Messages in this thread | | | Date | Mon, 14 Jan 2013 10:55:12 -0800 | From | Tejun Heo <> | Subject | Re: [PATCH 2/2] cgroup: remove synchronize_rcu() from rebind_subsystems() |
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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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