kernel: add common infrastructure for unaligned access

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

diff --git a/include/linux/mount.h b/include/linux/mount.h
index 8c8e94369ac8ba096d67c2cc1d85ec97127b6956..b4836d58f428993e6d7f468d742d6a99ed422e8a 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 */
@@ -55,6 +56,8 @@ struct vfsmount {
        struct list_head mnt_slave;     /* slave list entry */
        struct vfsmount *mnt_master;    /* slave is on master->mnt_slave_list */
        struct mnt_namespace *mnt_ns;   /* containing namespace */
+       int mnt_id;                     /* mount identifier */
+       int mnt_group_id;               /* peer group identifier */
        /*
         * We put mnt_count & mnt_expiry_mark at the end of struct vfsmount
         * to let these frequently modified fields in a separate cache line
@@ -93,8 +96,6 @@ static inline void mntput(struct vfsmount *mnt)
        }
 }
 
-extern void free_vfsmnt(struct vfsmount *mnt);
-extern struct vfsmount *alloc_vfsmnt(const char *name);
 extern struct vfsmount *do_kern_mount(const char *fstype, int flags,
                                      const char *name, void *data);