diff --git a/[refs] b/[refs]
index 8c1c42494c31..b81ab268f323 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 348fe8da13621b3d14ab2d156e74551611997017
+refs/heads/master: b453c95eb8d6a3b2348e9c7bc28a7d223cb640e3
diff --git a/trunk/include/linux/nilfs2_fs.h b/trunk/include/linux/nilfs2_fs.h
index bcdb34c68d08..46604671ccd5 100644
--- a/trunk/include/linux/nilfs2_fs.h
+++ b/trunk/include/linux/nilfs2_fs.h
@@ -147,7 +147,6 @@ struct nilfs_super_root {
 #define NILFS_MOUNT_ERRORS_CONT		0x0010  /* Continue on errors */
 #define NILFS_MOUNT_ERRORS_RO		0x0020  /* Remount fs ro on errors */
 #define NILFS_MOUNT_ERRORS_PANIC	0x0040  /* Panic on errors */
-#define NILFS_MOUNT_SNAPSHOT		0x0080  /* Snapshot flag */
 #define NILFS_MOUNT_BARRIER		0x1000  /* Use block barriers */
 #define NILFS_MOUNT_STRICT_ORDER	0x2000  /* Apply strict in-order
 						   semantics also for data */