Index: generic/include/mm/frame.h
===================================================================
--- generic/include/mm/frame.h	(revision 7dd25618029b6d98c0ca074a1d14e41065c8ac45)
+++ generic/include/mm/frame.h	(revision 5753fbb46440d4f6fb6f2bbc7cfe0f3b24ba615a)
@@ -50,5 +50,5 @@
 #define IS_BUDDY_RIGHT_BLOCK(zone, frame)	(((FRAME_INDEX((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 1)
 
-#define ZONE_BLACKLIST_SIZE	3
+#define ZONE_BLACKLIST_SIZE	4
 
 struct zone {