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SubjectRe: [PATCH 2/2] cgroup: remove synchronize_rcu() from rebind_subsystems()
On Mon, Jan 14, 2013 at 05:24:18PM +0800, Li Zefan wrote:
> Nothing's protected by RCU in rebind_subsystems(), and I can't think
> of a reason why it is needed.
>
> Signed-off-by: Li Zefan <lizefan@huawei.com>

Applied to cgroup/for-3.9. We probably should synchornize_rcu() from
cgroup_diput() too. Probably by punting css_free() and cgrp freeing
to a work item from call_rcu() callback.

Thanks.

--
tejun


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