Lines Matching +full:mcast +full:- +full:groups
1 // SPDX-License-Identifier: GPL-2.0-or-later
93 lockdep_assert_held_once(&br->multicast_lock);
95 return rhashtable_lookup_fast(&br->sg_port_tbl, sg_p,
102 return rhashtable_lookup(&br->mdb_hash_tbl, dst, br_mdb_rht_params);
110 lockdep_assert_held_once(&br->multicast_lock);
113 ent = rhashtable_lookup(&br->mdb_hash_tbl, dst, br_mdb_rht_params);
152 struct net_bridge *br = brmctx->br;
159 if (BR_INPUT_SKB_CB(skb)->igmp)
163 ip.proto = skb->protocol;
166 switch (skb->protocol) {
168 ip.dst.ip4 = ip_hdr(skb)->daddr;
169 if (brmctx->multicast_igmp_version == 3) {
172 ip.src.ip4 = ip_hdr(skb)->saddr;
181 ip.dst.ip6 = ipv6_hdr(skb)->daddr;
182 if (brmctx->multicast_mld_version == 2) {
185 ip.src.ip6 = ipv6_hdr(skb)->saddr;
195 ether_addr_copy(ip.dst.mac_addr, eth_hdr(skb)->h_dest);
202 * passed down (e.g. timer) and must be used for read-only purposes because
204 * (non-vlan or vlan). Its initial intended purpose is to read timer values
207 * which needs to re-arm with a specific delay taken from the old context
212 struct net_bridge_mcast_port *pmctx = &pg->key.port->multicast_ctx;
215 lockdep_assert_held_once(&pg->key.port->br->multicast_lock);
218 if (!pg->key.addr.vid ||
219 !br_opt_get(pg->key.port->br, BROPT_MCAST_VLAN_SNOOPING_ENABLED))
229 vlan = br_vlan_find(nbp_vlan_group_rcu(pg->key.port), pg->key.addr.vid);
230 if (vlan && !br_multicast_port_ctx_vlan_disabled(&vlan->port_mcast_ctx))
231 pmctx = &vlan->port_mcast_ctx;
245 lockdep_assert_held_once(&port->br->multicast_lock);
247 if (!br_opt_get(port->br, BROPT_MCAST_VLAN_SNOOPING_ENABLED))
254 if (vlan && !br_multicast_port_ctx_vlan_disabled(&vlan->port_mcast_ctx))
255 pmctx = &vlan->port_mcast_ctx;
264 * - if pmctx is non-NULL (port), check if it should be used
265 * - if pmctx is NULL (bridge), check if brmctx should be used
271 if (!netif_running(brmctx->br->dev))
284 if (p->key.port != port)
287 if (!(port->flags & BR_MULTICAST_TO_UNICAST))
290 return ether_addr_equal(src, p->eth_addr);
303 sg_key.port = pg->key.port;
305 if (br_sg_port_find(brmctx->br, &sg_key))
309 sg_ip, pg->eth_addr,
312 src_pg->rt_protocol != RTPROT_KERNEL)
315 src_pg->flags |= MDB_PG_FLAGS_STAR_EXCL;
322 struct net_bridge *br = pg->key.port->br;
326 sg_key.port = pg->key.port;
329 if (!src_pg || !(src_pg->flags & MDB_PG_FLAGS_STAR_EXCL) ||
330 src_pg->rt_protocol != RTPROT_KERNEL)
340 * When a port group transitions from EXCLUDE -> INCLUDE mode or is being
347 struct net_bridge *br = pg->key.port->br;
353 if (WARN_ON(!br_multicast_is_star_g(&pg->key.addr)))
356 mp = br_mdb_ip_get(br, &pg->key.addr);
364 sg_ip = pg->key.addr;
366 for (pg_lst = mlock_dereference(mp->ports, br);
368 pg_lst = mlock_dereference(pg_lst->next, br)) {
373 hlist_for_each_entry(src_ent, &pg_lst->src_list, node) {
374 if (!(src_ent->flags & BR_SGRP_F_INSTALLED))
376 sg_ip.src = src_ent->addr.src;
395 if (WARN_ON(!br_multicast_is_star_g(&star_mp->addr)))
397 if (!star_mp->host_joined)
