linux-kernel - Re: [PATCH] Add cgroup support for enabling controllers at boot time (v2)

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Date:	Fri, 07 Mar 2008 18:59:00 +0530
From:	Balbir Singh <balbir@...ux.vnet.ibm.com>
To:	Paul Menage <menage@...gle.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Pavel Emelianov <xemul@...nvz.org>,
	Hugh Dickins <hugh@...itas.com>,
	Sudhir Kumar <skumar@...ux.vnet.ibm.com>,
	YAMAMOTO Takashi <yamamoto@...inux.co.jp>, lizf@...fujitsu.com,
	linux-kernel@...r.kernel.org, taka@...inux.co.jp,
	linux-mm@...ck.org, David Rientjes <rientjes@...gle.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Subject: Re: [PATCH] Add cgroup support for enabling controllers at boot time
 (v2)

Paul Menage wrote:
> On Fri, Mar 7, 2008 at 4:58 AM, Balbir Singh <balbir@...ux.vnet.ibm.com> wrote:
>>  > Or rather, it's the other way around - cgroup_disable=cpuset will
>>  > instead disable the "cpu" subsystem if "cpu" comes before "cpuset" in
>>  > the subsystem list.
>>  >
>>
>>  Would it? I must be missing something, since we do a strncmp with ss->name.
>>  I would expect that to match whole strings.
>>
> 
> No, strncmp only checks the first n characters - so in that case,
> you'd be checking for !strncmp("cpuset", "cpu", 3), which will return
> true

Aaah.. I see the problem now.

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