ * Adjusting namespace settings requires capabilities on the target.
*/
- if (cap_valid(cap_setid) && !ns_capable(ns, cap_setid))
+ if (cap_valid(cap_setid) && !file_ns_capable(file, ns, CAP_SYS_ADMIN))
goto out;
/* Get a buffer */
@@ -700,7 +701,7 @@
ret = -EPERM;
/* Validate the user is allowed to use user id's mapped to. */
- if (!new_idmap_permitted(ns, cap_setid, &new_map))
+ if (!new_idmap_permitted(file, ns, cap_setid, &new_map))
goto out;
/* Map the lower ids from the parent user namespace to the
@@ -787,7 +788,8 @@
&ns->projid_map, &ns->parent->projid_map);
}
-static bool new_idmap_permitted(struct user_namespace *ns, int cap_setid,
+static bool new_idmap_permitted(const struct file *file,
+ struct user_namespace *ns, int cap_setid,
struct uid_gid_map *new_map)
{
/* Allow mapping to your own filesystem ids */
@@ -795,12 +797,12 @@
u32 id = new_map->extent[0].lower_first;
if (cap_setid == CAP_SETUID) {
kuid_t uid = make_kuid(ns->parent, id);
- if (uid_eq(uid, current_fsuid()))
+ if (uid_eq(uid, file->f_cred->fsuid))
return true;
}
else if (cap_setid == CAP_SETGID) {
kgid_t gid = make_kgid(ns->parent, id);
- if (gid_eq(gid, current_fsgid()))
+ if (gid_eq(gid, file->f_cred->fsgid))
return true;
}
}
@@ -811,8 +813,10 @@
/* Allow the specified ids if we have the appropriate capability
* (CAP_SETUID or CAP_SETGID) over the parent user namespace.
+ * And the opener of the id file also had the approprpiate capability.
*/
- if (ns_capable(ns->parent, cap_setid))
+ if (ns_capable(ns->parent, cap_setid) &&
+ file_ns_capable(file, ns->parent, cap_setid))
return true;
return false;
diff --git a/lib/Kconfig b/lib/Kconfig
index 3958dc4..fe01d41 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -404,4 +404,7 @@
help
Enable fast lookup object identifier registry.
+config UCS2_STRING
+ tristate
+
endmenu
diff --git a/lib/Makefile b/lib/Makefile
index d7946ff..6e2cc56 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -174,3 +174,5 @@
cmd_build_OID_registry = perl $(srctree)/$(src)/build_OID_registry $< $@
clean-files += oid_registry_data.c
+
+obj-$(CONFIG_UCS2_STRING) += ucs2_string.o
diff --git a/lib/kobject.c b/lib/kobject.c
index e07ee1f..a654866 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -529,6 +529,13 @@
return kobj;
}
+static struct kobject *kobject_get_unless_zero(struct kobject *kobj)
+{
+ if (!kref_get_unless_zero(&kobj->kref))
+ kobj = NULL;
+ return kobj;
+}
+
/*
* kobject_cleanup - free kobject resources.
* @kobj: object to cleanup
@@ -751,7 +758,7 @@
list_for_each_entry(k, &kset->list, entry) {
if (kobject_name(k) && !strcmp(kobject_name(k), name)) {
- ret = kobject_get(k);
+ ret = kobject_get_unless_zero(k);
break;
}
}
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index bfe02b8..d23762e6 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -105,9 +105,9 @@
if (!strcmp(str, "force"))
swiotlb_force = 1;
- return 1;
+ return 0;
}
-__setup("swiotlb=", setup_io_tlb_npages);
+early_param("swiotlb", setup_io_tlb_npages);
/* make io_tlb_overflow tunable too? */
unsigned long swiotlb_nr_tbl(void)
@@ -115,6 +115,18 @@
return io_tlb_nslabs;
}
EXPORT_SYMBOL_GPL(swiotlb_nr_tbl);
+
+/* default to 64MB */
+#define IO_TLB_DEFAULT_SIZE (64UL<<20)
+unsigned long swiotlb_size_or_default(void)
+{
+ unsigned long size;
+
+ size = io_tlb_nslabs << IO_TLB_SHIFT;
+
+ return size ? size : (IO_TLB_DEFAULT_SIZE);
+}
+
/* Note that this doesn't work with highmem page */
static dma_addr_t swiotlb_virt_to_bus(struct device *hwdev,
volatile void *address)
@@ -188,8 +200,7 @@
void __init
swiotlb_init(int verbose)
{
- /* default to 64MB */
- size_t default_size = 64UL<<20;
+ size_t default_size = IO_TLB_DEFAULT_SIZE;
unsigned char *vstart;
unsigned long bytes;
diff --git a/lib/ucs2_string.c b/lib/ucs2_string.c
new file mode 100644
index 0000000..6f500ef
--- /dev/null
+++ b/lib/ucs2_string.c
@@ -0,0 +1,51 @@
+#include <linux/ucs2_string.h>
+#include <linux/module.h>
+
+/* Return the number of unicode characters in data */
+unsigned long
+ucs2_strnlen(const ucs2_char_t *s, size_t maxlength)
+{
+ unsigned long length = 0;
+
+ while (*s++ != 0 && length < maxlength)
+ length++;
+ return length;
+}
+EXPORT_SYMBOL(ucs2_strnlen);
+
+unsigned long
+ucs2_strlen(const ucs2_char_t *s)
+{
+ return ucs2_strnlen(s, ~0UL);
+}
+EXPORT_SYMBOL(ucs2_strlen);
+
+/*
+ * Return the number of bytes is the length of this string
+ * Note: this is NOT the same as the number of unicode characters
+ */
+unsigned long
+ucs2_strsize(const ucs2_char_t *data, unsigned long maxlength)
+{
+ return ucs2_strnlen(data, maxlength/sizeof(ucs2_char_t)) * sizeof(ucs2_char_t);
+}
+EXPORT_SYMBOL(ucs2_strsize);
+
+int
+ucs2_strncmp(const ucs2_char_t *a, const ucs2_char_t *b, size_t len)
+{
+ while (1) {
+ if (len == 0)
+ return 0;
+ if (*a < *b)
+ return -1;
+ if (*a > *b)
+ return 1;
+ if (*a == 0) /* implies *b == 0 */
+ return 0;
+ a++;
+ b++;
+ len--;
+ }
+}
+EXPORT_SYMBOL(ucs2_strncmp);
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index ca9a7c6..1a12f5b 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2961,7 +2961,17 @@
break;
}
- if (absent ||
+ /*
+ * We need call hugetlb_fault for both hugepages under migration
+ * (in which case hugetlb_fault waits for the migration,) and
+ * hwpoisoned hugepages (in which case we need to prevent the
+ * caller from accessing to them.) In order to do this, we use
+ * here is_swap_pte instead of is_hugetlb_entry_migration and
+ * is_hugetlb_entry_hwpoisoned. This is because it simply covers
+ * both cases, and because we can't follow correct pages
+ * directly from any kind of swap entries.
+ */
+ if (absent || is_swap_pte(huge_ptep_get(pte)) ||
((flags & FOLL_WRITE) && !pte_write(huge_ptep_get(pte)))) {
int ret;
diff --git a/mm/memory.c b/mm/memory.c
index 494526a..ba94dec 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -216,6 +216,7 @@
tlb->mm = mm;
tlb->fullmm = fullmm;
+ tlb->need_flush_all = 0;
tlb->start = -1UL;
tlb->end = 0;
tlb->need_flush = 0;
@@ -2392,6 +2393,53 @@
}
EXPORT_SYMBOL(remap_pfn_range);
+/**
+ * vm_iomap_memory - remap memory to userspace
+ * @vma: user vma to map to
+ * @start: start of area
+ * @len: size of area
+ *
+ * This is a simplified io_remap_pfn_range() for common driver use. The
+ * driver just needs to give us the physical memory range to be mapped,
+ * we'll figure out the rest from the vma information.
+ *
+ * NOTE! Some drivers might want to tweak vma->vm_page_prot first to get
+ * whatever write-combining details or similar.
+ */
+int vm_iomap_memory(struct vm_area_struct *vma, phys_addr_t start, unsigned long len)
+{
+ unsigned long vm_len, pfn, pages;
+
+ /* Check that the physical memory area passed in looks valid */
+ if (start + len < start)
+ return -EINVAL;
+ /*
+ * You *really* shouldn't map things that aren't page-aligned,
+ * but we've historically allowed it because IO memory might
+ * just have smaller alignment.
+ */
+ len += start & ~PAGE_MASK;
+ pfn = start >> PAGE_SHIFT;
+ pages = (len + ~PAGE_MASK) >> PAGE_SHIFT;
+ if (pfn + pages < pfn)
+ return -EINVAL;
+
+ /* We start the mapping 'vm_pgoff' pages into the area */
+ if (vma->vm_pgoff > pages)
+ return -EINVAL;
+ pfn += vma->vm_pgoff;
+ pages -= vma->vm_pgoff;
+
+ /* Can we fit all of the mapping? */
+ vm_len = vma->vm_end - vma->vm_start;
+ if (vm_len >> PAGE_SHIFT > pages)
+ return -EINVAL;
+
+ /* Ok, let it rip */
+ return io_remap_pfn_range(vma, vma->vm_start, pfn, vm_len, vma->vm_page_prot);
+}
+EXPORT_SYMBOL(vm_iomap_memory);
+
static int apply_to_pte_range(struct mm_struct *mm, pmd_t *pmd,
unsigned long addr, unsigned long end,
pte_fn_t fn, void *data)
diff --git a/mm/mmap.c b/mm/mmap.c
index 6466699..0db0de1 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1940,7 +1940,7 @@
/* Check the cache first. */
/* (Cache hit rate is typically around 35%.) */
- vma = mm->mmap_cache;
+ vma = ACCESS_ONCE(mm->mmap_cache);
if (!(vma && vma->vm_end > addr && vma->vm_start <= addr)) {
struct rb_node *rb_node;
diff --git a/mm/nommu.c b/mm/nommu.c
index e193280..e001768 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -821,7 +821,7 @@
struct vm_area_struct *vma;
/* check the cache first */
- vma = mm->mmap_cache;
+ vma = ACCESS_ONCE(mm->mmap_cache);
if (vma && vma->vm_start <= addr && vma->vm_end > addr)
return vma;
@@ -1838,6 +1838,16 @@
}
EXPORT_SYMBOL(remap_pfn_range);
+int vm_iomap_memory(struct vm_area_struct *vma, phys_addr_t start, unsigned long len)
+{
+ unsigned long pfn = start >> PAGE_SHIFT;
+ unsigned long vm_len = vma->vm_end - vma->vm_start;
+
+ pfn += vma->vm_pgoff;
+ return io_remap_pfn_range(vma, vma->vm_start, pfn, vm_len, vma->vm_page_prot);
+}
+EXPORT_SYMBOL(vm_iomap_memory);
+
int remap_vmalloc_range(struct vm_area_struct *vma, void *addr,
unsigned long pgoff)
{
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 88c5fed..669fba3 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3188,9 +3188,9 @@
if (IS_ERR(pgdat->kswapd)) {
/* failure at boot is fatal */
BUG_ON(system_state == SYSTEM_BOOTING);
- pgdat->kswapd = NULL;
pr_err("Failed to start kswapd on node %d\n", nid);
ret = PTR_ERR(pgdat->kswapd);
+ pgdat->kswapd = NULL;
}
return ret;
}
diff --git a/net/802/mrp.c b/net/802/mrp.c
index a4cc322..e085bcc 100644
--- a/net/802/mrp.c
+++ b/net/802/mrp.c
@@ -870,8 +870,12 @@
* all pending messages before the applicant is gone.
*/
del_timer_sync(&app->join_timer);
+
+ spin_lock(&app->lock);
mrp_mad_event(app, MRP_EVENT_TX);
mrp_pdu_queue(app);
+ spin_unlock(&app->lock);
+
mrp_queue_xmit(app);
dev_mc_del(dev, appl->group_address);
diff --git a/net/atm/common.c b/net/atm/common.c
index 7b49100..737bef5 100644
--- a/net/atm/common.c
+++ b/net/atm/common.c
@@ -531,6 +531,8 @@
struct sk_buff *skb;
int copied, error = -EINVAL;
+ msg->msg_namelen = 0;
+
if (sock->state != SS_CONNECTED)
return -ENOTCONN;
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 7b11f8b..e277e38f 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -1642,6 +1642,7 @@
ax25_address src;
const unsigned char *mac = skb_mac_header(skb);
+ memset(sax, 0, sizeof(struct full_sockaddr_ax25));
ax25_addr_parse(mac + 1, skb->data - mac - 1, &src, NULL,
&digi, NULL, NULL);
sax->sax25_family = AF_AX25;
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 0488d70..fa563e4 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -169,7 +169,7 @@
atomic_set(&bat_priv->mesh_state, BATADV_MESH_INACTIVE);
}
-int batadv_is_my_mac(const uint8_t *addr)
+int batadv_is_my_mac(struct batadv_priv *bat_priv, const uint8_t *addr)
{
const struct batadv_hard_iface *hard_iface;
@@ -178,6 +178,9 @@
if (hard_iface->if_status != BATADV_IF_ACTIVE)
continue;
+ if (hard_iface->soft_iface != bat_priv->soft_iface)
+ continue;
+
if (batadv_compare_eth(hard_iface->net_dev->dev_addr, addr)) {
rcu_read_unlock();
return 1;
diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h
index ced08b9..d40910d 100644
--- a/net/batman-adv/main.h
+++ b/net/batman-adv/main.h
@@ -162,7 +162,7 @@
int batadv_mesh_init(struct net_device *soft_iface);
void batadv_mesh_free(struct net_device *soft_iface);
-int batadv_is_my_mac(const uint8_t *addr);
+int batadv_is_my_mac(struct batadv_priv *bat_priv, const uint8_t *addr);
struct batadv_hard_iface *
batadv_seq_print_text_primary_if_get(struct seq_file *seq);
int batadv_batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index 5ee21ce..319f290 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -402,7 +402,7 @@
goto out;
/* not for me */
- if (!batadv_is_my_mac(ethhdr->h_dest))
+ if (!batadv_is_my_mac(bat_priv, ethhdr->h_dest))
goto out;
icmp_packet = (struct batadv_icmp_packet_rr *)skb->data;
@@ -416,7 +416,7 @@
}
/* packet for me */
- if (batadv_is_my_mac(icmp_packet->dst))
+ if (batadv_is_my_mac(bat_priv, icmp_packet->dst))
return batadv_recv_my_icmp_packet(bat_priv, skb, hdr_size);
/* TTL exceeded */
@@ -548,7 +548,8 @@
return router;
}
-static int batadv_check_unicast_packet(struct sk_buff *skb, int hdr_size)
+static int batadv_check_unicast_packet(struct batadv_priv *bat_priv,
+ struct sk_buff *skb, int hdr_size)
{
struct ethhdr *ethhdr;
@@ -567,7 +568,7 @@
return -1;
/* not for me */
- if (!batadv_is_my_mac(ethhdr->h_dest))
+ if (!batadv_is_my_mac(bat_priv, ethhdr->h_dest))
return -1;
return 0;
@@ -582,7 +583,7 @@
char tt_flag;
size_t packet_size;
- if (batadv_check_unicast_packet(skb, hdr_size) < 0)
+ if (batadv_check_unicast_packet(bat_priv, skb, hdr_size) < 0)
return NET_RX_DROP;
/* I could need to modify it */
@@ -614,7 +615,7 @@
case BATADV_TT_RESPONSE:
batadv_inc_counter(bat_priv, BATADV_CNT_TT_RESPONSE_RX);
- if (batadv_is_my_mac(tt_query->dst)) {
+ if (batadv_is_my_mac(bat_priv, tt_query->dst)) {
/* packet needs to be linearized to access the TT
* changes
*/
@@ -657,14 +658,15 @@
struct batadv_roam_adv_packet *roam_adv_packet;
struct batadv_orig_node *orig_node;
- if (batadv_check_unicast_packet(skb, sizeof(*roam_adv_packet)) < 0)
+ if (batadv_check_unicast_packet(bat_priv, skb,
+ sizeof(*roam_adv_packet)) < 0)
goto out;
batadv_inc_counter(bat_priv, BATADV_CNT_TT_ROAM_ADV_RX);
roam_adv_packet = (struct batadv_roam_adv_packet *)skb->data;
- if (!batadv_is_my_mac(roam_adv_packet->dst))
+ if (!batadv_is_my_mac(bat_priv, roam_adv_packet->dst))
return batadv_route_unicast_packet(skb, recv_if);
/* check if it is a backbone gateway. we don't accept
@@ -967,7 +969,7 @@
* last time) the packet had an updated information or not
*/
curr_ttvn = (uint8_t)atomic_read(&bat_priv->tt.vn);
- if (!batadv_is_my_mac(unicast_packet->dest)) {
+ if (!batadv_is_my_mac(bat_priv, unicast_packet->dest)) {
orig_node = batadv_orig_hash_find(bat_priv,
unicast_packet->dest);
/* if it is not possible to find the orig_node representing the
@@ -1044,14 +1046,14 @@
if (is4addr)
hdr_size = sizeof(*unicast_4addr_packet);
- if (batadv_check_unicast_packet(skb, hdr_size) < 0)
+ if (batadv_check_unicast_packet(bat_priv, skb, hdr_size) < 0)
return NET_RX_DROP;
if (!batadv_check_unicast_ttvn(bat_priv, skb))
return NET_RX_DROP;
/* packet for me */
- if (batadv_is_my_mac(unicast_packet->dest)) {
