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[PATCH] mm: make hugepages obey cpusets.

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See http://marc.theaimsgroup.com/?l=linux-kernel&m=113167000201265&w=2
http://marc.theaimsgroup.com/?l=linux-mm&m=113167267527312&w=2

Make hugepages obey cpusets.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Acked-by: William Irwin <wli@holomorphy.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Christoph Lameter 2006-01-08 01:00:57 -08:00 committed by Linus Torvalds
parent 45b07ef31d
commit aea47ff363
1 changed files with 3 additions and 1 deletions
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4
mm/hugetlb.c
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@ -12,6 +12,7 @@
#include <linux/nodemask.h> #include <linux/nodemask.h>
#include <linux/pagemap.h> #include <linux/pagemap.h>
#include <linux/mempolicy.h> #include <linux/mempolicy.h>
#include <linux/cpuset.h>
#include <asm/page.h> #include <asm/page.h>
#include <asm/pgtable.h> #include <asm/pgtable.h>
@ -48,7 +49,8 @@ static struct page *dequeue_huge_page(struct vm_area_struct *vma,
for (z = zonelist->zones; *z; z++) { for (z = zonelist->zones; *z; z++) {
nid = (*z)->zone_pgdat->node_id; nid = (*z)->zone_pgdat->node_id;
if (!list_empty(&hugepage_freelists[nid])) if (cpuset_zone_allowed(*z, GFP_HIGHUSER) &&
!list_empty(&hugepage_freelists[nid]))
break; break;
} }