76 	rxrpc_serial_t serial;  in rxrpc_fill_out_ack()  local
90 	serial = call->ackr_serial;  in rxrpc_fill_out_ack()
100 	pkt->ack.serial		= htonl(serial);  in rxrpc_fill_out_ack()
136 static int rxrpc_begin_rtt_probe(struct rxrpc_call *call, rxrpc_serial_t serial,  in rxrpc_begin_rtt_probe()  argument
149 	call->rtt_serial[rtt_slot] = serial;  in rxrpc_begin_rtt_probe()
154 	trace_rxrpc_rtt_tx(call, why, rtt_slot, serial);  in rxrpc_begin_rtt_probe()
158 	trace_rxrpc_rtt_tx(call, rxrpc_rtt_tx_no_slot, rtt_slot, serial);  in rxrpc_begin_rtt_probe()
166 				   rxrpc_serial_t serial, int rtt_slot)  in rxrpc_cancel_rtt_probe()  argument
172 		trace_rxrpc_rtt_tx(call, rxrpc_rtt_tx_cancel, rtt_slot, serial);  in rxrpc_cancel_rtt_probe()
186 	rxrpc_serial_t serial;  in rxrpc_send_ack_packet()  local
244 	serial = atomic_inc_return(&conn->serial);  in rxrpc_send_ack_packet()
245 	pkt->whdr.serial = htonl(serial);  in rxrpc_send_ack_packet()
246 	trace_rxrpc_tx_ack(call->debug_id, serial,  in rxrpc_send_ack_packet()
248 			   ntohl(pkt->ack.serial),  in rxrpc_send_ack_packet()
251 		*_serial = serial;  in rxrpc_send_ack_packet()
254 		rtt_slot = rxrpc_begin_rtt_probe(call, serial, rxrpc_rtt_tx_ping);  in rxrpc_send_ack_packet()
259 		trace_rxrpc_tx_fail(call->debug_id, serial, ret,  in rxrpc_send_ack_packet()
268 			rxrpc_cancel_rtt_probe(call, serial, rtt_slot);  in rxrpc_send_ack_packet()
270 					  ntohl(pkt->ack.serial),  in rxrpc_send_ack_packet()
292 	rxrpc_serial_t serial;  in rxrpc_send_abort_packet()  local
331 	serial = atomic_inc_return(&conn->serial);  in rxrpc_send_abort_packet()
332 	pkt.whdr.serial = htonl(serial);  in rxrpc_send_abort_packet()
338 		trace_rxrpc_tx_fail(call->debug_id, serial, ret,  in rxrpc_send_abort_packet()
358 	rxrpc_serial_t serial;  in rxrpc_send_data_packet()  local
370 	/* Each transmission of a Tx packet needs a new serial number */  in rxrpc_send_data_packet()
371 	serial = atomic_inc_return(&conn->serial);  in rxrpc_send_data_packet()
377 	whdr.serial	= htonl(serial);  in rxrpc_send_data_packet()
423 			trace_rxrpc_tx_data(call, sp->hdr.seq, serial,  in rxrpc_send_data_packet()
429 	trace_rxrpc_tx_data(call, sp->hdr.seq, serial, whdr.flags, retrans,  in rxrpc_send_data_packet()
439 	sp->hdr.serial = serial;  in rxrpc_send_data_packet()
440 	smp_wmb(); /* Set serial before timestamp */  in rxrpc_send_data_packet()
443 		rtt_slot = rxrpc_begin_rtt_probe(call, serial, rxrpc_rtt_tx_data);  in rxrpc_send_data_packet()
456 		rxrpc_cancel_rtt_probe(call, serial, rtt_slot);  in rxrpc_send_data_packet()
457 		trace_rxrpc_tx_fail(call->debug_id, serial, ret,  in rxrpc_send_data_packet()
515 	sp->hdr.serial = serial;  in rxrpc_send_data_packet()
516 	smp_wmb(); /* Set serial before timestamp */  in rxrpc_send_data_packet()
519 		rtt_slot = rxrpc_begin_rtt_probe(call, serial, rxrpc_rtt_tx_data);  in rxrpc_send_data_packet()
539 		rxrpc_cancel_rtt_probe(call, serial, rtt_slot);  in rxrpc_send_data_packet()
540 		trace_rxrpc_tx_fail(call->debug_id, serial, ret,  in rxrpc_send_data_packet()
652 	whdr.serial	= 0;  in rxrpc_send_keepalive()