192 	struct br_config_bpdu bpdu;  in br_transmit_config()  local
202 	bpdu.topology_change = br->topology_change;  in br_transmit_config()
203 	bpdu.topology_change_ack = p->topology_change_ack;  in br_transmit_config()
204 	bpdu.root = br->designated_root;  in br_transmit_config()
205 	bpdu.root_path_cost = br->root_path_cost;  in br_transmit_config()
206 	bpdu.bridge_id = br->bridge_id;  in br_transmit_config()
207 	bpdu.port_id = p->port_id;  in br_transmit_config()
209 		bpdu.message_age = 0;  in br_transmit_config()
213 		bpdu.message_age = (jiffies - root->designated_age)  in br_transmit_config()
216 	bpdu.max_age = br->max_age;  in br_transmit_config()
217 	bpdu.hello_time = br->hello_time;  in br_transmit_config()
218 	bpdu.forward_delay = br->forward_delay;  in br_transmit_config()
220 	if (bpdu.message_age < br->max_age) {  in br_transmit_config()
221 		br_send_config_bpdu(p, &bpdu);  in br_transmit_config()
232 					 const struct br_config_bpdu *bpdu)  in br_record_config_information()  argument
234 	p->designated_root = bpdu->root;  in br_record_config_information()
235 	p->designated_cost = bpdu->root_path_cost;  in br_record_config_information()
236 	p->designated_bridge = bpdu->bridge_id;  in br_record_config_information()
237 	p->designated_port = bpdu->port_id;  in br_record_config_information()
238 	p->designated_age = jiffies - bpdu->message_age;  in br_record_config_information()
241 		  + (bpdu->max_age - bpdu->message_age));  in br_record_config_information()
246 					    const struct br_config_bpdu *bpdu)  in br_record_config_timeout_values()  argument
248 	br->max_age = bpdu->max_age;  in br_record_config_timeout_values()
249 	br->hello_time = bpdu->hello_time;  in br_record_config_timeout_values()
250 	br->forward_delay = bpdu->forward_delay;  in br_record_config_timeout_values()
251 	__br_set_topology_change(br, bpdu->topology_change);  in br_record_config_timeout_values()
312 				   const struct br_config_bpdu *bpdu)  in br_supersedes_port_info()  argument
316 	t = memcmp(&bpdu->root, &p->designated_root, 8);  in br_supersedes_port_info()
322 	if (bpdu->root_path_cost < p->designated_cost)  in br_supersedes_port_info()
324 	else if (bpdu->root_path_cost > p->designated_cost)  in br_supersedes_port_info()
327 	t = memcmp(&bpdu->bridge_id, &p->designated_bridge, 8);  in br_supersedes_port_info()
333 	if (memcmp(&bpdu->bridge_id, &p->br->bridge_id, 8))  in br_supersedes_port_info()
336 	if (bpdu->port_id <= p->designated_port)  in br_supersedes_port_info()
500 			     const struct br_config_bpdu *bpdu)  in br_received_config_bpdu()  argument
510 	if (br_supersedes_port_info(p, bpdu)) {  in br_received_config_bpdu()
511 		br_record_config_information(p, bpdu);  in br_received_config_bpdu()
527 			br_record_config_timeout_values(br, bpdu);  in br_received_config_bpdu()
529 			if (bpdu->topology_change_ack)  in br_received_config_bpdu()