400 sg_mp = br_mdb_ip_get(star_mp->br, &sg->key.addr);
403 sg_mp->host_joined = true;
409 struct net_bridge *br = star_mp->br;
414 if (WARN_ON(!br_multicast_is_star_g(&star_mp->addr)))
418 sg_ip = star_mp->addr;
419 for (pg = mlock_dereference(star_mp->ports, br);
421 pg = mlock_dereference(pg->next, br)) {
424 hlist_for_each_entry(src_ent, &pg->src_list, node) {
425 if (!(src_ent->flags & BR_SGRP_F_INSTALLED))
427 sg_ip.src = src_ent->addr.src;
431 sg_mp->host_joined = star_mp->host_joined;
442 if (WARN_ON(br_multicast_is_star_g(&sgmp->addr)))
445 /* we need the STAR_EXCLUDE ports if there are non-STAR_EXCLUDE ports
446 * we should ignore perm entries since they're managed by user-space
448 for (pp = &sgmp->ports;
449 (p = mlock_dereference(*pp, sgmp->br)) != NULL;
450 pp = &p->next)
451 if (!(p->flags & (MDB_PG_FLAGS_STAR_EXCL |
459 sgmp->host_joined = false;
461 for (pp = &sgmp->ports;
462 (p = mlock_dereference(*pp, sgmp->br)) != NULL;) {
463 if (!(p->flags & MDB_PG_FLAGS_PERMANENT))
466 pp = &p->next;
474 struct net_bridge *br = star_mp->br;
479 if (WARN_ON(br_multicast_is_star_g(&sg->key.addr)))
481 if (WARN_ON(!br_multicast_is_star_g(&star_mp->addr)))
486 sg_key.addr = sg->key.addr;
488 for (pg = mlock_dereference(star_mp->ports, br);
490 pg = mlock_dereference(pg->next, br)) {
493 if (pg == sg || pg->filter_mode == MCAST_INCLUDE)
496 sg_key.port = pg->key.port;
506 &sg->key.addr,
507 sg->eth_addr,
510 src_pg->rt_protocol != RTPROT_KERNEL)
512 src_pg->flags |= MDB_PG_FLAGS_STAR_EXCL;
524 if (src->flags & BR_SGRP_F_INSTALLED)
528 pmctx = br_multicast_pg_to_port_ctx(src->pg);
532 sg_ip = src->pg->key.addr;
533 sg_ip.src = src->addr.src;
536 src->pg->eth_addr, MCAST_INCLUDE, false,
537 !timer_pending(&src->timer));
540 src->flags |= BR_SGRP_F_INSTALLED;
541 sg->flags &= ~MDB_PG_FLAGS_STAR_EXCL;
543 /* if it was added by user-space as perm we can skip next steps */
544 if (sg->rt_protocol != RTPROT_KERNEL &&
545 (sg->flags & MDB_PG_FLAGS_PERMANENT))
549 timer_delete(&sg->timer);
550 star_mp = br_mdb_ip_get(src->br, &src->pg->key.addr);
560 struct net_bridge_port_group *p, *pg = src->pg;
566 sg_ip = pg->key.addr;
567 sg_ip.src = src->addr.src;
569 mp = br_mdb_ip_get(src->br, &sg_ip);
573 for (pp = &mp->ports;
574 (p = mlock_dereference(*pp, src->br)) != NULL;
575 pp = &p->next) {
576 if (!br_port_group_equal(p, pg->key.port, pg->eth_addr))
579 if (p->rt_protocol != RTPROT_KERNEL &&
580 (p->flags & MDB_PG_FLAGS_PERMANENT) &&
581 !(src->flags & BR_SGRP_F_USER_ADDED))
585 p->flags |= MDB_PG_FLAGS_FAST_LEAVE;
589 src->flags &= ~BR_SGRP_F_INSTALLED;
602 sg_key.addr = src->pg->key.addr;
603 sg_key.addr.src = src->addr.src;
604 sg_key.port = src->pg->key.port;
606 sg = br_sg_port_find(src->br, &sg_key);
607 if (!sg || (sg->flags & MDB_PG_FLAGS_PERMANENT))
610 old_flags = sg->flags;
611 if (timer_pending(&src->timer))
612 sg->flags &= ~MDB_PG_FLAGS_BLOCKED;
614 sg->flags |= MDB_PG_FLAGS_BLOCKED;
616 if (old_flags != sg->flags) {
619 sg_mp = br_mdb_ip_get(src->br, &sg_key.addr);
