68 	if (READ_ONCE(rbi->ring_buffer->interrupt_mask))  in hv_signal_on_write()
77 	if (old_write == READ_ONCE(rbi->ring_buffer->read_index))  in hv_signal_on_write()
85 	u32 next = ring_info->ring_buffer->write_index;  in hv_get_next_write_location()
95 	ring_info->ring_buffer->write_index = next_write_location;  in hv_set_next_write_location()
103 	ring_info->ring_buffer->read_index = next_read_location;  in hv_set_next_read_location()
118 	return (u64)ring_info->ring_buffer->write_index << 32;  in hv_get_ring_bufferindices()
131 	void *ring_buffer = hv_get_ring_buffer(ring_info);  in hv_copyto_ringbuffer()  local
134 	memcpy(ring_buffer + start_write_offset, src, srclen);  in hv_copyto_ringbuffer()
157 	read_loc = READ_ONCE(rbi->ring_buffer->read_index);  in hv_get_ringbuffer_availbytes()
158 	write_loc = READ_ONCE(rbi->ring_buffer->write_index);  in hv_get_ringbuffer_availbytes()
173 	if (ring_info->ring_buffer) {  in hv_ringbuffer_get_debuginfo()
181 			ring_info->ring_buffer->read_index;  in hv_ringbuffer_get_debuginfo()
183 			ring_info->ring_buffer->write_index;  in hv_ringbuffer_get_debuginfo()
185 			ring_info->ring_buffer->interrupt_mask;  in hv_ringbuffer_get_debuginfo()
214 	ring_info->ring_buffer = (struct hv_ring_buffer *)  in hv_ringbuffer_init()
220 	if (!ring_info->ring_buffer)  in hv_ringbuffer_init()
223 	ring_info->ring_buffer->read_index =  in hv_ringbuffer_init()
224 		ring_info->ring_buffer->write_index = 0;  in hv_ringbuffer_init()
227 	ring_info->ring_buffer->feature_bits.value = 1;  in hv_ringbuffer_init()
243 	vunmap(ring_info->ring_buffer);  in hv_ringbuffer_cleanup()
369 	u32 write_loc = READ_ONCE(rbi->ring_buffer->write_index);  in hv_pkt_iter_avail()
464 	start_read_index = rbi->ring_buffer->read_index;  in hv_pkt_iter_close()
465 	rbi->ring_buffer->read_index = rbi->priv_read_index;  in hv_pkt_iter_close()
472 	if (!rbi->ring_buffer->feature_bits.feat_pending_send_sz)  in hv_pkt_iter_close()
491 	pending_sz = READ_ONCE(rbi->ring_buffer->pending_send_sz);  in hv_pkt_iter_close()