[PATCH] x86_64: When cpu_up fails clean up page allocator properly

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

mm/page_alloc.c

@@ -1876,11 +1876,10 @@ static int __devinit pageset_cpuup_callback(struct notifier_block *nfb,
 			if (process_zones(cpu))
 				ret = NOTIFY_BAD;
 			break;
-#ifdef CONFIG_HOTPLUG_CPU
+		case CPU_UP_CANCELED:
 		case CPU_DEAD:
 			free_zone_pagesets(cpu);
 			break;
-#endif
 		default:
 			break;
 	}