---

yaml
---
r: 365419
b: refs/heads/master
c: fed2719
h: refs/heads/master
i:
  365417: 62f488e
  365415: 1df9ffb
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8e2cdbcb86b0abefc3d07922c48edb01fece3c56
+refs/heads/master: fed2719e7a8612471bd17113ed326d38df434f17

trunk/mm/page_alloc.c

@@ -1942,9 +1942,24 @@ get_page_from_freelist(gfp_t gfp_mask, nodemask_t *nodemask, unsigned int order,
 				continue;
 			default:
 				/* did we reclaim enough */
-				if (!zone_watermark_ok(zone, order, mark,
+				if (zone_watermark_ok(zone, order, mark,
 						classzone_idx, alloc_flags))
+					goto try_this_zone;
+
+				/*
+				 * Failed to reclaim enough to meet watermark.
+				 * Only mark the zone full if checking the min
+				 * watermark or if we failed to reclaim just
+				 * 1<<order pages or else the page allocator
+				 * fastpath will prematurely mark zones full
+				 * when the watermark is between the low and
+				 * min watermarks.
+				 */
+				if (((alloc_flags & ALLOC_WMARK_MASK) == ALLOC_WMARK_MIN) ||
+				    ret == ZONE_RECLAIM_SOME)
 					goto this_zone_full;
+
+				continue;
 			}
 		}