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authorChristoph Lameter <clameter@engr.sgi.com>2006-01-08 01:00:57 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-08 20:12:43 -0800
commitaea47ff363c15b0be5fc27ed991b1fdee338f0a7 (patch)
tree0932af1adfcf795fe8793ce24eb338e832d5fa2c /mm
parent45b07ef31d1182d2cfde7711327e3afb268bb1ac (diff)
[PATCH] mm: make hugepages obey cpusets.
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>
Diffstat (limited to 'mm')
-rw-r--r--mm/hugetlb.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index f4c43d7980ba..b21d78c941b5 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -12,6 +12,7 @@
#include <linux/nodemask.h>
#include <linux/pagemap.h>
#include <linux/mempolicy.h>
+#include <linux/cpuset.h>
#include <asm/page.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++) {
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;
}