622 br_mdb_notify(src->br->dev, sg_mp, sg, RTM_NEWMDB);
631 WARN_ON(!hlist_unhashed(&mp->mdb_node));
632 WARN_ON(mp->ports);
634 timer_shutdown_sync(&mp->timer);
640 struct net_bridge *br = mp->br;
642 rhashtable_remove_fast(&br->mdb_hash_tbl, &mp->rhnode,
644 hlist_del_init_rcu(&mp->mdb_node);
645 hlist_add_head(&mp->mcast_gc.gc_node, &br->mcast_gc_list);
646 queue_work(system_long_wq, &br->mcast_gc_work);
652 struct net_bridge *br = mp->br;
654 spin_lock(&br->multicast_lock);
655 if (hlist_unhashed(&mp->mdb_node) || !netif_running(br->dev) ||
656 timer_pending(&mp->timer))
661 if (mp->ports)
665 spin_unlock(&br->multicast_lock);
673 WARN_ON(!hlist_unhashed(&src->node));
675 timer_shutdown_sync(&src->timer);
681 struct net_bridge *br = src->pg->key.port->br;
683 hlist_del_init_rcu(&src->node);
684 src->pg->src_ents--;
685 hlist_add_head(&src->mcast_gc.gc_node, &br->mcast_gc_list);
686 queue_work(system_long_wq, &br->mcast_gc_work);
701 u32 max = READ_ONCE(pmctx->mdb_max_entries);
702 u32 n = READ_ONCE(pmctx->mdb_n_entries);
705 NL_SET_ERR_MSG_FMT_MOD(extack, "%s is already in %u groups, and mcast_max_groups=%u",
707 return -E2BIG;
710 WRITE_ONCE(pmctx->mdb_n_entries, n + 1);
716 u32 n = READ_ONCE(pmctx->mdb_n_entries);
719 WRITE_ONCE(pmctx->mdb_n_entries, n - 1);
729 lockdep_assert_held_once(&port->br->multicast_lock);
732 err = br_multicast_port_ngroups_inc_one(&port->multicast_ctx, extack,
735 trace_br_mdb_full(port->dev, group);
742 if (!group->vid)
745 pmctx = br_multicast_port_vid_to_port_ctx(port, group->vid);
749 err = br_multicast_port_ngroups_inc_one(pmctx, extack, "Port-VLAN");
751 trace_br_mdb_full(port->dev, group);
758 br_multicast_port_ngroups_dec_one(&port->multicast_ctx);
766 lockdep_assert_held_once(&port->br->multicast_lock);
773 br_multicast_port_ngroups_dec_one(&port->multicast_ctx);
778 return READ_ONCE(pmctx->mdb_n_entries);
783 WRITE_ONCE(pmctx->mdb_max_entries, max);
788 return READ_ONCE(pmctx->mdb_max_entries);
796 WARN_ON(!hlist_unhashed(&pg->mglist));
797 WARN_ON(!hlist_empty(&pg->src_list));
799 timer_shutdown_sync(&pg->rexmit_timer);
800 timer_shutdown_sync(&pg->timer);
808 struct net_bridge *br = pg->key.port->br;
812 rcu_assign_pointer(*pp, pg->next);
813 hlist_del_init(&pg->mglist);
815 hlist_for_each_entry_safe(ent, tmp, &pg->src_list, node)
817 br_mdb_notify(br->dev, mp, pg, RTM_DELMDB);
818 if (!br_multicast_is_star_g(&mp->addr)) {
819 rhashtable_remove_fast(&br->sg_port_tbl, &pg->rhnode,
825 br_multicast_port_ngroups_dec(pg->key.port, pg->key.addr.vid);
826 hlist_add_head(&pg->mcast_gc.gc_node, &br->mcast_gc_list);
827 queue_work(system_long_wq, &br->mcast_gc_work);
829 if (!mp->ports && !mp->host_joined && netif_running(br->dev))
830 mod_timer(&mp->timer, jiffies);
840 mp = br_mdb_ip_get(br, &pg->key.addr);
844 for (pp = &mp->ports;
846 pp = &p->next) {
861 struct net_bridge *br = pg->key.port->br;
865 spin_lock(&br->multicast_lock);
866 if (!netif_running(br->dev) || timer_pending(&pg->timer) ||
