92 static int i_ldc_rx_ackpeek(ldc_chan_t *ldcp, uint64_t rx_head,
617 	uint64_t rx_head, rx_tail;  in i_ldc_rxq_reconf()  local
620 	rv = hv_ldc_rx_get_state(ldcp->id, &rx_head, &rx_tail,  in i_ldc_rxq_reconf()
653 	uint64_t rx_head, rx_tail;  in i_ldc_rxq_drain()  local
657 	rv = hv_ldc_rx_get_state(ldcp->id, &rx_head, &rx_tail,  in i_ldc_rxq_drain()
666 	if (rx_head == rx_tail)  in i_ldc_rxq_drain()
2230 	uint64_t 	rx_head, rx_tail;  in i_ldc_rx_process_hvq()  local
2245 		rv = hv_ldc_rx_get_state(ldcp->id, &rx_head, &rx_tail,  in i_ldc_rx_process_hvq()
2309 			TRACE_RXHVQ_LENGTH(ldcp, rx_head, rx_tail);  in i_ldc_rx_process_hvq()
2313 		if (rx_head == rx_tail) {  in i_ldc_rx_process_hvq()
2320 		    "tail=0x%llx\n", rx_head, rx_tail);  in i_ldc_rx_process_hvq()
2322 		    ldcp->rx_q_va + rx_head);  in i_ldc_rx_process_hvq()
2325 		msg = (ldc_msg_t *)(ldcp->rx_q_va + rx_head);  in i_ldc_rx_process_hvq()
2340 				rx_head = (rx_head + LDC_PACKET_SIZE) %  in i_ldc_rx_process_hvq()
2343 				if (rv = i_ldc_set_rx_head(ldcp, rx_head))  in i_ldc_rx_process_hvq()
2377 			    rx_head, rx_tail);  in i_ldc_rx_process_hvq()
2471 			i_ldc_rxdq_copy(ldcp, &rx_head);  in i_ldc_rx_process_hvq()
2477 			rx_head = (rx_head + LDC_PACKET_SIZE) %  in i_ldc_rx_process_hvq()
2482 		if (rv = i_ldc_set_rx_head(ldcp, rx_head)) {  in i_ldc_rx_process_hvq()
2518 			if (i_ldc_rx_ackpeek(ldcp, rx_head, rx_tail) != 0) {  in i_ldc_rx_process_hvq()
2546 i_ldc_rx_ackpeek(ldc_chan_t *ldcp, uint64_t rx_head, uint64_t rx_tail)  in i_ldc_rx_ackpeek()  argument
2552 		ldcp->rx_ack_head = rx_head;  in i_ldc_rx_ackpeek()
3617 	uint64_t 	rx_head, rx_tail;  in ldc_chkq()  local
3638 	rv = hv_ldc_rx_get_state(ldcp->id, &rx_head, &rx_tail,  in ldc_chkq()
3663 		*hasdata = (rx_head != rx_tail);  in ldc_chkq()
3672 		if (rx_head != rx_tail) {  in ldc_chkq()
3724 	uint64_t 	rx_head = 0, rx_tail = 0;  in ldc_read()  local
3772 	rv = hv_ldc_rx_get_state(ldcp->id, &rx_head, &rx_tail,  in ldc_read()
3794 		    (rx_head == rx_tail)) {  in ldc_read()
3816 	uint64_t 	rx_head, rx_tail;  in i_ldc_read_raw()  local
3831 	rv = hv_ldc_rx_get_state(ldcp->id, &rx_head, &rx_tail,  in i_ldc_read_raw()
3841 	    ldcp->id, rx_head, rx_tail, ldcp->link_state);  in i_ldc_read_raw()
3855 	if (rx_head == rx_tail) {  in i_ldc_read_raw()
3861 	msgp = (ldc_msg_t *)(ldcp->rx_q_va + rx_head);  in i_ldc_read_raw()
3872 	rx_head = (rx_head + LDC_PACKET_SIZE) & q_size_mask;  in i_ldc_read_raw()
3873 	rv = i_ldc_set_rx_head(ldcp, rx_head);  in i_ldc_read_raw()
3888 	uint64_t 	rx_head = 0, rx_tail = 0;  in i_ldc_read_packet()  local
3949 			    &rx_head, &rx_tail, &ldcp->link_state);  in i_ldc_read_packet()
3990 		    ldcp->id, curr_head, rx_head, rx_tail);  in i_ldc_read_packet()
4004 				    ldcp->id, rx_head, rx_tail);  in i_ldc_read_packet()