commit 5d2923436217ba8bd05c5ee157712a391891c382
author Christoph Lameter <clameter@sgi.com> Wed Sep 27 01:50:10 2006 -0700
committer Linus Torvalds <torvalds@g5.osdl.org> Wed Sep 27 08:26:13 2006 -0700
tree ddb06469d5a992a1839ca5d7f626486ac99490d2
parent 66a550308b8e4cbaba185d0326cb05d1bd758101

[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>

mm/vmstat.c

diff --git a/mm/vmstat.c b/mm/vmstat.c
index 69c6571..a2b6a9f 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -371,7 +371,7 @@
 		__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);