cgroup: remove css_parent()

[firefly-linux-kernel-4.4.55.git] / mm / hugetlb_cgroup.c

diff --git a/mm/hugetlb_cgroup.c b/mm/hugetlb_cgroup.c
index a380681ab3cfd632e2029367e7d73d54046c3b3c..493f758445e724d5b1b67383c24bf20436557a3a 100644 (file)
--- a/mm/hugetlb_cgroup.c
+++ b/mm/hugetlb_cgroup.c
@@ -52,7 +52,7 @@ static inline bool hugetlb_cgroup_is_root(struct hugetlb_cgroup *h_cg)
 static inline struct hugetlb_cgroup *
 parent_hugetlb_cgroup(struct hugetlb_cgroup *h_cg)
 {
-       return hugetlb_cgroup_from_css(css_parent(&h_cg->css));
+       return hugetlb_cgroup_from_css(h_cg->css.parent);
 }
 
 static inline bool hugetlb_cgroup_have_usage(struct hugetlb_cgroup *h_cg)