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Commit bab437b7 authored by Pavankumar Kondeti's avatar Pavankumar Kondeti Committed by Satya Durga Srinivasu Prabhala
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sched/fair: Improve the scheduler 



This change is for general scheduler improvement.

Change-Id: I7e6cc760a6add9ebdab7d67a176559bc640f7790
Signed-off-by: default avatarPavankumar Kondeti <pkondeti@codeaurora.org>
Signed-off-by: default avatarLingutla Chandrasekhar <clingutla@codeaurora.org>
[satyap@codeaurora.org: port to 5.4 and minor update for WALT]
Signed-off-by: default avatarSatya Durga Srinivasu Prabhala <satyap@codeaurora.org>
parent ac0eba9b

kernel/sched/fair.c

+5 −0
Original line number Diff line number Diff line
@@ -8870,6 +8870,11 @@ group_is_overloaded(struct lb_env *env, struct sg_lb_stats *sgs) 
	if (sgs->sum_nr_running <= sgs->group_weight)

		return false;



#ifdef CONFIG_SCHED_WALT

	if (env->idle != CPU_NOT_IDLE && walt_rotation_enabled)

		return true;

#endif



	if ((sgs->group_capacity * 100) <

			(sgs->group_util * env->sd->imbalance_pct))

		return true;

kernel/sched/walt.h

+2 −0
Original line number Diff line number Diff line
@@ -13,6 +13,8 @@ 


#define EXITING_TASK_MARKER	0xdeaddead



extern unsigned int walt_rotation_enabled;



extern void __weak

walt_update_task_ravg(struct task_struct *p, struct rq *rq, int event,

						u64 wallclock, u64 irqtime);