[PATCH] at91rm9200-rtc-driver-tidy

[linux-2.6] / fs / namespace.c

diff --git a/fs/namespace.c b/fs/namespace.c
index e069a4c5e389c48eb88e3a6847422750ae693b2b..c13072a5f1ee8bd1a57c9186de12a5a55c553d1b 100644 (file)
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -86,6 +86,15 @@ struct vfsmount *alloc_vfsmnt(const char *name)
        return mnt;
 }
 
+int simple_set_mnt(struct vfsmount *mnt, struct super_block *sb)
+{
+       mnt->mnt_sb = sb;
+       mnt->mnt_root = dget(sb->s_root);
+       return 0;
+}
+
+EXPORT_SYMBOL(simple_set_mnt);
+
 void free_vfsmnt(struct vfsmount *mnt)
 {
        kfree(mnt->mnt_devname);
@@ -459,9 +468,9 @@ int may_umount_tree(struct vfsmount *mnt)
        spin_unlock(&vfsmount_lock);
 
        if (actual_refs > minimum_refs)
-               return -EBUSY;
+               return 0;
 
-       return 0;
+       return 1;
 }
 
 EXPORT_SYMBOL(may_umount_tree);
@@ -481,10 +490,10 @@ EXPORT_SYMBOL(may_umount_tree);
  */
 int may_umount(struct vfsmount *mnt)
 {
-       int ret = 0;
+       int ret = 1;
        spin_lock(&vfsmount_lock);
        if (propagate_mount_busy(mnt, 2))
-               ret = -EBUSY;
+               ret = 0;
        spin_unlock(&vfsmount_lock);
        return ret;
 }