linux-kernel - Re: [PATCH 1/9 v2] cgroup: add cgroup_subsys->post

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Message-ID: <20121107174035.GA24475@dhcp22.suse.cz>
Date:	Wed, 7 Nov 2012 18:40:35 +0100
From:	Michal Hocko <mhocko@...e.cz>
To:	Tejun Heo <tj@...nel.org>
Cc:	lizefan@...wei.com, rjw@...k.pl,
	containers@...ts.linux-foundation.org, cgroups@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
	fweisbec@...il.com, Glauber Costa <glommer@...allels.com>
Subject: Re: [PATCH 1/9 v2] cgroup: add cgroup_subsys->post_create()

On Wed 07-11-12 09:15:08, Tejun Heo wrote:
[...]
> This patch adds ->post_create().  It's called after all ->create()
> succeeded and the cgroup is linked into the generic cgroup hierarchy.
> This plays the counterpart of ->pre_destroy().
> 
> When used in combination with the to-be-added generic descendant
> iterators, ->post_create() can be used to implement reliable state
> inheritance.  It will be explained with the descendant iterators.

Thanks
-- 
Michal Hocko
SUSE Labs
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