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-rw-r--r--kernel/cgroup.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index dd55244952bd..2b7354faaca7 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -3112,7 +3112,7 @@ struct cgroup *cgroup_next_descendant_pre(struct cgroup *pos,
pos = cgroup;
/* visit the first child if exists */
- next = list_first_or_null_rcu(&pos->children, struct cgroup, sibling);
+ next = cgroup_next_child(NULL, pos);
if (next)
return next;
@@ -3151,7 +3151,7 @@ struct cgroup *cgroup_rightmost_descendant(struct cgroup *pos)
last = pos;
/* ->prev isn't RCU safe, walk ->next till the end */
pos = NULL;
- list_for_each_entry_rcu(tmp, &last->children, sibling)
+ cgroup_for_each_child(tmp, last)
pos = tmp;
} while (pos);
@@ -3165,8 +3165,7 @@ static struct cgroup *cgroup_leftmost_descendant(struct cgroup *pos)
do {
last = pos;
- pos = list_first_or_null_rcu(&pos->children, struct cgroup,
- sibling);
+ pos = cgroup_next_child(NULL, pos);
} while (pos);
return last;