[RESEND, PATCH 3/6] memcg: mark stat field of mem_cgroup struct as __percpu

[Kirill A. Shutemov]

From: "Kirill A. Shutemov" <kirill@xxxxxxxxxxxxx>

It fixes a lot of sparse warnings.

Signed-off-by: Kirill A. Shutemov <kirill@xxxxxxxxxxxxx>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Acked-by: Michal Hocko <mhocko@xxxxxxx>
---
 mm/memcontrol.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 39c3d60..831cdc4 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -282,7 +282,7 @@ 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().
-- 
1.7.8.2

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