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Commit 5fd77891 authored by Vincent Guittot's avatar Vincent Guittot Committed by Ingo Molnar
Browse files

sched/sysctl: Remove unused sched_time_avg_ms sysctl 



/proc/sys/kernel/sched_time_avg_ms entry is not used anywhere,
remove it.

Signed-off-by: default avatarVincent Guittot <vincent.guittot@linaro.org>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: default avatarLuis R. Rodriguez <mcgrof@kernel.org>
Cc: Kees Cook <keescook@chromium.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Morten.Rasmussen@arm.com
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: claudio@evidence.eu.com
Cc: daniel.lezcano@linaro.org
Cc: dietmar.eggemann@arm.com
Cc: joel@joelfernandes.org
Cc: juri.lelli@redhat.com
Cc: luca.abeni@santannapisa.it
Cc: patrick.bellasi@arm.com
Cc: quentin.perret@arm.com
Cc: rjw@rjwysocki.net
Cc: valentin.schneider@arm.com
Cc: viresh.kumar@linaro.org
Link: http://lkml.kernel.org/r/1530200714-4504-12-git-send-email-vincent.guittot@linaro.org


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent bbb62c0b

include/linux/sched/sysctl.h

+0 −1
Original line number Diff line number Diff line
@@ -40,7 +40,6 @@ extern unsigned int sysctl_numa_balancing_scan_size; 
#ifdef CONFIG_SCHED_DEBUG

extern __read_mostly unsigned int sysctl_sched_migration_cost;

extern __read_mostly unsigned int sysctl_sched_nr_migrate;

extern __read_mostly unsigned int sysctl_sched_time_avg;



int sched_proc_update_handler(struct ctl_table *table, int write,

		void __user *buffer, size_t *length,

kernel/sched/core.c

+0 −8
Original line number Diff line number Diff line
@@ -46,14 +46,6 @@ const_debug unsigned int sysctl_sched_features = 
 */

const_debug unsigned int sysctl_sched_nr_migrate = 32;



/*

 * period over which we average the RT time consumption, measured

 * in ms.

 *

 * default: 1s

 */

const_debug unsigned int sysctl_sched_time_avg = MSEC_PER_SEC;



/*

 * period over which we measure -rt task CPU usage in us.

 * default: 1s

kernel/sched/sched.h

+0 −1
Original line number Diff line number Diff line
@@ -1713,7 +1713,6 @@ extern void deactivate_task(struct rq *rq, struct task_struct *p, int flags); 


extern void check_preempt_curr(struct rq *rq, struct task_struct *p, int flags);



extern const_debug unsigned int sysctl_sched_time_avg;

extern const_debug unsigned int sysctl_sched_nr_migrate;

extern const_debug unsigned int sysctl_sched_migration_cost;

kernel/sysctl.c

+0 −8
Original line number Diff line number Diff line
@@ -368,14 +368,6 @@ static struct ctl_table kern_table[] = { 
		.mode		= 0644,

		.proc_handler	= proc_dointvec,

	},

	{

		.procname	= "sched_time_avg_ms",

		.data		= &sysctl_sched_time_avg,

		.maxlen		= sizeof(unsigned int),

		.mode		= 0644,

		.proc_handler	= proc_dointvec_minmax,

		.extra1		= &one,

	},

#ifdef CONFIG_SCHEDSTATS

	{

		.procname	= "sched_schedstats",