From: Kirill A. Shutemov <kirill@shutemov.name>
Date: Wed, 25 Apr 2012 01:03:46 +0000 (+1000)
Subject: memcg: mark stat field of mem_cgroup struct as __percpu
X-Git-Tag: next-20120430~2^2~114
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=2f0e697e9b9cd2bc00d774bf11a31aadb5171d63;p=karo-tx-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>
---

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 0c6d3a9a363a..0a91ae3b6940 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -308,7 +308,7 @@ 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().