[PATCH 8/9] cgroup: move number_of_cgroups test out of rebind_subsystems() into cgroup_remount()

Li Zefan lizefan at huawei.com
Thu Jul 11 07:10:48 UTC 2013

On 2013/6/29 7:45, Tejun Heo wrote:
> rebind_subsystems() currently fails if the hierarchy has any !root
> cgroups; however, on the planned unified hierarchy,
> rebind_subsystems() will be used while populated.  Move the test to
> cgroup_remount(), which is the only place the test is necessary
> anyway.
> As it's impossible for the other two callers of rebind_subsystems() to
> have populated hierarchy, this doesn't make any behavior changes.
> Signed-off-by: Tejun Heo <tj at kernel.org>

Acked-by: Li Zefan <lizefan at huawei.com>

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