1526 	struct hv_ring_buffer_info *rbi = &channel->outbound;  in out_mask_show()  local
1529 	mutex_lock(&rbi->ring_buffer_mutex);  in out_mask_show()
1530 	if (!rbi->ring_buffer) {  in out_mask_show()
1531 		mutex_unlock(&rbi->ring_buffer_mutex);  in out_mask_show()
1535 	ret = sprintf(buf, "%u\n", rbi->ring_buffer->interrupt_mask);  in out_mask_show()
1536 	mutex_unlock(&rbi->ring_buffer_mutex);  in out_mask_show()
1543 	struct hv_ring_buffer_info *rbi = &channel->inbound;  in in_mask_show()  local
1546 	mutex_lock(&rbi->ring_buffer_mutex);  in in_mask_show()
1547 	if (!rbi->ring_buffer) {  in in_mask_show()
1548 		mutex_unlock(&rbi->ring_buffer_mutex);  in in_mask_show()
1552 	ret = sprintf(buf, "%u\n", rbi->ring_buffer->interrupt_mask);  in in_mask_show()
1553 	mutex_unlock(&rbi->ring_buffer_mutex);  in in_mask_show()
1560 	struct hv_ring_buffer_info *rbi = &channel->inbound;  in read_avail_show()  local
1563 	mutex_lock(&rbi->ring_buffer_mutex);  in read_avail_show()
1564 	if (!rbi->ring_buffer) {  in read_avail_show()
1565 		mutex_unlock(&rbi->ring_buffer_mutex);  in read_avail_show()
1569 	ret = sprintf(buf, "%u\n", hv_get_bytes_to_read(rbi));  in read_avail_show()
1570 	mutex_unlock(&rbi->ring_buffer_mutex);  in read_avail_show()
1577 	struct hv_ring_buffer_info *rbi = &channel->outbound;  in write_avail_show()  local
1580 	mutex_lock(&rbi->ring_buffer_mutex);  in write_avail_show()
1581 	if (!rbi->ring_buffer) {  in write_avail_show()
1582 		mutex_unlock(&rbi->ring_buffer_mutex);  in write_avail_show()
1586 	ret = sprintf(buf, "%u\n", hv_get_bytes_to_write(rbi));  in write_avail_show()
1587 	mutex_unlock(&rbi->ring_buffer_mutex);  in write_avail_show()