2 files changed, 9 insertions, 4 deletions

diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 50940da6adf3..affd5b19b86c 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -111,8 +111,7 @@ int mem_cgroup_inactive_anon_is_low(struct mem_cgroup *memcg);
 int mem_cgroup_inactive_file_is_low(struct mem_cgroup *memcg);
 int mem_cgroup_select_victim_node(struct mem_cgroup *memcg);
 unsigned long mem_cgroup_zone_nr_lru_pages(struct mem_cgroup *memcg,
-                                                struct zone *zone,
-                                                enum lru_list lru);
+                                        int nid, int zid, unsigned int lrumask);
 struct zone_reclaim_stat *mem_cgroup_get_reclaim_stat(struct mem_cgroup *memcg,
                                                       struct zone *zone);
 struct zone_reclaim_stat*
@@ -313,8 +312,8 @@ mem_cgroup_inactive_file_is_low(struct mem_cgroup *memcg)
 }
 
 static inline unsigned long
-mem_cgroup_zone_nr_lru_pages(struct mem_cgroup *memcg, struct zone *zone,
-                             enum lru_list lru)
+mem_cgroup_zone_nr_lru_pages(struct mem_cgroup *memcg, int nid, int zid,
+                                unsigned int lru_mask)
 {
         return 0;
 }
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 9f7c3ebcbbad..0a2d3d620feb 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -158,6 +158,12 @@ static inline int is_unevictable_lru(enum lru_list l)
         return (l == LRU_UNEVICTABLE);
 }
 
+/* Mask used at gathering information at once (see memcontrol.c) */
+#define LRU_ALL_FILE (BIT(LRU_INACTIVE_FILE) | BIT(LRU_ACTIVE_FILE))
+#define LRU_ALL_ANON (BIT(LRU_INACTIVE_ANON) | BIT(LRU_ACTIVE_ANON))
+#define LRU_ALL_EVICTABLE (LRU_ALL_FILE | LRU_ALL_ANON)
+#define LRU_ALL      ((1 << NR_LRU_LISTS) - 1)
+
 enum zone_watermarks {
         WMARK_MIN,
         WMARK_LOW,