[PATCH] zone_statistics: Use hot node instead of cold zone_pgdat

Now that we have the node in the hot zone of struct zone we can avoid
accessing zone_pgdat in zone_statistics.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/mm/vmstat.c b/mm/vmstat.c
index 69c657132e1f..a2b6a9f96e5c 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -371,7 +371,7 @@ void zone_statistics(struct zonelist *zonelist, struct zone *z)
                 __inc_zone_state(z, NUMA_MISS);
                 __inc_zone_state(zonelist->zones[0], NUMA_FOREIGN);
         }
-        if (z->zone_pgdat == NODE_DATA(numa_node_id()))
+        if (z->node == numa_node_id())
                 __inc_zone_state(z, NUMA_LOCAL);
         else
                 __inc_zone_state(z, NUMA_OTHER);