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| author | Christoph Lameter <clameter@sgi.com> | 2006-09-27 01:50:09 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-27 08:26:13 -0700 |
| commit | 66a550308b8e4cbaba185d0326cb05d1bd758101 (patch) | |
| tree | e0ac829da7702413e57c7de288ce27398f32cfdb /mm | |
| parent | d5f541ed6e31518508c688912e7464facf253c87 (diff) | |
| download | lwn-66a550308b8e4cbaba185d0326cb05d1bd758101.tar.gz lwn-66a550308b8e4cbaba185d0326cb05d1bd758101.zip | |
[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>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/page_alloc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index d0432e44f77d..490aee1f2ce8 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)) |