Lines Matching refs:br
53 int br_fdb_hash_init(struct net_bridge *br) in br_fdb_hash_init() argument
55 return rhashtable_init(&br->fdb_hash_tbl, &br_fdb_rht_params); in br_fdb_hash_init()
58 void br_fdb_hash_fini(struct net_bridge *br) in br_fdb_hash_fini() argument
60 rhashtable_destroy(&br->fdb_hash_tbl); in br_fdb_hash_fini()
66 static inline unsigned long hold_time(const struct net_bridge *br) in hold_time() argument
68 return br->topology_change ? br->forward_delay : br->ageing_time; in hold_time()
71 static inline int has_expired(const struct net_bridge *br, in has_expired() argument
76 time_before_eq(fdb->updated + hold_time(br), jiffies); in has_expired()
86 static int fdb_to_nud(const struct net_bridge *br, in fdb_to_nud() argument
93 else if (has_expired(br, fdb)) in fdb_to_nud()
99 static int fdb_fill_info(struct sk_buff *skb, const struct net_bridge *br, in fdb_fill_info() argument
120 ndm->ndm_ifindex = dst ? dst->dev->ifindex : br->dev->ifindex; in fdb_fill_info()
121 ndm->ndm_state = fdb_to_nud(br, fdb); in fdb_fill_info()
134 if (nla_put_u32(skb, NDA_MASTER, br->dev->ifindex)) in fdb_fill_info()
187 static void fdb_notify(struct net_bridge *br, in fdb_notify() argument
191 struct net *net = dev_net(br->dev); in fdb_notify()
196 br_switchdev_fdb_notify(br, fdb, type); in fdb_notify()
202 err = fdb_fill_info(skb, br, fdb, 0, 0, type, 0); in fdb_notify()
230 static struct net_bridge_fdb_entry *br_fdb_find(struct net_bridge *br, in br_fdb_find() argument
236 lockdep_assert_held_once(&br->hash_lock); in br_fdb_find()
239 fdb = fdb_find_rcu(&br->fdb_hash_tbl, addr, vid); in br_fdb_find()
251 struct net_bridge *br; in br_fdb_find_port() local
258 br = netdev_priv(br_dev); in br_fdb_find_port()
260 f = br_fdb_find_rcu(br, addr, vid); in br_fdb_find_port()
269 struct net_bridge_fdb_entry *br_fdb_find_rcu(struct net_bridge *br, in br_fdb_find_rcu() argument
273 return fdb_find_rcu(&br->fdb_hash_tbl, addr, vid); in br_fdb_find_rcu()
281 static void fdb_add_hw_addr(struct net_bridge *br, const unsigned char *addr) in fdb_add_hw_addr() argument
288 list_for_each_entry(p, &br->port_list, list) { in fdb_add_hw_addr()
298 list_for_each_entry_continue_reverse(p, &br->port_list, list) { in fdb_add_hw_addr()
309 static void fdb_del_hw_addr(struct net_bridge *br, const unsigned char *addr) in fdb_del_hw_addr() argument
315 list_for_each_entry(p, &br->port_list, list) { in fdb_del_hw_addr()
321 static void fdb_delete(struct net_bridge *br, struct net_bridge_fdb_entry *f, in fdb_delete() argument
324 trace_fdb_delete(br, f); in fdb_delete()
327 fdb_del_hw_addr(br, f->key.addr.addr); in fdb_delete()
330 rhashtable_remove_fast(&br->fdb_hash_tbl, &f->rhnode, in fdb_delete()
332 fdb_notify(br, f, RTM_DELNEIGH, swdev_notify); in fdb_delete()
337 static void fdb_delete_local(struct net_bridge *br, in fdb_delete_local() argument
348 list_for_each_entry(op, &br->port_list, list) { in fdb_delete_local()
358 vg = br_vlan_group(br); in fdb_delete_local()
361 if (p && ether_addr_equal(br->dev->dev_addr, addr) && in fdb_delete_local()
368 fdb_delete(br, f, true); in fdb_delete_local()
371 void br_fdb_find_delete_local(struct net_bridge *br, in br_fdb_find_delete_local() argument
377 spin_lock_bh(&br->hash_lock); in br_fdb_find_delete_local()
378 f = br_fdb_find(br, addr, vid); in br_fdb_find_delete_local()
381 fdb_delete_local(br, p, f); in br_fdb_find_delete_local()
382 spin_unlock_bh(&br->hash_lock); in br_fdb_find_delete_local()
