linux-kernel - Re: [PATCH 1/8] cgroup: add cgroup->id

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Message-ID: <50A9F5F3.3050907@huawei.com>
Date:	Mon, 19 Nov 2012 17:03:47 +0800
From:	Li Zefan <lizefan@...wei.com>
To:	Tejun Heo <tj@...nel.org>
CC:	<daniel.wagner@...-carit.de>, <srivatsa.bhat@...ux.vnet.ibm.com>,
	<john.r.fastabend@...el.com>, <nhorman@...driver.com>,
	<containers@...ts.linux-foundation.org>, <cgroups@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/8] cgroup: add cgroup->id

On 2012/11/17 3:20, Tejun Heo wrote:
> With the introduction of generic cgroup hierarchy iterators, css_id is
> being phased out.  It was unnecessarily complex, id'ing the wrong
> thing (cgroups need IDs, not CSSes) and has other oddities like not
> being available at ->css_alloc().
> 
> This patch adds cgroup->id, which is a simple per-hierarchy
> ida-allocated ID which is assigned before ->css_alloc() and released
> after ->css_free().
> 
> Signed-off-by: Tejun Heo <tj@...nel.org>

Acked-by: Li Zefan <lizefan@...wei.com>

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