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()
377 			  struct sctp_transport *transport,  in sctp_retransmit_mark()  argument
384 	list_for_each_safe(lchunk, ltemp, &transport->transmitted) {  in sctp_retransmit_mark()
399 				if (chunk->transport)  in sctp_retransmit_mark()
400 					chunk->transport->flight_size -=  in sctp_retransmit_mark()
425 			if (chunk->transport)  in sctp_retransmit_mark()
426 				transport->flight_size -= sctp_data_size(chunk);  in sctp_retransmit_mark()
443 				transport->rto_pending = 0;  in sctp_retransmit_mark()
457 		 "flight_size:%d, pba:%d\n", __func__, transport, reason,  in sctp_retransmit_mark()
458 		 transport->cwnd, transport->ssthresh, transport->flight_size,  in sctp_retransmit_mark()
459 		 transport->partial_bytes_acked);  in sctp_retransmit_mark()
465 void sctp_retransmit(struct sctp_outq *q, struct sctp_transport *transport,  in sctp_retransmit()  argument
474 		sctp_transport_lower_cwnd(transport, SCTP_LOWER_CWND_T3_RTX);  in sctp_retransmit()
478 		if (transport == transport->asoc->peer.retran_path)  in sctp_retransmit()
479 			sctp_assoc_update_retran_path(transport->asoc);  in sctp_retransmit()
480 		transport->asoc->rtx_data_chunks +=  in sctp_retransmit()
481 			transport->asoc->unack_data;  in sctp_retransmit()
485 		sctp_transport_lower_cwnd(transport, SCTP_LOWER_CWND_FAST_RTX);  in sctp_retransmit()
493 		transport->asoc->init_retries++;  in sctp_retransmit()
499 	sctp_retransmit_mark(q, transport, reason);  in sctp_retransmit()
531 	struct sctp_transport *transport = pkt->transport;  in sctp_outq_flush_rtx()  local
581 				       &transport->transmitted);  in sctp_outq_flush_rtx()
646 				       &transport->transmitted);  in sctp_outq_flush_rtx()
714 	struct sctp_transport *transport = NULL;  in sctp_outq_flush()  local
753 		new_transport = chunk->transport;  in sctp_outq_flush()
766 			if (transport &&  in sctp_outq_flush()
768 						&transport->ipaddr))  in sctp_outq_flush()
769 					new_transport = transport;  in sctp_outq_flush()
804 		if (new_transport != transport) {  in sctp_outq_flush()
805 			transport = new_transport;  in sctp_outq_flush()
806 			if (list_empty(&transport->send_ready)) {  in sctp_outq_flush()
807 				list_add_tail(&transport->send_ready,  in sctp_outq_flush()
810 			packet = &transport->packet;  in sctp_outq_flush()
825 			sctp_packet_init(&singleton, transport, sport, dport);  in sctp_outq_flush()
870 					sctp_transport_reset_timers(transport);  in sctp_outq_flush()
908 			if (transport == asoc->peer.retran_path)  in sctp_outq_flush()
913 			transport = asoc->peer.retran_path;  in sctp_outq_flush()
915 			if (list_empty(&transport->send_ready)) {  in sctp_outq_flush()
916 				list_add_tail(&transport->send_ready,  in sctp_outq_flush()
920 			packet = &transport->packet;  in sctp_outq_flush()
928 				sctp_transport_reset_timers(transport);  in sctp_outq_flush()
948 		if (transport)  in sctp_outq_flush()
949 			sctp_transport_burst_limited(transport);  in sctp_outq_flush()
975 			new_transport = chunk->transport;  in sctp_outq_flush()
985 			if (new_transport != transport) {  in sctp_outq_flush()
986 				transport = new_transport;  in sctp_outq_flush()
991 				if (list_empty(&transport->send_ready)) {  in sctp_outq_flush()
992 					list_add_tail(&transport->send_ready,  in sctp_outq_flush()
996 				packet = &transport->packet;  in sctp_outq_flush()
1002 				sctp_transport_burst_limited(transport);  in sctp_outq_flush()
1059 				      &transport->transmitted);  in sctp_outq_flush()