385 static struct net_bridge_fdb_entry *fdb_create(struct net_bridge *br, in fdb_create() argument
403 err = rhashtable_lookup_insert_fast(&br->fdb_hash_tbl, &fdb->rhnode, in fdb_create()
410 hlist_add_head_rcu(&fdb->fdb_node, &br->fdb_list); in fdb_create()
415 static int fdb_add_local(struct net_bridge *br, struct net_bridge_port *source, in fdb_add_local() argument
423 fdb = br_fdb_find(br, addr, vid); in fdb_add_local()
430 br_warn(br, "adding interface %s with same address as a received packet (addr:%pM, vlan:%u)\n", in fdb_add_local()
431 source ? source->dev->name : br->dev->name, addr, vid); in fdb_add_local()
432 fdb_delete(br, fdb, true); in fdb_add_local()
435 fdb = fdb_create(br, source, addr, vid, in fdb_add_local()
440 fdb_add_hw_addr(br, addr); in fdb_add_local()
441 fdb_notify(br, fdb, RTM_NEWNEIGH, true); in fdb_add_local()
449 struct net_bridge *br = p->br; in br_fdb_changeaddr() local
452 spin_lock_bh(&br->hash_lock); in br_fdb_changeaddr()
454 hlist_for_each_entry(f, &br->fdb_list, fdb_node) { in br_fdb_changeaddr()
458 fdb_delete_local(br, p, f); in br_fdb_changeaddr()
471 fdb_add_local(br, p, newaddr, 0); in br_fdb_changeaddr()
481 fdb_add_local(br, p, newaddr, v->vid); in br_fdb_changeaddr()
484 spin_unlock_bh(&br->hash_lock); in br_fdb_changeaddr()
487 void br_fdb_change_mac_address(struct net_bridge *br, const u8 *newaddr) in br_fdb_change_mac_address() argument
493 spin_lock_bh(&br->hash_lock); in br_fdb_change_mac_address()
496 f = br_fdb_find(br, br->dev->dev_addr, 0); in br_fdb_change_mac_address()
499 fdb_delete_local(br, NULL, f); in br_fdb_change_mac_address()
501 fdb_add_local(br, NULL, newaddr, 0); in br_fdb_change_mac_address()
502 vg = br_vlan_group(br); in br_fdb_change_mac_address()
512 f = br_fdb_find(br, br->dev->dev_addr, v->vid); in br_fdb_change_mac_address()
515 fdb_delete_local(br, NULL, f); in br_fdb_change_mac_address()
516 fdb_add_local(br, NULL, newaddr, v->vid); in br_fdb_change_mac_address()
519 spin_unlock_bh(&br->hash_lock); in br_fdb_change_mac_address()
524 struct net_bridge *br = container_of(work, struct net_bridge, in br_fdb_cleanup() local
527 unsigned long delay = hold_time(br); in br_fdb_cleanup()
536 hlist_for_each_entry_rcu(f, &br->fdb_list, fdb_node) { in br_fdb_cleanup()
547 fdb_notify(br, f, RTM_NEWNEIGH, false); in br_fdb_cleanup()
555 spin_lock_bh(&br->hash_lock); in br_fdb_cleanup()
557 fdb_delete(br, f, true); in br_fdb_cleanup()
558 spin_unlock_bh(&br->hash_lock); in br_fdb_cleanup()
565 mod_delayed_work(system_long_wq, &br->gc_work, work_delay); in br_fdb_cleanup()
568 static bool __fdb_flush_matches(const struct net_bridge *br, in __fdb_flush_matches() argument
573 int port_ifidx = dst ? dst->dev->ifindex : br->dev->ifindex; in __fdb_flush_matches()
586 void br_fdb_flush(struct net_bridge *br, in br_fdb_flush() argument
592 hlist_for_each_entry_rcu(f, &br->fdb_list, fdb_node) { in br_fdb_flush()
593 if (!__fdb_flush_matches(br, f, desc)) in br_fdb_flush()
596 spin_lock_bh(&br->hash_lock); in br_fdb_flush()
598 fdb_delete(br, f, true); in br_fdb_flush()
599 spin_unlock_bh(&br->hash_lock); in br_fdb_flush()
632 static int __fdb_flush_validate_ifindex(const struct net_bridge *br, in __fdb_flush_validate_ifindex() argument
638 dev = __dev_get_by_index(dev_net(br->dev), ifindex); in __fdb_flush_validate_ifindex()
647 if (netif_is_bridge_master(dev) && dev != br->dev) { in __fdb_flush_validate_ifindex()
655 if (p->br != br) { in __fdb_flush_validate_ifindex()
671 struct net_bridge *br; in br_fdb_delete_bulk() local
