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Commit b216c066 authored by Joonwoo Park's avatar Joonwoo Park
Browse files

sched: inline function scale_load_to_cpu() 



Inline relatively small and frequently used function scale_load_to_cpu().

CRs-fixed: 849655
Change-Id: Id5f60595c394959d78e6da4cc4c18c338fec285b
Signed-off-by: default avatarJoonwoo Park <joonwoop@codeaurora.org>
parent 77c87a3b

kernel/sched/fair.c

+0 −15
Original line number Diff line number Diff line
@@ -2709,21 +2709,6 @@ int sched_get_cpu_mostly_idle_nr_run(int cpu) 
	return rq->mostly_idle_nr_run;

}



/*

 * 'load' is in reference to "best cpu" at its best frequency.

 * Scale that in reference to a given cpu, accounting for how bad it is

 * in reference to "best cpu".

 */

u64 scale_load_to_cpu(u64 task_load, int cpu)

{

	struct rq *rq = cpu_rq(cpu);



	task_load *= (u64)rq->load_scale_factor;

	task_load /= 1024;



	return task_load;

}



#ifdef CONFIG_CGROUP_SCHED



static inline int upmigrate_discouraged(struct task_struct *p)

kernel/sched/sched.h

+15 −1
Original line number Diff line number Diff line
@@ -910,7 +910,6 @@ extern unsigned int sched_upmigrate; 
extern unsigned int sched_downmigrate;

extern unsigned int sched_init_task_load_pelt;

extern unsigned int sched_init_task_load_windows;

extern u64 scale_load_to_cpu(u64 load, int cpu);

extern unsigned int sched_heavy_task;

extern unsigned int up_down_migrate_scale_factor;

extern void reset_cpu_hmp_stats(int cpu, int reset_cra);
@@ -922,6 +921,21 @@ unsigned int cpu_temp(int cpu); 
extern unsigned int nr_eligible_big_tasks(int cpu);

extern void update_up_down_migrate(void);



/*

 * 'load' is in reference to "best cpu" at its best frequency.

 * Scale that in reference to a given cpu, accounting for how bad it is

 * in reference to "best cpu".

 */

static inline u64 scale_load_to_cpu(u64 task_load, int cpu)

{

	struct rq *rq = cpu_rq(cpu);



	task_load *= (u64)rq->load_scale_factor;

	task_load /= 1024;



	return task_load;

}



static inline int capacity(struct rq *rq)

{

	return rq->capacity;