356 	struct buffer_aux *aux = dm_bufio_get_aux_data(buf);  in dm_block_manager_alloc_callback()  local
357 	aux->validator = NULL;  in dm_block_manager_alloc_callback()
358 	bl_init(&aux->lock);  in dm_block_manager_alloc_callback()
363 	struct buffer_aux *aux = dm_bufio_get_aux_data(buf);  in dm_block_manager_write_callback()  local
364 	if (aux->validator) {  in dm_block_manager_write_callback()
365 		aux->validator->prepare_for_write(aux->validator, (struct dm_block *) buf,  in dm_block_manager_write_callback()
431 				 struct buffer_aux *aux,  in dm_bm_validate_buffer()  argument
434 	if (unlikely(!aux->validator)) {  in dm_bm_validate_buffer()
444 		aux->validator = v;  in dm_bm_validate_buffer()
446 		if (unlikely(aux->validator != v)) {  in dm_bm_validate_buffer()
448 				    aux->validator->name, v ? v->name : "NULL",  in dm_bm_validate_buffer()
460 	struct buffer_aux *aux;  in dm_bm_read_lock()  local
468 	aux = dm_bufio_get_aux_data(to_buffer(*result));  in dm_bm_read_lock()
469 	r = bl_down_read(&aux->lock);  in dm_bm_read_lock()
476 	aux->write_locked = 0;  in dm_bm_read_lock()
478 	r = dm_bm_validate_buffer(bm, to_buffer(*result), aux, v);  in dm_bm_read_lock()
480 		bl_up_read(&aux->lock);  in dm_bm_read_lock()
493 	struct buffer_aux *aux;  in dm_bm_write_lock()  local
504 	aux = dm_bufio_get_aux_data(to_buffer(*result));  in dm_bm_write_lock()
505 	r = bl_down_write(&aux->lock);  in dm_bm_write_lock()
512 	aux->write_locked = 1;  in dm_bm_write_lock()
514 	r = dm_bm_validate_buffer(bm, to_buffer(*result), aux, v);  in dm_bm_write_lock()
516 		bl_up_write(&aux->lock);  in dm_bm_write_lock()
529 	struct buffer_aux *aux;  in dm_bm_read_try_lock()  local
539 	aux = dm_bufio_get_aux_data(to_buffer(*result));  in dm_bm_read_try_lock()
540 	r = bl_down_read_nonblock(&aux->lock);  in dm_bm_read_try_lock()
546 	aux->write_locked = 0;  in dm_bm_read_try_lock()
548 	r = dm_bm_validate_buffer(bm, to_buffer(*result), aux, v);  in dm_bm_read_try_lock()
550 		bl_up_read(&aux->lock);  in dm_bm_read_try_lock()
563 	struct buffer_aux *aux;  in dm_bm_write_lock_zero()  local
575 	aux = dm_bufio_get_aux_data(to_buffer(*result));  in dm_bm_write_lock_zero()
576 	r = bl_down_write(&aux->lock);  in dm_bm_write_lock_zero()
582 	aux->write_locked = 1;  in dm_bm_write_lock_zero()
583 	aux->validator = v;  in dm_bm_write_lock_zero()
591 	struct buffer_aux *aux;  in dm_bm_unlock()  local
592 	aux = dm_bufio_get_aux_data(to_buffer(b));  in dm_bm_unlock()
594 	if (aux->write_locked) {  in dm_bm_unlock()
596 		bl_up_write(&aux->lock);  in dm_bm_unlock()
598 		bl_up_read(&aux->lock);  in dm_bm_unlock()