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-rw-r--r--mm/page_alloc.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 59d2e88fb47c..850c4a7e2fe5 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1654,12 +1654,22 @@ __alloc_pages_may_oom(gfp_t gfp_mask, unsigned int order,
1654 if (page) 1654 if (page)
1655 goto out; 1655 goto out;
1656 1656
1657 /* The OOM killer will not help higher order allocs */ 1657 if (!(gfp_mask & __GFP_NOFAIL)) {
1658 if (order > PAGE_ALLOC_COSTLY_ORDER && !(gfp_mask & __GFP_NOFAIL)) 1658 /* The OOM killer will not help higher order allocs */
1659 goto out; 1659 if (order > PAGE_ALLOC_COSTLY_ORDER)
1660 1660 goto out;
1661 /*
1662 * GFP_THISNODE contains __GFP_NORETRY and we never hit this.
1663 * Sanity check for bare calls of __GFP_THISNODE, not real OOM.
1664 * The caller should handle page allocation failure by itself if
1665 * it specifies __GFP_THISNODE.
1666 * Note: Hugepage uses it but will hit PAGE_ALLOC_COSTLY_ORDER.
1667 */
1668 if (gfp_mask & __GFP_THISNODE)
1669 goto out;
1670 }
1661 /* Exhausted what can be done so it's blamo time */ 1671 /* Exhausted what can be done so it's blamo time */
1662 out_of_memory(zonelist, gfp_mask, order); 1672 out_of_memory(zonelist, gfp_mask, order, nodemask);
1663 1673
1664out: 1674out:
1665 clear_zonelist_oom(zonelist, gfp_mask); 1675 clear_zonelist_oom(zonelist, gfp_mask);
@@ -3123,7 +3133,7 @@ static int __cpuinit process_zones(int cpu)
3123 3133
3124 if (percpu_pagelist_fraction) 3134 if (percpu_pagelist_fraction)
3125 setup_pagelist_highmark(zone_pcp(zone, cpu), 3135 setup_pagelist_highmark(zone_pcp(zone, cpu),
3126 (zone->present_pages / percpu_pagelist_fraction)); 3136 (zone->present_pages / percpu_pagelist_fraction));
3127 } 3137 }
3128 3138
3129 return 0; 3139 return 0;