231 			struct mount *parent = last_source->mnt_parent;  in propagate_one()  local
234 			done = parent->mnt_master == p;  in propagate_one()
235 			if (done && peers(n, parent))  in propagate_one()
348 	struct mount *parent = mnt->mnt_parent;  in propagate_mount_busy()  local
351 	if (mnt == parent)  in propagate_mount_busy()
362 	for (m = propagation_next(parent, parent); m;  in propagate_mount_busy()
363 	     		m = propagation_next(m, parent)) {  in propagate_mount_busy()
379 	struct mount *parent = mnt->mnt_parent;  in propagate_mount_unlock()  local
382 	BUG_ON(parent == mnt);  in propagate_mount_unlock()
384 	for (m = propagation_next(parent, parent); m;  in propagate_mount_unlock()
385 			m = propagation_next(m, parent)) {  in propagate_mount_unlock()
397 	struct mount *parent = mnt->mnt_parent;  in mark_umount_candidates()  local
400 	BUG_ON(parent == mnt);  in mark_umount_candidates()
402 	for (m = propagation_next(parent, parent); m;  in mark_umount_candidates()
403 			m = propagation_next(m, parent)) {  in mark_umount_candidates()
418 	struct mount *parent = mnt->mnt_parent;  in __propagate_umount()  local
421 	BUG_ON(parent == mnt);  in __propagate_umount()
423 	for (m = propagation_next(parent, parent); m;  in __propagate_umount()
424 			m = propagation_next(m, parent)) {  in __propagate_umount()