commit ea5a7f2df0345139f33f13b1b124bc6c3c849a72
author Dietmar Eggemann <dietmar.eggemann@arm.com> Fri Jan 13 13:51:24 2017 +0000
committer Andres Oportus <andresoportus@google.com> Thu Aug 03 15:30:22 2017 -0700
tree 4444547f69345b569f3ff9b62f300718d0456874
parent 8c2e3d885095746556bf5c432080c2c2276a4c44

ANDROID: sched: Remove sysctl_sched_is_big_little

With the new wakeup approach this sysctl is not necessary any more.

Change-Id: I52114b3c918791f6a4f9f30f50002919ccbc1a9c
Signed-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
(cherry picked from commit 885c0d503bcdf0ef4e9b46822496f16b20aa3bbd)
Signed-off-by: Chris Redpath <chris.redpath@arm.com>
Signed-off-by: Quentin Perret <quentin.perret@arm.com>

include/linux/sched/sysctl.h

diff --git a/include/linux/sched/sysctl.h b/include/linux/sched/sysctl.h
index 264a220..48dfcce 100644
--- a/include/linux/sched/sysctl.h
+++ b/include/linux/sched/sysctl.h
@@ -18,7 +18,6 @@
 extern unsigned int sysctl_sched_min_granularity;
 extern unsigned int sysctl_sched_wakeup_granularity;
 extern unsigned int sysctl_sched_child_runs_first;
-extern unsigned int sysctl_sched_is_big_little;
 extern unsigned int sysctl_sched_sync_hint_enable;
 extern unsigned int sysctl_sched_initial_task_util;
 extern unsigned int sysctl_sched_cstate_aware;

kernel/sched/fair.c

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index aa8fdf3..57cc4d4 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -53,7 +53,6 @@
 unsigned int sysctl_sched_latency = 6000000ULL;
 unsigned int normalized_sysctl_sched_latency = 6000000ULL;
 
-unsigned int sysctl_sched_is_big_little = 0;
 unsigned int sysctl_sched_sync_hint_enable = 1;
 unsigned int sysctl_sched_initial_task_util = 0;
 unsigned int sysctl_sched_cstate_aware = 1;

kernel/sysctl.c

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 462b3d1..baf9692 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -308,8 +308,8 @@
 		.extra2		= &max_sched_granularity_ns,
 	},
 	{
-		.procname	= "sched_is_big_little",
-		.data		= &sysctl_sched_is_big_little,
+		.procname	= "sched_sync_hint_enable",
+		.data		= &sysctl_sched_sync_hint_enable,
 		.maxlen		= sizeof(unsigned int),
 		.mode		= 0644,
 		.proc_handler	= proc_dointvec,
@@ -345,13 +345,6 @@
 	},
 #endif
 	{
-		.procname	= "sched_sync_hint_enable",
-		.data		= &sysctl_sched_sync_hint_enable,
-		.maxlen		= sizeof(unsigned int),
-		.mode		= 0644,
-		.proc_handler	= proc_dointvec,
-	},
-	{
 		.procname	= "sched_initial_task_util",
 		.data		= &sysctl_sched_initial_task_util,
 		.maxlen		= sizeof(unsigned int),