diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index 4361f37..d10bd30 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -162,6 +162,8 @@
 #define DCACHE_REFERENCED	0x0008  /* Recently used, don't discard. */
 #define DCACHE_UNHASHED		0x0010	
 
+#define DCACHE_INOTIFY_PARENT_WATCHED	0x0020 /* Parent inode is watched */
+
 extern spinlock_t dcache_lock;
 
 /**