58 				   struct sctp_transport *transport,
65 			      struct sctp_transport *transport,
110 				       struct sctp_transport *transport,  in sctp_cacc_skip_3_1_d()  argument
113 	if (count_of_newacks >= 2 && transport != primary)  in sctp_cacc_skip_3_1_d()
125 static inline int sctp_cacc_skip_3_1_f(struct sctp_transport *transport,  in sctp_cacc_skip_3_1_f()  argument
129 			(transport && !transport->cacc.cacc_saw_newack))  in sctp_cacc_skip_3_1_f()
142 				     struct sctp_transport *transport,  in sctp_cacc_skip_3_1()  argument
146 		if (sctp_cacc_skip_3_1_d(primary, transport, count_of_newacks))  in sctp_cacc_skip_3_1()
148 		if (sctp_cacc_skip_3_1_f(transport, count_of_newacks))  in sctp_cacc_skip_3_1()
185 				 struct sctp_transport *transport,  in sctp_cacc_skip()  argument
190 	    (sctp_cacc_skip_3_1(primary, transport, count_of_newacks) ||  in sctp_cacc_skip()
216 	struct sctp_transport *transport;  in __sctp_outq_teardown()  local
221 	list_for_each_entry(transport, &q->asoc->peer.transport_addr_list,  in __sctp_outq_teardown()
223 		while ((lchunk = sctp_list_dequeue(&transport->transmitted)) != NULL) {  in __sctp_outq_teardown()
376 			  struct sctp_transport *transport,  in sctp_retransmit_mark()  argument
383 	list_for_each_safe(lchunk, ltemp, &transport->transmitted) {  in sctp_retransmit_mark()
398 				if (chunk->transport)  in sctp_retransmit_mark()
399 					chunk->transport->flight_size -=  in sctp_retransmit_mark()
424 			if (chunk->transport)  in sctp_retransmit_mark()
425 				transport->flight_size -= sctp_data_size(chunk);  in sctp_retransmit_mark()
442 				transport->rto_pending = 0;  in sctp_retransmit_mark()
456 		 "flight_size:%d, pba:%d\n", __func__, transport, reason,  in sctp_retransmit_mark()
457 		 transport->cwnd, transport->ssthresh, transport->flight_size,  in sctp_retransmit_mark()
458 		 transport->partial_bytes_acked);  in sctp_retransmit_mark()
464 void sctp_retransmit(struct sctp_outq *q, struct sctp_transport *transport,  in sctp_retransmit()  argument
473 		sctp_transport_lower_cwnd(transport, SCTP_LOWER_CWND_T3_RTX);  in sctp_retransmit()
477 		if (transport == transport->asoc->peer.retran_path)  in sctp_retransmit()
478 			sctp_assoc_update_retran_path(transport->asoc);  in sctp_retransmit()
479 		transport->asoc->rtx_data_chunks +=  in sctp_retransmit()
480 			transport->asoc->unack_data;  in sctp_retransmit()
484 		sctp_transport_lower_cwnd(transport, SCTP_LOWER_CWND_FAST_RTX);  in sctp_retransmit()
492 		transport->asoc->init_retries++;  in sctp_retransmit()
498 	sctp_retransmit_mark(q, transport, reason);  in sctp_retransmit()
530 	struct sctp_transport *transport = pkt->transport;  in sctp_outq_flush_rtx()  local
580 				       &transport->transmitted);  in sctp_outq_flush_rtx()
645 				       &transport->transmitted);  in sctp_outq_flush_rtx()
713 	struct sctp_transport *transport = NULL;  in sctp_outq_flush()  local
752 		new_transport = chunk->transport;  in sctp_outq_flush()
765 			if (transport &&  in sctp_outq_flush()
767 						&transport->ipaddr))  in sctp_outq_flush()
768 					new_transport = transport;  in sctp_outq_flush()
803 		if (new_transport != transport) {  in sctp_outq_flush()
804 			transport = new_transport;  in sctp_outq_flush()
805 			if (list_empty(&transport->send_ready)) {  in sctp_outq_flush()
806 				list_add_tail(&transport->send_ready,  in sctp_outq_flush()
809 			packet = &transport->packet;  in sctp_outq_flush()
824 			sctp_packet_init(&singleton, transport, sport, dport);  in sctp_outq_flush()
869 					sctp_transport_reset_timers(transport);  in sctp_outq_flush()
907 			if (transport == asoc->peer.retran_path)  in sctp_outq_flush()
912 			transport = asoc->peer.retran_path;  in sctp_outq_flush()
914 			if (list_empty(&transport->send_ready)) {  in sctp_outq_flush()
915 				list_add_tail(&transport->send_ready,  in sctp_outq_flush()
919 			packet = &transport->packet;  in sctp_outq_flush()
927 				sctp_transport_reset_timers(transport);  in sctp_outq_flush()
947 		if (transport)  in sctp_outq_flush()
948 			sctp_transport_burst_limited(transport);  in sctp_outq_flush()
