[PATCH] tiny: Make *[ug]id16 support optional
Configurable 16-bit UID and friends support
This allows turning off the legacy 16 bit UID interfaces on embedded platforms.
text data bss dec hex filename
3330172 529036 190556 4049764 3dcb64 vmlinux-baseline
3328268 529040 190556 4047864 3dc3f8 vmlinux
From: Adrian Bunk <bunk@stusta.de>
UID16 was accidentially disabled for !EMBEDDED.
Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/init/Kconfig b/init/Kconfig
index 0eb65f2..1a1f114 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -228,6 +228,15 @@
source "usr/Kconfig"
+config UID16
+ bool "Enable 16-bit UID system calls" if EMBEDDED
+ depends !ALPHA && !PPC && !PPC64 && !PARISC && !V850 && !ARCH_S390X
+ depends !X86_64 || IA32_EMULATION
+ depends !SPARC64 || SPARC32_COMPAT
+ default y
+ help
+ This enables the legacy 16-bit UID syscall wrappers.
+
config CC_OPTIMIZE_FOR_SIZE
bool "Optimize for size (Look out for broken compilers!)"
default y