Merge branch 'for-linus' of git://neil.brown.name/md

[net-next-2.6.git] / mm / memcontrol.c

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 5e95996ddfb1391aa347dec319e8edc87e1b2243..9be3cf8a5da462d4b1b4103eef61f8d5a9a6e06c 100644 (file)
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -919,7 +919,7 @@ 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 nid = zone_to_nid(zone);
        int zid = zone_idx(zone);
        struct mem_cgroup_per_zone *mz = mem_cgroup_zoneinfo(memcg, nid, zid);
 
@@ -929,7 +929,7 @@ unsigned long mem_cgroup_zone_nr_pages(struct mem_cgroup *memcg,
 struct zone_reclaim_stat *mem_cgroup_get_reclaim_stat(struct mem_cgroup *memcg,
                                                      struct zone *zone)
 {
-       int nid = zone->zone_pgdat->node_id;
+       int nid = zone_to_nid(zone);
        int zid = zone_idx(zone);
        struct mem_cgroup_per_zone *mz = mem_cgroup_zoneinfo(memcg, nid, zid);
 
@@ -974,7 +974,7 @@ unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan,
        LIST_HEAD(pc_list);
        struct list_head *src;
        struct page_cgroup *pc, *tmp;
-       int nid = z->zone_pgdat->node_id;
+       int nid = zone_to_nid(z);
        int zid = zone_idx(z);
        struct mem_cgroup_per_zone *mz;
        int lru = LRU_FILE * file + active;
@@ -3587,9 +3587,13 @@ unlock:
 
 static void mem_cgroup_threshold(struct mem_cgroup *memcg)
 {
-       __mem_cgroup_threshold(memcg, false);
-       if (do_swap_account)
-               __mem_cgroup_threshold(memcg, true);
+       while (memcg) {
+               __mem_cgroup_threshold(memcg, false);
+               if (do_swap_account)
+                       __mem_cgroup_threshold(memcg, true);
+
+               memcg = parent_mem_cgroup(memcg);
+       }
 }
 
 static int compare_thresholds(const void *a, const void *b)