+ if (batadv_is_my_mac(bat_priv, unicast_packet->dest)) {
if (is4addr) {
batadv_dat_inc_counter(bat_priv,
unicast_4addr_packet->subtype);
@@ -1088,7 +1090,7 @@
struct sk_buff *new_skb = NULL;
int ret;
- if (batadv_check_unicast_packet(skb, hdr_size) < 0)
+ if (batadv_check_unicast_packet(bat_priv, skb, hdr_size) < 0)
return NET_RX_DROP;
if (!batadv_check_unicast_ttvn(bat_priv, skb))
@@ -1097,7 +1099,7 @@
unicast_packet = (struct batadv_unicast_frag_packet *)skb->data;
/* packet for me */
- if (batadv_is_my_mac(unicast_packet->dest)) {
+ if (batadv_is_my_mac(bat_priv, unicast_packet->dest)) {
ret = batadv_frag_reassemble_skb(skb, bat_priv, &new_skb);
if (ret == NET_RX_DROP)
@@ -1151,13 +1153,13 @@
goto out;
/* ignore broadcasts sent by myself */
- if (batadv_is_my_mac(ethhdr->h_source))
+ if (batadv_is_my_mac(bat_priv, ethhdr->h_source))
goto out;
bcast_packet = (struct batadv_bcast_packet *)skb->data;
/* ignore broadcasts originated by myself */
- if (batadv_is_my_mac(bcast_packet->orig))
+ if (batadv_is_my_mac(bat_priv, bcast_packet->orig))
goto out;
if (bcast_packet->header.ttl < 2)
@@ -1243,14 +1245,14 @@
ethhdr = (struct ethhdr *)skb_mac_header(skb);
/* not for me */
- if (!batadv_is_my_mac(ethhdr->h_dest))
+ if (!batadv_is_my_mac(bat_priv, ethhdr->h_dest))
return NET_RX_DROP;
/* ignore own packets */
- if (batadv_is_my_mac(vis_packet->vis_orig))
+ if (batadv_is_my_mac(bat_priv, vis_packet->vis_orig))
return NET_RX_DROP;
- if (batadv_is_my_mac(vis_packet->sender_orig))
+ if (batadv_is_my_mac(bat_priv, vis_packet->sender_orig))
return NET_RX_DROP;
switch (vis_packet->vis_type) {
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index 98a66a0..7abee19 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -1953,7 +1953,7 @@
bool batadv_send_tt_response(struct batadv_priv *bat_priv,
struct batadv_tt_query_packet *tt_request)
{
- if (batadv_is_my_mac(tt_request->dst)) {
+ if (batadv_is_my_mac(bat_priv, tt_request->dst)) {
/* don't answer backbone gws! */
if (batadv_bla_is_backbone_gw_orig(bat_priv, tt_request->src))
return true;
diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c
index c053244..6a1e646 100644
--- a/net/batman-adv/vis.c
+++ b/net/batman-adv/vis.c
@@ -477,7 +477,7 @@
/* Are we the target for this VIS packet? */
if (vis_server == BATADV_VIS_TYPE_SERVER_SYNC &&
- batadv_is_my_mac(vis_packet->target_orig))
+ batadv_is_my_mac(bat_priv, vis_packet->target_orig))
are_target = 1;
spin_lock_bh(&bat_priv->vis.hash_lock);
@@ -496,7 +496,7 @@
batadv_send_list_add(bat_priv, info);
/* ... we're not the recipient (and thus need to forward). */
- } else if (!batadv_is_my_mac(packet->target_orig)) {
+ } else if (!batadv_is_my_mac(bat_priv, packet->target_orig)) {
batadv_send_list_add(bat_priv, info);
}
diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
index d3ee69b..0d1b08c 100644
--- a/net/bluetooth/af_bluetooth.c
+++ b/net/bluetooth/af_bluetooth.c
@@ -230,6 +230,8 @@
if (flags & (MSG_OOB))
return -EOPNOTSUPP;
+ msg->msg_namelen = 0;
+
skb = skb_recv_datagram(sk, flags, noblock, &err);
if (!skb) {
if (sk->sk_shutdown & RCV_SHUTDOWN)
@@ -237,8 +239,6 @@
return err;
}
- msg->msg_namelen = 0;
-
copied = skb->len;
if (len < copied) {
msg->msg_flags |= MSG_TRUNC;
diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c
index c23bae8..7c9224b 100644
--- a/net/bluetooth/rfcomm/sock.c
+++ b/net/bluetooth/rfcomm/sock.c
@@ -608,6 +608,7 @@
if (test_and_clear_bit(RFCOMM_DEFER_SETUP, &d->flags)) {
rfcomm_dlc_accept(d);
+ msg->msg_namelen = 0;
return 0;
}
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index fad0302..fb6192c 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -665,6 +665,7 @@
test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) {
hci_conn_accept(pi->conn->hcon, 0);
sk->sk_state = BT_CONFIG;
+ msg->msg_namelen = 0;
release_sock(sk);
return 0;
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index ef1b914..459dab2 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -67,7 +67,8 @@
struct net_device *dev = p->dev;
struct net_bridge *br = p->br;
- if (netif_running(dev) && netif_oper_up(dev))
+ if (!(p->flags & BR_ADMIN_COST) &&
+ netif_running(dev) && netif_oper_up(dev))
p->path_cost = port_cost(dev);
if (!netif_running(br->dev))
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 3cbf5be..d2c043a 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -156,6 +156,7 @@
#define BR_BPDU_GUARD 0x00000002
#define BR_ROOT_BLOCK 0x00000004
#define BR_MULTICAST_FAST_LEAVE 0x00000008
+#define BR_ADMIN_COST 0x00000010
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
u32 multicast_startup_queries_sent;
diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
index 0bdb4eb..d45e760 100644
--- a/net/bridge/br_stp_if.c
+++ b/net/bridge/br_stp_if.c
@@ -288,6 +288,7 @@
path_cost > BR_MAX_PATH_COST)
return -ERANGE;
+ p->flags |= BR_ADMIN_COST;
p->path_cost = path_cost;
br_configuration_update(p->br);
br_port_state_selection(p->br);
diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c
index 095259f..ff2ff3c 100644
--- a/net/caif/caif_socket.c
+++ b/net/caif/caif_socket.c
@@ -286,6 +286,8 @@
if (m->msg_flags&MSG_OOB)
goto read_error;
+ m->msg_namelen = 0;
+
skb = skb_recv_datagram(sk, flags, 0 , &ret);
if (!skb)
goto read_error;
diff --git a/net/can/gw.c b/net/can/gw.c
index 2d117dc..117814a 100644
--- a/net/can/gw.c
+++ b/net/can/gw.c
@@ -466,7 +466,7 @@
if (gwj->src.dev == dev || gwj->dst.dev == dev) {
hlist_del(&gwj->list);
cgw_unregister_filter(gwj);
- kfree(gwj);
+ kmem_cache_free(cgw_cache, gwj);
}
}
}
@@ -864,7 +864,7 @@
hlist_for_each_entry_safe(gwj, nx, &cgw_list, list) {
hlist_del(&gwj->list);
cgw_unregister_filter(gwj);
- kfree(gwj);
+ kmem_cache_free(cgw_cache, gwj);
}
}
@@ -920,7 +920,7 @@
hlist_del(&gwj->list);
cgw_unregister_filter(gwj);
- kfree(gwj);
+ kmem_cache_free(cgw_cache, gwj);
err = 0;
break;
}
diff --git a/net/core/dev.c b/net/core/dev.c
index b13e5c7..b24ab0e9 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1624,7 +1624,6 @@
}
skb_orphan(skb);
- nf_reset(skb);
if (unlikely(!is_skb_forwardable(dev, skb))) {
atomic_long_inc(&dev->rx_dropped);
@@ -1640,6 +1639,7 @@
skb->mark = 0;
secpath_reset(skb);
nf_reset(skb);
+ nf_reset_trace(skb);
return netif_rx(skb);
}
EXPORT_SYMBOL_GPL(dev_forward_skb);
@@ -2148,6 +2148,9 @@
struct net_device *dev = skb->dev;
const char *driver = "";
+ if (!net_ratelimit())
+ return;
+
if (dev && dev->dev.parent)
driver = dev_driver_string(dev->dev.parent);
@@ -3314,6 +3317,7 @@
if (dev->rx_handler)
return -EBUSY;
+ /* Note: rx_handler_data must be set before rx_handler */
rcu_assign_pointer(dev->rx_handler_data, rx_handler_data);
rcu_assign_pointer(dev->rx_handler, rx_handler);
@@ -3334,6 +3338,11 @@
ASSERT_RTNL();
RCU_INIT_POINTER(dev->rx_handler, NULL);
+ /* a reader seeing a non NULL rx_handler in a rcu_read_lock()
+ * section has a guarantee to see a non NULL rx_handler_data
+ * as well.
+ */
+ synchronize_net();
RCU_INIT_POINTER(dev->rx_handler_data, NULL);
}
EXPORT_SYMBOL_GPL(netdev_rx_handler_unregister);
diff --git a/net/core/dev_addr_lists.c b/net/core/dev_addr_lists.c
index bd2eb9d3..abdc9e6 100644
--- a/net/core/dev_addr_lists.c
+++ b/net/core/dev_addr_lists.c
@@ -37,7 +37,7 @@
ha->type = addr_type;
ha->refcount = 1;
ha->global_use = global;
- ha->synced = false;
+ ha->synced = 0;
list_add_tail_rcu(&ha->list, &list->list);
list->count++;
@@ -165,7 +165,7 @@
addr_len, ha->type);
if (err)
break;
- ha->synced = true;
+ ha->synced++;
ha->refcount++;
} else if (ha->refcount == 1) {
__hw_addr_del(to_list, ha->addr, addr_len, ha->type);
@@ -186,7 +186,7 @@
if (ha->synced) {
__hw_addr_del(to_list, ha->addr,
addr_len, ha->type);
- ha->synced = false;
+ ha->synced--;
__hw_addr_del(from_list, ha->addr,
addr_len, ha->type);
}
diff --git a/net/core/flow.c b/net/core/flow.c
index c56ea6f..2bfd081 100644
--- a/net/core/flow.c
+++ b/net/core/flow.c
@@ -328,7 +328,7 @@
struct flow_flush_info *info = data;
struct tasklet_struct *tasklet;
- tasklet = this_cpu_ptr(&info->cache->percpu->flush_tasklet);
+ tasklet = &this_cpu_ptr(info->cache->percpu)->flush_tasklet;
tasklet->data = (unsigned long)info;
tasklet_schedule(tasklet);
}
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 5fb8d7e..23854b5 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -496,8 +496,10 @@
}
if (ops->fill_info) {
data = nla_nest_start(skb, IFLA_INFO_DATA);
- if (data == NULL)
+ if (data == NULL) {
+ err = -EMSGSIZE;
goto err_cancel_link;
+ }
err = ops->fill_info(skb, dev);
if (err < 0)
goto err_cancel_data;
@@ -1070,7 +1072,7 @@
rcu_read_lock();
cb->seq = net->dev_base_seq;
- if (nlmsg_parse(cb->nlh, sizeof(struct rtgenmsg), tb, IFLA_MAX,
+ if (nlmsg_parse(cb->nlh, sizeof(struct ifinfomsg), tb, IFLA_MAX,
ifla_policy) >= 0) {
if (tb[IFLA_EXT_MASK])
@@ -1920,7 +1922,7 @@
u32 ext_filter_mask = 0;
u16 min_ifinfo_dump_size = 0;
- if (nlmsg_parse(nlh, sizeof(struct rtgenmsg), tb, IFLA_MAX,
+ if (nlmsg_parse(nlh, sizeof(struct ifinfomsg), tb, IFLA_MAX,
ifla_policy) >= 0) {
if (tb[IFLA_EXT_MASK])
ext_filter_mask = nla_get_u32(tb[IFLA_EXT_MASK]);
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index f678507..c6287cd 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -587,13 +587,16 @@
{
unsigned long now, next, next_sec, next_sched;
struct in_ifaddr *ifa;
+ struct hlist_node *n;
int i;
now = jiffies;
next = round_jiffies_up(now + ADDR_CHECK_FREQUENCY);
- rcu_read_lock();
for (i = 0; i < IN4_ADDR_HSIZE; i++) {
+ bool change_needed = false;
+
+ rcu_read_lock();
hlist_for_each_entry_rcu(ifa, &inet_addr_lst[i], hash) {
unsigned long age;
@@ -606,16 +609,7 @@
if (ifa->ifa_valid_lft != INFINITY_LIFE_TIME &&
age >= ifa->ifa_valid_lft) {
- struct in_ifaddr **ifap ;
-
- rtnl_lock();
- for (ifap = &ifa->ifa_dev->ifa_list;
- *ifap != NULL; ifap = &ifa->ifa_next) {
- if (*ifap == ifa)
- inet_del_ifa(ifa->ifa_dev,
- ifap, 1);
- }
- rtnl_unlock();
+ change_needed = true;
} else if (ifa->ifa_preferred_lft ==
INFINITY_LIFE_TIME) {
continue;
@@ -625,10 +619,8 @@
next = ifa->ifa_tstamp +
ifa->ifa_valid_lft * HZ;
- if (!(ifa->ifa_flags & IFA_F_DEPRECATED)) {
- ifa->ifa_flags |= IFA_F_DEPRECATED;
- rtmsg_ifa(RTM_NEWADDR, ifa, NULL, 0);
- }
+ if (!(ifa->ifa_flags & IFA_F_DEPRECATED))
+ change_needed = true;
} else if (time_before(ifa->ifa_tstamp +
ifa->ifa_preferred_lft * HZ,
next)) {
@@ -636,8 +628,42 @@
ifa->ifa_preferred_lft * HZ;
}
}
+ rcu_read_unlock();
+ if (!change_needed)
+ continue;
+ rtnl_lock();
+ hlist_for_each_entry_safe(ifa, n, &inet_addr_lst[i], hash) {
+ unsigned long age;
+
+ if (ifa->ifa_flags & IFA_F_PERMANENT)
+ continue;
+
+ /* We try to batch several events at once. */
+ age = (now - ifa->ifa_tstamp +
+ ADDRCONF_TIMER_FUZZ_MINUS) / HZ;
+
+ if (ifa->ifa_valid_lft != INFINITY_LIFE_TIME &&
+ age >= ifa->ifa_valid_lft) {
+ struct in_ifaddr **ifap;
+
+ for (ifap = &ifa->ifa_dev->ifa_list;
+ *ifap != NULL; ifap = &(*ifap)->ifa_next) {
+ if (*ifap == ifa) {
+ inet_del_ifa(ifa->ifa_dev,
+ ifap, 1);
+ break;
+ }
+ }
+ } else if (ifa->ifa_preferred_lft !=
+ INFINITY_LIFE_TIME &&
+ age >= ifa->ifa_preferred_lft &&
+ !(ifa->ifa_flags & IFA_F_DEPRECATED)) {
+ ifa->ifa_flags |= IFA_F_DEPRECATED;
+ rtmsg_ifa(RTM_NEWADDR, ifa, NULL, 0);
+ }
+ }
+ rtnl_unlock();
}
- rcu_read_unlock();
next_sec = round_jiffies_up(next);
next_sched = next;
@@ -802,8 +828,12 @@
if (nlh->nlmsg_flags & NLM_F_EXCL ||
!(nlh->nlmsg_flags & NLM_F_REPLACE))
return -EEXIST;
-
- set_ifa_lifetime(ifa_existing, valid_lft, prefered_lft);
+ ifa = ifa_existing;
+ set_ifa_lifetime(ifa, valid_lft, prefered_lft);
+ cancel_delayed_work(&check_lifetime_work);
+ schedule_delayed_work(&check_lifetime_work, 0);
+ rtmsg_ifa(RTM_NEWADDR, ifa, nlh, NETLINK_CB(skb).portid);
+ blocking_notifier_call_chain(&inetaddr_chain, NETDEV_UP, ifa);
}
return 0;
}
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 3b4f0cd..4cfe34d 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -139,8 +139,6 @@
/* skb is pure payload to encrypt */
- err = -ENOMEM;
-
esp = x->data;
aead = esp->aead;
alen = crypto_aead_authsize(aead);
@@ -176,8 +174,10 @@
}
tmp = esp_alloc_tmp(aead, nfrags + sglists, seqhilen);
- if (!tmp)
+ if (!tmp) {
+ err = -ENOMEM;
goto error;
+ }
seqhi = esp_tmp_seqhi(tmp);
iv = esp_tmp_iv(aead, tmp, seqhilen);
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index a6445b8..52c273e 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -248,8 +248,7 @@
if (!head->dev)
goto out_rcu_unlock;
- /* skb dst is stale, drop it, and perform route lookup again */
- skb_dst_drop(head);
+ /* skb has no dst, perform route lookup again */
iph = ip_hdr(head);
err = ip_route_input_noref(head, iph->daddr, iph->saddr,
iph->tos, head->dev);
@@ -523,9 +522,16 @@
qp->q.max_size = skb->len + ihl;
if (qp->q.last_in == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) &&
- qp->q.meat == qp->q.len)
- return ip_frag_reasm(qp, prev, dev);
+ qp->q.meat == qp->q.len) {
+ unsigned long orefdst = skb->_skb_refdst;
+ skb->_skb_refdst = 0UL;
+ err = ip_frag_reasm(qp, prev, dev);
+ skb->_skb_refdst = orefdst;
+ return err;
+ }
+
+ skb_dst_drop(skb);
inet_frag_lru_move(&qp->q);
return -EINPROGRESS;
diff --git a/net/ipv4/netfilter/ipt_rpfilter.c b/net/ipv4/netfilter/ipt_rpfilter.c
index c301300..c49dcd0 100644
--- a/net/ipv4/netfilter/ipt_rpfilter.c
+++ b/net/ipv4/netfilter/ipt_rpfilter.c
@@ -66,6 +66,12 @@
return dev_match;
}
+static bool rpfilter_is_local(const struct sk_buff *skb)
+{
+ const struct rtable *rt = skb_rtable(skb);
+ return rt && (rt->rt_flags & RTCF_LOCAL);
+}
+
static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
{
const struct xt_rpfilter_info *info;
@@ -76,7 +82,7 @@
info = par->matchinfo;
invert = info->flags & XT_RPFILTER_INVERT;
- if (par->in->flags & IFF_LOOPBACK)
+ if (rpfilter_is_local(skb))
return true ^ invert;
iph = ip_hdr(skb);
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index ef54377..397e0f6 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -349,8 +349,8 @@
* hasn't changed since we received the original syn, but I see
* no easy way to do this.
