From 62cb1188ed86a9cf082fd2f757d4dd9b54741f24 Mon Sep 17 00:00:00 2001
From: Peter Zijlstra <peterz@infradead.org>
Date: Tue, 29 Aug 2017 15:07:54 +0200
Subject: sched/idle: Move quiet_vmstate() into the NOHZ code

quiet_vmstat() is an expensive function that only makes sense when we
go into NOHZ.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
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>
Cc: aubrey.li@linux.intel.com
Cc: cl@linux.com
Cc: fweisbec@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 kernel/sched/idle.c | 1 -
 1 file changed, 1 deletion(-)

(limited to 'kernel/sched')

diff --git a/kernel/sched/idle.c b/kernel/sched/idle.c
index 257f4f0b4532..b2e8f0afbb42 100644
--- a/kernel/sched/idle.c
+++ b/kernel/sched/idle.c
@@ -219,7 +219,6 @@ static void do_idle(void)
 	 */
 
 	__current_set_polling();
-	quiet_vmstat();
 	tick_nohz_idle_enter();
 
 	while (!need_resched()) {
-- 
cgit