cgroup: fix obsolete function name in cgroup_destroy_locked()

Since commit e76ecaeef65c ("cgroup: use cgroup_kn_lock_live() in other
cgroup kernfs methods"), cgroup_kn_lock_live() is used in cgroup kernfs
methods. Update corresponding comment.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Tejun Heo <tj@kernel.org>

diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index f9cde56..85e723a 100644 (file)
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -5871,7 +5871,7 @@ static int cgroup_destroy_locked(struct cgroup *cgrp)
        /*
         * Mark @cgrp and the associated csets dead.  The former prevents
         * further task migration and child creation by disabling
-        * cgroup_lock_live_group().  The latter makes the csets ignored by
+        * cgroup_kn_lock_live().  The latter makes the csets ignored by
         * the migration path.
         */
        cgrp->self.flags &= ~CSS_ONLINE;