*/
- flowi4_init_output(&fl4, 0, sk->sk_mark, RT_CONN_FLAGS(sk),
- RT_SCOPE_UNIVERSE, IPPROTO_TCP,
+ flowi4_init_output(&fl4, sk->sk_bound_dev_if, sk->sk_mark,
+ RT_CONN_FLAGS(sk), RT_SCOPE_UNIVERSE, IPPROTO_TCP,
inet_sk_flowi_flags(sk),
(opt && opt->srr) ? opt->faddr : ireq->rmt_addr,
ireq->loc_addr, th->source, th->dest);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 3bd55ba..13b9c08 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -113,6 +113,7 @@
#define FLAG_DSACKING_ACK 0x800 /* SACK blocks contained D-SACK info */
#define FLAG_NONHEAD_RETRANS_ACKED 0x1000 /* Non-head rexmitted data was ACKed */
#define FLAG_SACK_RENEGING 0x2000 /* snd_una advanced to a sacked seq */
+#define FLAG_UPDATE_TS_RECENT 0x4000 /* tcp_replace_ts_recent() */
#define FLAG_ACKED (FLAG_DATA_ACKED|FLAG_SYN_ACKED)
#define FLAG_NOT_DUP (FLAG_DATA|FLAG_WIN_UPDATE|FLAG_ACKED)
@@ -3564,6 +3565,27 @@
}
}
+static void tcp_store_ts_recent(struct tcp_sock *tp)
+{
+ tp->rx_opt.ts_recent = tp->rx_opt.rcv_tsval;
+ tp->rx_opt.ts_recent_stamp = get_seconds();
+}
+
+static void tcp_replace_ts_recent(struct tcp_sock *tp, u32 seq)
+{
+ if (tp->rx_opt.saw_tstamp && !after(seq, tp->rcv_wup)) {
+ /* PAWS bug workaround wrt. ACK frames, the PAWS discard
+ * extra check below makes sure this can only happen
+ * for pure ACK frames. -DaveM
+ *
+ * Not only, also it occurs for expired timestamps.
+ */
+
+ if (tcp_paws_check(&tp->rx_opt, 0))
+ tcp_store_ts_recent(tp);
+ }
+}
+
/* This routine deals with incoming acks, but not outgoing ones. */
static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag)
{
@@ -3607,6 +3629,12 @@
prior_fackets = tp->fackets_out;
prior_in_flight = tcp_packets_in_flight(tp);
+ /* ts_recent update must be made after we are sure that the packet
+ * is in window.
+ */
+ if (flag & FLAG_UPDATE_TS_RECENT)
+ tcp_replace_ts_recent(tp, TCP_SKB_CB(skb)->seq);
+
if (!(flag & FLAG_SLOWPATH) && after(ack, prior_snd_una)) {
/* Window is constant, pure forward advance.
* No more checks are required.
@@ -3927,27 +3955,6 @@
EXPORT_SYMBOL(tcp_parse_md5sig_option);
#endif
-static inline void tcp_store_ts_recent(struct tcp_sock *tp)
-{
- tp->rx_opt.ts_recent = tp->rx_opt.rcv_tsval;
- tp->rx_opt.ts_recent_stamp = get_seconds();
-}
-
-static inline void tcp_replace_ts_recent(struct tcp_sock *tp, u32 seq)
-{
- if (tp->rx_opt.saw_tstamp && !after(seq, tp->rcv_wup)) {
- /* PAWS bug workaround wrt. ACK frames, the PAWS discard
- * extra check below makes sure this can only happen
- * for pure ACK frames. -DaveM
- *
- * Not only, also it occurs for expired timestamps.
- */
-
- if (tcp_paws_check(&tp->rx_opt, 0))
- tcp_store_ts_recent(tp);
- }
-}
-
/* Sorry, PAWS as specified is broken wrt. pure-ACKs -DaveM
*
* It is not fatal. If this ACK does _not_ change critical state (seqs, window)
@@ -5543,14 +5550,9 @@
return 0;
step5:
- if (tcp_ack(sk, skb, FLAG_SLOWPATH) < 0)
+ if (tcp_ack(sk, skb, FLAG_SLOWPATH | FLAG_UPDATE_TS_RECENT) < 0)
goto discard;
- /* ts_recent update must be made after we are sure that the packet
- * is in window.
- */
- tcp_replace_ts_recent(tp, TCP_SKB_CB(skb)->seq);
-
tcp_rcv_rtt_measure_ts(sk, skb);
/* Process urgent data. */
@@ -5986,7 +5988,8 @@
/* step 5: check the ACK field */
if (true) {
- int acceptable = tcp_ack(sk, skb, FLAG_SLOWPATH) > 0;
+ int acceptable = tcp_ack(sk, skb, FLAG_SLOWPATH |
+ FLAG_UPDATE_TS_RECENT) > 0;
switch (sk->sk_state) {
case TCP_SYN_RECV:
@@ -6137,11 +6140,6 @@
}
}
- /* ts_recent update must be made after we are sure that the packet
- * is in window.
- */
- tcp_replace_ts_recent(tp, TCP_SKB_CB(skb)->seq);
-
/* step 6: check the URG bit */
tcp_urg(sk, skb, th);
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 5d0b438..509912a 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2388,8 +2388,12 @@
*/
TCP_SKB_CB(skb)->when = tcp_time_stamp;
- /* make sure skb->data is aligned on arches that require it */
- if (unlikely(NET_IP_ALIGN && ((unsigned long)skb->data & 3))) {
+ /* make sure skb->data is aligned on arches that require it
+ * and check if ack-trimming & collapsing extended the headroom
+ * beyond what csum_start can cover.
+ */
+ if (unlikely((NET_IP_ALIGN && ((unsigned long)skb->data & 3)) ||
+ skb_headroom(skb) >= 0xFFFF)) {
struct sk_buff *nskb = __pskb_copy(skb, MAX_TCP_HEADER,
GFP_ATOMIC);
return nskb ? tcp_transmit_skb(sk, nskb, 0, GFP_ATOMIC) :
@@ -2709,6 +2713,7 @@
skb_reserve(skb, MAX_TCP_HEADER);
skb_dst_set(skb, dst);
+ security_skb_owned_by(skb, sk);
mss = dst_metric_advmss(dst);
if (tp->rx_opt.user_mss && tp->rx_opt.user_mss < mss)
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 26512250..dae802c 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -168,8 +168,6 @@
static bool ipv6_chk_same_addr(struct net *net, const struct in6_addr *addr,
struct net_device *dev);
-static ATOMIC_NOTIFIER_HEAD(inet6addr_chain);
-
static struct ipv6_devconf ipv6_devconf __read_mostly = {
.forwarding = 0,
.hop_limit = IPV6_DEFAULT_HOPLIMIT,
@@ -837,7 +835,7 @@
rcu_read_unlock_bh();
if (likely(err == 0))
- atomic_notifier_call_chain(&inet6addr_chain, NETDEV_UP, ifa);
+ inet6addr_notifier_call_chain(NETDEV_UP, ifa);
else {
kfree(ifa);
ifa = ERR_PTR(err);
@@ -927,7 +925,7 @@
ipv6_ifa_notify(RTM_DELADDR, ifp);
- atomic_notifier_call_chain(&inet6addr_chain, NETDEV_DOWN, ifp);
+ inet6addr_notifier_call_chain(NETDEV_DOWN, ifp);
/*
* Purge or update corresponding prefix
@@ -2529,6 +2527,9 @@
static void init_loopback(struct net_device *dev)
{
struct inet6_dev *idev;
+ struct net_device *sp_dev;
+ struct inet6_ifaddr *sp_ifa;
+ struct rt6_info *sp_rt;
/* ::1 */
@@ -2540,6 +2541,30 @@
}
add_addr(idev, &in6addr_loopback, 128, IFA_HOST);
+
+ /* Add routes to other interface's IPv6 addresses */
+ for_each_netdev(dev_net(dev), sp_dev) {
+ if (!strcmp(sp_dev->name, dev->name))
+ continue;
+
+ idev = __in6_dev_get(sp_dev);
+ if (!idev)
+ continue;
+
+ read_lock_bh(&idev->lock);
+ list_for_each_entry(sp_ifa, &idev->addr_list, if_list) {
+
+ if (sp_ifa->flags & (IFA_F_DADFAILED | IFA_F_TENTATIVE))
+ continue;
+
+ sp_rt = addrconf_dst_alloc(idev, &sp_ifa->addr, 0);
+
+ /* Failure cases are ignored */
+ if (!IS_ERR(sp_rt))
+ ip6_ins_rt(sp_rt);
+ }
+ read_unlock_bh(&idev->lock);
+ }
}
static void addrconf_add_linklocal(struct inet6_dev *idev, const struct in6_addr *addr)
@@ -2961,7 +2986,7 @@
if (state != INET6_IFADDR_STATE_DEAD) {
__ipv6_ifa_notify(RTM_DELADDR, ifa);
- atomic_notifier_call_chain(&inet6addr_chain, NETDEV_DOWN, ifa);
+ inet6addr_notifier_call_chain(NETDEV_DOWN, ifa);
}
in6_ifa_put(ifa);
@@ -4842,22 +4867,6 @@
.exit = addrconf_exit_net,
};
-/*
- * Device notifier
- */
-
-int register_inet6addr_notifier(struct notifier_block *nb)
-{
- return atomic_notifier_chain_register(&inet6addr_chain, nb);
-}
-EXPORT_SYMBOL(register_inet6addr_notifier);
-
-int unregister_inet6addr_notifier(struct notifier_block *nb)
-{
- return atomic_notifier_chain_unregister(&inet6addr_chain, nb);
-}
-EXPORT_SYMBOL(unregister_inet6addr_notifier);
-
static struct rtnl_af_ops inet6_ops = {
.family = AF_INET6,
.fill_link_af = inet6_fill_link_af,
diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c
index d051e5f..7210456 100644
--- a/net/ipv6/addrconf_core.c
+++ b/net/ipv6/addrconf_core.c
@@ -78,3 +78,22 @@
}
EXPORT_SYMBOL(__ipv6_addr_type);
+static ATOMIC_NOTIFIER_HEAD(inet6addr_chain);
+
+int register_inet6addr_notifier(struct notifier_block *nb)
+{
+ return atomic_notifier_chain_register(&inet6addr_chain, nb);
+}
+EXPORT_SYMBOL(register_inet6addr_notifier);
+
+int unregister_inet6addr_notifier(struct notifier_block *nb)
+{
+ return atomic_notifier_chain_unregister(&inet6addr_chain, nb);
+}
+EXPORT_SYMBOL(unregister_inet6addr_notifier);
+
+int inet6addr_notifier_call_chain(unsigned long val, void *v)
+{
+ return atomic_notifier_call_chain(&inet6addr_chain, val, v);
+}
+EXPORT_SYMBOL(inet6addr_notifier_call_chain);
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index e33fe0a..2bab2aa 100644
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c
@@ -118,6 +118,18 @@
ipv6_addr_loopback(&hdr->daddr))
goto err;
+ /* RFC4291 Errata ID: 3480
+ * Interface-Local scope spans only a single interface on a
+ * node and is useful only for loopback transmission of
+ * multicast. Packets with interface-local scope received
+ * from another node must be discarded.
+ */
+ if (!(skb->pkt_type == PACKET_LOOPBACK ||
+ dev->flags & IFF_LOOPBACK) &&
+ ipv6_addr_is_multicast(&hdr->daddr) &&
+ IPV6_ADDR_MC_SCOPE(&hdr->daddr) == 1)
+ goto err;
+
/* RFC4291 2.7
* Nodes must not originate a packet to a multicast address whose scope
* field contains the reserved value 0; if such a packet is received, it
diff --git a/net/ipv6/netfilter/ip6t_NPT.c b/net/ipv6/netfilter/ip6t_NPT.c
index 33608c6..cb63114 100644
--- a/net/ipv6/netfilter/ip6t_NPT.c
+++ b/net/ipv6/netfilter/ip6t_NPT.c
@@ -57,7 +57,7 @@
if (pfx_len - i >= 32)
mask = 0;
else
- mask = htonl(~((1 << (pfx_len - i)) - 1));
+ mask = htonl((1 << (i - pfx_len + 32)) - 1);
idx = i / 32;
addr->s6_addr32[idx] &= mask;
diff --git a/net/ipv6/netfilter/ip6t_rpfilter.c b/net/ipv6/netfilter/ip6t_rpfilter.c
index 5060d54..e0983f3 100644
--- a/net/ipv6/netfilter/ip6t_rpfilter.c
+++ b/net/ipv6/netfilter/ip6t_rpfilter.c
@@ -71,6 +71,12 @@
return ret;
}
+static bool rpfilter_is_local(const struct sk_buff *skb)
+{
+ const struct rt6_info *rt = (const void *) skb_dst(skb);
+ return rt && (rt->rt6i_flags & RTF_LOCAL);
+}
+
static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
{
const struct xt_rpfilter_info *info = par->matchinfo;
@@ -78,7 +84,7 @@
struct ipv6hdr *iph;
bool invert = info->flags & XT_RPFILTER_INVERT;
- if (par->in->flags & IFF_LOOPBACK)
+ if (rpfilter_is_local(skb))
return true ^ invert;
iph = ipv6_hdr(skb);
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 196ab93..0ba10e5 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -330,9 +330,17 @@
}
if (fq->q.last_in == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) &&
- fq->q.meat == fq->q.len)
- return ip6_frag_reasm(fq, prev, dev);
+ fq->q.meat == fq->q.len) {
+ int res;
+ unsigned long orefdst = skb->_skb_refdst;
+ skb->_skb_refdst = 0UL;
+ res = ip6_frag_reasm(fq, prev, dev);
+ skb->_skb_refdst = orefdst;
+ return res;
+ }
+
+ skb_dst_drop(skb);
inet_frag_lru_move(&fq->q);
return -1;
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index f6d629f..46a5be8 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -386,6 +386,7 @@
if (dst)
dst->ops->redirect(dst, sk, skb);
+ goto out;
}
if (type == ICMPV6_PKT_TOOBIG) {
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index d28e7f0..e493b33 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -1386,6 +1386,8 @@
IRDA_DEBUG(4, "%s()\n", __func__);
+ msg->msg_namelen = 0;
+
skb = skb_recv_datagram(sk, flags & ~MSG_DONTWAIT,
flags & MSG_DONTWAIT, &err);
if (!skb)
diff --git a/net/irda/iriap.c b/net/irda/iriap.c
index 29340a9..e1b37f5 100644
--- a/net/irda/iriap.c
+++ b/net/irda/iriap.c
@@ -303,7 +303,8 @@
{
struct iriap_cb *self;
- IRDA_DEBUG(4, "%s(), reason=%s\n", __func__, irlmp_reasons[reason]);
+ IRDA_DEBUG(4, "%s(), reason=%s [%d]\n", __func__,
+ irlmp_reason_str(reason), reason);
self = instance;
diff --git a/net/irda/irlmp.c b/net/irda/irlmp.c
index 6115a44..1064621 100644
--- a/net/irda/irlmp.c
+++ b/net/irda/irlmp.c
@@ -66,8 +66,15 @@
"LM_LAP_RESET",
"LM_INIT_DISCONNECT",
"ERROR, NOT USED",
+ "UNKNOWN",
};
+const char *irlmp_reason_str(LM_REASON reason)
+{
+ reason = min_t(size_t, reason, ARRAY_SIZE(irlmp_reasons) - 1);
+ return irlmp_reasons[reason];
+}
+
/*
* Function irlmp_init (void)
*
@@ -747,7 +754,8 @@
{
struct lsap_cb *lsap;
- IRDA_DEBUG(1, "%s(), reason=%s\n", __func__, irlmp_reasons[reason]);
+ IRDA_DEBUG(1, "%s(), reason=%s [%d]\n", __func__,
+ irlmp_reason_str(reason), reason);
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == LMP_LSAP_MAGIC, return;);
diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index a7d11ffe..206ce6d 100644
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -49,12 +49,6 @@
#define TRGCLS_SIZE (sizeof(((struct iucv_message *)0)->class))
-/* macros to set/get socket control buffer at correct offset */
-#define CB_TAG(skb) ((skb)->cb) /* iucv message tag */
-#define CB_TAG_LEN (sizeof(((struct iucv_message *) 0)->tag))
-#define CB_TRGCLS(skb) ((skb)->cb + CB_TAG_LEN) /* iucv msg target class */
-#define CB_TRGCLS_LEN (TRGCLS_SIZE)
-
#define __iucv_sock_wait(sk, condition, timeo, ret) \
do { \
DEFINE_WAIT(__wait); \
@@ -1141,7 +1135,7 @@
/* increment and save iucv message tag for msg_completion cbk */
txmsg.tag = iucv->send_tag++;
- memcpy(CB_TAG(skb), &txmsg.tag, CB_TAG_LEN);
+ IUCV_SKB_CB(skb)->tag = txmsg.tag;
if (iucv->transport == AF_IUCV_TRANS_HIPER) {
atomic_inc(&iucv->msg_sent);
@@ -1224,7 +1218,7 @@
return -ENOMEM;
/* copy target class to control buffer of new skb */
- memcpy(CB_TRGCLS(nskb), CB_TRGCLS(skb), CB_TRGCLS_LEN);
+ IUCV_SKB_CB(nskb)->class = IUCV_SKB_CB(skb)->class;
/* copy data fragment */
memcpy(nskb->data, skb->data + copied, size);
@@ -1256,7 +1250,7 @@
/* store msg target class in the second 4 bytes of skb ctrl buffer */
/* Note: the first 4 bytes are reserved for msg tag */
- memcpy(CB_TRGCLS(skb), &msg->class, CB_TRGCLS_LEN);
+ IUCV_SKB_CB(skb)->class = msg->class;
/* check for special IPRM messages (e.g. iucv_sock_shutdown) */
if ((msg->flags & IUCV_IPRMDATA) && len > 7) {
@@ -1292,6 +1286,7 @@
}
}
+ IUCV_SKB_CB(skb)->offset = 0;
if (sock_queue_rcv_skb(sk, skb))
skb_queue_head(&iucv_sk(sk)->backlog_skb_q, skb);
}
@@ -1327,6 +1322,9 @@
unsigned int copied, rlen;
struct sk_buff *skb, *rskb, *cskb;
int err = 0;
+ u32 offset;
+
+ msg->msg_namelen = 0;
if ((sk->sk_state == IUCV_DISCONN) &&
skb_queue_empty(&iucv->backlog_skb_q) &&
@@ -1346,13 +1344,14 @@
return err;
}
- rlen = skb->len; /* real length of skb */
+ offset = IUCV_SKB_CB(skb)->offset;
+ rlen = skb->len - offset; /* real length of skb */
copied = min_t(unsigned int, rlen, len);
if (!rlen)
sk->sk_shutdown = sk->sk_shutdown | RCV_SHUTDOWN;
cskb = skb;
- if (skb_copy_datagram_iovec(cskb, 0, msg->msg_iov, copied)) {
+ if (skb_copy_datagram_iovec(cskb, offset, msg->msg_iov, copied)) {
