memcg: add page_cgroup_ino helper

[karo-tx-linux.git] / include / linux / memcontrol.h

diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index d92b80b63c5ca5cdac24f794abc59f1e6790688e..f56c818e56bc3b118cfc9d1b70b6c83c01609999 100644 (file)
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -345,6 +345,7 @@ static inline bool mm_match_cgroup(struct mm_struct *mm,
 }
 
 struct cgroup_subsys_state *mem_cgroup_css_from_page(struct page *page);
+ino_t page_cgroup_ino(struct page *page);
 
 static inline bool mem_cgroup_disabled(void)
 {