linux-kernel - Re: [PATCH 2/3] memcg: put a restriction on writing memory.force

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Message-ID: <47D65BAA.60908@linux.vnet.ibm.com>
Date:	Tue, 11 Mar 2008 15:45:06 +0530
From:	Balbir Singh <balbir@...ux.vnet.ibm.com>
To:	Li Zefan <lizf@...fujitsu.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Paul Menage <menage@...gle.com>,
	Pavel Emelianov <xemul@...nvz.org>,
	LKML <linux-kernel@...r.kernel.org>, linux-mm@...ck.org,
	Linux Containers <containers@...ts.osdl.org>
Subject: Re: [PATCH 2/3] memcg: put a restriction on writing memory.force_empty

Li Zefan wrote:
> We can write whatever to memory.force_empty:
> 
>         echo 999 > memory.force_empty
>         echo wow > memory.force_empty
> 
> This is odd, so let's make '1' to be the only valid value.

I suspect as long as there is no unreasonable side-effect, writing 999 or wow
should be OK.

-- 
	Warm Regards,
	Balbir Singh
	Linux Technology Center
	IBM, ISTL
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