69 				  const struct net_bridge_fdb_entry *fdb)  in has_expired()  argument
71 	return !fdb->is_static &&  in has_expired()
72 		time_before_eq(fdb->updated + hold_time(br), jiffies);  in has_expired()
136 	struct switchdev_obj_port_fdb fdb = {  in fdb_del_external_learn()  local
144 	ether_addr_copy(fdb.addr, f->addr.addr);  in fdb_del_external_learn()
145 	switchdev_port_obj_del(f->dst->dev, &fdb.obj);  in fdb_del_external_learn()
378 	struct net_bridge_fdb_entry *fdb;  in __br_fdb_get()  local
380 	hlist_for_each_entry_rcu(fdb,  in __br_fdb_get()
382 		if (ether_addr_equal(fdb->addr.addr, addr) &&  in __br_fdb_get()
383 		    fdb->vlan_id == vid) {  in __br_fdb_get()
384 			if (unlikely(has_expired(br, fdb)))  in __br_fdb_get()
386 			return fdb;  in __br_fdb_get()
398 	struct net_bridge_fdb_entry *fdb;  in br_fdb_test_addr()  local
407 		fdb = __br_fdb_get(port->br, addr, 0);  in br_fdb_test_addr()
408 		ret = fdb && fdb->dst && fdb->dst->dev != dev &&  in br_fdb_test_addr()
409 			fdb->dst->state == BR_STATE_FORWARDING;  in br_fdb_test_addr()
473 	struct net_bridge_fdb_entry *fdb;  in fdb_find()  local
475 	hlist_for_each_entry(fdb, head, hlist) {  in fdb_find()
476 		if (ether_addr_equal(fdb->addr.addr, addr) &&  in fdb_find()
477 		    fdb->vlan_id == vid)  in fdb_find()
478 			return fdb;  in fdb_find()
487 	struct net_bridge_fdb_entry *fdb;  in fdb_find_rcu()  local
489 	hlist_for_each_entry_rcu(fdb, head, hlist) {  in fdb_find_rcu()
490 		if (ether_addr_equal(fdb->addr.addr, addr) &&  in fdb_find_rcu()
491 		    fdb->vlan_id == vid)  in fdb_find_rcu()
492 			return fdb;  in fdb_find_rcu()
504 	struct net_bridge_fdb_entry *fdb;  in fdb_create()  local
506 	fdb = kmem_cache_alloc(br_fdb_cache, GFP_ATOMIC);  in fdb_create()
507 	if (fdb) {  in fdb_create()
508 		memcpy(fdb->addr.addr, addr, ETH_ALEN);  in fdb_create()
509 		fdb->dst = source;  in fdb_create()
510 		fdb->vlan_id = vid;  in fdb_create()
511 		fdb->is_local = is_local;  in fdb_create()
512 		fdb->is_static = is_static;  in fdb_create()
513 		fdb->added_by_user = 0;  in fdb_create()
514 		fdb->added_by_external_learn = 0;  in fdb_create()
515 		fdb->updated = fdb->used = jiffies;  in fdb_create()
516 		hlist_add_head_rcu(&fdb->hlist, head);  in fdb_create()
518 	return fdb;  in fdb_create()
525 	struct net_bridge_fdb_entry *fdb;  in fdb_insert()  local
530 	fdb = fdb_find(head, addr, vid);  in fdb_insert()
531 	if (fdb) {  in fdb_insert()
535 		if (fdb->is_local)  in fdb_insert()
540 		fdb_delete(br, fdb);  in fdb_insert()
543 	fdb = fdb_create(head, source, addr, vid, 1, 1);  in fdb_insert()
544 	if (!fdb)  in fdb_insert()
548 	fdb_notify(br, fdb, RTM_NEWNEIGH);  in fdb_insert()
568 	struct net_bridge_fdb_entry *fdb;  in br_fdb_update()  local
580 	fdb = fdb_find_rcu(head, addr, vid);  in br_fdb_update()
581 	if (likely(fdb)) {  in br_fdb_update()
583 		if (unlikely(fdb->is_local)) {  in br_fdb_update()
590 			if (unlikely(source != fdb->dst)) {  in br_fdb_update()
591 				fdb->dst = source;  in br_fdb_update()
594 			fdb->updated = jiffies;  in br_fdb_update()
596 				fdb->added_by_user = 1;  in br_fdb_update()
598 				fdb_notify(br, fdb, RTM_NEWNEIGH);  in br_fdb_update()
603 			fdb = fdb_create(head, source, addr, vid, 0, 0);  in br_fdb_update()
604 			if (fdb) {  in br_fdb_update()
606 					fdb->added_by_user = 1;  in br_fdb_update()
607 				fdb_notify(br, fdb, RTM_NEWNEIGH);  in br_fdb_update()
618 		      const struct net_bridge_fdb_entry *fdb)  in fdb_to_nud()  argument
620 	if (fdb->is_local)  in fdb_to_nud()
622 	else if (fdb->is_static)  in fdb_to_nud()
624 	else if (has_expired(br, fdb))  in fdb_to_nud()
631 			 const struct net_bridge_fdb_entry *fdb,  in fdb_fill_info()  argument
647 	ndm->ndm_flags	 = fdb->added_by_external_learn ? NTF_EXT_LEARNED : 0;  in fdb_fill_info()
649 	ndm->ndm_ifindex = fdb->dst ? fdb->dst->dev->ifindex : br->dev->ifindex;  in fdb_fill_info()
