From c7ba09ce6aa54f9f851b8cf1a9a0b145d0f42f9e Mon Sep 17 00:00:00 2001 From: Quentin Perret Date: Thu, 7 Jan 2021 09:20:25 +0000 Subject: [PATCH] ANDROID: sched/fair: Sync task util for strf hook The vendor hook in select_task_rq_fair() currently sees a potentially stale task utilization. Make sure to sync it beforehand to avoid any issues. Fixes: a1fc1fba460b ("ANDROID: sched: add restrict vendor hook to modify task placement policy in EAS") Signed-off-by: Quentin Perret Change-Id: I7675ce9fd37b160f8a7ba9651ae73b69a16d6d12 --- kernel/sched/fair.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index f0480e05b868..3f659b0bc38c 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -6763,6 +6763,8 @@ select_task_rq_fair(struct task_struct *p, int prev_cpu, int sd_flag, int wake_f int sync = (wake_flags & WF_SYNC) && !(current->flags & PF_EXITING); int target_cpu = -1; + if (trace_android_rvh_select_task_rq_fair_enabled()) + sync_entity_load_avg(&p->se); trace_android_rvh_select_task_rq_fair(p, prev_cpu, sd_flag, wake_flags, &target_cpu); if (target_cpu >= 0)