From: Xunlei Pang <xlpang@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Konstantin Khlebnikov <khlebnikov@yandex-team.ru>,
Xunlei Pang <xlpang@redhat.com>
Subject: [PATCH] sched/fair: Fix the misuse of cfs_rq in sync_throttle()
Date: Sat, 9 Jul 2016 15:54:22 +0800 [thread overview]
Message-ID: <1468050862-18864-1-git-send-email-xlpang@redhat.com> (raw)
Should update "cfs_rq->throttled_clock_task" other than pcfs_rq's.
Signed-off-by: Xunlei Pang <xlpang@redhat.com>
---
kernel/sched/fair.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 4088eed..039de34 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4269,7 +4269,7 @@ static void sync_throttle(struct task_group *tg, int cpu)
pcfs_rq = tg->parent->cfs_rq[cpu];
cfs_rq->throttle_count = pcfs_rq->throttle_count;
- pcfs_rq->throttled_clock_task = rq_clock_task(cpu_rq(cpu));
+ cfs_rq->throttled_clock_task = rq_clock_task(cpu_rq(cpu));
}
/* conditionally throttle active cfs_rq's from put_prev_entity() */
--
1.8.3.1
next reply other threads:[~2016-07-09 7:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-09 7:54 Xunlei Pang [this message]
2016-07-09 8:12 ` [PATCH] sched/fair: Fix the misuse of cfs_rq in sync_throttle() Konstantin Khlebnikov
2016-07-12 15:26 ` Peter Zijlstra
2016-08-10 18:00 ` [tip:sched/core] sched/fair: Fix typo " tip-bot for Xunlei Pang
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