old_mnt          1872 fs/namespace.c 	struct mount *old_mnt = real_mount(path->mnt);
old_mnt          1875 fs/namespace.c 	if (IS_MNT_UNBINDABLE(old_mnt))
old_mnt          1878 fs/namespace.c 	new_mnt = clone_mnt(old_mnt, path->dentry, CL_PRIVATE);
old_mnt          3620 fs/namespace.c 	struct mount *new_mnt, *root_mnt, *old_mnt, *root_parent, *ex_parent;
old_mnt          3650 fs/namespace.c 	old_mnt = real_mount(old.mnt);
old_mnt          3653 fs/namespace.c 	if (IS_MNT_SHARED(old_mnt) ||
old_mnt          3665 fs/namespace.c 	if (new_mnt == root_mnt || old_mnt == root_mnt)
old_mnt          3677 fs/namespace.c 	if (!is_path_reachable(old_mnt, old.dentry, &new))
old_mnt          3690 fs/namespace.c 	attach_mnt(root_mnt, old_mnt, old_mp);