if (!(flags & MSG_PEEK))
skb_queue_head(&sk->sk_receive_queue, skb);
return -EFAULT;
@@ -1370,7 +1369,8 @@
* get the trgcls from the control buffer of the skb due to
* fragmentation of original iucv message. */
err = put_cmsg(msg, SOL_IUCV, SCM_IUCV_TRGCLS,
- CB_TRGCLS_LEN, CB_TRGCLS(skb));
+ sizeof(IUCV_SKB_CB(skb)->class),
+ (void *)&IUCV_SKB_CB(skb)->class);
if (err) {
if (!(flags & MSG_PEEK))
skb_queue_head(&sk->sk_receive_queue, skb);
@@ -1382,9 +1382,8 @@
/* SOCK_STREAM: re-queue skb if it contains unreceived data */
if (sk->sk_type == SOCK_STREAM) {
- skb_pull(skb, copied);
- if (skb->len) {
- skb_queue_head(&sk->sk_receive_queue, skb);
+ if (copied < rlen) {
+ IUCV_SKB_CB(skb)->offset = offset + copied;
goto done;
}
}
@@ -1403,6 +1402,7 @@
spin_lock_bh(&iucv->message_q.lock);
rskb = skb_dequeue(&iucv->backlog_skb_q);
while (rskb) {
+ IUCV_SKB_CB(rskb)->offset = 0;
if (sock_queue_rcv_skb(sk, rskb)) {
skb_queue_head(&iucv->backlog_skb_q,
rskb);
@@ -1830,7 +1830,7 @@
spin_lock_irqsave(&list->lock, flags);
while (list_skb != (struct sk_buff *)list) {
- if (!memcmp(&msg->tag, CB_TAG(list_skb), CB_TAG_LEN)) {
+ if (msg->tag != IUCV_SKB_CB(list_skb)->tag) {
this = list_skb;
break;
}
@@ -2091,6 +2091,7 @@
skb_pull(skb, sizeof(struct af_iucv_trans_hdr));
skb_reset_transport_header(skb);
skb_reset_network_header(skb);
+ IUCV_SKB_CB(skb)->offset = 0;
spin_lock(&iucv->message_q.lock);
if (skb_queue_empty(&iucv->backlog_skb_q)) {
if (sock_queue_rcv_skb(sk, skb)) {
@@ -2195,8 +2196,7 @@
/* fall through and receive zero length data */
case 0:
/* plain data frame */
- memcpy(CB_TRGCLS(skb), &trans_hdr->iucv_hdr.class,
- CB_TRGCLS_LEN);
+ IUCV_SKB_CB(skb)->class = trans_hdr->iucv_hdr.class;
err = afiucv_hs_callback_rx(sk, skb);
break;
default:
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 8555f33..5b1e5af 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -2693,6 +2693,7 @@
hdr->sadb_msg_pid = c->portid;
hdr->sadb_msg_version = PF_KEY_V2;
hdr->sadb_msg_errno = (uint8_t) 0;
+ hdr->sadb_msg_satype = SADB_SATYPE_UNSPEC;
hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t));
pfkey_broadcast(skb_out, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net);
return 0;
diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c
index c74f5a9..b8a6039 100644
--- a/net/l2tp/l2tp_ip6.c
+++ b/net/l2tp/l2tp_ip6.c
@@ -690,6 +690,7 @@
lsa->l2tp_addr = ipv6_hdr(skb)->saddr;
lsa->l2tp_flowinfo = 0;
lsa->l2tp_scope_id = 0;
+ lsa->l2tp_conn_id = 0;
if (ipv6_addr_type(&lsa->l2tp_addr) & IPV6_ADDR_LINKLOCAL)
lsa->l2tp_scope_id = IP6CB(skb)->iif;
}
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index 8870988..48aaa89 100644
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -720,6 +720,8 @@
int target; /* Read at least this many bytes */
long timeo;
+ msg->msg_namelen = 0;
+
lock_sock(sk);
copied = -ENOTCONN;
if (unlikely(sk->sk_type == SOCK_STREAM && sk->sk_state == TCP_LISTEN))
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index fb30681..a689360 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2582,7 +2582,7 @@
list_del(&dep->list);
mutex_unlock(&local->mtx);
- ieee80211_roc_notify_destroy(dep);
+ ieee80211_roc_notify_destroy(dep, true);
return 0;
}
@@ -2622,7 +2622,7 @@
ieee80211_start_next_roc(local);
mutex_unlock(&local->mtx);
- ieee80211_roc_notify_destroy(found);
+ ieee80211_roc_notify_destroy(found, true);
} else {
/* work may be pending so use it all the time */
found->abort = true;
@@ -2632,6 +2632,8 @@
/* work will clean up etc */
flush_delayed_work(&found->work);
+ WARN_ON(!found->to_be_freed);
+ kfree(found);
}
return 0;
diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c
index 78c0d90..931be41 100644
--- a/net/mac80211/chan.c
+++ b/net/mac80211/chan.c
@@ -63,6 +63,7 @@
enum ieee80211_chanctx_mode mode)
{
struct ieee80211_chanctx *ctx;
+ u32 changed;
int err;
lockdep_assert_held(&local->chanctx_mtx);
@@ -76,6 +77,13 @@
ctx->conf.rx_chains_dynamic = 1;
ctx->mode = mode;
+ /* acquire mutex to prevent idle from changing */
+ mutex_lock(&local->mtx);
+ /* turn idle off *before* setting channel -- some drivers need that */
+ changed = ieee80211_idle_off(local);
+ if (changed)
+ ieee80211_hw_config(local, changed);
+
if (!local->use_chanctx) {
local->_oper_channel_type =
cfg80211_get_chandef_type(chandef);
@@ -85,14 +93,17 @@
err = drv_add_chanctx(local, ctx);
if (err) {
kfree(ctx);
- return ERR_PTR(err);
+ ctx = ERR_PTR(err);
+
+ ieee80211_recalc_idle(local);
+ goto out;
}
}
+ /* and keep the mutex held until the new chanctx is on the list */
list_add_rcu(&ctx->list, &local->chanctx_list);
- mutex_lock(&local->mtx);
- ieee80211_recalc_idle(local);
+ out:
mutex_unlock(&local->mtx);
return ctx;
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 388580a..5672533 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -309,6 +309,7 @@
struct ieee80211_channel *chan;
bool started, abort, hw_begun, notified;
+ bool to_be_freed;
unsigned long hw_start_time;
@@ -1347,7 +1348,7 @@
void ieee80211_roc_setup(struct ieee80211_local *local);
void ieee80211_start_next_roc(struct ieee80211_local *local);
void ieee80211_roc_purge(struct ieee80211_sub_if_data *sdata);
-void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc);
+void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc, bool free);
void ieee80211_sw_roc_work(struct work_struct *work);
void ieee80211_handle_roc_started(struct ieee80211_roc_work *roc);
@@ -1361,6 +1362,7 @@
enum nl80211_iftype type);
void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata);
void ieee80211_remove_interfaces(struct ieee80211_local *local);
+u32 ieee80211_idle_off(struct ieee80211_local *local);
void ieee80211_recalc_idle(struct ieee80211_local *local);
void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata,
const int offset);
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index baaa860..9ed49ad 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -78,7 +78,7 @@
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_TXPOWER);
}
-static u32 ieee80211_idle_off(struct ieee80211_local *local)
+static u32 __ieee80211_idle_off(struct ieee80211_local *local)
{
if (!(local->hw.conf.flags & IEEE80211_CONF_IDLE))
return 0;
@@ -87,7 +87,7 @@
return IEEE80211_CONF_CHANGE_IDLE;
}
-static u32 ieee80211_idle_on(struct ieee80211_local *local)
+static u32 __ieee80211_idle_on(struct ieee80211_local *local)
{
if (local->hw.conf.flags & IEEE80211_CONF_IDLE)
return 0;
@@ -98,16 +98,18 @@
return IEEE80211_CONF_CHANGE_IDLE;
}
-void ieee80211_recalc_idle(struct ieee80211_local *local)
+static u32 __ieee80211_recalc_idle(struct ieee80211_local *local,
+ bool force_active)
{
bool working = false, scanning, active;
unsigned int led_trig_start = 0, led_trig_stop = 0;
struct ieee80211_roc_work *roc;
- u32 change;
lockdep_assert_held(&local->mtx);
- active = !list_empty(&local->chanctx_list) || local->monitors;
+ active = force_active ||
+ !list_empty(&local->chanctx_list) ||
+ local->monitors;
if (!local->ops->remain_on_channel) {
list_for_each_entry(roc, &local->roc_list, list) {
@@ -132,9 +134,18 @@
ieee80211_mod_tpt_led_trig(local, led_trig_start, led_trig_stop);
if (working || scanning || active)
- change = ieee80211_idle_off(local);
- else
- change = ieee80211_idle_on(local);
+ return __ieee80211_idle_off(local);
+ return __ieee80211_idle_on(local);
+}
+
+u32 ieee80211_idle_off(struct ieee80211_local *local)
+{
+ return __ieee80211_recalc_idle(local, true);
+}
+
+void ieee80211_recalc_idle(struct ieee80211_local *local)
+{
+ u32 change = __ieee80211_recalc_idle(local, false);
if (change)
ieee80211_hw_config(local, change);
}
@@ -349,21 +360,19 @@
static int ieee80211_add_virtual_monitor(struct ieee80211_local *local)
{
struct ieee80211_sub_if_data *sdata;
- int ret = 0;
+ int ret;
if (!(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF))
return 0;
- mutex_lock(&local->iflist_mtx);
+ ASSERT_RTNL();
if (local->monitor_sdata)
- goto out_unlock;
+ return 0;
sdata = kzalloc(sizeof(*sdata) + local->hw.vif_data_size, GFP_KERNEL);
- if (!sdata) {
- ret = -ENOMEM;
- goto out_unlock;
- }
+ if (!sdata)
+ return -ENOMEM;
/* set up data */
sdata->local = local;
@@ -377,13 +386,13 @@
if (WARN_ON(ret)) {
/* ok .. stupid driver, it asked for this! */
kfree(sdata);
- goto out_unlock;
+ return ret;
}
ret = ieee80211_check_queues(sdata);
if (ret) {
kfree(sdata);
- goto out_unlock;
+ return ret;
}
ret = ieee80211_vif_use_channel(sdata, &local->monitor_chandef,
@@ -391,13 +400,14 @@
if (ret) {
drv_remove_interface(local, sdata);
kfree(sdata);
- goto out_unlock;
+ return ret;
}
+ mutex_lock(&local->iflist_mtx);
rcu_assign_pointer(local->monitor_sdata, sdata);
- out_unlock:
mutex_unlock(&local->iflist_mtx);
- return ret;
+
+ return 0;
}
static void ieee80211_del_virtual_monitor(struct ieee80211_local *local)
@@ -407,14 +417,20 @@
if (!(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF))
return;
+ ASSERT_RTNL();
+
mutex_lock(&local->iflist_mtx);
sdata = rcu_dereference_protected(local->monitor_sdata,
lockdep_is_held(&local->iflist_mtx));
- if (!sdata)
- goto out_unlock;
+ if (!sdata) {
+ mutex_unlock(&local->iflist_mtx);
+ return;
+ }
rcu_assign_pointer(local->monitor_sdata, NULL);
+ mutex_unlock(&local->iflist_mtx);
+
synchronize_net();
ieee80211_vif_release_channel(sdata);
@@ -422,8 +438,6 @@
drv_remove_interface(local, sdata);
kfree(sdata);
- out_unlock:
- mutex_unlock(&local->iflist_mtx);
}
/*
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 29ce2aa..4749b38 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -1060,7 +1060,8 @@
rcu_read_lock();
list_for_each_entry_rcu(sdata, &local->interfaces, list)
- if (ieee80211_vif_is_mesh(&sdata->vif))
+ if (ieee80211_vif_is_mesh(&sdata->vif) &&
+ ieee80211_sdata_running(sdata))
ieee80211_queue_work(&local->hw, &sdata->work);
rcu_read_unlock();
}
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 1415774..346ad4c 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3608,8 +3608,10 @@
/* Restart STA timers */
rcu_read_lock();
- list_for_each_entry_rcu(sdata, &local->interfaces, list)
- ieee80211_restart_sta_timer(sdata);
+ list_for_each_entry_rcu(sdata, &local->interfaces, list) {
+ if (ieee80211_sdata_running(sdata))
+ ieee80211_restart_sta_timer(sdata);
+ }
rcu_read_unlock();
}
@@ -3962,8 +3964,16 @@
/* prep auth_data so we don't go into idle on disassoc */
ifmgd->auth_data = auth_data;
- if (ifmgd->associated)
- ieee80211_set_disassoc(sdata, 0, 0, false, NULL);
+ if (ifmgd->associated) {
+ u8 frame_buf[IEEE80211_DEAUTH_FRAME_LEN];
+
+ ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH,
+ WLAN_REASON_UNSPECIFIED,
+ false, frame_buf);
+
+ __cfg80211_send_deauth(sdata->dev, frame_buf,
+ sizeof(frame_buf));
+ }
sdata_info(sdata, "authenticate with %pM\n", req->bss->bssid);
@@ -4023,8 +4033,16 @@
mutex_lock(&ifmgd->mtx);
- if (ifmgd->associated)
- ieee80211_set_disassoc(sdata, 0, 0, false, NULL);
+ if (ifmgd->associated) {
+ u8 frame_buf[IEEE80211_DEAUTH_FRAME_LEN];
+
+ ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH,
+ WLAN_REASON_UNSPECIFIED,
+ false, frame_buf);
+
+ __cfg80211_send_deauth(sdata->dev, frame_buf,
+ sizeof(frame_buf));
+ }
if (ifmgd->auth_data && !ifmgd->auth_data->done) {
err = -EBUSY;
diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c
index cc79b4a..430bd25 100644
--- a/net/mac80211/offchannel.c
+++ b/net/mac80211/offchannel.c
@@ -297,10 +297,13 @@
}
}
-void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc)
+void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc, bool free)
{
struct ieee80211_roc_work *dep, *tmp;
+ if (WARN_ON(roc->to_be_freed))
+ return;
+
/* was never transmitted */
if (roc->frame) {
cfg80211_mgmt_tx_status(&roc->sdata->wdev,
@@ -316,9 +319,12 @@
GFP_KERNEL);
list_for_each_entry_safe(dep, tmp, &roc->dependents, list)
- ieee80211_roc_notify_destroy(dep);
+ ieee80211_roc_notify_destroy(dep, true);
- kfree(roc);
+ if (free)
+ kfree(roc);
+ else
+ roc->to_be_freed = true;
}
void ieee80211_sw_roc_work(struct work_struct *work)
@@ -331,6 +337,9 @@
mutex_lock(&local->mtx);
+ if (roc->to_be_freed)
+ goto out_unlock;
+
if (roc->abort)
goto finish;
@@ -370,7 +379,7 @@
finish:
list_del(&roc->list);
started = roc->started;
- ieee80211_roc_notify_destroy(roc);
+ ieee80211_roc_notify_destroy(roc, !roc->abort);
if (started) {
drv_flush(local, false);
@@ -410,7 +419,7 @@
list_del(&roc->list);
- ieee80211_roc_notify_destroy(roc);
+ ieee80211_roc_notify_destroy(roc, true);
/* if there's another roc, start it now */
ieee80211_start_next_roc(local);
@@ -460,12 +469,14 @@
list_for_each_entry_safe(roc, tmp, &tmp_list, list) {
if (local->ops->remain_on_channel) {
list_del(&roc->list);
- ieee80211_roc_notify_destroy(roc);
+ ieee80211_roc_notify_destroy(roc, true);
} else {
ieee80211_queue_delayed_work(&local->hw, &roc->work, 0);
/* work will clean up etc */
flush_delayed_work(&roc->work);
+ WARN_ON(!roc->to_be_freed);
+ kfree(roc);
}
}
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index bb73ed2d..c6844ad 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2675,7 +2675,19 @@
memset(nskb->cb, 0, sizeof(nskb->cb));
- ieee80211_tx_skb(rx->sdata, nskb);
+ if (rx->sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) {
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(nskb);
+
+ info->flags = IEEE80211_TX_CTL_TX_OFFCHAN |
+ IEEE80211_TX_INTFL_OFFCHAN_TX_OK |
+ IEEE80211_TX_CTL_NO_CCK_RATE;
+ if (local->hw.flags & IEEE80211_HW_QUEUE_CONTROL)
+ info->hw_queue =
+ local->hw.offchannel_tx_hw_queue;
+ }
+
+ __ieee80211_tx_skb_tid_band(rx->sdata, nskb, 7,
+ status->band);
}
dev_kfree_skb(rx->skb);
return RX_QUEUED;
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index a79ce82..238a0cc 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -766,6 +766,7 @@
struct ieee80211_local *local;
struct ieee80211_sub_if_data *sdata;
int ret, i;
+ bool have_key = false;
might_sleep();
@@ -793,12 +794,19 @@
list_del_rcu(&sta->list);
mutex_lock(&local->key_mtx);
- for (i = 0; i < NUM_DEFAULT_KEYS; i++)
+ for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
__ieee80211_key_free(key_mtx_dereference(local, sta->gtk[i]));
- if (sta->ptk)