650 	ndm->ndm_state   = fdb_to_nud(br, fdb);  in fdb_fill_info()
652 	if (nla_put(skb, NDA_LLADDR, ETH_ALEN, &fdb->addr))  in fdb_fill_info()
656 	ci.ndm_used	 = jiffies_to_clock_t(now - fdb->used);  in fdb_fill_info()
658 	ci.ndm_updated	 = jiffies_to_clock_t(now - fdb->updated);  in fdb_fill_info()
663 	if (fdb->vlan_id && nla_put(skb, NDA_VLAN, sizeof(u16), &fdb->vlan_id))  in fdb_fill_info()
684 		       const struct net_bridge_fdb_entry *fdb, int type)  in fdb_notify()  argument
694 	err = fdb_fill_info(skb, br, fdb, 0, 0, type, 0);  in fdb_notify()
766 	struct net_bridge_fdb_entry *fdb;  in fdb_add_entry()  local
775 	fdb = fdb_find(head, addr, vid);  in fdb_add_entry()
776 	if (fdb == NULL) {  in fdb_add_entry()
780 		fdb = fdb_create(head, source, addr, vid, 0, 0);  in fdb_add_entry()
781 		if (!fdb)  in fdb_add_entry()
789 		if (fdb->dst != source) {  in fdb_add_entry()
790 			fdb->dst = source;  in fdb_add_entry()
795 	if (fdb_to_nud(br, fdb) != state) {  in fdb_add_entry()
797 			fdb->is_local = 1;  in fdb_add_entry()
798 			if (!fdb->is_static) {  in fdb_add_entry()
799 				fdb->is_static = 1;  in fdb_add_entry()
803 			fdb->is_local = 0;  in fdb_add_entry()
804 			if (!fdb->is_static) {  in fdb_add_entry()
805 				fdb->is_static = 1;  in fdb_add_entry()
809 			fdb->is_local = 0;  in fdb_add_entry()
810 			if (fdb->is_static) {  in fdb_add_entry()
811 				fdb->is_static = 0;  in fdb_add_entry()
818 	fdb->added_by_user = 1;  in fdb_add_entry()
820 	fdb->used = jiffies;  in fdb_add_entry()
822 		fdb->updated = jiffies;  in fdb_add_entry()
823 		fdb_notify(br, fdb, RTM_NEWNEIGH);  in fdb_add_entry()
929 	struct net_bridge_fdb_entry *fdb;  in fdb_delete_by_addr()  local
931 	fdb = fdb_find(head, addr, vid);  in fdb_delete_by_addr()
932 	if (!fdb)  in fdb_delete_by_addr()
935 	fdb_delete(br, fdb);  in fdb_delete_by_addr()
956 	struct net_bridge_fdb_entry *fdb;  in fdb_delete_by_addr_and_port()  local
958 	fdb = fdb_find(head, addr, vlan);  in fdb_delete_by_addr_and_port()
959 	if (!fdb || fdb->dst != p)  in fdb_delete_by_addr_and_port()
962 	fdb_delete(br, fdb);  in fdb_delete_by_addr_and_port()
1038 	struct net_bridge_fdb_entry *fdb, *tmp;  in br_fdb_sync_static()  local
1045 		hlist_for_each_entry(fdb, &br->hash[i], hlist) {  in br_fdb_sync_static()
1047 			if (!fdb->is_static)  in br_fdb_sync_static()
1050 			err = dev_uc_add(p->dev, fdb->addr.addr);  in br_fdb_sync_static()
1061 			if (tmp == fdb)  in br_fdb_sync_static()
1076 	struct net_bridge_fdb_entry *fdb;  in br_fdb_unsync_static()  local
1082 		hlist_for_each_entry_rcu(fdb, &br->hash[i], hlist) {  in br_fdb_unsync_static()
1084 			if (!fdb->is_static)  in br_fdb_unsync_static()
1087 			dev_uc_del(p->dev, fdb->addr.addr);  in br_fdb_unsync_static()
1096 	struct net_bridge_fdb_entry *fdb;  in br_fdb_external_learn_add()  local
1103 	fdb = fdb_find(head, addr, vid);  in br_fdb_external_learn_add()
1104 	if (!fdb) {  in br_fdb_external_learn_add()
1105 		fdb = fdb_create(head, p, addr, vid, 0, 0);  in br_fdb_external_learn_add()
1106 		if (!fdb) {  in br_fdb_external_learn_add()
1110 		fdb->added_by_external_learn = 1;  in br_fdb_external_learn_add()
1111 		fdb_notify(br, fdb, RTM_NEWNEIGH);  in br_fdb_external_learn_add()
1112 	} else if (fdb->added_by_external_learn) {  in br_fdb_external_learn_add()
1114 		fdb->updated = fdb->used = jiffies;  in br_fdb_external_learn_add()
1115 	} else if (!fdb->added_by_user) {  in br_fdb_external_learn_add()
1117 		fdb->added_by_external_learn = 1;  in br_fdb_external_learn_add()
1118 		fdb->updated = jiffies;  in br_fdb_external_learn_add()
1119 		fdb_notify(br, fdb, RTM_NEWNEIGH);  in br_fdb_external_learn_add()
1132 	struct net_bridge_fdb_entry *fdb;  in br_fdb_external_learn_del()  local
1139 	fdb = fdb_find(head, addr, vid);  in br_fdb_external_learn_del()
1140 	if (fdb && fdb->added_by_external_learn)  in br_fdb_external_learn_del()
1141 		fdb_delete(br, fdb);  in br_fdb_external_learn_del()