diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index f279d9c158cd566d8e3c0bd2777094e553f81be0..2782df47101e0cd3ee6ff199ad97f75d640b9308 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -474,16 +474,15 @@ struct zone {
 	unsigned long		wait_table_bits;
 
 	ZONE_PADDING(_pad1_)
-
-	/* Write-intensive fields used from the page allocator */
-	spinlock_t		lock;
-
 	/* free areas of different sizes */
 	struct free_area	free_area[MAX_ORDER];
 
 	/* zone flags, see below */
 	unsigned long		flags;
 
+	/* Write-intensive fields used from the page allocator */
+	spinlock_t		lock;
+
 	ZONE_PADDING(_pad2_)
 
 	/* Write-intensive fields used by page reclaim */