From: Kirill A. Shutemov <kirill@shutemov.name>
Date: Tue, 29 May 2012 22:06:56 +0000 (-0700)
Subject: memcg: mark stat field of mem_cgroup struct as __percpu
X-Git-Tag: v3.5-rc1~49^2~97
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=3a7951b4cf8c6be48e20523b724d9188f6c91ba7;p=linux.git

memcg: mark stat field of mem_cgroup struct as __percpu

It fixes a lot of sparse warnings.

Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 5c56765c848a..18becde87577 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -304,7 +304,7 @@ struct mem_cgroup {
 	/*
 	 * percpu counter.
 	 */
-	struct mem_cgroup_stat_cpu *stat;
+	struct mem_cgroup_stat_cpu __percpu *stat;
 	/*
 	 * used when a cpu is offlined or other synchronizations
 	 * See mem_cgroup_read_stat().