linux-kernel - Re: [PATCH 4/6] memcg: mark stat field of mem_cgroup struct as _

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Message-ID: <20111227141128.GN5344@tiehlicka.suse.cz>
Date:	Tue, 27 Dec 2011 15:11:28 +0100
From:	Michal Hocko <mhocko@...e.cz>
To:	"Kirill A. Shutemov" <kirill@...temov.name>
Cc:	linux-mm@...ck.org, cgroups@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	containers@...ts.linux-foundation.org,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Balbir Singh <bsingharora@...il.com>,
	Johannes Weiner <hannes@...xchg.org>
Subject: Re: [PATCH 4/6] memcg: mark stat field of mem_cgroup struct as
 __percpu

On Sat 24-12-11 05:00:17, Kirill A. Shutemov wrote:
> From: "Kirill A. Shutemov" <kirill@...temov.name>
> 
> It fixes a lot of sparse warnings.
> 
> Signed-off-by: Kirill A. Shutemov <kirill@...temov.name>

Looks good.
Acked-by: Michal Hocko <mhocko@...e.cz>

Thanks

> ---
>  mm/memcontrol.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/mm/memcontrol.c b/mm/memcontrol.c
> index 627c19e..b27ce0f 100644
> --- a/mm/memcontrol.c
> +++ b/mm/memcontrol.c
> @@ -291,7 +291,7 @@ 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().
> -- 
> 1.7.7.3
> 
> --
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-- 
Michal Hocko
SUSE Labs
SUSE LINUX s.r.o.
Lihovarska 1060/12
190 00 Praha 9    
Czech Republic
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