sched/fair: Fix typo in sync_throttle()
authorXunlei Pang <xlpang@redhat.com>
Sat, 9 Jul 2016 07:54:22 +0000 (15:54 +0800)
committerIngo Molnar <mingo@kernel.org>
Wed, 10 Aug 2016 11:32:55 +0000 (13:32 +0200)
commitb8922125e4790fa237a8a4204562ecf457ef54bb
tree4f11d2a54e54d5e1f5f2ec913df7a18723427f1f
parenta23eadfae2fd45536a355b785d5a1533e1955c22
sched/fair: Fix typo in sync_throttle()

We should update cfs_rq->throttled_clock_task, not
pcfs_rq->throttle_clock_task.

The effects of this bug was probably occasionally erratic
group scheduling, particularly in cgroups-intense workloads.

Signed-off-by: Xunlei Pang <xlpang@redhat.com>
[ Added changelog. ]
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Fixes: 55e16d30bd99 ("sched/fair: Rework throttle_count sync")
Link: http://lkml.kernel.org/r/1468050862-18864-1-git-send-email-xlpang@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
kernel/sched/fair.c