linux-kernel - Re: [PATCH 3/3] cgroup: implement cgroup.subtree

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Message-ID: <534DDD38.9090800@huawei.com>
Date:	Wed, 16 Apr 2014 09:30:32 +0800
From:	Li Zefan <lizefan@...wei.com>
To:	Tejun Heo <tj@...nel.org>
CC:	<containers@...ts.linux-foundation.org>, <cgroups@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <john@...nmccutchan.com>,
	<rlove@...ve.org>, <eparis@...isplace.org>,
	<gregkh@...uxfoundation.org>, <serge.hallyn@...ntu.com>,
	<lennart@...ttering.net>, <kay@...y.org>
Subject: Re: [PATCH 3/3] cgroup: implement cgroup.subtree_populated for the
 default hierarchy

On 2014/4/16 0:52, Tejun Heo wrote:
> On Tue, Apr 15, 2014 at 10:54:50AM -0400, Tejun Heo wrote:
>> Hello,
>>
>> On Tue, Apr 15, 2014 at 08:57:21AM +0800, Li Zefan wrote:
>>> Is cgroup.tree_populated a better name?
>>>
>>> cgroup.subtree_control controls child cgroups only, but .subtree_populated
>>> shows 1 if there're tasks in the cgroup or its children, so the two
>>> are a bit inconsistent to me.
>>
>> Yes, good catch.  subtree_control affects subtree proper.
>> subtree_populated covers self too.  The difference is subtle and the
>> trade off between shared pattern in names and clarifying the subtlety
>> didn't seem clear-cut to me.  Hmmm....
> 
> How about cgroup.populated?
> 

Yeah, fine for me.

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