867 hlist_unhashed(&pg->mglist) || pg->flags & MDB_PG_FLAGS_PERMANENT)
870 changed = !!(pg->filter_mode == MCAST_EXCLUDE);
871 pg->filter_mode = MCAST_INCLUDE;
872 hlist_for_each_entry_safe(src_ent, tmp, &pg->src_list, node) {
873 if (!timer_pending(&src_ent->timer)) {
879 if (hlist_empty(&pg->src_list)) {
882 struct net_bridge_mdb_entry *mp = br_mdb_ip_get(br, &pg->key.addr);
884 if (changed && br_multicast_is_star_g(&pg->key.addr))
889 br_mdb_notify(br->dev, mp, pg, RTM_NEWMDB);
892 spin_unlock(&br->multicast_lock);
901 hlist_del_init(&gcent->gc_node);
902 gcent->destroy(gcent);
913 vlan = pmctx->vlan;
915 vlan = brmctx->vlan;
917 if (vlan && !(vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED)) {
920 if (br_vlan_get_proto(brmctx->br->dev, &vlan_proto) != 0)
922 __vlan_hwaccel_put_tag(skb, htons(vlan_proto), vlan->vid);
934 struct net_bridge_port *p = pg ? pg->key.port : NULL;
949 if (brmctx->multicast_igmp_version == 3) {
952 lmqt = now + (brmctx->multicast_last_member_interval *
953 brmctx->multicast_last_member_count);
954 hlist_for_each_entry(ent, &pg->src_list, node) {
955 if (over_lmqt == time_after(ent->timer.expires,
957 ent->src_query_rexmit_cnt > 0)
968 if ((p && pkt_size > p->dev->mtu) ||
969 pkt_size > brmctx->br->dev->mtu)
972 skb = netdev_alloc_skb_ip_align(brmctx->br->dev, pkt_size);
977 skb->protocol = htons(ETH_P_IP);
982 ether_addr_copy(eth->h_source, brmctx->br->dev->dev_addr);
983 ip_eth_mc_map(ip_dst, eth->h_dest);
984 eth->h_proto = htons(ETH_P_IP);
987 skb_set_network_header(skb, skb->len);
989 iph->tot_len = htons(pkt_size - sizeof(*eth));
991 iph->version = 4;
992 iph->ihl = 6;
993 iph->tos = 0xc0;
994 iph->id = 0;
995 iph->frag_off = htons(IP_DF);
996 iph->ttl = 1;
997 iph->protocol = IPPROTO_IGMP;
998 iph->saddr = br_opt_get(brmctx->br, BROPT_MULTICAST_QUERY_USE_IFADDR) ?
999 inet_select_addr(brmctx->br->dev, 0, RT_SCOPE_LINK) : 0;
1000 iph->daddr = ip_dst;
1008 skb_set_transport_header(skb, skb->len);
1011 switch (brmctx->multicast_igmp_version) {
1014 ih->type = IGMP_HOST_MEMBERSHIP_QUERY;
1015 ih->code = (group ? brmctx->multicast_last_member_interval :
1016 brmctx->multicast_query_response_interval) /
1018 ih->group = group;
1019 ih->csum = 0;
1020 csum = &ih->csum;
1025 ihv3->type = IGMP_HOST_MEMBERSHIP_QUERY;
1026 ihv3->code = (group ? brmctx->multicast_last_member_interval :
1027 brmctx->multicast_query_response_interval) /
1029 ihv3->group = group;
1030 ihv3->qqic = brmctx->multicast_query_interval / HZ;
1031 ihv3->nsrcs = htons(lmqt_srcs);
1032 ihv3->resv = 0;
1033 ihv3->suppress = sflag;
1034 ihv3->qrv = 2;
1035 ihv3->csum = 0;
1036 csum = &ihv3->csum;
1042 hlist_for_each_entry(ent, &pg->src_list, node) {
1043 if (over_lmqt == time_after(ent->timer.expires,
1045 ent->src_query_rexmit_cnt > 0) {
1046 ihv3->srcs[lmqt_srcs++] = ent->addr.src.ip4;
1047 ent->src_query_rexmit_cnt--;
1048 if (need_rexmit && ent->src_query_rexmit_cnt)
1052 if (WARN_ON(lmqt_srcs != ntohs(ihv3->nsrcs))) {
1082 struct net_bridge_port *p = pg ? pg->key.port : NULL;
