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Commit ea0aa3b2 authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Ingo Molnar
Browse files

sched: simplify bonus calculation #2 



current code:

 delta = calc_delta_mine(delta_exec, curr->load.weight, lw);
 delta = min((u64)delta, cfs_rq->sleeper_bonus);

Notice that this calc_delta_mine() line is exactly delta_mine, which
gives:

 delta = min((u64)delta_mine, cfs_rq->sleeper_bonus);

Signed-off-by: default avatarPeter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent a6f29940

kernel/sched_fair.c

+1 −2
Original line number Diff line number Diff line
@@ -303,8 +303,7 @@ __update_curr(struct cfs_rq *cfs_rq, struct sched_entity *curr) 
	delta_mine = calc_delta_mine(delta_exec, curr->load.weight, lw);



	if (cfs_rq->sleeper_bonus > sysctl_sched_granularity) {

		delta = calc_delta_mine(delta_exec, curr->load.weight, lw);

		delta = min((u64)delta, cfs_rq->sleeper_bonus);

		delta = min((u64)delta_mine, cfs_rq->sleeper_bonus);

		delta = min(delta, (unsigned long)(

			(long)sysctl_sched_runtime_limit - curr->wait_runtime));

		cfs_rq->sleeper_bonus -= delta;