From: Tejun Heo <tj@kernel.org>
Date: Fri, 16 May 2014 17:22:49 +0000 (-0400)
Subject: cgroup: link all cgroup_subsys_states in their sibling lists
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~81^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1fed1b2e36ba1aa0257004a97e75bbdb70f216b5;p=pandora-kernel.git

cgroup: link all cgroup_subsys_states in their sibling lists

Currently, while all csses have ->children and ->sibling, only the
self csses of cgroups make use of them.  This patch makes all other
csses to link themselves on the sibling lists too.  This will be used
to update css iteration.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Li Zefan <lizefan@huawei.com>
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