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-rw-r--r--mm/memcontrol.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 6611328460e9..313247e6c503 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -186,7 +186,6 @@ pcg_default_flags[NR_CHARGE_TYPE] = {
0, /* FORCE */
};
-
/* for encoding cft->private value on file */
#define _MEM (0)
#define _MEMSWAP (1)
@@ -448,6 +447,17 @@ int mem_cgroup_inactive_anon_is_low(struct mem_cgroup *memcg, struct zone *zone)
return 0;
}
+unsigned long mem_cgroup_zone_nr_pages(struct mem_cgroup *memcg,
+ struct zone *zone,
+ enum lru_list lru)
+{
+ int nid = zone->zone_pgdat->node_id;
+ int zid = zone_idx(zone);
+ struct mem_cgroup_per_zone *mz = mem_cgroup_zoneinfo(memcg, nid, zid);
+
+ return MEM_CGROUP_ZSTAT(mz, lru);
+}
+
unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan,
struct list_head *dst,
unsigned long *scanned, int order,