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-rw-r--r--mm/rmap.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/rmap.c b/mm/rmap.c
index f6e85d7a7e45..8990f909492f 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -36,6 +36,7 @@
* mapping->tree_lock (widely used, in set_page_dirty,
* in arch-dependent flush_dcache_mmap_lock,
* within inode_lock in __sync_single_inode)
+ * zone->lock (within radix tree node alloc)
*/
#include <linux/mm.h>
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