linux-kernel - Re: [PATCH next] memcg: remove PCG_FILE

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Message-ID: <20120229193555.GE1673@cmpxchg.org>
Date:	Wed, 29 Feb 2012 20:35:55 +0100
From:	Johannes Weiner <hannes@...xchg.org>
To:	Hugh Dickins <hughd@...gle.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Konstantin Khlebnikov <khlebnikov@...nvz.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH next] memcg: remove PCG_FILE_MAPPED fix cosmetic fix

On Tue, Feb 28, 2012 at 09:28:40PM -0800, Hugh Dickins wrote:
> mem_cgroup_move_account() begins with "anon = PageAnon(page)", and
> then anon is used thereafter: testing PageAnon(page) in the middle
> makes the reader wonder if there's some race to guard against - no.
> 
> Signed-off-by: Hugh Dickins <hughd@...gle.com>

Acked-by: Johannes Weiner <hannes@...xchg.org>
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