On Mon, Jul 29, 2013 at 03:08:15PM +0800, Li Zefan wrote:
> +struct cgroup *cgroup_from_id(struct cgroup_subsys *ss, int id)
> +{
> + rcu_lockdep_assert(rcu_read_lock_held(),
> + "cgroup_from_id() needs rcu_read_lock()"
> + " protection");
Maybe we want to add notation for &cgroup_mutex for completeness?
> + return idr_find(&ss->root->cgroup_idr, id);
> +}
And maybe inline it?
Thanks.
--
tejun
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