From: Li Zefan <lizefan@huawei.com>
Date: Wed, 31 Jul 2013 01:51:06 +0000 (+0800)
Subject: cgroup: document how cgroup IDs are assigned
X-Git-Tag: v3.12-rc1~173^2~53
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b414dc09a31d41d696093a4cce9fb2853a5ecd4e;p=pandora-kernel.git

cgroup: document how cgroup IDs are assigned

As cgroup id has been used in netprio cgroup and will be used in memcg,
it's important to make it clear how a cgroup id is allocated.

For example, in netprio cgroup, the id is used as index of anarray.

Signed-off-by: Li Zefan <lizefan@huwei.com>
Reviewed-by: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Tejun Heo <tj@kernel.org>
---

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