+ have_key = true;
+ }
+ if (sta->ptk) {
__ieee80211_key_free(key_mtx_dereference(local, sta->ptk));
+ have_key = true;
+ }
mutex_unlock(&local->key_mtx);
+ if (!have_key)
+ synchronize_net();
+
sta->dead = true;
local->num_sta--;
diff --git a/net/netfilter/ipset/ip_set_bitmap_ipmac.c b/net/netfilter/ipset/ip_set_bitmap_ipmac.c
index 0f92dc2..d7df6ac2 100644
--- a/net/netfilter/ipset/ip_set_bitmap_ipmac.c
+++ b/net/netfilter/ipset/ip_set_bitmap_ipmac.c
@@ -339,7 +339,11 @@
nla_put_failure:
nla_nest_cancel(skb, nested);
ipset_nest_end(skb, atd);
- return -EMSGSIZE;
+ if (unlikely(id == first)) {
+ cb->args[2] = 0;
+ return -EMSGSIZE;
+ }
+ return 0;
}
static int
diff --git a/net/netfilter/ipset/ip_set_hash_ipportnet.c b/net/netfilter/ipset/ip_set_hash_ipportnet.c
index f262722..10a30b4 100644
--- a/net/netfilter/ipset/ip_set_hash_ipportnet.c
+++ b/net/netfilter/ipset/ip_set_hash_ipportnet.c
@@ -104,6 +104,15 @@
dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
}
+static inline void
+hash_ipportnet4_data_reset_flags(struct hash_ipportnet4_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
+}
+
static inline int
hash_ipportnet4_data_match(const struct hash_ipportnet4_elem *elem)
{
@@ -414,6 +423,15 @@
dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
}
+static inline void
+hash_ipportnet6_data_reset_flags(struct hash_ipportnet6_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
+}
+
static inline int
hash_ipportnet6_data_match(const struct hash_ipportnet6_elem *elem)
{
diff --git a/net/netfilter/ipset/ip_set_hash_net.c b/net/netfilter/ipset/ip_set_hash_net.c
index 4b677cf..d6a5915 100644
--- a/net/netfilter/ipset/ip_set_hash_net.c
+++ b/net/netfilter/ipset/ip_set_hash_net.c
@@ -87,7 +87,16 @@
static inline void
hash_net4_data_flags(struct hash_net4_elem *dst, u32 flags)
{
- dst->nomatch = flags & IPSET_FLAG_NOMATCH;
+ dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
+}
+
+static inline void
+hash_net4_data_reset_flags(struct hash_net4_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
}
static inline int
@@ -308,7 +317,16 @@
static inline void
hash_net6_data_flags(struct hash_net6_elem *dst, u32 flags)
{
- dst->nomatch = flags & IPSET_FLAG_NOMATCH;
+ dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
+}
+
+static inline void
+hash_net6_data_reset_flags(struct hash_net6_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
}
static inline int
diff --git a/net/netfilter/ipset/ip_set_hash_netiface.c b/net/netfilter/ipset/ip_set_hash_netiface.c
index 6ba985f..f2b0a3c 100644
--- a/net/netfilter/ipset/ip_set_hash_netiface.c
+++ b/net/netfilter/ipset/ip_set_hash_netiface.c
@@ -198,7 +198,16 @@
static inline void
hash_netiface4_data_flags(struct hash_netiface4_elem *dst, u32 flags)
{
- dst->nomatch = flags & IPSET_FLAG_NOMATCH;
+ dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
+}
+
+static inline void
+hash_netiface4_data_reset_flags(struct hash_netiface4_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
}
static inline int
@@ -494,7 +503,7 @@
static inline void
hash_netiface6_data_flags(struct hash_netiface6_elem *dst, u32 flags)
{
- dst->nomatch = flags & IPSET_FLAG_NOMATCH;
+ dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
}
static inline int
@@ -504,6 +513,15 @@
}
static inline void
+hash_netiface6_data_reset_flags(struct hash_netiface6_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
+}
+
+static inline void
hash_netiface6_data_zero_out(struct hash_netiface6_elem *elem)
{
elem->elem = 0;
diff --git a/net/netfilter/ipset/ip_set_hash_netport.c b/net/netfilter/ipset/ip_set_hash_netport.c
index af20c0c..349deb6 100644
--- a/net/netfilter/ipset/ip_set_hash_netport.c
+++ b/net/netfilter/ipset/ip_set_hash_netport.c
@@ -104,6 +104,15 @@
dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
}
+static inline void
+hash_netport4_data_reset_flags(struct hash_netport4_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
+}
+
static inline int
hash_netport4_data_match(const struct hash_netport4_elem *elem)
{
@@ -375,6 +384,15 @@
dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
}
+static inline void
+hash_netport6_data_reset_flags(struct hash_netport6_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
+}
+
static inline int
hash_netport6_data_match(const struct hash_netport6_elem *elem)
{
diff --git a/net/netfilter/ipset/ip_set_list_set.c b/net/netfilter/ipset/ip_set_list_set.c
index 8371c2b..09c744a 100644
--- a/net/netfilter/ipset/ip_set_list_set.c
+++ b/net/netfilter/ipset/ip_set_list_set.c
@@ -174,9 +174,13 @@
{
const struct set_elem *e = list_set_elem(map, i);
- if (i == map->size - 1 && e->id != IPSET_INVALID_ID)
- /* Last element replaced: e.g. add new,before,last */
- ip_set_put_byindex(e->id);
+ if (e->id != IPSET_INVALID_ID) {
+ const struct set_elem *x = list_set_elem(map, map->size - 1);
+
+ /* Last element replaced or pushed off */
+ if (x->id != IPSET_INVALID_ID)
+ ip_set_put_byindex(x->id);
+ }
if (with_timeout(map->timeout))
list_elem_tadd(map, i, id, ip_set_timeout_set(timeout));
else
diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
index 0e7d423..e0c4373 100644
--- a/net/netfilter/nf_conntrack_sip.c
+++ b/net/netfilter/nf_conntrack_sip.c
@@ -1593,10 +1593,8 @@
end += strlen("\r\n\r\n") + clen;
msglen = origlen = end - dptr;
- if (msglen > datalen) {
- nf_ct_helper_log(skb, ct, "incomplete/bad SIP message");
- return NF_DROP;
- }
+ if (msglen > datalen)
+ return NF_ACCEPT;
ret = process_sip_msg(skb, ct, protoff, dataoff,
&dptr, &msglen);
diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 6bcce40..fedee39 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -568,6 +568,7 @@
register_net_sysctl(&init_net, "net", nf_ct_netfilter_table);
if (!nf_ct_netfilter_header) {
pr_err("nf_conntrack: can't register to sysctl.\n");
+ ret = -ENOMEM;
goto out_sysctl;
}
#endif
diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c
index 8d5769c..ad24be0 100644
--- a/net/netfilter/nf_nat_core.c
+++ b/net/netfilter/nf_nat_core.c
@@ -467,33 +467,22 @@
struct nf_nat_proto_clean {
u8 l3proto;
u8 l4proto;
- bool hash;
};
-/* Clear NAT section of all conntracks, in case we're loaded again. */
-static int nf_nat_proto_clean(struct nf_conn *i, void *data)
+/* kill conntracks with affected NAT section */
+static int nf_nat_proto_remove(struct nf_conn *i, void *data)
{
const struct nf_nat_proto_clean *clean = data;
struct nf_conn_nat *nat = nfct_nat(i);
if (!nat)
return 0;
- if (!(i->status & IPS_SRC_NAT_DONE))
- return 0;
+
if ((clean->l3proto && nf_ct_l3num(i) != clean->l3proto) ||
(clean->l4proto && nf_ct_protonum(i) != clean->l4proto))
return 0;
- if (clean->hash) {
- spin_lock_bh(&nf_nat_lock);
- hlist_del_rcu(&nat->bysource);
- spin_unlock_bh(&nf_nat_lock);
- } else {
- memset(nat, 0, sizeof(*nat));
- i->status &= ~(IPS_NAT_MASK | IPS_NAT_DONE_MASK |
- IPS_SEQ_ADJUST);
- }
- return 0;
+ return i->status & IPS_NAT_MASK ? 1 : 0;
}
static void nf_nat_l4proto_clean(u8 l3proto, u8 l4proto)
@@ -505,16 +494,8 @@
struct net *net;
rtnl_lock();
- /* Step 1 - remove from bysource hash */
- clean.hash = true;
for_each_net(net)
- nf_ct_iterate_cleanup(net, nf_nat_proto_clean, &clean);
- synchronize_rcu();
-
- /* Step 2 - clean NAT section */
- clean.hash = false;
- for_each_net(net)
- nf_ct_iterate_cleanup(net, nf_nat_proto_clean, &clean);
+ nf_ct_iterate_cleanup(net, nf_nat_proto_remove, &clean);
rtnl_unlock();
}
@@ -526,16 +507,9 @@
struct net *net;
rtnl_lock();
- /* Step 1 - remove from bysource hash */
- clean.hash = true;
- for_each_net(net)
- nf_ct_iterate_cleanup(net, nf_nat_proto_clean, &clean);
- synchronize_rcu();
- /* Step 2 - clean NAT section */
- clean.hash = false;
for_each_net(net)
- nf_ct_iterate_cleanup(net, nf_nat_proto_clean, &clean);
+ nf_ct_iterate_cleanup(net, nf_nat_proto_remove, &clean);
rtnl_unlock();
}
@@ -773,7 +747,7 @@
{
struct nf_nat_proto_clean clean = {};
- nf_ct_iterate_cleanup(net, &nf_nat_proto_clean, &clean);
+ nf_ct_iterate_cleanup(net, &nf_nat_proto_remove, &clean);
synchronize_rcu();
nf_ct_free_hashtable(net->ct.nat_bysource, net->ct.nat_htable_size);
}
diff --git a/net/netfilter/nfnetlink_acct.c b/net/netfilter/nfnetlink_acct.c
index 589d686..dc3fd5d 100644
--- a/net/netfilter/nfnetlink_acct.c
+++ b/net/netfilter/nfnetlink_acct.c
@@ -49,6 +49,8 @@
return -EINVAL;
acct_name = nla_data(tb[NFACCT_NAME]);
+ if (strlen(acct_name) == 0)
+ return -EINVAL;
list_for_each_entry(nfacct, &nfnl_acct_list, head) {
if (strncmp(nfacct->name, acct_name, NFACCT_NAME_MAX) != 0)
diff --git a/net/netfilter/nfnetlink_queue_core.c b/net/netfilter/nfnetlink_queue_core.c
index 1cb4854..42680b2 100644
--- a/net/netfilter/nfnetlink_queue_core.c
+++ b/net/netfilter/nfnetlink_queue_core.c
@@ -1062,8 +1062,10 @@
#ifdef CONFIG_PROC_FS
if (!proc_create("nfnetlink_queue", 0440,
- proc_net_netfilter, &nfqnl_file_ops))
+ proc_net_netfilter, &nfqnl_file_ops)) {
+ status = -ENOMEM;
goto cleanup_subsys;
+ }
#endif
register_netdevice_notifier(&nfqnl_dev_notifier);
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index d1fa1d9..103bd70 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -1173,6 +1173,7 @@
}
if (sax != NULL) {
+ memset(sax, 0, sizeof(*sax));
sax->sax25_family = AF_NETROM;
skb_copy_from_linear_data_offset(skb, 7, sax->sax25_call.ax25_call,
AX25_ADDR_LEN);
diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c
index b530afa..ee25f25 100644
--- a/net/nfc/llcp/llcp.c
+++ b/net/nfc/llcp/llcp.c
@@ -107,8 +107,6 @@
accept_sk->sk_state_change(sk);
bh_unlock_sock(accept_sk);
-
- sock_orphan(accept_sk);
}
if (listen == true) {
@@ -134,8 +132,6 @@
bh_unlock_sock(sk);
- sock_orphan(sk);
-
sk_del_node_init(sk);
}
@@ -164,8 +160,6 @@
bh_unlock_sock(sk);
- sock_orphan(sk);
-
sk_del_node_init(sk);
}
@@ -827,7 +821,6 @@
skb_get(skb);
} else {
pr_err("Receive queue is full\n");
- kfree_skb(skb);
}
nfc_llcp_sock_put(llcp_sock);
@@ -1028,7 +1021,6 @@
skb_get(skb);
} else {
pr_err("Receive queue is full\n");
- kfree_skb(skb);
}
}
diff --git a/net/nfc/llcp/sock.c b/net/nfc/llcp/sock.c
index 5c7cdf3f..6c94447 100644
--- a/net/nfc/llcp/sock.c
+++ b/net/nfc/llcp/sock.c
@@ -270,7 +270,9 @@
}
if (sk->sk_state == LLCP_CONNECTED || !newsock) {
- nfc_llcp_accept_unlink(sk);
+ list_del_init(&lsk->accept_queue);
+ sock_put(sk);
+
if (newsock)
sock_graft(sk, newsock);
@@ -464,8 +466,6 @@
nfc_llcp_accept_unlink(accept_sk);
release_sock(accept_sk);
-
- sock_orphan(accept_sk);
}
}
@@ -646,6 +646,8 @@
pr_debug("%p %zu\n", sk, len);
+ msg->msg_namelen = 0;
+
lock_sock(sk);
if (sk->sk_state == LLCP_CLOSED &&
@@ -691,6 +693,7 @@
pr_debug("Datagram socket %d %d\n", ui_cb->dsap, ui_cb->ssap);
+ memset(sockaddr, 0, sizeof(*sockaddr));
sockaddr->sa_family = AF_NFC;
sockaddr->nfc_protocol = NFC_PROTO_NFC_DEP;
sockaddr->dsap = ui_cb->dsap;
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index a4b7247..6980c3e6 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -1593,10 +1593,8 @@
return ERR_PTR(-ENOMEM);
retval = ovs_vport_cmd_fill_info(vport, skb, portid, seq, 0, cmd);
- if (retval < 0) {
- kfree_skb(skb);
- return ERR_PTR(retval);
- }
+ BUG_ON(retval < 0);
+
return skb;
}
@@ -1726,24 +1724,32 @@
nla_get_u32(a[OVS_VPORT_ATTR_TYPE]) != vport->ops->type)
err = -EINVAL;
+ reply = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ if (!reply) {
+ err = -ENOMEM;
+ goto exit_unlock;
+ }
+
if (!err && a[OVS_VPORT_ATTR_OPTIONS])
err = ovs_vport_set_options(vport, a[OVS_VPORT_ATTR_OPTIONS]);
if (err)
- goto exit_unlock;
+ goto exit_free;
+
if (a[OVS_VPORT_ATTR_UPCALL_PID])
vport->upcall_portid = nla_get_u32(a[OVS_VPORT_ATTR_UPCALL_PID]);
- reply = ovs_vport_cmd_build_info(vport, info->snd_portid, info->snd_seq,
- OVS_VPORT_CMD_NEW);
- if (IS_ERR(reply)) {
- netlink_set_err(sock_net(skb->sk)->genl_sock, 0,
- ovs_dp_vport_multicast_group.id, PTR_ERR(reply));
- goto exit_unlock;
- }
+ err = ovs_vport_cmd_fill_info(vport, reply, info->snd_portid,
+ info->snd_seq, 0, OVS_VPORT_CMD_NEW);
+ BUG_ON(err < 0);
genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_vport_multicast_group.id, info->nlhdr, GFP_KERNEL);
+ rtnl_unlock();
+ return 0;
+
+exit_free:
+ kfree_skb(reply);
exit_unlock:
rtnl_unlock();
return err;
diff --git a/net/openvswitch/flow.c b/net/openvswitch/flow.c
index fe0e421..67a2b78 100644
--- a/net/openvswitch/flow.c
+++ b/net/openvswitch/flow.c
@@ -795,9 +795,9 @@
void ovs_flow_tbl_remove(struct flow_table *table, struct sw_flow *flow)
{
+ BUG_ON(table->count == 0);
hlist_del_rcu(&flow->hash_node[table->node_ver]);
table->count--;
- BUG_ON(table->count < 0);
}
/* The size of the argument for each %OVS_KEY_ATTR_* Netlink attribute. */
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index cf68e6e..9c83474 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -1253,6 +1253,7 @@
skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
if (srose != NULL) {
+ memset(srose, 0, msg->msg_namelen);
srose->srose_family = AF_ROSE;
srose->srose_addr = rose->dest_addr;
srose->srose_call = rose->dest_call;
diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c
index 1135d82..9b97172 100644
--- a/net/sched/cls_fw.c
+++ b/net/sched/cls_fw.c
@@ -204,7 +204,6 @@
if (err < 0)
return err;
- err = -EINVAL;
if (tb[TCA_FW_CLASSID]) {
f->res.classid = nla_get_u32(tb[TCA_FW_CLASSID]);
tcf_bind_filter(tp, &f->res, base);
@@ -218,6 +217,7 @@
}
#endif /* CONFIG_NET_CLS_IND */
+ err = -EINVAL;
if (tb[TCA_FW_MASK]) {
mask = nla_get_u32(tb[TCA_FW_MASK]);
if (mask != head->mask)
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 13aa47a..1bc210f 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -962,8 +962,11 @@
cbq_update(q);
if ((incr -= incr2) < 0)
incr = 0;
+ q->now += incr;
+ } else {
+ if (now > q->now)
+ q->now = now;
}
- q->now += incr;
q->now_rt = now;
for (;;) {
diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c
index 4e606fc..5578628 100644
--- a/net/sched/sch_fq_codel.c
+++ b/net/sched/sch_fq_codel.c
@@ -195,7 +195,7 @@
flow->deficit = q->quantum;
flow->dropped = 0;
}
- if (++sch->q.qlen < sch->limit)
+ if (++sch->q.qlen <= sch->limit)
return NET_XMIT_SUCCESS;
q->drop_overlimit++;
