246 			struct mount *parent = last_source->mnt_parent;  in propagate_one()  local
249 			done = parent->mnt_master == p;  in propagate_one()
250 			if (done && peers(n, parent))  in propagate_one()
372 	struct mount *parent = mnt->mnt_parent;  in propagate_mount_busy()  local
374 	if (mnt == parent)  in propagate_mount_busy()
385 	for (m = propagation_next(parent, parent); m;  in propagate_mount_busy()
386 	     		m = propagation_next(m, parent)) {  in propagate_mount_busy()
414 	struct mount *parent = mnt->mnt_parent;  in propagate_mount_unlock()  local
417 	BUG_ON(parent == mnt);  in propagate_mount_unlock()
419 	for (m = propagation_next(parent, parent); m;  in propagate_mount_unlock()
420 			m = propagation_next(m, parent)) {  in propagate_mount_unlock()
500 		struct mount *mnt, *parent;  in restore_mounts()  local
509 		parent = mnt->mnt_parent;  in restore_mounts()
510 		while (parent->mnt.mnt_flags & MNT_UMOUNT) {  in restore_mounts()
511 			mp = parent->mnt_mp;  in restore_mounts()
512 			parent = parent->mnt_parent;  in restore_mounts()
514 		if (parent != mnt->mnt_parent)  in restore_mounts()
515 			mnt_change_mountpoint(parent, mp, mnt);  in restore_mounts()
544 		struct mount *parent = mnt->mnt_parent;  in propagate_umount()  local
557 		for (m = propagation_next(parent, parent); m;  in propagate_umount()
558 		     m = propagation_next(m, parent)) {  in propagate_umount()
572 				m = skip_propagation_subtree(m, parent);  in propagate_umount()