linux-kernel - [tip:sched/core] sched/idle: Add deferrable vmstat

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Date:   Thu, 8 Jun 2017 02:31:26 -0700
From:   tip-bot for Aubrey Li <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     mingo@...nel.org, torvalds@...ux-foundation.org,
        peterz@...radead.org, tglx@...utronix.de,
        linux-kernel@...r.kernel.org, efault@....de,
        aubrey.li@...ux.intel.com, cl@...ux.com, aubrey.li@...el.com,
        hpa@...or.com
Subject: [tip:sched/core] sched/idle: Add deferrable vmstat_updater back

Commit-ID:  ebfa4c02fa4806bfef189e88152b833f2a732bff
Gitweb:     http://git.kernel.org/tip/ebfa4c02fa4806bfef189e88152b833f2a732bff
Author:     Aubrey Li <aubrey.li@...el.com>
AuthorDate: Wed, 7 Jun 2017 10:49:02 +0800
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Thu, 8 Jun 2017 10:32:09 +0200

sched/idle: Add deferrable vmstat_updater back

Deferrable vmstat_updater was missing in commit:

  c1de45ca831a ("sched/idle: Add support for tasks that inject idle")

Add it back.

Signed-off-by: Aubrey Li <aubrey.li@...ux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Cc: Aubrey Li <aubrey.li@...el.com>
Cc: Christoph Lameter <cl@...ux.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Mike Galbraith <efault@....de>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Link: http://lkml.kernel.org/r/1496803742-38274-1-git-send-email-aubrey.li@intel.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 kernel/sched/idle.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/sched/idle.c b/kernel/sched/idle.c
index ef63adc..6c23e30 100644
--- a/kernel/sched/idle.c
+++ b/kernel/sched/idle.c
@@ -219,6 +219,7 @@ static void do_idle(void)
 	 */
 
 	__current_set_polling();
+	quiet_vmstat();
 	tick_nohz_idle_enter();
 
 	while (!need_resched()) {