1099 if (brmctx->multicast_mld_version == 2) {
1102 llqt = now + (brmctx->multicast_last_member_interval *
1103 brmctx->multicast_last_member_count);
1104 hlist_for_each_entry(ent, &pg->src_list, node) {
1105 if (over_llqt == time_after(ent->timer.expires,
1107 ent->src_query_rexmit_cnt > 0)
1118 if ((p && pkt_size > p->dev->mtu) ||
1119 pkt_size > brmctx->br->dev->mtu)
1122 skb = netdev_alloc_skb_ip_align(brmctx->br->dev, pkt_size);
1127 skb->protocol = htons(ETH_P_IPV6);
1133 ether_addr_copy(eth->h_source, brmctx->br->dev->dev_addr);
1134 eth->h_proto = htons(ETH_P_IPV6);
1138 skb_set_network_header(skb, skb->len);
1142 ip6h->payload_len = htons(8 + mld_hdr_size);
1143 ip6h->nexthdr = IPPROTO_HOPOPTS;
1144 ip6h->hop_limit = 1;
1145 ip6h->daddr = *ip6_dst;
1146 if (ipv6_dev_get_saddr(dev_net(brmctx->br->dev), brmctx->br->dev,
1147 &ip6h->daddr, 0, &ip6h->saddr)) {
1149 br_opt_toggle(brmctx->br, BROPT_HAS_IPV6_ADDR, false);
1153 br_opt_toggle(brmctx->br, BROPT_HAS_IPV6_ADDR, true);
1154 ipv6_eth_mc_map(&ip6h->daddr, eth->h_dest);
1169 skb_set_transport_header(skb, skb->len);
1171 brmctx->multicast_query_response_interval :
1172 brmctx->multicast_last_member_interval;
1174 switch (brmctx->multicast_mld_version) {
1177 mldq->mld_type = ICMPV6_MGM_QUERY;
1178 mldq->mld_code = 0;
1179 mldq->mld_cksum = 0;
1180 mldq->mld_maxdelay = htons((u16)jiffies_to_msecs(interval));
1181 mldq->mld_reserved = 0;
1182 mldq->mld_mca = *group;
1183 csum = &mldq->mld_cksum;
1188 mld2q->mld2q_mrc = htons((u16)jiffies_to_msecs(interval));
1189 mld2q->mld2q_type = ICMPV6_MGM_QUERY;
1190 mld2q->mld2q_code = 0;
1191 mld2q->mld2q_cksum = 0;
1192 mld2q->mld2q_resv1 = 0;
1193 mld2q->mld2q_resv2 = 0;
1194 mld2q->mld2q_suppress = sflag;
1195 mld2q->mld2q_qrv = 2;
1196 mld2q->mld2q_nsrcs = htons(llqt_srcs);
1197 mld2q->mld2q_qqic = brmctx->multicast_query_interval / HZ;
1198 mld2q->mld2q_mca = *group;
1199 csum = &mld2q->mld2q_cksum;
1205 hlist_for_each_entry(ent, &pg->src_list, node) {
1206 if (over_llqt == time_after(ent->timer.expires,
1208 ent->src_query_rexmit_cnt > 0) {
1209 mld2q->mld2q_srcs[llqt_srcs++] = ent->addr.src.ip6;
1210 ent->src_query_rexmit_cnt--;
1211 if (need_rexmit && ent->src_query_rexmit_cnt)
1215 if (WARN_ON(llqt_srcs != ntohs(mld2q->mld2q_nsrcs))) {
1227 *csum = csum_ipv6_magic(&ip6h->saddr, &ip6h->daddr, mld_hdr_size,
1249 switch (group->proto) {
1251 ip4_dst = ip_dst ? ip_dst->dst.ip4 : htonl(INADDR_ALLHOSTS_GROUP);
1253 ip4_dst, group->dst.ip4,
1262 ip6_dst = ip_dst->dst.ip6;
1268 &ip6_dst, &group->dst.ip6,
1288 if (atomic_read(&br->mdb_hash_tbl.nelems) >= br->hash_max) {
1289 trace_br_mdb_full(br->dev, group);
1290 br_mc_disabled_update(br->dev, false, NULL);
1292 return ERR_PTR(-E2BIG);
1297 return ERR_PTR(-ENOMEM);
1299 mp->br = br;
1300 mp->addr = *group;
1301 mp->mcast_gc.destroy = br_multicast_destroy_mdb_entry;
1302 timer_setup(&mp->timer, br_multicast_group_expired, 0);
1303 err = rhashtable_lookup_insert_fast(&br->mdb_hash_tbl, &mp->rhnode,
