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[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>
This commit is contained in:
Christoph Lameter 2006-09-27 01:50:09 -07:00 committed by Linus Torvalds
parent d5f541ed6e
commit 66a550308b
1 changed files with 3 additions and 0 deletions
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3
mm/page_alloc.c
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@ -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))