linux-kernel - Re: [PATCH v2] cgroup: fix to allow mounting a hierarchy by name

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Message-ID: <20120105180042.GD18486@google.com>
Date:	Thu, 5 Jan 2012 10:00:42 -0800
From:	Tejun Heo <tj@...nel.org>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Cgroups <cgroups@...r.kernel.org>
Subject: Re: [PATCH v2] cgroup: fix to allow mounting a hierarchy by name

On Tue, Dec 27, 2011 at 02:25:55PM +0800, Li Zefan wrote:
> If we mount a hierarchy with a specified name, the name is unique,
> and we can use it to mount the hierarchy without specifying its
> set of subsystem names. This feature is documented is
> Documentation/cgroups/cgroups.txt section 2.3
> 
> Here's an example:
> 
> 	# mount -t cgroup -o cpuset,name=myhier xxx /cgroup1
> 	# mount -t cgroup -o name=myhier xxx /cgroup2
> 
> But it was broken by commit 32a8cf235e2f192eb002755076994525cdbaa35a
> (cgroup: make the mount options parsing more accurate)
> 
> This fixes the regression.
> 
> Signed-off-by: Li Zefan <lizf@...fujitsu.com>

Applied to cgroup/for-3.3 w/ cc to stable added.

Thank you.

-- 
tejun
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