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authorChristoph Lameter <clameter@sgi.com>2006-09-27 01:50:09 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-27 08:26:13 -0700
commit66a550308b8e4cbaba185d0326cb05d1bd758101 (patch)
treee0ac829da7702413e57c7de288ce27398f32cfdb
parentd5f541ed6e31518508c688912e7464facf253c87 (diff)
[PATCH] Do not allocate pagesets for unpopulated zones.
We do not need to allocate pagesets for unpopulated zones. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--mm/page_alloc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index d0432e44f77..490aee1f2ce 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1829,6 +1829,9 @@ static int __cpuinit process_zones(int cpu)
for_each_zone(zone) {
+ if (!populated_zone(zone))
+ continue;
+
zone_pcp(zone, cpu) = kmalloc_node(sizeof(struct per_cpu_pageset),
GFP_KERNEL, cpu_to_node(cpu));
if (!zone_pcp(zone, cpu))