vfs: remove unused MNT_STRICTATIME

Commit d0adde574b8487ef30f69e2d08bba769e4be513f added MNT_STRICTATIME
but it isn't actually used (MS_STRICTATIME clears MNT_RELATIME and
MNT_NOATIME rather than setting any mount flag).

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/namespace.c b/fs/namespace.c
index 7972e51..2e10cb1 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -788,7 +788,6 @@
 		{ MNT_NOATIME, ",noatime" },
 		{ MNT_NODIRATIME, ",nodiratime" },
 		{ MNT_RELATIME, ",relatime" },
-		{ MNT_STRICTATIME, ",strictatime" },
 		{ 0, NULL }
 	};
 	const struct proc_fs_info *fs_infop;
diff --git a/include/linux/mount.h b/include/linux/mount.h
index 907210b..5e7a594 100644
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -27,7 +27,6 @@
 #define MNT_NODIRATIME	0x10
 #define MNT_RELATIME	0x20
 #define MNT_READONLY	0x40	/* does the user want this to be r/o? */
-#define MNT_STRICTATIME 0x80
 
 #define MNT_SHRINKABLE	0x100
 #define MNT_WRITE_HOLD	0x200