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sched/idle: Add deferrable vmstat_updater back

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Deferrable vmstat_updater was missing in commit:

  c1de45ca83 ("sched/idle: Add support for tasks that inject idle")

Add it back.

Signed-off-by: Aubrey Li <aubrey.li@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Aubrey Li <aubrey.li@intel.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1496803742-38274-1-git-send-email-aubrey.li@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Aubrey Li 2017-06-07 10:49:02 +08:00 committed by Ingo Molnar
parent f5832c1998
commit ebfa4c02fa
1 changed files with 1 additions and 0 deletions
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kernel/sched/idle.c
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@ -219,6 +219,7 @@ static void do_idle(void)
*/
__current_set_polling();
quiet_vmstat();
tick_nohz_idle_enter();
while (!need_resched()) {