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index ffad481..eac7e0e 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -904,7 +904,7 @@
u64 mult;
int shift;
- r->rate_bps = rate << 3;
+ r->rate_bps = (u64)rate << 3;
r->shift = 0;
r->mult = 1;
/*
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index dcc446e..d5f35f1 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -304,10 +304,8 @@
err = rpciod_up();
if (err)
goto out_no_rpciod;
- err = -EINVAL;
- if (!xprt)
- goto out_no_xprt;
+ err = -EINVAL;
if (args->version >= program->nrvers)
goto out_err;
version = program->version[args->version];
@@ -382,10 +380,9 @@
out_no_stats:
kfree(clnt);
out_err:
- xprt_put(xprt);
-out_no_xprt:
rpciod_down();
out_no_rpciod:
+ xprt_put(xprt);
return ERR_PTR(err);
}
@@ -512,7 +509,7 @@
new = rpc_new_client(args, xprt);
if (IS_ERR(new)) {
err = PTR_ERR(new);
- goto out_put;
+ goto out_err;
}
atomic_inc(&clnt->cl_count);
@@ -525,8 +522,6 @@
new->cl_chatty = clnt->cl_chatty;
return new;
-out_put:
- xprt_put(xprt);
out_err:
dprintk("RPC: %s: returned error %d\n", __func__, err);
return ERR_PTR(err);
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index a9622b6..515ce38 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -790,6 +790,7 @@
if (addr) {
addr->family = AF_TIPC;
addr->addrtype = TIPC_ADDR_ID;
+ memset(&addr->addr, 0, sizeof(addr->addr));
addr->addr.id.ref = msg_origport(msg);
addr->addr.id.node = msg_orignode(msg);
addr->addr.name.domain = 0; /* could leave uninitialized */
@@ -904,6 +905,9 @@
goto exit;
}
+ /* will be updated in set_orig_addr() if needed */
+ m->msg_namelen = 0;
+
timeout = sock_rcvtimeo(sk, flags & MSG_DONTWAIT);
restart:
@@ -1013,6 +1017,9 @@
goto exit;
}
+ /* will be updated in set_orig_addr() if needed */
+ m->msg_namelen = 0;
+
target = sock_rcvlowat(sk, flags & MSG_WAITALL, buf_len);
timeout = sock_rcvtimeo(sk, flags & MSG_DONTWAIT);
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 971282b..2db702d 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -1412,8 +1412,8 @@
if (UNIXCB(skb).cred)
return;
if (test_bit(SOCK_PASSCRED, &sock->flags) ||
- (other->sk_socket &&
- test_bit(SOCK_PASSCRED, &other->sk_socket->flags))) {
+ !other->sk_socket ||
+ test_bit(SOCK_PASSCRED, &other->sk_socket->flags)) {
UNIXCB(skb).pid = get_pid(task_tgid(current));
UNIXCB(skb).cred = get_current_cred();
}
@@ -1993,7 +1993,7 @@
if ((UNIXCB(skb).pid != siocb->scm->pid) ||
(UNIXCB(skb).cred != siocb->scm->cred))
break;
- } else {
+ } else if (test_bit(SOCK_PASSCRED, &sock->flags)) {
/* Copy credentials */
scm_set_cred(siocb->scm, UNIXCB(skb).pid, UNIXCB(skb).cred);
check_creds = 1;
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index ca511c4..7f93e2a 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -207,7 +207,7 @@
struct vsock_sock *vsk;
list_for_each_entry(vsk, vsock_bound_sockets(addr), bound_table)
- if (vsock_addr_equals_addr_any(addr, &vsk->local_addr))
+ if (addr->svm_port == vsk->local_addr.svm_port)
return sk_vsock(vsk);
return NULL;
@@ -220,8 +220,8 @@
list_for_each_entry(vsk, vsock_connected_sockets(src, dst),
connected_table) {
- if (vsock_addr_equals_addr(src, &vsk->remote_addr)
- && vsock_addr_equals_addr(dst, &vsk->local_addr)) {
+ if (vsock_addr_equals_addr(src, &vsk->remote_addr) &&
+ dst->svm_port == vsk->local_addr.svm_port) {
return sk_vsock(vsk);
}
}
@@ -1670,6 +1670,8 @@
vsk = vsock_sk(sk);
err = 0;
+ msg->msg_namelen = 0;
+
lock_sock(sk);
if (sk->sk_state != SS_CONNECTED) {
diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c
index a70ace8..5e04d3d 100644
--- a/net/vmw_vsock/vmci_transport.c
+++ b/net/vmw_vsock/vmci_transport.c
@@ -464,19 +464,16 @@
struct vsock_sock *vlistener;
struct vsock_sock *vpending;
struct sock *pending;
+ struct sockaddr_vm src;
+
+ vsock_addr_init(&src, pkt->dg.src.context, pkt->src_port);
vlistener = vsock_sk(listener);
list_for_each_entry(vpending, &vlistener->pending_links,
pending_links) {
- struct sockaddr_vm src;
- struct sockaddr_vm dst;
-
- vsock_addr_init(&src, pkt->dg.src.context, pkt->src_port);
- vsock_addr_init(&dst, pkt->dg.dst.context, pkt->dst_port);
-
if (vsock_addr_equals_addr(&src, &vpending->remote_addr) &&
- vsock_addr_equals_addr(&dst, &vpending->local_addr)) {
+ pkt->dst_port == vpending->local_addr.svm_port) {
pending = sk_vsock(vpending);
sock_hold(pending);
goto found;
@@ -739,10 +736,15 @@
*/
bh_lock_sock(sk);
- if (!sock_owned_by_user(sk) && sk->sk_state == SS_CONNECTED)
- vmci_trans(vsk)->notify_ops->handle_notify_pkt(
- sk, pkt, true, &dst, &src,
- &bh_process_pkt);
+ if (!sock_owned_by_user(sk)) {
+ /* The local context ID may be out of date, update it. */
+ vsk->local_addr.svm_cid = dst.svm_cid;
+
+ if (sk->sk_state == SS_CONNECTED)
+ vmci_trans(vsk)->notify_ops->handle_notify_pkt(
+ sk, pkt, true, &dst, &src,
+ &bh_process_pkt);
+ }
bh_unlock_sock(sk);
@@ -902,6 +904,9 @@
lock_sock(sk);
+ /* The local context ID may be out of date. */
+ vsock_sk(sk)->local_addr.svm_cid = pkt->dg.dst.context;
+
switch (sk->sk_state) {
case SS_LISTEN:
vmci_transport_recv_listen(sk, pkt);
@@ -958,6 +963,10 @@
pending = vmci_transport_get_pending(sk, pkt);
if (pending) {
lock_sock(pending);
+
+ /* The local context ID may be out of date. */
+ vsock_sk(pending)->local_addr.svm_cid = pkt->dg.dst.context;
+
switch (pending->sk_state) {
case SS_CONNECTING:
err = vmci_transport_recv_connecting_server(sk,
@@ -1727,6 +1736,8 @@
if (flags & MSG_OOB || flags & MSG_ERRQUEUE)
return -EOPNOTSUPP;
+ msg->msg_namelen = 0;
+
/* Retrieve the head sk_buff from the socket's receive queue. */
err = 0;
skb = skb_recv_datagram(&vsk->sk, flags, noblock, &err);
@@ -1759,7 +1770,6 @@
if (err)
goto out;
- msg->msg_namelen = 0;
if (msg->msg_name) {
struct sockaddr_vm *vm_addr;
diff --git a/net/vmw_vsock/vsock_addr.c b/net/vmw_vsock/vsock_addr.c
index b7df1ae..ec2611b 100644
--- a/net/vmw_vsock/vsock_addr.c
+++ b/net/vmw_vsock/vsock_addr.c
@@ -64,16 +64,6 @@
}
EXPORT_SYMBOL_GPL(vsock_addr_equals_addr);
-bool vsock_addr_equals_addr_any(const struct sockaddr_vm *addr,
- const struct sockaddr_vm *other)
-{
- return (addr->svm_cid == VMADDR_CID_ANY ||
- other->svm_cid == VMADDR_CID_ANY ||
- addr->svm_cid == other->svm_cid) &&
- addr->svm_port == other->svm_port;
-}
-EXPORT_SYMBOL_GPL(vsock_addr_equals_addr_any);
-
int vsock_addr_cast(const struct sockaddr *addr,
size_t len, struct sockaddr_vm **out_addr)
{
diff --git a/net/vmw_vsock/vsock_addr.h b/net/vmw_vsock/vsock_addr.h
index cdfbcef..9ccd531 100644
--- a/net/vmw_vsock/vsock_addr.h
+++ b/net/vmw_vsock/vsock_addr.h
@@ -24,8 +24,6 @@
void vsock_addr_unbind(struct sockaddr_vm *addr);
bool vsock_addr_equals_addr(const struct sockaddr_vm *addr,
const struct sockaddr_vm *other);
-bool vsock_addr_equals_addr_any(const struct sockaddr_vm *addr,
- const struct sockaddr_vm *other);
int vsock_addr_cast(const struct sockaddr *addr, size_t len,
struct sockaddr_vm **out_addr);
diff --git a/net/wireless/core.c b/net/wireless/core.c
index ea4155f..6ddf74f 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -212,6 +212,39 @@
rdev_rfkill_poll(rdev);
}
+void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev,
+ struct wireless_dev *wdev)
+{
+ lockdep_assert_held(&rdev->devlist_mtx);
+ lockdep_assert_held(&rdev->sched_scan_mtx);
+
+ if (WARN_ON(wdev->iftype != NL80211_IFTYPE_P2P_DEVICE))
+ return;
+
+ if (!wdev->p2p_started)
+ return;
+
+ rdev_stop_p2p_device(rdev, wdev);
+ wdev->p2p_started = false;
+
+ rdev->opencount--;
+
+ if (rdev->scan_req && rdev->scan_req->wdev == wdev) {
+ bool busy = work_busy(&rdev->scan_done_wk);
+
+ /*
+ * If the work isn't pending or running (in which case it would
+ * be waiting for the lock we hold) the driver didn't properly
+ * cancel the scan when the interface was removed. In this case
+ * warn and leak the scan request object to not crash later.
+ */
+ WARN_ON(!busy);
+
+ rdev->scan_req->aborted = true;
+ ___cfg80211_scan_done(rdev, !busy);
+ }
+}
+
static int cfg80211_rfkill_set_block(void *data, bool blocked)
{
struct cfg80211_registered_device *rdev = data;
@@ -221,7 +254,8 @@
return 0;
rtnl_lock();
- mutex_lock(&rdev->devlist_mtx);
+
+ /* read-only iteration need not hold the devlist_mtx */
list_for_each_entry(wdev, &rdev->wdev_list, list) {
if (wdev->netdev) {
@@ -231,18 +265,18 @@
/* otherwise, check iftype */
switch (wdev->iftype) {
case NL80211_IFTYPE_P2P_DEVICE:
- if (!wdev->p2p_started)
- break;
- rdev_stop_p2p_device(rdev, wdev);
- wdev->p2p_started = false;
- rdev->opencount--;
+ /* but this requires it */
+ mutex_lock(&rdev->devlist_mtx);
+ mutex_lock(&rdev->sched_scan_mtx);
+ cfg80211_stop_p2p_device(rdev, wdev);
+ mutex_unlock(&rdev->sched_scan_mtx);
+ mutex_unlock(&rdev->devlist_mtx);
break;
default:
break;
}
}
- mutex_unlock(&rdev->devlist_mtx);
rtnl_unlock();
return 0;
@@ -745,17 +779,13 @@
wdev = container_of(work, struct wireless_dev, cleanup_work);
rdev = wiphy_to_dev(wdev->wiphy);
- cfg80211_lock_rdev(rdev);
+ mutex_lock(&rdev->sched_scan_mtx);
if (WARN_ON(rdev->scan_req && rdev->scan_req->wdev == wdev)) {
rdev->scan_req->aborted = true;
___cfg80211_scan_done(rdev, true);
}
- cfg80211_unlock_rdev(rdev);
-
- mutex_lock(&rdev->sched_scan_mtx);
-
if (WARN_ON(rdev->sched_scan_req &&
rdev->sched_scan_req->dev == wdev->netdev)) {
__cfg80211_stop_sched_scan(rdev, false);
@@ -781,21 +811,19 @@
return;
mutex_lock(&rdev->devlist_mtx);
+ mutex_lock(&rdev->sched_scan_mtx);
list_del_rcu(&wdev->list);
rdev->devlist_generation++;
switch (wdev->iftype) {
case NL80211_IFTYPE_P2P_DEVICE:
- if (!wdev->p2p_started)
- break;
- rdev_stop_p2p_device(rdev, wdev);
- wdev->p2p_started = false;
- rdev->opencount--;
+ cfg80211_stop_p2p_device(rdev, wdev);
break;
default:
WARN_ON_ONCE(1);
break;
}
+ mutex_unlock(&rdev->sched_scan_mtx);
mutex_unlock(&rdev->devlist_mtx);
}
EXPORT_SYMBOL(cfg80211_unregister_wdev);
@@ -936,6 +964,7 @@
cfg80211_update_iface_num(rdev, wdev->iftype, 1);
cfg80211_lock_rdev(rdev);
mutex_lock(&rdev->devlist_mtx);
+ mutex_lock(&rdev->sched_scan_mtx);
wdev_lock(wdev);
switch (wdev->iftype) {
#ifdef CONFIG_CFG80211_WEXT
@@ -967,6 +996,7 @@
break;
}
wdev_unlock(wdev);
+ mutex_unlock(&rdev->sched_scan_mtx);
rdev->opencount++;
mutex_unlock(&rdev->devlist_mtx);
cfg80211_unlock_rdev(rdev);
diff --git a/net/wireless/core.h b/net/wireless/core.h
index 3aec0e4..5845c2b 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -503,6 +503,9 @@
void cfg80211_update_iface_num(struct cfg80211_registered_device *rdev,
enum nl80211_iftype iftype, int num);
+void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev,
+ struct wireless_dev *wdev);
+
#define CFG80211_MAX_NUM_DIFFERENT_CHANNELS 10
#ifdef CONFIG_CFG80211_DEVELOPER_WARNINGS
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index d44ab21..58e13a8 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -4702,14 +4702,19 @@
if (!rdev->ops->scan)
return -EOPNOTSUPP;
- if (rdev->scan_req)
- return -EBUSY;
+ mutex_lock(&rdev->sched_scan_mtx);
+ if (rdev->scan_req) {
+ err = -EBUSY;
+ goto unlock;
+ }
if (info->attrs[NL80211_ATTR_SCAN_FREQUENCIES]) {
n_channels = validate_scan_freqs(
info->attrs[NL80211_ATTR_SCAN_FREQUENCIES]);
- if (!n_channels)
- return -EINVAL;
+ if (!n_channels) {
+ err = -EINVAL;
+ goto unlock;
+ }
} else {
enum ieee80211_band band;
n_channels = 0;
@@ -4723,23 +4728,29 @@
nla_for_each_nested(attr, info->attrs[NL80211_ATTR_SCAN_SSIDS], tmp)
n_ssids++;
- if (n_ssids > wiphy->max_scan_ssids)
- return -EINVAL;
+ if (n_ssids > wiphy->max_scan_ssids) {
+ err = -EINVAL;
+ goto unlock;
+ }
if (info->attrs[NL80211_ATTR_IE])
ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
else
ie_len = 0;
- if (ie_len > wiphy->max_scan_ie_len)
- return -EINVAL;
+ if (ie_len > wiphy->max_scan_ie_len) {
+ err = -EINVAL;
+ goto unlock;
+ }
request = kzalloc(sizeof(*request)
+ sizeof(*request->ssids) * n_ssids
+ sizeof(*request->channels) * n_channels
+ ie_len, GFP_KERNEL);
- if (!request)
- return -ENOMEM;
+ if (!request) {
+ err = -ENOMEM;
+ goto unlock;
+ }
if (n_ssids)
request->ssids = (void *)&request->channels[n_channels];
@@ -4876,6 +4887,8 @@
kfree(request);
}
+ unlock:
+ mutex_unlock(&rdev->sched_scan_mtx);
return err;
}
@@ -7749,20 +7762,9 @@
if (!rdev->ops->stop_p2p_device)
return -EOPNOTSUPP;
- if (!wdev->p2p_started)
- return 0;
-
- rdev_stop_p2p_device(rdev, wdev);
- wdev->p2p_started = false;
-
- mutex_lock(&rdev->devlist_mtx);
- rdev->opencount--;
- mutex_unlock(&rdev->devlist_mtx);
-
- if (WARN_ON(rdev->scan_req && rdev->scan_req->wdev == wdev)) {
- rdev->scan_req->aborted = true;
- ___cfg80211_scan_done(rdev, true);
- }
+ mutex_lock(&rdev->sched_scan_mtx);
+ cfg80211_stop_p2p_device(rdev, wdev);
+ mutex_unlock(&rdev->sched_scan_mtx);
return 0;
}
@@ -8486,7 +8488,7 @@
struct nlattr *nest;
int i;
- ASSERT_RDEV_LOCK(rdev);
+ lockdep_assert_held(&rdev->sched_scan_mtx);
if (WARN_ON(!req))
return 0;
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 674aadc..fd99ea4 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -169,7 +169,7 @@
union iwreq_data wrqu;
#endif
- ASSERT_RDEV_LOCK(rdev);
+ lockdep_assert_held(&rdev->sched_scan_mtx);
request = rdev->scan_req;
@@ -230,9 +230,9 @@
rdev = container_of(wk, struct cfg80211_registered_device,
scan_done_wk);
- cfg80211_lock_rdev(rdev);
+ mutex_lock(&rdev->sched_scan_mtx);
___cfg80211_scan_done(rdev, false);
- cfg80211_unlock_rdev(rdev);
+ mutex_unlock(&rdev->sched_scan_mtx);
}
void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted)
@@ -698,11 +698,6 @@
found = rb_find_bss(dev, tmp, BSS_CMP_REGULAR);
if (found) {
- found->pub.beacon_interval = tmp->pub.beacon_interval;
- found->pub.signal = tmp->pub.signal;
- found->pub.capability = tmp->pub.capability;
- found->ts = tmp->ts;
-
/* Update IEs */
if (rcu_access_pointer(tmp->pub.proberesp_ies)) {
const struct cfg80211_bss_ies *old;
@@ -723,6 +718,8 @@
if (found->pub.hidden_beacon_bss &&
!list_empty(&found->hidden_list)) {
+ const struct cfg80211_bss_ies *f;
+
/*
* The found BSS struct is one of the probe
* response members of a group, but we're
@@ -732,6 +729,10 @@
* SSID to showing it, which is confusing so
* drop this information.
