From a062d16449c0d2e00d5a54123c9cfadea3f6c763 Mon Sep 17 00:00:00 2001 From: Vincent Guittot Date: Fri, 14 Dec 2018 17:01:56 +0100 Subject: sched/fair: Trigger asym_packing during idle load balance Newly idle load balancing is not always triggered when a CPU becomes idle. This prevents the scheduler from getting a chance to migrate the task for asym packing. Enable active migration during idle load balance too. Signed-off-by: Vincent Guittot Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: valentin.schneider@arm.com Cc: linux-kernel@vger.kernel.org Signed-off-by: Ingo Molnar --- kernel/sched/fair.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'kernel/sched') diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 3b61e19b504a..9693cf2ea954 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -8832,7 +8832,7 @@ static int need_active_balance(struct lb_env *env) { struct sched_domain *sd = env->sd; - if (env->idle == CPU_NEWLY_IDLE) { + if (env->idle != CPU_NOT_IDLE) { /* * ASYM_PACKING needs to force migrate tasks from busy but -- cgit