From 9b64c2a55e6775659d539a141dede3c3973b7091 Mon Sep 17 00:00:00 2001 From: Shaleen Agrawal Date: Mon, 8 Feb 2021 22:34:55 -0800 Subject: [PATCH] sched/walt: Track wake_q length using newer parameter There is a revised member to track the wake_q length upstream. Change-Id: Ie1b9619be3616d4749f5fa2da8584f5fd4b45a58 Signed-off-by: Shaleen Agrawal --- kernel/sched/walt/walt_cfs.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/kernel/sched/walt/walt_cfs.c b/kernel/sched/walt/walt_cfs.c index 98a094de65b5..d7b9cac3fdab 100644 --- a/kernel/sched/walt/walt_cfs.c +++ b/kernel/sched/walt/walt_cfs.c @@ -662,11 +662,16 @@ static void walt_select_task_rq_fair(void *unused, struct task_struct *p, int prev_cpu, int sd_flag, int wake_flags, int *target_cpu) { - int sync = (wake_flags & WF_SYNC) && !(current->flags & PF_EXITING); - int sibling_count_hint = 1; + int sync; + int sibling_count_hint; if (static_branch_unlikely(&walt_disabled)) return; + + sync = (wake_flags & WF_SYNC) && !(current->flags & PF_EXITING); + sibling_count_hint = p->wake_q_count; + p->wake_q_count = 0; + *target_cpu = walt_find_energy_efficient_cpu(p, prev_cpu, sync, sibling_count_hint); if (unlikely(*target_cpu < 0)) *target_cpu = prev_cpu;