102 		struct sctp_transport *transport;  in sctp_do_ecn_ecne_work()  local
104 		/* Find which transport's congestion variables  in sctp_do_ecn_ecne_work()
107 		transport = sctp_assoc_lookup_tsn(asoc, lowest_tsn);  in sctp_do_ecn_ecne_work()
110 		if (transport)  in sctp_do_ecn_ecne_work()
111 			sctp_transport_lower_cwnd(transport,  in sctp_do_ecn_ecne_work()
179 		 * SACK delay for the last transport  in sctp_gen_sack()
233 	struct sctp_transport *transport =  in sctp_generate_t3_rtx_event()  local
234 		from_timer(transport, t, T3_rtx_timer);  in sctp_generate_t3_rtx_event()
235 	struct sctp_association *asoc = transport->asoc;  in sctp_generate_t3_rtx_event()
247 		if (!mod_timer(&transport->T3_rtx_timer, jiffies + (HZ/20)))  in sctp_generate_t3_rtx_event()
248 			sctp_transport_hold(transport);  in sctp_generate_t3_rtx_event()
257 			   transport, GFP_ATOMIC);  in sctp_generate_t3_rtx_event()
264 	sctp_transport_put(transport);  in sctp_generate_t3_rtx_event()
360  * sure that the transport is still valid.
364 	struct sctp_transport *transport = from_timer(transport, t, hb_timer);  in sctp_generate_heartbeat_event()  local
365 	struct sctp_association *asoc = transport->asoc;  in sctp_generate_heartbeat_event()
376 		if (!mod_timer(&transport->hb_timer, jiffies + (HZ/20)))  in sctp_generate_heartbeat_event()
377 			sctp_transport_hold(transport);  in sctp_generate_heartbeat_event()
382 	elapsed = jiffies - transport->last_time_sent;  in sctp_generate_heartbeat_event()
383 	timeout = sctp_transport_timeout(transport);  in sctp_generate_heartbeat_event()
386 		if (!mod_timer(&transport->hb_timer, jiffies + elapsed))  in sctp_generate_heartbeat_event()
387 			sctp_transport_hold(transport);  in sctp_generate_heartbeat_event()
394 			   transport, GFP_ATOMIC);  in sctp_generate_heartbeat_event()
401 	sctp_transport_put(transport);  in sctp_generate_heartbeat_event()
409 	struct sctp_transport *transport =  in sctp_generate_proto_unreach_event()  local
410 		from_timer(transport, t, proto_unreach_timer);  in sctp_generate_proto_unreach_event()
411 	struct sctp_association *asoc = transport->asoc;  in sctp_generate_proto_unreach_event()
420 		if (!mod_timer(&transport->proto_unreach_timer,  in sctp_generate_proto_unreach_event()
422 			sctp_transport_hold(transport);  in sctp_generate_proto_unreach_event()
434 		   asoc->state, asoc->ep, asoc, transport, GFP_ATOMIC);  in sctp_generate_proto_unreach_event()
438 	sctp_transport_put(transport);  in sctp_generate_proto_unreach_event()
444 	struct sctp_transport *transport =  in sctp_generate_reconf_event()  local
445 		from_timer(transport, t, reconf_timer);  in sctp_generate_reconf_event()
446 	struct sctp_association *asoc = transport->asoc;  in sctp_generate_reconf_event()
456 		if (!mod_timer(&transport->reconf_timer, jiffies + (HZ / 20)))  in sctp_generate_reconf_event()
457 			sctp_transport_hold(transport);  in sctp_generate_reconf_event()
464 			   transport, GFP_ATOMIC);  in sctp_generate_reconf_event()
471 	sctp_transport_put(transport);  in sctp_generate_reconf_event()
502  * error counter for each of the destination transport addresses of the
510  * mark the destination transport address as inactive, and a
516 					 struct sctp_transport *transport,  in sctp_do_8_2_transport_strike()  argument
531 		if (transport->state != SCTP_INACTIVE)  in sctp_do_8_2_transport_strike()
532 			transport->error_count++;  in sctp_do_8_2_transport_strike()
533 	 } else if (transport->hb_sent) {  in sctp_do_8_2_transport_strike()
534 		if (transport->state != SCTP_UNCONFIRMED)  in sctp_do_8_2_transport_strike()
536 		if (transport->state != SCTP_INACTIVE)  in sctp_do_8_2_transport_strike()
