From: Dietmar Eggemann <dietmar.eggemann@arm.com>
Date: Fri, 13 Jan 2017 13:51:24 +0000 (+0000)
Subject: sched: Remove sysctl_sched_is_big_little
X-Git-Tag: release-20171130_firefly~4^2~100^2~53
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=3bf7b11f4b56315b1347e7d5f8fbd5a40db55a92;p=firefly-linux-kernel-4.4.55.git

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>
---

diff --git a/include/linux/sched/sysctl.h b/include/linux/sched/sysctl.h
index d68e88c9d4d7..2bf4520d8089 100644
--- a/include/linux/sched/sysctl.h
+++ b/include/linux/sched/sysctl.h
@@ -39,7 +39,6 @@ extern unsigned int sysctl_sched_latency;
 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;
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 387950f2649d..770d0ab957cc 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;
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 8b0542861c42..8ea768245b92 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -306,8 +306,8 @@ static struct ctl_table kern_table[] = {
 		.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,
@@ -342,13 +342,6 @@ static struct ctl_table kern_table[] = {
 		.proc_handler	= proc_dointvec,
 	},
 #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,