From: Kirill A. Shutemov <kirill@shutemov.name>
Date: Thu, 3 May 2012 05:43:59 +0000 (+1000)
Subject: memcg: mark stat field of mem_cgroup struct as __percpu
X-Git-Tag: next-20120503~2^2~168
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=155d3772bac3013406f903394fbb5e2d99bb9bd9;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 3abb5c94a329..5b00e32f10b8 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -318,7 +318,7 @@ 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().