*/
+
+ f = rcu_access_pointer(tmp->pub.beacon_ies);
+ kfree_rcu((struct cfg80211_bss_ies *)f,
+ rcu_head);
goto drop;
}
@@ -761,6 +762,11 @@
kfree_rcu((struct cfg80211_bss_ies *)old,
rcu_head);
}
+
+ found->pub.beacon_interval = tmp->pub.beacon_interval;
+ found->pub.signal = tmp->pub.signal;
+ found->pub.capability = tmp->pub.capability;
+ found->ts = tmp->ts;
} else {
struct cfg80211_internal_bss *new;
struct cfg80211_internal_bss *hidden;
@@ -1056,6 +1062,7 @@
if (IS_ERR(rdev))
return PTR_ERR(rdev);
+ mutex_lock(&rdev->sched_scan_mtx);
if (rdev->scan_req) {
err = -EBUSY;
goto out;
@@ -1162,6 +1169,7 @@
dev_hold(dev);
}
out:
+ mutex_unlock(&rdev->sched_scan_mtx);
kfree(creq);
cfg80211_unlock_rdev(rdev);
return err;
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index f432bd3..482c70e 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -85,6 +85,7 @@
ASSERT_RTNL();
ASSERT_RDEV_LOCK(rdev);
ASSERT_WDEV_LOCK(wdev);
+ lockdep_assert_held(&rdev->sched_scan_mtx);
if (rdev->scan_req)
return -EBUSY;
@@ -223,6 +224,7 @@
rtnl_lock();
cfg80211_lock_rdev(rdev);
mutex_lock(&rdev->devlist_mtx);
+ mutex_lock(&rdev->sched_scan_mtx);
list_for_each_entry(wdev, &rdev->wdev_list, list) {
wdev_lock(wdev);
@@ -247,6 +249,7 @@
wdev_unlock(wdev);
}
+ mutex_unlock(&rdev->sched_scan_mtx);
mutex_unlock(&rdev->devlist_mtx);
cfg80211_unlock_rdev(rdev);
rtnl_unlock();
@@ -320,11 +323,9 @@
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
- mutex_lock(&wiphy_to_dev(wdev->wiphy)->devlist_mtx);
wdev_lock(wdev);
__cfg80211_sme_scan_done(dev);
wdev_unlock(wdev);
- mutex_unlock(&wiphy_to_dev(wdev->wiphy)->devlist_mtx);
}
void cfg80211_sme_rx_auth(struct net_device *dev,
@@ -924,9 +925,12 @@
int err;
mutex_lock(&rdev->devlist_mtx);
+ /* might request scan - scan_mtx -> wdev_mtx dependency */
+ mutex_lock(&rdev->sched_scan_mtx);
wdev_lock(dev->ieee80211_ptr);
err = __cfg80211_connect(rdev, dev, connect, connkeys, NULL);
wdev_unlock(dev->ieee80211_ptr);
+ mutex_unlock(&rdev->sched_scan_mtx);
mutex_unlock(&rdev->devlist_mtx);
return err;
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index b7a5313..7586de77 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -27,7 +27,8 @@
#define WIPHY_PR_ARG __entry->wiphy_name
#define WDEV_ENTRY __field(u32, id)
-#define WDEV_ASSIGN (__entry->id) = (wdev ? wdev->identifier : 0)
+#define WDEV_ASSIGN (__entry->id) = (!IS_ERR_OR_NULL(wdev) \
+ ? wdev->identifier : 0)
#define WDEV_PR_FMT "wdev(%u)"
#define WDEV_PR_ARG (__entry->id)
@@ -1778,7 +1779,7 @@
),
TP_fast_assign(
WIPHY_ASSIGN;
- WIPHY_ASSIGN;
+ NETDEV_ASSIGN;
__entry->acl_policy = params->acl_policy;
),
TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", acl policy: %d",
diff --git a/net/wireless/wext-sme.c b/net/wireless/wext-sme.c
index fb9622f..e79cb5c 100644
--- a/net/wireless/wext-sme.c
+++ b/net/wireless/wext-sme.c
@@ -89,6 +89,7 @@
cfg80211_lock_rdev(rdev);
mutex_lock(&rdev->devlist_mtx);
+ mutex_lock(&rdev->sched_scan_mtx);
wdev_lock(wdev);
if (wdev->sme_state != CFG80211_SME_IDLE) {
@@ -135,6 +136,7 @@
err = cfg80211_mgd_wext_connect(rdev, wdev);
out:
wdev_unlock(wdev);
+ mutex_unlock(&rdev->sched_scan_mtx);
mutex_unlock(&rdev->devlist_mtx);
cfg80211_unlock_rdev(rdev);
return err;
@@ -190,6 +192,7 @@
cfg80211_lock_rdev(rdev);
mutex_lock(&rdev->devlist_mtx);
+ mutex_lock(&rdev->sched_scan_mtx);
wdev_lock(wdev);
err = 0;
@@ -223,6 +226,7 @@
err = cfg80211_mgd_wext_connect(rdev, wdev);
out:
wdev_unlock(wdev);
+ mutex_unlock(&rdev->sched_scan_mtx);
mutex_unlock(&rdev->devlist_mtx);
cfg80211_unlock_rdev(rdev);
return err;
@@ -285,6 +289,7 @@
cfg80211_lock_rdev(rdev);
mutex_lock(&rdev->devlist_mtx);
+ mutex_lock(&rdev->sched_scan_mtx);
wdev_lock(wdev);
if (wdev->sme_state != CFG80211_SME_IDLE) {
@@ -313,6 +318,7 @@
err = cfg80211_mgd_wext_connect(rdev, wdev);
out:
wdev_unlock(wdev);
+ mutex_unlock(&rdev->sched_scan_mtx);
mutex_unlock(&rdev->devlist_mtx);
cfg80211_unlock_rdev(rdev);
return err;
diff --git a/net/xfrm/xfrm_replay.c b/net/xfrm/xfrm_replay.c
index 35754cc..8dafe6d3 100644
--- a/net/xfrm/xfrm_replay.c
+++ b/net/xfrm/xfrm_replay.c
@@ -334,6 +334,70 @@
x->xflags &= ~XFRM_TIME_DEFER;
}
+static void xfrm_replay_notify_esn(struct xfrm_state *x, int event)
+{
+ u32 seq_diff, oseq_diff;
+ struct km_event c;
+ struct xfrm_replay_state_esn *replay_esn = x->replay_esn;
+ struct xfrm_replay_state_esn *preplay_esn = x->preplay_esn;
+
+ /* we send notify messages in case
+ * 1. we updated on of the sequence numbers, and the seqno difference
+ * is at least x->replay_maxdiff, in this case we also update the
+ * timeout of our timer function
+ * 2. if x->replay_maxage has elapsed since last update,
+ * and there were changes
+ *
+ * The state structure must be locked!
+ */
+
+ switch (event) {
+ case XFRM_REPLAY_UPDATE:
+ if (!x->replay_maxdiff)
+ break;
+
+ if (replay_esn->seq_hi == preplay_esn->seq_hi)
+ seq_diff = replay_esn->seq - preplay_esn->seq;
+ else
+ seq_diff = ~preplay_esn->seq + replay_esn->seq + 1;
+
+ if (replay_esn->oseq_hi == preplay_esn->oseq_hi)
+ oseq_diff = replay_esn->oseq - preplay_esn->oseq;
+ else
+ oseq_diff = ~preplay_esn->oseq + replay_esn->oseq + 1;
+
+ if (seq_diff < x->replay_maxdiff &&
+ oseq_diff < x->replay_maxdiff) {
+
+ if (x->xflags & XFRM_TIME_DEFER)
+ event = XFRM_REPLAY_TIMEOUT;
+ else
+ return;
+ }
+
+ break;
+
+ case XFRM_REPLAY_TIMEOUT:
+ if (memcmp(x->replay_esn, x->preplay_esn,
+ xfrm_replay_state_esn_len(replay_esn)) == 0) {
+ x->xflags |= XFRM_TIME_DEFER;
+ return;
+ }
+
+ break;
+ }
+
+ memcpy(x->preplay_esn, x->replay_esn,
+ xfrm_replay_state_esn_len(replay_esn));
+ c.event = XFRM_MSG_NEWAE;
+ c.data.aevent = event;
+ km_state_notify(x, &c);
+
+ if (x->replay_maxage &&
+ !mod_timer(&x->rtimer, jiffies + x->replay_maxage))
+ x->xflags &= ~XFRM_TIME_DEFER;
+}
+
static int xfrm_replay_overflow_esn(struct xfrm_state *x, struct sk_buff *skb)
{
int err = 0;
@@ -510,7 +574,7 @@
.advance = xfrm_replay_advance_esn,
.check = xfrm_replay_check_esn,
.recheck = xfrm_replay_recheck_esn,
- .notify = xfrm_replay_notify_bmp,
+ .notify = xfrm_replay_notify_esn,
.overflow = xfrm_replay_overflow_esn,
};
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index b28cc38..4de4bc4 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3016,6 +3016,7 @@
$dstat !~ /^'X'$/ && # character constants
$dstat !~ /$exceptions/ &&
$dstat !~ /^\.$Ident\s*=/ && # .foo =
+ $dstat !~ /^(?:\#\s*$Ident|\#\s*$Constant)\s*$/ && # stringification #foo
$dstat !~ /^do\s*$Constant\s*while\s*$Constant;?$/ && # do {...} while (...); // do {...} while (...)
$dstat !~ /^for\s*$Constant$/ && # for (...)
$dstat !~ /^for\s*$Constant\s+(?:$Ident|-?$Constant)$/ && # for (...) bar()
diff --git a/security/capability.c b/security/capability.c
index 5797750..6783c3e 100644
--- a/security/capability.c
+++ b/security/capability.c
@@ -737,6 +737,11 @@
{
return 0;
}
+
+static void cap_skb_owned_by(struct sk_buff *skb, struct sock *sk)
+{
+}
+
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
@@ -1071,6 +1076,7 @@
set_to_cap_if_null(ops, tun_dev_open);
set_to_cap_if_null(ops, tun_dev_attach_queue);
set_to_cap_if_null(ops, tun_dev_attach);
+ set_to_cap_if_null(ops, skb_owned_by);
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
set_to_cap_if_null(ops, xfrm_policy_alloc_security);
diff --git a/security/security.c b/security/security.c
index 7b88c6a..03f248b 100644
--- a/security/security.c
+++ b/security/security.c
@@ -1290,6 +1290,11 @@
}
EXPORT_SYMBOL(security_tun_dev_open);
+void security_skb_owned_by(struct sk_buff *skb, struct sock *sk)
+{
+ security_ops->skb_owned_by(skb, sk);
+}
+
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 2fa28c8..7171a95 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -51,6 +51,7 @@
#include <linux/tty.h>
#include <net/icmp.h>
#include <net/ip.h> /* for local_port_range[] */
+#include <net/sock.h>
#include <net/tcp.h> /* struct or_callable used in sock_rcv_skb */
#include <net/net_namespace.h>
#include <net/netlabel.h>
@@ -4363,6 +4364,11 @@
selinux_skb_peerlbl_sid(skb, family, &sksec->peer_sid);
}
+static void selinux_skb_owned_by(struct sk_buff *skb, struct sock *sk)
+{
+ skb_set_owner_w(skb, sk);
+}
+
static int selinux_secmark_relabel_packet(u32 sid)
{
const struct task_security_struct *__tsec;
@@ -5664,6 +5670,7 @@
.tun_dev_attach_queue = selinux_tun_dev_attach_queue,
.tun_dev_attach = selinux_tun_dev_attach,
.tun_dev_open = selinux_tun_dev_open,
+ .skb_owned_by = selinux_skb_owned_by,
#ifdef CONFIG_SECURITY_NETWORK_XFRM
.xfrm_policy_alloc_security = selinux_xfrm_policy_alloc,
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 71ae86c..eb560fa 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -3222,18 +3222,10 @@
int snd_pcm_lib_mmap_iomem(struct snd_pcm_substream *substream,
struct vm_area_struct *area)
{
- long size;
- unsigned long offset;
+ struct snd_pcm_runtime *runtime = substream->runtime;;
area->vm_page_prot = pgprot_noncached(area->vm_page_prot);
- area->vm_flags |= VM_IO;
- size = area->vm_end - area->vm_start;
- offset = area->vm_pgoff << PAGE_SHIFT;
- if (io_remap_pfn_range(area, area->vm_start,
- (substream->runtime->dma_addr + offset) >> PAGE_SHIFT,
- size, area->vm_page_prot))
- return -EAGAIN;
- return 0;
+ return vm_iomap_memory(area, runtime->dma_addr, runtime->dma_bytes);
}
EXPORT_SYMBOL(snd_pcm_lib_mmap_iomem);
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index ecdf30e..4aba764 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -173,7 +173,7 @@
"Line Out", "Speaker", "HP Out", "CD",
"SPDIF Out", "Digital Out", "Modem Line", "Modem Hand",
"Line In", "Aux", "Mic", "Telephony",
- "SPDIF In", "Digitial In", "Reserved", "Other"
+ "SPDIF In", "Digital In", "Reserved", "Other"
};
return jack_types[(cfg & AC_DEFCFG_DEVICE)
diff --git a/sound/pci/hda/hda_eld.c b/sound/pci/hda/hda_eld.c
index 7dd8463..d0d7ac1 100644
--- a/sound/pci/hda/hda_eld.c
+++ b/sound/pci/hda/hda_eld.c
@@ -320,7 +320,7 @@
unsigned char *buf, int *eld_size)
{
int i;
- int ret;
+ int ret = 0;
int size;
/*
diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c
index 43c2ea5..2dbe767 100644
--- a/sound/pci/hda/hda_generic.c
+++ b/sound/pci/hda/hda_generic.c
@@ -740,7 +740,7 @@
static void path_power_down_sync(struct hda_codec *codec, struct nid_path *path)
{
struct hda_gen_spec *spec = codec->spec;
- bool changed;
+ bool changed = false;
int i;
if (!spec->power_down_unused || path->active)
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 418bfc0..bcd40ee 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -134,8 +134,8 @@
* this may give more power-saving, but will take longer time to
* wake up.
