[PATCH] r/o bind mounts: honor mount writer counts at remount

[linux-2.6-block.git] / include / linux / mount.h

diff --git a/include/linux/mount.h b/include/linux/mount.h
index 8c8e94369ac8ba096d67c2cc1d85ec97127b6956..d6600e3f7e4579e6cb8f476bac437c2c035b2573 100644 (file)
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -29,6 +29,7 @@ struct mnt_namespace;
 #define MNT_NOATIME    0x08
 #define MNT_NODIRATIME 0x10
 #define MNT_RELATIME   0x20
+#define MNT_READONLY   0x40    /* does the user want this to be r/o? */
 
 #define MNT_SHRINKABLE 0x100
 #define MNT_IMBALANCED_WRITE_COUNT     0x200 /* just for debugging */