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Diffstat (limited to 'kernel/cgroup.c')
-rw-r--r--kernel/cgroup.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 20451ce7195f..909a35510af5 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -4610,14 +4610,6 @@ bool css_is_ancestor(struct cgroup_subsys_state *child,
return ret;
}
-static void __free_css_id_cb(struct rcu_head *head)
-{
- struct css_id *id;
-
- id = container_of(head, struct css_id, rcu_head);
- kfree(id);
-}
-
void free_css_id(struct cgroup_subsys *ss, struct cgroup_subsys_state *css)
{
struct css_id *id = css->id;
@@ -4632,7 +4624,7 @@ void free_css_id(struct cgroup_subsys *ss, struct cgroup_subsys_state *css)
spin_lock(&ss->id_lock);
idr_remove(&ss->idr, id->id);
spin_unlock(&ss->id_lock);
- call_rcu(&id->rcu_head, __free_css_id_cb);
+ kfree_rcu(id, rcu_head);
}
EXPORT_SYMBOL_GPL(free_css_id);