cpuset: cleanup guarantee_online_{cpus|mems}()
authorLi Zefan <lizefan@huawei.com>
Wed, 5 Jun 2013 09:15:23 +0000 (17:15 +0800)
committerTejun Heo <tj@kernel.org>
Wed, 5 Jun 2013 20:55:13 +0000 (13:55 -0700)
- We never pass a NULL @cs to these functions.
- The top cpuset always has some online cpus/mems.

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

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