From: Li Zefan <lizf@cn.fujitsu.com>
To: Paul Menage <menage@google.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>
Subject: Re: [RFC][PATCH] NOOP cgroup subsystem
Date: Fri, 09 Jan 2009 14:44:00 +0800 [thread overview]
Message-ID: <4966F230.4020905@cn.fujitsu.com> (raw)
In-Reply-To: <6599ad830901082237l664fb403y386482a577ed185e@mail.gmail.com>
Paul Menage wrote:
> On Thu, Jan 8, 2009 at 10:29 PM, Li Zefan <lizf@cn.fujitsu.com> wrote:
>> Agreed, but it can't work by just removing the checking in cgroup mount option,
>
> Right - it's more complicated than that. There are some places in the
> code that rely on the fact that every hierarchy currently has at least
> one subsystem (anything that uses find_first_subsystem() for example)
> and we'd need to work around that.
>
And some other problems, like what's the semantic of /proc/<pid>/cgroup when
using none subsys.
I'm afraid even if it's do-able it might require a lot of changes in cgroup.
next prev parent reply other threads:[~2009-01-09 6:45 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-09 5:32 [RFC][PATCH] NOOP cgroup subsystem KAMEZAWA Hiroyuki
2009-01-09 6:14 ` Li Zefan
2009-01-09 6:24 ` KAMEZAWA Hiroyuki
2009-01-09 6:27 ` Paul Menage
2009-01-09 6:26 ` Paul Menage
2009-01-09 6:29 ` Li Zefan
2009-01-09 6:37 ` Paul Menage
2009-01-09 6:44 ` Li Zefan [this message]
2009-01-09 7:22 ` KAMEZAWA Hiroyuki
2009-01-09 21:15 ` Paul Menage
2009-01-09 6:32 ` KAMEZAWA Hiroyuki
2009-01-16 2:20 ` Matthew Helsley
2009-01-16 2:45 ` KAMEZAWA Hiroyuki
[not found] ` <20090116114502.b3bd565d.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org>
2009-01-16 3:02 ` KAMEZAWA Hiroyuki
2009-01-16 3:02 ` KAMEZAWA Hiroyuki
2009-01-16 2:45 ` KAMEZAWA Hiroyuki
2009-01-20 1:52 ` Paul Menage
2009-01-20 1:52 ` Paul Menage
2009-01-20 3:07 ` KAMEZAWA Hiroyuki
[not found] ` <20090120120728.9be81131.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org>
2009-01-21 2:36 ` Matt Helsley
2009-01-21 3:16 ` Paul Menage
2009-01-21 2:36 ` Matt Helsley
2009-01-21 3:16 ` Paul Menage
[not found] ` <6599ad830901191752o53926bdbve593301aeff7330f-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-20 3:07 ` KAMEZAWA Hiroyuki
[not found] ` <20090109153219.dd8c153d.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org>
2009-01-16 2:20 ` Matthew Helsley
2009-01-09 6:34 ` Daisuke Nishimura
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