674 br = netdev_priv(dev); in br_fdb_delete_bulk()
681 br = p->br; in br_fdb_delete_bulk()
708 err = __fdb_flush_validate_ifindex(br, ifidx, extack); in br_fdb_delete_bulk()
717 br_debug(br, "flushing port ifindex: %d vlan id: %u flags: 0x%lx flags mask: 0x%lx\n", in br_fdb_delete_bulk()
720 br_fdb_flush(br, &desc); in br_fdb_delete_bulk()
729 void br_fdb_delete_by_port(struct net_bridge *br, in br_fdb_delete_by_port() argument
737 spin_lock_bh(&br->hash_lock); in br_fdb_delete_by_port()
738 hlist_for_each_entry_safe(f, tmp, &br->fdb_list, fdb_node) { in br_fdb_delete_by_port()
750 fdb_delete_local(br, p, f); in br_fdb_delete_by_port()
752 fdb_delete(br, f, true); in br_fdb_delete_by_port()
754 spin_unlock_bh(&br->hash_lock); in br_fdb_delete_by_port()
773 fdb = br_fdb_find_rcu(port->br, addr, 0); in br_fdb_test_addr()
790 int br_fdb_fillbuf(struct net_bridge *br, void *buf, in br_fdb_fillbuf() argument
800 hlist_for_each_entry_rcu(f, &br->fdb_list, fdb_node) { in br_fdb_fillbuf()
804 if (has_expired(br, f)) in br_fdb_fillbuf()
835 int br_fdb_add_local(struct net_bridge *br, struct net_bridge_port *source, in br_fdb_add_local() argument
840 spin_lock_bh(&br->hash_lock); in br_fdb_add_local()
841 ret = fdb_add_local(br, source, addr, vid); in br_fdb_add_local()
842 spin_unlock_bh(&br->hash_lock); in br_fdb_add_local()
853 void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source, in br_fdb_update() argument
859 if (hold_time(br) == 0) in br_fdb_update()
862 fdb = fdb_find_rcu(&br->fdb_hash_tbl, addr, vid); in br_fdb_update()
867 br_warn(br, "received packet on %s with own address as source address (addr:%pM, vlan:%u)\n", in br_fdb_update()
881 br_switchdev_fdb_notify(br, fdb, RTM_DELNEIGH); in br_fdb_update()
899 trace_br_fdb_update(br, source, addr, vid, flags); in br_fdb_update()
900 fdb_notify(br, fdb, RTM_NEWNEIGH, true); in br_fdb_update()
904 spin_lock(&br->hash_lock); in br_fdb_update()
905 fdb = fdb_create(br, source, addr, vid, flags); in br_fdb_update()
907 trace_br_fdb_update(br, source, addr, vid, flags); in br_fdb_update()
908 fdb_notify(br, fdb, RTM_NEWNEIGH, true); in br_fdb_update()
913 spin_unlock(&br->hash_lock); in br_fdb_update()
924 struct net_bridge *br = netdev_priv(dev); in br_fdb_dump() local
938 hlist_for_each_entry_rcu(f, &br->fdb_list, fdb_node) { in br_fdb_dump()
955 err = fdb_fill_info(skb, br, f, in br_fdb_dump()
977 struct net_bridge *br = netdev_priv(dev); in br_fdb_get() local
982 f = br_fdb_find_rcu(br, addr, vid); in br_fdb_get()
989 err = fdb_fill_info(skb, br, f, portid, seq, in br_fdb_get()
1021 static int fdb_add_entry(struct net_bridge *br, struct net_bridge_port *source, in fdb_add_entry() argument
1040 br->dev->name); in fdb_add_entry()
1054 fdb = br_fdb_find(br, addr, vid); in fdb_add_entry()
1059 fdb = fdb_create(br, source, addr, vid, 0); in fdb_add_entry()
1074 if (fdb_to_nud(br, fdb) != state) { in fdb_add_entry()
1078 fdb_add_hw_addr(br, addr); in fdb_add_entry()
1082 fdb_add_hw_addr(br, addr); in fdb_add_entry()
1086 fdb_del_hw_addr(br, addr); in fdb_add_entry()
1109 fdb_notify(br, fdb, RTM_NEWNEIGH, true); in fdb_add_entry()
1115 static int __br_fdb_add(struct ndmsg *ndm, struct net_bridge *br, in __br_fdb_add() argument
1125 br->dev->name); in __br_fdb_add()
1133 br_fdb_update(br, p, addr, vid, BIT(BR_FDB_ADDED_BY_USER)); in __br_fdb_add()
1142 err = br_fdb_external_learn_add(br, p, addr, vid, false, true); in __br_fdb_add()
1144 spin_lock_bh(&br->hash_lock); in __br_fdb_add()
