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Commit 380c9077 authored by Kamalesh Babulal's avatar Kamalesh Babulal Committed by Ingo Molnar
Browse files

sched/fair: Clean up update_sg_lb_stats() a bit 



Add rq->nr_running to sgs->sum_nr_running directly instead of
assigning it through an intermediate variable nr_running.

Signed-off-by: default avatarKamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Signed-off-by: default avatarPeter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1384508212-25032-1-git-send-email-kamalesh@linux.vnet.ibm.com


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent c44f2a02

kernel/sched/fair.c

+1 −4
Original line number Diff line number Diff line
@@ -5500,7 +5500,6 @@ static inline void update_sg_lb_stats(struct lb_env *env, 
			struct sched_group *group, int load_idx,

			int local_group, struct sg_lb_stats *sgs)

{

	unsigned long nr_running;

	unsigned long load;

	int i;
@@ -5509,8 +5508,6 @@ static inline void update_sg_lb_stats(struct lb_env *env, 
	for_each_cpu_and(i, sched_group_cpus(group), env->cpus) {

		struct rq *rq = cpu_rq(i);



		nr_running = rq->nr_running;



		/* Bias balancing toward cpus of our domain */

		if (local_group)

			load = target_load(i, load_idx);
@@ -5518,7 +5515,7 @@ static inline void update_sg_lb_stats(struct lb_env *env, 
			load = source_load(i, load_idx);



		sgs->group_load += load;

		sgs->sum_nr_running += nr_running;

		sgs->sum_nr_running += rq->nr_running;

#ifdef CONFIG_NUMA_BALANCING

		sgs->nr_numa_running += rq->nr_numa_running;

		sgs->nr_preferred_running += rq->nr_preferred_running;