linux-kernel - Re: [patch 09/11] mm: memcg: split swapin charge function into private and public part

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Date:	Mon, 09 Jul 2012 11:55:26 +0900
From:	Kamezawa Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Johannes Weiner <hannes@...xchg.org>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Michal Hocko <mhocko@...e.cz>, Hugh Dickins <hughd@...gle.com>,
	David Rientjes <rientjes@...gle.com>, linux-mm@...ck.org,
	cgroups@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [patch 09/11] mm: memcg: split swapin charge function into private
 and public part

(2012/07/05 9:45), Johannes Weiner wrote:
> When shmem is charged upon swapin, it does not need to check twice
> whether the memory controller is enabled.
> 
> Also, shmem pages do not have to be checked for everything that
> regular anon pages have to be checked for, so let shmem use the
> internal version directly and allow future patches to move around
> checks that are only required when swapping in anon pages.
> 
> Signed-off-by: Johannes Weiner <hannes@...xchg.org>

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


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