1145 err = fdb_add_entry(br, p, addr, ndm, nlh_flags, vid, nfea_tb); in __br_fdb_add()
1146 spin_unlock_bh(&br->hash_lock); in __br_fdb_add()
1167 struct net_bridge *br = NULL; in br_fdb_add() local
1184 br = netdev_priv(dev); in br_fdb_add()
1185 vg = br_vlan_group(br); in br_fdb_add()
1193 br = p->br; in br_fdb_add()
1223 err = __br_fdb_add(ndm, br, p, addr, nlh_flags, vid, nfea_tb, in br_fdb_add()
1226 err = __br_fdb_add(ndm, br, p, addr, nlh_flags, 0, nfea_tb, in br_fdb_add()
1238 err = __br_fdb_add(ndm, br, p, addr, nlh_flags, v->vid, in br_fdb_add()
1249 static int fdb_delete_by_addr_and_port(struct net_bridge *br, in fdb_delete_by_addr_and_port() argument
1255 fdb = br_fdb_find(br, addr, vlan); in fdb_delete_by_addr_and_port()
1259 fdb_delete(br, fdb, true); in fdb_delete_by_addr_and_port()
1264 static int __br_fdb_delete(struct net_bridge *br, in __br_fdb_delete() argument
1270 spin_lock_bh(&br->hash_lock); in __br_fdb_delete()
1271 err = fdb_delete_by_addr_and_port(br, p, addr, vid); in __br_fdb_delete()
1272 spin_unlock_bh(&br->hash_lock); in __br_fdb_delete()
1286 struct net_bridge *br; in br_fdb_delete() local
1290 br = netdev_priv(dev); in br_fdb_delete()
1291 vg = br_vlan_group(br); in br_fdb_delete()
1300 br = p->br; in br_fdb_delete()
1310 err = __br_fdb_delete(br, p, addr, vid); in br_fdb_delete()
1313 err &= __br_fdb_delete(br, p, addr, 0); in br_fdb_delete()
1320 err &= __br_fdb_delete(br, p, addr, v->vid); in br_fdb_delete()
1327 int br_fdb_sync_static(struct net_bridge *br, struct net_bridge_port *p) in br_fdb_sync_static() argument
1336 hlist_for_each_entry_rcu(f, &br->fdb_list, fdb_node) { in br_fdb_sync_static()
1350 hlist_for_each_entry_rcu(tmp, &br->fdb_list, fdb_node) { in br_fdb_sync_static()
1362 void br_fdb_unsync_static(struct net_bridge *br, struct net_bridge_port *p) in br_fdb_unsync_static() argument
1369 hlist_for_each_entry_rcu(f, &br->fdb_list, fdb_node) { in br_fdb_unsync_static()
1379 int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p, in br_fdb_external_learn_add() argument
1387 trace_br_fdb_external_learn_add(br, p, addr, vid); in br_fdb_external_learn_add()
1392 spin_lock_bh(&br->hash_lock); in br_fdb_external_learn_add()
1394 fdb = br_fdb_find(br, addr, vid); in br_fdb_external_learn_add()
1407 fdb = fdb_create(br, p, addr, vid, flags); in br_fdb_external_learn_add()
1412 fdb_notify(br, fdb, RTM_NEWNEIGH, swdev_notify); in br_fdb_external_learn_add()
1449 fdb_notify(br, fdb, RTM_NEWNEIGH, swdev_notify); in br_fdb_external_learn_add()
1453 spin_unlock_bh(&br->hash_lock); in br_fdb_external_learn_add()
1458 int br_fdb_external_learn_del(struct net_bridge *br, struct net_bridge_port *p, in br_fdb_external_learn_del() argument
1465 spin_lock_bh(&br->hash_lock); in br_fdb_external_learn_del()
1467 fdb = br_fdb_find(br, addr, vid); in br_fdb_external_learn_del()
1469 fdb_delete(br, fdb, swdev_notify); in br_fdb_external_learn_del()
1473 spin_unlock_bh(&br->hash_lock); in br_fdb_external_learn_del()
1478 void br_fdb_offloaded_set(struct net_bridge *br, struct net_bridge_port *p, in br_fdb_offloaded_set() argument
1483 spin_lock_bh(&br->hash_lock); in br_fdb_offloaded_set()
1485 fdb = br_fdb_find(br, addr, vid); in br_fdb_offloaded_set()
1489 spin_unlock_bh(&br->hash_lock); in br_fdb_offloaded_set()
1503 spin_lock_bh(&p->br->hash_lock); in br_fdb_clear_offload()
1504 hlist_for_each_entry(f, &p->br->fdb_list, fdb_node) { in br_fdb_clear_offload()
1508 spin_unlock_bh(&p->br->hash_lock); in br_fdb_clear_offload()