1309 hlist_add_head_rcu(&mp->mdb_node, &br->mdb_list);
1319 struct net_bridge *br = src->br;
1321 spin_lock(&br->multicast_lock);
1322 if (hlist_unhashed(&src->node) || !netif_running(br->dev) ||
1323 timer_pending(&src->timer))
1326 pg = src->pg;
1327 if (pg->filter_mode == MCAST_INCLUDE) {
1329 if (!hlist_empty(&pg->src_list))
1337 spin_unlock(&br->multicast_lock);
1345 switch (ip->proto) {
1347 hlist_for_each_entry(ent, &pg->src_list, node)
1348 if (ip->src.ip4 == ent->addr.src.ip4)
1353 hlist_for_each_entry(ent, &pg->src_list, node)
1354 if (!ipv6_addr_cmp(&ent->addr.src.ip6, &ip->src.ip6))
1368 if (unlikely(pg->src_ents >= PG_SRC_ENT_LIMIT))
1371 switch (src_ip->proto) {
1373 if (ipv4_is_zeronet(src_ip->src.ip4) ||
1374 ipv4_is_multicast(src_ip->src.ip4))
1379 if (ipv6_addr_any(&src_ip->src.ip6) ||
1380 ipv6_addr_is_multicast(&src_ip->src.ip6))
1390 grp_src->pg = pg;
1391 grp_src->br = pg->key.port->br;
1392 grp_src->addr = *src_ip;
1393 grp_src->mcast_gc.destroy = br_multicast_destroy_group_src;
1394 timer_setup(&grp_src->timer, br_multicast_group_src_expired, 0);
1396 hlist_add_head_rcu(&grp_src->node, &pg->src_list);
1397 pg->src_ents++;
1425 p->key.addr = *group;
1426 p->key.port = port;
1427 p->flags = flags;
1428 p->filter_mode = filter_mode;
1429 p->rt_protocol = rt_protocol;
1430 p->eht_host_tree = RB_ROOT;
1431 p->eht_set_tree = RB_ROOT;
1432 p->mcast_gc.destroy = br_multicast_destroy_port_group;
1433 INIT_HLIST_HEAD(&p->src_list);
1436 rhashtable_lookup_insert_fast(&port->br->sg_port_tbl, &p->rhnode,
1442 rcu_assign_pointer(p->next, next);
1443 timer_setup(&p->timer, br_multicast_port_group_expired, 0);
1444 timer_setup(&p->rexmit_timer, br_multicast_port_group_rexmit, 0);
1445 hlist_add_head(&p->mglist, &port->mglist);
1448 memcpy(p->eth_addr, src, ETH_ALEN);
1450 eth_broadcast_addr(p->eth_addr);
1457 br_multicast_port_ngroups_dec(port, group->vid);
1463 struct net_bridge_port *port = p->key.port;
1464 __u16 vid = p->key.addr.vid;
1466 hlist_del_init(&p->mglist);
1467 if (!br_multicast_is_star_g(&p->key.addr))
1468 rhashtable_remove_fast(&port->br->sg_port_tbl, &p->rhnode,
1477 if (!mp->host_joined) {
1478 mp->host_joined = true;
1479 if (br_multicast_is_star_g(&mp->addr))
1482 br_mdb_notify(mp->br->dev, mp, NULL, RTM_NEWMDB);
1485 if (br_group_is_l2(&mp->addr))
1488 mod_timer(&mp->timer, jiffies + brmctx->multicast_membership_interval);
1493 if (!mp->host_joined)
1496 mp->host_joined = false;
1497 if (br_multicast_is_star_g(&mp->addr))
1500 br_mdb_notify(mp->br->dev, mp, NULL, RTM_DELMDB);
1520 mp = br_multicast_new_group(brmctx->br, group);
1529 for (pp = &mp->ports;
1530 (p = mlock_dereference(*pp, brmctx->br)) != NULL;
1531 pp = &p->next) {
1532 if (br_port_group_equal(p, pmctx->port, src))
1534 if ((unsigned long)p->key.port < (unsigned long)pmctx->port)
1538 p = br_multicast_new_port_group(pmctx->port, group, *pp, 0, src,
1541 p = ERR_PTR(-ENOMEM);
1546 p->flags |= MDB_PG_FLAGS_BLOCKED;