1061 			sctp_transport_reset_timers(transport);  in sctp_outq_flush()
1128 	struct sctp_transport *transport;  in sctp_outq_sack()  local
1174 			list_for_each_entry(transport, transport_list,  in sctp_outq_sack()
1177 					transport->cacc.cycling_changeover = 0;  in sctp_outq_sack()
1179 					transport->cacc.cacc_saw_newack = 0;  in sctp_outq_sack()
1204 	list_for_each_entry(transport, transport_list, transports) {  in sctp_outq_sack()
1205 		sctp_check_transmitted(q, &transport->transmitted,  in sctp_outq_sack()
1206 				       transport, &chunk->source, sack,  in sctp_outq_sack()
1213 		if (transport->cacc.cacc_saw_newack)  in sctp_outq_sack()
1228 		list_for_each_entry(transport, transport_list, transports)  in sctp_outq_sack()
1229 			sctp_mark_missing(q, &transport->transmitted, transport,  in sctp_outq_sack()
1301 				   struct sctp_transport *transport,  in sctp_check_transmitted()  argument
1334 				if (tchunk->transport)  in sctp_check_transmitted()
1335 					tchunk->transport->flight_size -=  in sctp_check_transmitted()
1349 			if (transport) {  in sctp_check_transmitted()
1366 					sctp_transport_update_rto(transport,  in sctp_check_transmitted()
1382 				if (!tchunk->transport)  in sctp_check_transmitted()
1414 					if (transport &&  in sctp_check_transmitted()
1418 						transport->cacc.cacc_saw_newack  in sctp_check_transmitted()
1449 				if (tchunk->transport)  in sctp_check_transmitted()
1468 	if (transport) {  in sctp_check_transmitted()
1470 			struct sctp_association *asoc = transport->asoc;  in sctp_check_transmitted()
1487 			transport->error_count = 0;  in sctp_check_transmitted()
1488 			transport->asoc->overall_error_count = 0;  in sctp_check_transmitted()
1505 			if ((transport->state == SCTP_INACTIVE ||  in sctp_check_transmitted()
1506 			     transport->state == SCTP_UNCONFIRMED) &&  in sctp_check_transmitted()
1507 			    sctp_cmp_addr_exact(&transport->ipaddr, saddr)) {  in sctp_check_transmitted()
1509 					transport->asoc,  in sctp_check_transmitted()
1510 					transport,  in sctp_check_transmitted()
1515 			sctp_transport_raise_cwnd(transport, sack_ctsn,  in sctp_check_transmitted()
1518 			transport->flight_size -= bytes_acked;  in sctp_check_transmitted()
1519 			if (transport->flight_size == 0)  in sctp_check_transmitted()
1520 				transport->partial_bytes_acked = 0;  in sctp_check_transmitted()
1545 				transport->error_count = 0;  in sctp_check_transmitted()
1555 		if (!transport->flight_size) {  in sctp_check_transmitted()
1556 			if (del_timer(&transport->T3_rtx_timer))  in sctp_check_transmitted()
1557 				sctp_transport_put(transport);  in sctp_check_transmitted()
1559 			if (!mod_timer(&transport->T3_rtx_timer,  in sctp_check_transmitted()
1560 				       jiffies + transport->rto))  in sctp_check_transmitted()
1561 				sctp_transport_hold(transport);  in sctp_check_transmitted()
1565 			if (transport->dst)  in sctp_check_transmitted()
1566 				dst_confirm(transport->dst);  in sctp_check_transmitted()
1576 			      struct sctp_transport *transport,  in sctp_mark_missing()  argument
1604 			if (!transport || !sctp_cacc_skip(primary,  in sctp_mark_missing()
1605 						chunk->transport,  in sctp_mark_missing()
1626 	if (transport) {  in sctp_mark_missing()
1628 			sctp_retransmit(q, transport, SCTP_RTXR_FAST_RTX);  in sctp_mark_missing()
1631 			 "flight_size:%d, pba:%d\n",  __func__, transport,  in sctp_mark_missing()
1632 			 transport->cwnd, transport->ssthresh,  in sctp_mark_missing()
1633 			 transport->flight_size, transport->partial_bytes_acked);  in sctp_mark_missing()