[PATCH] libata: implement ata_port_max_devices()

[linux-2.6] / fs / namespace.c

diff --git a/fs/namespace.c b/fs/namespace.c
index 6bb0b85293e700d26cc582a6970ced853d968dfb..b3ed212ea416f4686b1c5da0e37895d42bfa677e 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);
@@ -517,10 +526,8 @@ void umount_tree(struct vfsmount *mnt, int propagate, struct list_head *kill)
 {
        struct vfsmount *p;
 
-       for (p = mnt; p; p = next_mnt(p, mnt)) {
-               list_del(&p->mnt_hash);
-               list_add(&p->mnt_hash, kill);
-       }
+       for (p = mnt; p; p = next_mnt(p, mnt))
+               list_move(&p->mnt_hash, kill);
 
        if (propagate)
                propagate_umount(kill);