Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 50df5d6a authored by Ingo Molnar's avatar Ingo Molnar
Browse files

sched: remove sysctl_sched_batch_wakeup_granularity 



it's unused.

Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 02e2b83b

include/linux/sched.h

+0 −1
Original line number Diff line number Diff line
@@ -1551,7 +1551,6 @@ static inline void wake_up_idle_cpu(int cpu) { } 
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_batch_wakeup_granularity;

extern unsigned int sysctl_sched_child_runs_first;

extern unsigned int sysctl_sched_features;

extern unsigned int sysctl_sched_migration_cost;

kernel/sched.c

+0 −1
Original line number Diff line number Diff line
@@ -5396,7 +5396,6 @@ static inline void sched_init_granularity(void) 
		sysctl_sched_latency = limit;



	sysctl_sched_wakeup_granularity *= factor;

	sysctl_sched_batch_wakeup_granularity *= factor;

}



#ifdef CONFIG_SMP

kernel/sched_debug.c

+0 −1
Original line number Diff line number Diff line
@@ -214,7 +214,6 @@ static int sched_debug_show(struct seq_file *m, void *v) 
	PN(sysctl_sched_latency);

	PN(sysctl_sched_min_granularity);

	PN(sysctl_sched_wakeup_granularity);

	PN(sysctl_sched_batch_wakeup_granularity);

	PN(sysctl_sched_child_runs_first);

	P(sysctl_sched_features);

#undef PN

kernel/sched_fair.c

+0 −10
Original line number Diff line number Diff line
@@ -61,16 +61,6 @@ const_debug unsigned int sysctl_sched_child_runs_first = 1; 
 */

unsigned int __read_mostly sysctl_sched_compat_yield;



/*

 * SCHED_BATCH wake-up granularity.

 * (default: 10 msec * (1 + ilog(ncpus)), units: nanoseconds)

 *

 * This option delays the preemption effects of decoupled workloads

 * and reduces their over-scheduling. Synchronous workloads will still

 * have immediate wakeup/sleep latencies.

 */

unsigned int sysctl_sched_batch_wakeup_granularity = 10000000UL;



/*

 * SCHED_OTHER wake-up granularity.

 * (default: 10 msec * (1 + ilog(ncpus)), units: nanoseconds)

kernel/sysctl.c

+0 −11
Original line number Diff line number Diff line
@@ -268,17 +268,6 @@ static struct ctl_table kern_table[] = { 
		.extra1		= &min_wakeup_granularity_ns,

		.extra2		= &max_wakeup_granularity_ns,

	},

	{

		.ctl_name	= CTL_UNNUMBERED,

		.procname	= "sched_batch_wakeup_granularity_ns",

		.data		= &sysctl_sched_batch_wakeup_granularity,

		.maxlen		= sizeof(unsigned int),

		.mode		= 0644,

		.proc_handler	= &proc_dointvec_minmax,

		.strategy	= &sysctl_intvec,

		.extra1		= &min_wakeup_granularity_ns,

		.extra2		= &max_wakeup_granularity_ns,

	},

	{

		.ctl_name	= CTL_UNNUMBERED,

		.procname	= "sched_child_runs_first",