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-rw-r--r--mm/page_alloc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 61290ea721c8..5b09488d0f55 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -178,6 +178,8 @@ static void set_pageblock_migratetype(struct page *page, int migratetype)
178 PB_migrate, PB_migrate_end); 178 PB_migrate, PB_migrate_end);
179} 179}
180 180
181bool oom_killer_disabled __read_mostly;
182
181#ifdef CONFIG_DEBUG_VM 183#ifdef CONFIG_DEBUG_VM
182static int page_outside_zone_boundaries(struct zone *zone, struct page *page) 184static int page_outside_zone_boundaries(struct zone *zone, struct page *page)
183{ 185{
@@ -1769,6 +1771,8 @@ rebalance:
1769 */ 1771 */
1770 if (!did_some_progress) { 1772 if (!did_some_progress) {
1771 if ((gfp_mask & __GFP_FS) && !(gfp_mask & __GFP_NORETRY)) { 1773 if ((gfp_mask & __GFP_FS) && !(gfp_mask & __GFP_NORETRY)) {
1774 if (oom_killer_disabled)
1775 goto nopage;
1772 page = __alloc_pages_may_oom(gfp_mask, order, 1776 page = __alloc_pages_may_oom(gfp_mask, order,
1773 zonelist, high_zoneidx, 1777 zonelist, high_zoneidx,
1774 nodemask, preferred_zone, 1778 nodemask, preferred_zone,