974 			new_transport = chunk->transport;  in sctp_outq_flush()
984 			if (new_transport != transport) {  in sctp_outq_flush()
985 				transport = new_transport;  in sctp_outq_flush()
990 				if (list_empty(&transport->send_ready)) {  in sctp_outq_flush()
991 					list_add_tail(&transport->send_ready,  in sctp_outq_flush()
995 				packet = &transport->packet;  in sctp_outq_flush()
1001 				sctp_transport_burst_limited(transport);  in sctp_outq_flush()
1058 				      &transport->transmitted);  in sctp_outq_flush()
1060 			sctp_transport_reset_timers(transport);  in sctp_outq_flush()
1127 	struct sctp_transport *transport;  in sctp_outq_sack()  local
1173 			list_for_each_entry(transport, transport_list,  in sctp_outq_sack()
1176 					transport->cacc.cycling_changeover = 0;  in sctp_outq_sack()
1178 					transport->cacc.cacc_saw_newack = 0;  in sctp_outq_sack()
1203 	list_for_each_entry(transport, transport_list, transports) {  in sctp_outq_sack()
1204 		sctp_check_transmitted(q, &transport->transmitted,  in sctp_outq_sack()
1205 				       transport, &chunk->source, sack,  in sctp_outq_sack()
1212 		if (transport->cacc.cacc_saw_newack)  in sctp_outq_sack()
1227 		list_for_each_entry(transport, transport_list, transports)  in sctp_outq_sack()
1228 			sctp_mark_missing(q, &transport->transmitted, transport,  in sctp_outq_sack()
1299 				   struct sctp_transport *transport,  in sctp_check_transmitted()  argument
1332 				if (tchunk->transport)  in sctp_check_transmitted()
1333 					tchunk->transport->flight_size -=  in sctp_check_transmitted()
1347 			if (transport) {  in sctp_check_transmitted()
1364 					sctp_transport_update_rto(transport,  in sctp_check_transmitted()
1380 				if (!tchunk->transport)  in sctp_check_transmitted()
1412 					if (transport &&  in sctp_check_transmitted()
1416 						transport->cacc.cacc_saw_newack  in sctp_check_transmitted()
1447 				if (tchunk->transport)  in sctp_check_transmitted()
1466 	if (transport) {  in sctp_check_transmitted()
1468 			struct sctp_association *asoc = transport->asoc;  in sctp_check_transmitted()
1485 			transport->error_count = 0;  in sctp_check_transmitted()
1486 			transport->asoc->overall_error_count = 0;  in sctp_check_transmitted()
1503 			if ((transport->state == SCTP_INACTIVE ||  in sctp_check_transmitted()
1504 			     transport->state == SCTP_UNCONFIRMED) &&  in sctp_check_transmitted()
1505 			    sctp_cmp_addr_exact(&transport->ipaddr, saddr)) {  in sctp_check_transmitted()
1507 					transport->asoc,  in sctp_check_transmitted()
1508 					transport,  in sctp_check_transmitted()
1513 			sctp_transport_raise_cwnd(transport, sack_ctsn,  in sctp_check_transmitted()
1516 			transport->flight_size -= bytes_acked;  in sctp_check_transmitted()
1517 			if (transport->flight_size == 0)  in sctp_check_transmitted()
1518 				transport->partial_bytes_acked = 0;  in sctp_check_transmitted()
1543 				transport->error_count = 0;  in sctp_check_transmitted()
1553 		if (!transport->flight_size) {  in sctp_check_transmitted()
1554 			if (del_timer(&transport->T3_rtx_timer))  in sctp_check_transmitted()
1555 				sctp_transport_put(transport);  in sctp_check_transmitted()
1557 			if (!mod_timer(&transport->T3_rtx_timer,  in sctp_check_transmitted()
1558 				       jiffies + transport->rto))  in sctp_check_transmitted()
1559 				sctp_transport_hold(transport);  in sctp_check_transmitted()
1563 			if (transport->dst)  in sctp_check_transmitted()
1564 				dst_confirm(transport->dst);  in sctp_check_transmitted()
1574 			      struct sctp_transport *transport,  in sctp_mark_missing()  argument
1602 			if (!transport || !sctp_cacc_skip(primary,  in sctp_mark_missing()
1603 						chunk->transport,  in sctp_mark_missing()
1624 	if (transport) {  in sctp_mark_missing()
1626 			sctp_retransmit(q, transport, SCTP_RTXR_FAST_RTX);  in sctp_mark_missing()
1629 			 "flight_size:%d, pba:%d\n",  __func__, transport,  in sctp_mark_missing()
1630 			 transport->cwnd, transport->ssthresh,  in sctp_mark_missing()
1631 			 transport->flight_size, transport->partial_bytes_acked);  in sctp_mark_missing()