From: Li Zefan <lizf@cn.fujitsu.com>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Paul Menage <menage@google.com>,
LKML <linux-kernel@vger.kernel.org>,
"containers@lists.osdl.org" <containers@lists.osdl.org>,
Balbir Singh <balbir@linux.vnet.ibm.com>,
Paul Jackson <pj@sgi.com>
Subject: Re: [PATCH] cgroup: support checking of subsystem dependencies
Date: Thu, 19 Jun 2008 08:40:24 +0800 [thread overview]
Message-ID: <4859AAF8.9060909@cn.fujitsu.com> (raw)
In-Reply-To: <20080619091714.320fdaa6.kamezawa.hiroyu@jp.fujitsu.com>
KAMEZAWA Hiroyuki wrote:
> On Wed, 18 Jun 2008 16:01:49 +0800
> Li Zefan <lizf@cn.fujitsu.com> wrote:
>
>> This allows one subsystem to require that it only be mounted when some
>> other subsystems are also present in the proposed hierarchy.
>>
>> For example if subsystem foo depends on bar, the following will fail:
>> # mount -t cgroup -ofoo xxx /dev/cgroup
>>
>> You should mount with both subsystems:
>> # mount -t cgroup -ofoo,bar xxx /dev/cgroup
>>
> I'm just curious. May I ask "Is there such cgroup subsystem now ?"
>
Currently no, but people who are developing or wants to develop new subsystems
may find this useful, for example Daisuke Nishimura-san's swap controller.
next prev parent reply other threads:[~2008-06-19 0:42 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-18 8:01 [PATCH] cgroup: support checking of subsystem dependencies Li Zefan
2008-06-18 21:13 ` Paul Menage
2008-06-19 0:43 ` Li Zefan
2008-06-19 1:51 ` [PATCH] cgroup: support checking of subsystem dependencies (v2) Li Zefan
2008-06-20 4:51 ` Paul Menage
2008-07-01 7:51 ` Andrew Morton
2008-07-01 8:43 ` Li Zefan
2008-07-01 8:54 ` Andrew Morton
2008-06-19 0:17 ` [PATCH] cgroup: support checking of subsystem dependencies KAMEZAWA Hiroyuki
2008-06-19 0:40 ` Li Zefan [this message]
2008-06-19 2:30 ` Daisuke Nishimura
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