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Date: Tue, 30 Mar 2010 11:49:03 +0900
From: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>
Subject: Re: [PATCH(v2) -mmotm 2/2] memcg move charge of shmem at task
 migration
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To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: linux-mm <linux-mm@kvack.org>, Andrew Morton <akpm@linux-foundation.org>, Balbir Singh <balbir@linux.vnet.ibm.com>, Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>
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On Tue, 30 Mar 2010 11:23:01 +0900, KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote:
> SHARED mapped file cache is not moved by patch [1/2] ???
> It sounds strange.
> 
hmm, I'm sorry I'm not so good at user applications, but is it usual to use
VM_SHARED file caches(!tmpfs) ?
And is it better for us to move them only when page_mapcount() == 1 ?


Thanks,
Daisuke Nishimura.

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