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SubjectRe: [PATCH 5/7] cgroup: use restart_syscall() for retries after offline waits in cgroup_subtree_control_write()
On Tue, May 13, 2014 at 01:00:11PM +0800, Li Zefan wrote:
> Hi Tejun,
>
> On 2014/5/10 3:32, Tejun Heo wrote:
> > After waiting for a child to finish offline,
> > cgroup_subtree_control_write() jumps up to retry from after the input
> > parsing and active protection breaking. This retry makes the
> > scheduled locking update more difficult.
>
> Could you explain this sentence more specific? I don't understand what
> "scheduled locking update" means.

Updating it to "planned cgroup_tree_mutex removal".

Thanks.

--
tejun


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