178 	struct br_config_bpdu bpdu;  in br_transmit_config()  local
188 	bpdu.topology_change = br->topology_change;  in br_transmit_config()
189 	bpdu.topology_change_ack = p->topology_change_ack;  in br_transmit_config()
190 	bpdu.root = br->designated_root;  in br_transmit_config()
191 	bpdu.root_path_cost = br->root_path_cost;  in br_transmit_config()
192 	bpdu.bridge_id = br->bridge_id;  in br_transmit_config()
193 	bpdu.port_id = p->port_id;  in br_transmit_config()
195 		bpdu.message_age = 0;  in br_transmit_config()
199 		bpdu.message_age = (jiffies - root->designated_age)  in br_transmit_config()
202 	bpdu.max_age = br->max_age;  in br_transmit_config()
203 	bpdu.hello_time = br->hello_time;  in br_transmit_config()
204 	bpdu.forward_delay = br->forward_delay;  in br_transmit_config()
206 	if (bpdu.message_age < br->max_age) {  in br_transmit_config()
207 		br_send_config_bpdu(p, &bpdu);  in br_transmit_config()
218 					 const struct br_config_bpdu *bpdu)  in br_record_config_information()  argument
220 	p->designated_root = bpdu->root;  in br_record_config_information()
221 	p->designated_cost = bpdu->root_path_cost;  in br_record_config_information()
222 	p->designated_bridge = bpdu->bridge_id;  in br_record_config_information()
223 	p->designated_port = bpdu->port_id;  in br_record_config_information()
224 	p->designated_age = jiffies - bpdu->message_age;  in br_record_config_information()
227 		  + (bpdu->max_age - bpdu->message_age));  in br_record_config_information()
232 					    const struct br_config_bpdu *bpdu)  in br_record_config_timeout_values()  argument
234 	br->max_age = bpdu->max_age;  in br_record_config_timeout_values()
235 	br->hello_time = bpdu->hello_time;  in br_record_config_timeout_values()
236 	br->forward_delay = bpdu->forward_delay;  in br_record_config_timeout_values()
237 	__br_set_topology_change(br, bpdu->topology_change);  in br_record_config_timeout_values()
298 				   const struct br_config_bpdu *bpdu)  in br_supersedes_port_info()  argument
302 	t = memcmp(&bpdu->root, &p->designated_root, 8);  in br_supersedes_port_info()
308 	if (bpdu->root_path_cost < p->designated_cost)  in br_supersedes_port_info()
310 	else if (bpdu->root_path_cost > p->designated_cost)  in br_supersedes_port_info()
313 	t = memcmp(&bpdu->bridge_id, &p->designated_bridge, 8);  in br_supersedes_port_info()
319 	if (memcmp(&bpdu->bridge_id, &p->br->bridge_id, 8))  in br_supersedes_port_info()
322 	if (bpdu->port_id <= p->designated_port)  in br_supersedes_port_info()
486 			     const struct br_config_bpdu *bpdu)  in br_received_config_bpdu()  argument
494 	if (br_supersedes_port_info(p, bpdu)) {  in br_received_config_bpdu()
495 		br_record_config_information(p, bpdu);  in br_received_config_bpdu()
511 			br_record_config_timeout_values(br, bpdu);  in br_received_config_bpdu()
513 			if (bpdu->topology_change_ack)  in br_received_config_bpdu()