28 static int fdb_insert(struct net_bridge *br, struct net_bridge_port *source,
55 static inline unsigned long hold_time(const struct net_bridge *br)  in hold_time()  argument
57 	return br->topology_change ? br->forward_delay : br->ageing_time;  in hold_time()
60 static inline int has_expired(const struct net_bridge *br,  in has_expired()  argument
64 		&& time_before_eq(fdb->ageing_timer + hold_time(br), jiffies);  in has_expired()
82 	struct net_bridge *br = p->br;  in br_fdb_changeaddr()  local
85 	spin_lock_bh(&br->hash_lock);  in br_fdb_changeaddr()
90 		hlist_for_each(h, &br->hash[i]) {  in br_fdb_changeaddr()
97 				list_for_each_entry(op, &br->port_list, list) {  in br_fdb_changeaddr()
114 	fdb_insert(br, p, newaddr);  in br_fdb_changeaddr()
116 	spin_unlock_bh(&br->hash_lock);  in br_fdb_changeaddr()
121 	struct net_bridge *br = (struct net_bridge *)_data;  in br_fdb_cleanup()  local
122 	unsigned long delay = hold_time(br);  in br_fdb_cleanup()
123 	unsigned long next_timer = jiffies + br->forward_delay;  in br_fdb_cleanup()
126 	spin_lock_bh(&br->hash_lock);  in br_fdb_cleanup()
131 		hlist_for_each_entry_safe(f, h, n, &br->hash[i], hlist) {  in br_fdb_cleanup()
142 	spin_unlock_bh(&br->hash_lock);  in br_fdb_cleanup()
146 	mod_timer(&br->gc_timer, round_jiffies(next_timer + HZ/4));  in br_fdb_cleanup()
150 void br_fdb_flush(struct net_bridge *br)  in br_fdb_flush()  argument
154 	spin_lock_bh(&br->hash_lock);  in br_fdb_flush()
158 		hlist_for_each_entry_safe(f, h, n, &br->hash[i], hlist) {  in br_fdb_flush()
163 	spin_unlock_bh(&br->hash_lock);  in br_fdb_flush()
169 void br_fdb_delete_by_port(struct net_bridge *br,  in br_fdb_delete_by_port()  argument
175 	spin_lock_bh(&br->hash_lock);  in br_fdb_delete_by_port()
179 		hlist_for_each_safe(h, g, &br->hash[i]) {  in br_fdb_delete_by_port()
194 				list_for_each_entry(op, &br->port_list, list) {  in br_fdb_delete_by_port()
208 	spin_unlock_bh(&br->hash_lock);  in br_fdb_delete_by_port()
212 struct net_bridge_fdb_entry *__br_fdb_get(struct net_bridge *br,  in __br_fdb_get()  argument
218 	hlist_for_each_entry_rcu(fdb, h, &br->hash[br_mac_hash(addr)], hlist) {  in __br_fdb_get()
220 			if (unlikely(has_expired(br, fdb)))  in __br_fdb_get()
230 struct net_bridge_fdb_entry *br_fdb_get(struct net_bridge *br,  in br_fdb_get()  argument
236 	fdb = __br_fdb_get(br, addr);  in br_fdb_get()
261 int br_fdb_fillbuf(struct net_bridge *br, void *buf,  in br_fdb_fillbuf()  argument
273 		hlist_for_each_entry_rcu(f, h, &br->hash[i], hlist) {  in br_fdb_fillbuf()
277 			if (has_expired(br, f))  in br_fdb_fillbuf()
340 static int fdb_insert(struct net_bridge *br, struct net_bridge_port *source,  in fdb_insert()  argument
343 	struct hlist_head *head = &br->hash[br_mac_hash(addr)];  in fdb_insert()
369 int br_fdb_insert(struct net_bridge *br, struct net_bridge_port *source,  in br_fdb_insert()  argument
374 	spin_lock_bh(&br->hash_lock);  in br_fdb_insert()
375 	ret = fdb_insert(br, source, addr);  in br_fdb_insert()
376 	spin_unlock_bh(&br->hash_lock);  in br_fdb_insert()
380 void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,  in br_fdb_update()  argument
383 	struct hlist_head *head = &br->hash[br_mac_hash(addr)];  in br_fdb_update()
387 	if (hold_time(br) == 0)  in br_fdb_update()
409 		spin_lock(&br->hash_lock);  in br_fdb_update()
415 		spin_unlock(&br->hash_lock);  in br_fdb_update()