linux-kernel - Re: [cleanup][PATCH -mmotm 1/2] memcg: remove redundant codes

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Message-Id: <20100607150207.6971b8b9.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Mon, 7 Jun 2010 15:02:07 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Daisuke Nishimura <nishimura@....nes.nec.co.jp>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>
Subject: Re: [cleanup][PATCH -mmotm 1/2] memcg: remove redundant codes

On Mon, 7 Jun 2010 14:52:39 +0900
Daisuke Nishimura <nishimura@....nes.nec.co.jp> wrote:

> These patches are based on mmotm-2010-06-03-16-36 + some already merged patches
> for memcg.
> 
> ===
> From: Daisuke Nishimura <nishimura@....nes.nec.co.jp>
> 
> - try_get_mem_cgroup_from_mm() calls rcu_read_lock/unlock by itself, so we
>   don't have to call them in task_in_mem_cgroup().
> - *mz is not used in __mem_cgroup_uncharge_common().
> - we don't have to call lookup_page_cgroup() in mem_cgroup_end_migration()
>   after we've cleared PCG_MIGRATION of @oldpage.
> - remove empty comment.
> - remove redundant empty line in mem_cgroup_cache_charge().
> 
> Signed-off-by: Daisuke Nishimura <nishimura@....nes.nec.co.jp>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>


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