537 			transport->error_count++;  in sctp_do_8_2_transport_strike()
540 	/* If the transport error count is greater than the pf_retrans  in sctp_do_8_2_transport_strike()
542 	 * is SCTP_ACTIVE, then mark this transport as Partially Failed,  in sctp_do_8_2_transport_strike()
546 	    transport->state == SCTP_ACTIVE &&  in sctp_do_8_2_transport_strike()
547 	    transport->error_count < transport->pathmaxrxt &&  in sctp_do_8_2_transport_strike()
548 	    transport->error_count > transport->pf_retrans) {  in sctp_do_8_2_transport_strike()
550 		sctp_assoc_control_transport(asoc, transport,  in sctp_do_8_2_transport_strike()
555 		sctp_transport_reset_hb_timer(transport);  in sctp_do_8_2_transport_strike()
558 	if (transport->state != SCTP_INACTIVE &&  in sctp_do_8_2_transport_strike()
559 	    (transport->error_count > transport->pathmaxrxt)) {  in sctp_do_8_2_transport_strike()
560 		pr_debug("%s: association:%p transport addr:%pISpc failed\n",  in sctp_do_8_2_transport_strike()
561 			 __func__, asoc, &transport->ipaddr.sa);  in sctp_do_8_2_transport_strike()
563 		sctp_assoc_control_transport(asoc, transport,  in sctp_do_8_2_transport_strike()
568 	if (transport->error_count > transport->ps_retrans &&  in sctp_do_8_2_transport_strike()
569 	    asoc->peer.primary_path == transport &&  in sctp_do_8_2_transport_strike()
570 	    asoc->peer.active_path != transport)  in sctp_do_8_2_transport_strike()
582 	if (!is_hb || transport->hb_sent) {  in sctp_do_8_2_transport_strike()
583 		transport->rto = min((transport->rto * 2), transport->asoc->rto_max);  in sctp_do_8_2_transport_strike()
584 		sctp_max_rto(asoc, transport);  in sctp_do_8_2_transport_strike()
684 	/* Start a heartbeat timer for each transport on the association.  in sctp_cmd_hb_timers_start()
685 	 * hold a reference on the transport to make sure none of  in sctp_cmd_hb_timers_start()
731 	 * transport address to which the HEARTBEAT was sent.  in sctp_cmd_transport_on()
751 	/* Mark the destination transport address as active if it is not so  in sctp_cmd_transport_on()
771 	 * RTT measurement for that destination transport address  in sctp_cmd_transport_on()
773 	 * If the transport's rto_pending variable has been cleared,  in sctp_cmd_transport_on()
810  * the transport for a shutdown chunk.
818 	if (chunk->transport)  in sctp_cmd_setup_t2()
819 		t = chunk->transport;  in sctp_cmd_setup_t2()
823 		chunk->transport = t;  in sctp_cmd_setup_t2()
945 	t = sctp_assoc_choose_alter_transport(asoc, chunk->transport);  in sctp_cmd_setup_t4()
947 	chunk->transport = t;  in sctp_cmd_setup_t4()
1400 			if (new_obj->transport) {  in sctp_cmd_interpreter()
1401 				new_obj->transport->init_sent_count++;  in sctp_cmd_interpreter()
1402 				asoc->init_last_sent_to = new_obj->transport;  in sctp_cmd_interpreter()
1480 			/* Mark a transport for retransmission.  */  in sctp_cmd_interpreter()
1481 			sctp_retransmit(&asoc->outqueue, cmd->obj.transport,  in sctp_cmd_interpreter()
1486 			/* Mark a transport for retransmission.  */  in sctp_cmd_interpreter()
1487 			sctp_retransmit(&asoc->outqueue, cmd->obj.transport,  in sctp_cmd_interpreter()
1557 			chunk->transport = t;  in sctp_cmd_interpreter()
1559 			/* Set the new transport as primary */  in sctp_cmd_interpreter()
1635 			/* Mark one strike against a transport.  */  in sctp_cmd_interpreter()
1637 						    cmd->obj.transport, 0);  in sctp_cmd_interpreter()
1641 			t = cmd->obj.transport;  in sctp_cmd_interpreter()
1646 			t = cmd->obj.transport;  in sctp_cmd_interpreter()
1653 			t = cmd->obj.transport;  in sctp_cmd_interpreter()
1662 			t = cmd->obj.transport;  in sctp_cmd_interpreter()
1699 			t = cmd->obj.transport;  in sctp_cmd_interpreter()