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

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Message-Id: <1496803742-38274-1-git-send-email-aubrey.li@intel.com>
Date:   Wed,  7 Jun 2017 10:49:02 +0800
From:   Aubrey Li <aubrey.li@...el.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Christoph Lameter <cl@...ux.com>, linux-kernel@...r.kernel.org,
        Aubrey Li <aubrey.li@...el.com>,
        Aubrey Li <aubrey.li@...ux.intel.com>
Subject: [PATCH] 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>
---
 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()) {
-- 
2.7.4