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

Commit e6b1b2c9 authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Ingo Molnar
Browse files

sched: Split WAKEUP_OVERLAP 



It consists of two conditions, split them out in separate toggles
so we can test them independently.

Signed-off-by: default avatarPeter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent b78bb868

kernel/sched_fair.c

+4 −3
Original line number Original line Diff line number Diff line
@@ -1526,7 +1526,8 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int sync) 
	if (!sched_feat(WAKEUP_PREEMPT))

	if (!sched_feat(WAKEUP_PREEMPT))

		return;

		return;





	if (sched_feat(WAKEUP_OVERLAP) && (sync ||

	if ((sched_feat(WAKEUP_SYNC) && sync) ||

	    (sched_feat(WAKEUP_OVERLAP) &&

	     (se->avg_overlap < sysctl_sched_migration_cost &&

	     (se->avg_overlap < sysctl_sched_migration_cost &&

	      pse->avg_overlap < sysctl_sched_migration_cost))) {

	      pse->avg_overlap < sysctl_sched_migration_cost))) {

		resched_task(curr);

		resched_task(curr);

kernel/sched_features.h

+1 −0
Original line number Original line Diff line number Diff line
@@ -12,6 +12,7 @@ SCHED_FEAT(ASYM_GRAN, 1) 
SCHED_FEAT(LB_BIAS, 1)

SCHED_FEAT(LB_BIAS, 1)

SCHED_FEAT(LB_WAKEUP_UPDATE, 1)

SCHED_FEAT(LB_WAKEUP_UPDATE, 1)

SCHED_FEAT(ASYM_EFF_LOAD, 1)

SCHED_FEAT(ASYM_EFF_LOAD, 1)

SCHED_FEAT(WAKEUP_SYNC, 0)

SCHED_FEAT(WAKEUP_OVERLAP, 0)

SCHED_FEAT(WAKEUP_OVERLAP, 0)

SCHED_FEAT(LAST_BUDDY, 1)

SCHED_FEAT(LAST_BUDDY, 1)

SCHED_FEAT(OWNER_SPIN, 1)
 
SCHED_FEAT(OWNER_SPIN, 1)