linux-kernel - Re: [PATCH] mm/memcg: replace inexistence move_lock_page_cgroup() by move_lock_mem

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Message-ID: <4FFA6023.4060806@jp.fujitsu.com>
Date:	Mon, 09 Jul 2012 13:37:55 +0900
From:	Kamezawa Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Wanpeng Li <liwp.linux@...il.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Hocko <mhocko@...e.cz>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/memcg: replace inexistence move_lock_page_cgroup()
 by move_lock_mem_cgroup() in comment

(2012/07/05 15:28), Wanpeng Li wrote:
> From: Wanpeng Li <liwp@...ux.vnet.ibm.com>
> 
> Signed-off-by: Wanpeng Li <liwp.linux@...il.com>

Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>


> ---
>   mm/memcontrol.c |    4 ++--
>   1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/mm/memcontrol.c b/mm/memcontrol.c
> index 3d318f6..63e36e7 100644
> --- a/mm/memcontrol.c
> +++ b/mm/memcontrol.c
> @@ -1899,7 +1899,7 @@ again:
>   		return;
>   	/*
>   	 * If this memory cgroup is not under account moving, we don't
> -	 * need to take move_lock_page_cgroup(). Because we already hold
> +	 * need to take move_lock_mem_cgroup(). Because we already hold
>   	 * rcu_read_lock(), any calls to move_account will be delayed until
>   	 * rcu_read_unlock() if mem_cgroup_stolen() == true.
>   	 */
> @@ -1921,7 +1921,7 @@ void __mem_cgroup_end_update_page_stat(struct page *page, unsigned long *flags)
>   	/*
>   	 * It's guaranteed that pc->mem_cgroup never changes while
>   	 * lock is held because a routine modifies pc->mem_cgroup
> -	 * should take move_lock_page_cgroup().
> +	 * should take move_lock_mem_cgroup().
>   	 */
>   	move_unlock_mem_cgroup(pc->mem_cgroup, flags);
>   }
> 



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