*/
-static int power_save_controller = -1;
-module_param(power_save_controller, bint, 0644);
+static bool power_save_controller = 1;
+module_param(power_save_controller, bool, 0644);
MODULE_PARM_DESC(power_save_controller, "Reset controller in power save mode.");
#endif /* CONFIG_PM */
@@ -2931,8 +2931,6 @@
struct snd_card *card = dev_get_drvdata(dev);
struct azx *chip = card->private_data;
- if (power_save_controller > 0)
- return 0;
if (!power_save_controller ||
!(chip->driver_caps & AZX_DCAPS_PM_RUNTIME))
return -EBUSY;
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 78e1827..de8ac5c 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -1196,7 +1196,7 @@
_snd_printd(SND_PR_VERBOSE,
"HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
- codec->addr, pin_nid, eld->monitor_present, eld->eld_valid);
+ codec->addr, pin_nid, pin_eld->monitor_present, eld->eld_valid);
if (eld->eld_valid) {
if (snd_hdmi_get_eld(codec, pin_nid, eld->eld_buffer,
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 563c24d..f15c36b 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -3440,7 +3440,8 @@
const hda_nid_t *ssids;
if (codec->vendor_id == 0x10ec0272 || codec->vendor_id == 0x10ec0663 ||
- codec->vendor_id == 0x10ec0665 || codec->vendor_id == 0x10ec0670)
+ codec->vendor_id == 0x10ec0665 || codec->vendor_id == 0x10ec0670 ||
+ codec->vendor_id == 0x10ec0671)
ssids = alc663_ssids;
else
ssids = alc662_ssids;
@@ -3894,6 +3895,7 @@
{ .id = 0x10ec0665, .name = "ALC665", .patch = patch_alc662 },
{ .id = 0x10ec0668, .name = "ALC668", .patch = patch_alc662 },
{ .id = 0x10ec0670, .name = "ALC670", .patch = patch_alc662 },
+ { .id = 0x10ec0671, .name = "ALC671", .patch = patch_alc662 },
{ .id = 0x10ec0680, .name = "ALC680", .patch = patch_alc680 },
{ .id = 0x10ec0880, .name = "ALC880", .patch = patch_alc880 },
{ .id = 0x10ec0882, .name = "ALC882", .patch = patch_alc882 },
diff --git a/sound/soc/codecs/max98090.c b/sound/soc/codecs/max98090.c
old mode 100755
new mode 100644
diff --git a/sound/soc/codecs/max98090.h b/sound/soc/codecs/max98090.h
old mode 100755
new mode 100644
diff --git a/sound/soc/codecs/si476x.c b/sound/soc/codecs/si476x.c
index f2d61a1..566ea32 100644
--- a/sound/soc/codecs/si476x.c
+++ b/sound/soc/codecs/si476x.c
@@ -159,6 +159,7 @@
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S8:
width = SI476X_PCM_FORMAT_S8;
+ break;
case SNDRV_PCM_FORMAT_S16_LE:
width = SI476X_PCM_FORMAT_S16_LE;
break;
diff --git a/sound/soc/codecs/wm5102.c b/sound/soc/codecs/wm5102.c
index b82bbf5..34d0201 100644
--- a/sound/soc/codecs/wm5102.c
+++ b/sound/soc/codecs/wm5102.c
@@ -584,7 +584,7 @@
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
- struct arizona *arizona = dev_get_drvdata(codec->dev);
+ struct arizona *arizona = dev_get_drvdata(codec->dev->parent);
struct regmap *regmap = codec->control_data;
const struct reg_default *patch = NULL;
int i, patch_size;
diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c
index 134e41c..f8a31ad 100644
--- a/sound/soc/codecs/wm8903.c
+++ b/sound/soc/codecs/wm8903.c
@@ -1083,6 +1083,8 @@
{ "ROP", NULL, "Right Speaker PGA" },
{ "RON", NULL, "Right Speaker PGA" },
+ { "Charge Pump", NULL, "CLK_DSP" },
+
{ "Left Headphone Output PGA", NULL, "Charge Pump" },
{ "Right Headphone Output PGA", NULL, "Charge Pump" },
{ "Left Line Output PGA", NULL, "Charge Pump" },
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index f3f7e75..9af1bdd 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -828,7 +828,8 @@
&buf_list);
if (!buf) {
adsp_err(dsp, "Out of memory\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto out_fw;
}
adsp_dbg(dsp, "%s.%d: Writing %d bytes at %x\n",
@@ -865,7 +866,7 @@
wm_adsp_buf_free(&buf_list);
out:
kfree(file);
- return 0;
+ return ret;
}
int wm_adsp1_init(struct wm_adsp *adsp)
diff --git a/sound/soc/fsl/imx-ssi.c b/sound/soc/fsl/imx-ssi.c
index 55464a5..810c7ee 100644
--- a/sound/soc/fsl/imx-ssi.c
+++ b/sound/soc/fsl/imx-ssi.c
@@ -496,6 +496,8 @@
if (imx_ssi->ac97_reset)
imx_ssi->ac97_reset(ac97);
+ /* First read sometimes fails, do a dummy read */
+ imx_ssi_ac97_read(ac97, 0);
}
static void imx_ssi_ac97_warm_reset(struct snd_ac97 *ac97)
@@ -504,6 +506,9 @@
if (imx_ssi->ac97_warm_reset)
imx_ssi->ac97_warm_reset(ac97);
+
+ /* First read sometimes fails, do a dummy read */
+ imx_ssi_ac97_read(ac97, 0);
}
struct snd_ac97_bus_ops soc_ac97_ops = {
diff --git a/sound/soc/fsl/pcm030-audio-fabric.c b/sound/soc/fsl/pcm030-audio-fabric.c
index 8e52c14..eb43738 100644
--- a/sound/soc/fsl/pcm030-audio-fabric.c
+++ b/sound/soc/fsl/pcm030-audio-fabric.c
@@ -51,7 +51,7 @@
.num_links = ARRAY_SIZE(pcm030_fabric_dai),
};
-static int __init pcm030_fabric_probe(struct platform_device *op)
+static int pcm030_fabric_probe(struct platform_device *op)
{
struct device_node *np = op->dev.of_node;
struct device_node *platform_np;
diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c
index d7231e3..6bbeb0b 100644
--- a/sound/soc/samsung/i2s.c
+++ b/sound/soc/samsung/i2s.c
@@ -972,6 +972,7 @@
static struct i2s_dai *i2s_alloc_dai(struct platform_device *pdev, bool sec)
{
struct i2s_dai *i2s;
+ int ret;
i2s = devm_kzalloc(&pdev->dev, sizeof(struct i2s_dai), GFP_KERNEL);
if (i2s == NULL)
@@ -996,15 +997,17 @@
i2s->i2s_dai_drv.capture.channels_max = 2;
i2s->i2s_dai_drv.capture.rates = SAMSUNG_I2S_RATES;
i2s->i2s_dai_drv.capture.formats = SAMSUNG_I2S_FMTS;
+ dev_set_drvdata(&i2s->pdev->dev, i2s);
} else { /* Create a new platform_device for Secondary */
- i2s->pdev = platform_device_register_resndata(NULL,
- "samsung-i2s-sec", -1, NULL, 0, NULL, 0);
+ i2s->pdev = platform_device_alloc("samsung-i2s-sec", -1);
if (IS_ERR(i2s->pdev))
return NULL;
- }
- /* Pre-assign snd_soc_dai_set_drvdata */
- dev_set_drvdata(&i2s->pdev->dev, i2s);
+ platform_set_drvdata(i2s->pdev, i2s);
+ ret = platform_device_add(i2s->pdev);
+ if (ret < 0)
+ return NULL;
+ }
return i2s;
}
@@ -1107,6 +1110,10 @@
if (samsung_dai_type == TYPE_SEC) {
sec_dai = dev_get_drvdata(&pdev->dev);
+ if (!sec_dai) {
+ dev_err(&pdev->dev, "Unable to get drvdata\n");
+ return -EFAULT;
+ }
snd_soc_register_dai(&sec_dai->pdev->dev,
&sec_dai->i2s_dai_drv);
asoc_dma_platform_register(&pdev->dev);
diff --git a/sound/soc/sh/dma-sh7760.c b/sound/soc/sh/dma-sh7760.c
index 19eff8f..1a8b03e 100644
--- a/sound/soc/sh/dma-sh7760.c
+++ b/sound/soc/sh/dma-sh7760.c
@@ -342,8 +342,8 @@
return 0;
}
-static struct snd_soc_platform sh7760_soc_platform = {
- .pcm_ops = &camelot_pcm_ops,
+static struct snd_soc_platform_driver sh7760_soc_platform = {
+ .ops = &camelot_pcm_ops,
.pcm_new = camelot_pcm_new,
.pcm_free = camelot_pcm_free,
};
diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c
index b5b3db7..ed0bfb0 100644
--- a/sound/soc/soc-compress.c
+++ b/sound/soc/soc-compress.c
@@ -211,19 +211,27 @@
if (platform->driver->compr_ops && platform->driver->compr_ops->set_params) {
ret = platform->driver->compr_ops->set_params(cstream, params);
if (ret < 0)
- goto out;
+ goto err;
}
if (rtd->dai_link->compr_ops && rtd->dai_link->compr_ops->set_params) {
ret = rtd->dai_link->compr_ops->set_params(cstream);
if (ret < 0)
- goto out;
+ goto err;
}
snd_soc_dapm_stream_event(rtd, SNDRV_PCM_STREAM_PLAYBACK,
SND_SOC_DAPM_STREAM_START);
-out:
+ /* cancel any delayed stream shutdown that is pending */
+ rtd->pop_wait = 0;
+ mutex_unlock(&rtd->pcm_mutex);
+
+ cancel_delayed_work_sync(&rtd->delayed_work);
+
+ return ret;
+
+err:
mutex_unlock(&rtd->pcm_mutex);
return ret;
}
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index b7e84a7..ff4b45a5 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -2963,7 +2963,7 @@
val = val << shift;
ret = snd_soc_update_bits_locked(codec, reg, val_mask, val);
- if (ret != 0)
+ if (ret < 0)
return ret;
if (snd_soc_volsw_is_stereo(mc)) {
@@ -3140,7 +3140,7 @@
if (params->mask) {
ret = regmap_read(codec->control_data, params->base, &val);
if (ret != 0)
- return ret;
+ goto out;
val &= params->mask;
@@ -3158,13 +3158,15 @@
((u32 *)data)[0] |= cpu_to_be32(val);
break;
default:
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
}
ret = regmap_raw_write(codec->control_data, params->base,
data, len);
+out:
kfree(data);
return ret;
@@ -4197,7 +4199,6 @@
dev_err(card->dev,
"ASoC: Property '%s' index %d could not be read: %d\n",
propname, 2 * i, ret);
- kfree(routes);
return -EINVAL;
}
ret = of_property_read_string_index(np, propname,
@@ -4206,7 +4207,6 @@
dev_err(card->dev,
"ASoC: Property '%s' index %d could not be read: %d\n",
propname, (2 * i) + 1, ret);
- kfree(routes);
return -EINVAL;
}
}
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 1d6a9b3..d6d9ba2 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -831,6 +831,9 @@
if (path->weak)
continue;
+ if (path->walking)
+ return 1;
+
if (path->walked)
continue;
@@ -838,6 +841,7 @@
if (path->sink && path->connect) {
path->walked = 1;
+ path->walking = 1;
/* do we need to add this widget to the list ? */
if (list) {
@@ -847,11 +851,14 @@
dev_err(widget->dapm->dev,
"ASoC: could not add widget %s\n",
widget->name);
+ path->walking = 0;
return con;
}
}
con += is_connected_output_ep(path->sink, list);
+
+ path->walking = 0;
}
}
@@ -931,6 +938,9 @@
if (path->weak)
continue;
+ if (path->walking)
+ return 1;
+
if (path->walked)
continue;
@@ -938,6 +948,7 @@
if (path->source && path->connect) {
path->walked = 1;
+ path->walking = 1;
/* do we need to add this widget to the list ? */
if (list) {
@@ -947,11 +958,14 @@
dev_err(widget->dapm->dev,
"ASoC: could not add widget %s\n",
widget->name);
+ path->walking = 0;
return con;
}
}
con += is_connected_input_ep(path->source, list);
+
+ path->walking = 0;
}
}
diff --git a/sound/soc/spear/spear_pcm.c b/sound/soc/spear/spear_pcm.c
index 9b76cc5..5e7aebe 100644
--- a/sound/soc/spear/spear_pcm.c
+++ b/sound/soc/spear/spear_pcm.c
@@ -149,9 +149,9 @@
static u64 spear_pcm_dmamask = DMA_BIT_MASK(32);
-static int spear_pcm_new(struct snd_card *card,
- struct snd_soc_dai *dai, struct snd_pcm *pcm)
+static int spear_pcm_new(struct snd_soc_pcm_runtime *rtd)
{
+ struct snd_card *card = rtd->card->snd_card;
int ret;
if (!card->dev->dma_mask)
@@ -159,16 +159,16 @@
if (!card->dev->coherent_dma_mask)
card->dev->coherent_dma_mask = DMA_BIT_MASK(32);
- if (dai->driver->playback.channels_min) {
- ret = spear_pcm_preallocate_dma_buffer(pcm,
+ if (rtd->cpu_dai->driver->playback.channels_min) {
+ ret = spear_pcm_preallocate_dma_buffer(rtd->pcm,
SNDRV_PCM_STREAM_PLAYBACK,
spear_pcm_hardware.buffer_bytes_max);
if (ret)
return ret;
}
- if (dai->driver->capture.channels_min) {
- ret = spear_pcm_preallocate_dma_buffer(pcm,
+ if (rtd->cpu_dai->driver->capture.channels_min) {
+ ret = spear_pcm_preallocate_dma_buffer(rtd->pcm,
SNDRV_PCM_STREAM_CAPTURE,
spear_pcm_hardware.buffer_bytes_max);
if (ret)
diff --git a/sound/soc/tegra/tegra_pcm.c b/sound/soc/tegra/tegra_pcm.c
index c925ab0..5e2c55c 100644
--- a/sound/soc/tegra/tegra_pcm.c
+++ b/sound/soc/tegra/tegra_pcm.c
@@ -43,8 +43,6 @@
static const struct snd_pcm_hardware tegra_pcm_hardware = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_MMAP_VALID |
- SNDRV_PCM_INFO_PAUSE |
- SNDRV_PCM_INFO_RESUME |
SNDRV_PCM_INFO_INTERLEAVED,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
.channels_min = 2,
@@ -127,26 +125,6 @@
return 0;
}
-static int tegra_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
-{
- switch (cmd) {
- case SNDRV_PCM_TRIGGER_START:
- case SNDRV_PCM_TRIGGER_RESUME:
- case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- return snd_dmaengine_pcm_trigger(substream,
- SNDRV_PCM_TRIGGER_START);
-
- case SNDRV_PCM_TRIGGER_STOP:
- case SNDRV_PCM_TRIGGER_SUSPEND:
- case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- return snd_dmaengine_pcm_trigger(substream,
- SNDRV_PCM_TRIGGER_STOP);
- default:
- return -EINVAL;
- }
- return 0;
-}
-
static int tegra_pcm_mmap(struct snd_pcm_substream *substream,
struct vm_area_struct *vma)
{
@@ -164,7 +142,7 @@
.ioctl = snd_pcm_lib_ioctl,
.hw_params = tegra_pcm_hw_params,
.hw_free = tegra_pcm_hw_free,
- .trigger = tegra_pcm_trigger,
+ .trigger = snd_dmaengine_pcm_trigger,
.pointer = snd_dmaengine_pcm_pointer,
.mmap = tegra_pcm_mmap,
};
diff --git a/sound/usb/clock.c b/sound/usb/clock.c
index 5e634a2..9e2703a 100644
--- a/sound/usb/clock.c
+++ b/sound/usb/clock.c
@@ -253,7 +253,7 @@
{
struct usb_device *dev = chip->dev;
unsigned char data[4];
- int err, crate;
+ int err, cur_rate, prev_rate;
int clock = snd_usb_clock_find_source(chip, fmt->clock);
if (clock < 0)
@@ -266,6 +266,19 @@
return -ENXIO;
}
+ err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_CUR,
+ USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN,
+ UAC2_CS_CONTROL_SAM_FREQ << 8,
+ snd_usb_ctrl_intf(chip) | (clock << 8),
+ data, sizeof(data));
+ if (err < 0) {
+ snd_printk(KERN_WARNING "%d:%d:%d: cannot get freq (v2)\n",
+ dev->devnum, iface, fmt->altsetting);
+ prev_rate = 0;
+ } else {
+ prev_rate = data[0] | (data[1] << 8) | (data[2] << 16) | (data[3] << 24);
+ }
+
data[0] = rate;
data[1] = rate >> 8;
data[2] = rate >> 16;
@@ -280,19 +293,31 @@
return err;
}
- if ((err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_CUR,
- USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN,
- UAC2_CS_CONTROL_SAM_FREQ << 8,
- snd_usb_ctrl_intf(chip) | (clock << 8),
- data, sizeof(data))) < 0) {
+ err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_CUR,
+ USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN,
+ UAC2_CS_CONTROL_SAM_FREQ << 8,
+ snd_usb_ctrl_intf(chip) | (clock << 8),
+ data, sizeof(data));
+ if (err < 0) {
snd_printk(KERN_WARNING "%d:%d:%d: cannot get freq (v2)\n",
dev->devnum, iface, fmt->altsetting);
- return err;
+ cur_rate = 0;
+ } else {
+ cur_rate = data[0] | (data[1] << 8) | (data[2] << 16) | (data[3] << 24);
}
- crate = data[0] | (data[1] << 8) | (data[2] << 16) | (data[3] << 24);
- if (crate != rate)
- snd_printd(KERN_WARNING "current rate %d is different from the runtime rate %d\n", crate, rate);
+ if (cur_rate != rate) {
+ snd_printd(KERN_WARNING
+ "current rate %d is different from the runtime rate %d\n",
+ cur_rate, rate);
+ }
+
+ /* Some devices doesn't respond to sample rate changes while the
+ * interface is active. */
+ if (rate != prev_rate) {
+ usb_set_interface(dev, iface, 0);
+ usb_set_interface(dev, iface, fmt->altsetting);
+ }
return 0;
}
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c
index 497d274..ebe9144 100644
--- a/sound/usb/mixer_quirks.c
+++ b/sound/usb/mixer_quirks.c
@@ -509,7 +509,7 @@
else
ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
- 0, cpu_to_le16(wIndex),
+ 0, wIndex,
&tmp, sizeof(tmp), 1000);
up_read(&mixer->chip->shutdown_rwsem);
@@ -540,7 +540,7 @@
else
ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), bRequest,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
- cpu_to_le16(wValue), cpu_to_le16(wIndex),
+ wValue, wIndex,
NULL, 0, 1000);
up_read(&mixer->chip->shutdown_rwsem);
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 5325a38..9c5ab22 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -486,7 +486,7 @@
{
int ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
0xaf, USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- cpu_to_le16(1), 0, NULL, 0, 1000);
+ 1, 0, NULL, 0, 1000);
if (ret < 0)
return ret;
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index 6f3214e..321e066 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -1421,6 +1421,7 @@
case 0x3C: /* HSW */
case 0x3F: /* HSW */
case 0x45: /* HSW */
+ case 0x46: /* HSW */
return 1;
case 0x2E: /* Nehalem-EX Xeon - Beckton */
case 0x2F: /* Westmere-EX Xeon - Eagleton */
@@ -1515,6 +1516,7 @@
case 0x3C: /* HSW */
case 0x3F: /* HSW */
case 0x45: /* HSW */
+ case 0x46: /* HSW */
do_rapl = RAPL_PKG | RAPL_CORES | RAPL_GFX;
break;
case 0x2D:
@@ -1754,6 +1756,7 @@
case 0x3C: /* HSW */
case 0x3F: /* HSW */
case 0x45: /* HSW */
+ case 0x46: /* HSW */
return 1;
}
return 0;
@@ -2276,7 +2279,7 @@
cmdline(argc, argv);
if (verbose)
- fprintf(stderr, "turbostat v3.2 February 11, 2013"
+ fprintf(stderr, "turbostat v3.3 March 15, 2013"
" - Len Brown <lenb@kernel.org>\n");
turbostat_init();
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index adc68fe..f18013f 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1541,21 +1541,38 @@
}
int kvm_gfn_to_hva_cache_init(struct kvm *kvm, struct gfn_to_hva_cache *ghc,
- gpa_t gpa)
+ gpa_t gpa, unsigned long len)
{
struct kvm_memslots *slots = kvm_memslots(kvm);
int offset = offset_in_page(gpa);
- gfn_t gfn = gpa >> PAGE_SHIFT;
+ gfn_t start_gfn = gpa >> PAGE_SHIFT;
+ gfn_t end_gfn = (gpa + len - 1) >> PAGE_SHIFT;
+ gfn_t nr_pages_needed = end_gfn - start_gfn + 1;
+ gfn_t nr_pages_avail;
ghc->gpa = gpa;
ghc->generation = slots->generation;
- ghc->memslot = gfn_to_memslot(kvm, gfn);
- ghc->hva = gfn_to_hva_many(ghc->memslot, gfn, NULL);
- if (!kvm_is_error_hva(ghc->hva))
+ ghc->len = len;
+ ghc->memslot = gfn_to_memslot(kvm, start_gfn);
+ ghc->hva = gfn_to_hva_many(ghc->memslot, start_gfn, &nr_pages_avail);
+ if (!kvm_is_error_hva(ghc->hva) && nr_pages_avail >= nr_pages_needed) {
ghc->hva += offset;
- else
- return -EFAULT;
-
+ } else {
+ /*
+ * If the requested region crosses two memslots, we still
+ * verify that the entire region is valid here.
+ */
+ while (start_gfn <= end_gfn) {
+ ghc->memslot = gfn_to_memslot(kvm, start_gfn);
+ ghc->hva = gfn_to_hva_many(ghc->memslot, start_gfn,
+ &nr_pages_avail);
+ if (kvm_is_error_hva(ghc->hva))
+ return -EFAULT;
+ start_gfn += nr_pages_avail;
+ }
+ /* Use the slow path for cross page reads and writes. */
+ ghc->memslot = NULL;
+ }
return 0;
}
EXPORT_SYMBOL_GPL(kvm_gfn_to_hva_cache_init);
@@ -1566,8 +1583,13 @@
struct kvm_memslots *slots = kvm_memslots(kvm);
int r;
+ BUG_ON(len > ghc->len);
+
if (slots->generation != ghc->generation)
- kvm_gfn_to_hva_cache_init(kvm, ghc, ghc->gpa);
+ kvm_gfn_to_hva_cache_init(kvm, ghc, ghc->gpa, ghc->len);
+
+ if (unlikely(!ghc->memslot))
+ return kvm_write_guest(kvm, ghc->gpa, data, len);
if (kvm_is_error_hva(ghc->hva))
return -EFAULT;
@@ -1587,8 +1609,13 @@
struct kvm_memslots *slots = kvm_memslots(kvm);
int r;
+ BUG_ON(len > ghc->len);
+
if (slots->generation != ghc->generation)
- kvm_gfn_to_hva_cache_init(kvm, ghc, ghc->gpa);
+ kvm_gfn_to_hva_cache_init(kvm, ghc, ghc->gpa, ghc->len);
+
+ if (unlikely(!ghc->memslot))
+ return kvm_read_guest(kvm, ghc->gpa, data, len);
if (kvm_is_error_hva(ghc->hva))
return -EFAULT;