1547 br_mdb_notify(brmctx->br->dev, mp, p, RTM_NEWMDB);
1551 mod_timer(&p->timer,
1552 now + brmctx->multicast_membership_interval);
1568 spin_lock(&brmctx->br->multicast_lock);
1571 /* NULL is considered valid for host joined groups */
1573 spin_unlock(&brmctx->br->multicast_lock);
1637 return br_multicast_rport_del(&pmctx->ip4_rlist);
1643 return br_multicast_rport_del(&pmctx->ip6_rlist);
1653 struct net_bridge *br = pmctx->port->br;
1656 spin_lock(&br->multicast_lock);
1657 if (pmctx->multicast_router == MDB_RTR_TYPE_DISABLED ||
1658 pmctx->multicast_router == MDB_RTR_TYPE_PERM ||
1665 spin_unlock(&br->multicast_lock);
1673 br_multicast_router_expired(pmctx, t, &pmctx->ip4_rlist);
1682 br_multicast_router_expired(pmctx, t, &pmctx->ip6_rlist);
1690 .orig_dev = p->dev,
1696 switchdev_port_attr_set(p->dev, &attr, NULL);
1702 spin_lock(&brmctx->br->multicast_lock);
1703 if (brmctx->multicast_router == MDB_RTR_TYPE_DISABLED ||
1704 brmctx->multicast_router == MDB_RTR_TYPE_PERM ||
1709 br_mc_router_state_change(brmctx->br, false);
1711 spin_unlock(&brmctx->br->multicast_lock);
1735 spin_lock(&brmctx->br->multicast_lock);
1736 if (!netif_running(brmctx->br->dev) ||
1738 !br_opt_get(brmctx->br, BROPT_MULTICAST_ENABLED))
1744 spin_unlock(&brmctx->br->multicast_lock);
1752 br_multicast_querier_expired(brmctx, &brmctx->ip4_own_query);
1761 br_multicast_querier_expired(brmctx, &brmctx->ip6_own_query);
1773 if (ip->proto == htons(ETH_P_IP))
1774 brmctx->ip4_querier.addr.src.ip4 = ip_hdr(skb)->saddr;
1777 brmctx->ip6_querier.addr.src.ip6 = ipv6_hdr(skb)->saddr;
1806 skb->dev = pmctx->port->dev;
1807 br_multicast_count(brmctx->br, pmctx->port, skb, igmp_type,
1810 dev_net(pmctx->port->dev), NULL, skb, NULL, skb->dev,
1819 br_multicast_count(brmctx->br, NULL, skb, igmp_type,
1832 seq = read_seqcount_begin(&querier->seq);
1833 dest->port_ifidx = querier->port_ifidx;
1834 memcpy(&dest->addr, &querier->addr, sizeof(struct br_ip));
1835 } while (read_seqcount_retry(&querier->seq, seq));
1843 write_seqcount_begin(&querier->seq);
1844 querier->port_ifidx = ifindex;
1845 memcpy(&querier->addr, saddr, sizeof(*saddr));
1846 write_seqcount_end(&querier->seq);
1859 !br_opt_get(brmctx->br, BROPT_MULTICAST_ENABLED) ||
1860 !brmctx->multicast_querier)
1865 if (pmctx ? (own_query == &pmctx->ip4_own_query) :
1866 (own_query == &brmctx->ip4_own_query)) {
1867 querier = &brmctx->ip4_querier;
1868 other_query = &brmctx->ip4_other_query;
1872 querier = &brmctx->ip6_querier;
1873 other_query = &brmctx->ip6_other_query;
1878 if (!other_query || timer_pending(&other_query->timer))
1882 if (!pmctx && querier->port_ifidx) {
1892 time += own_query->startup_sent < brmctx->multicast_startup_query_count ?
1893 brmctx->multicast_startup_query_interval :
1894 brmctx->multicast_query_interval;
1895 mod_timer(&own_query->timer, time);
1902 struct net_bridge *br = pmctx->port->br;
1905 spin_lock(&br->multicast_lock);
1910 if (query->startup_sent < brmctx->multicast_startup_query_count)
1911 query->startup_sent++;
1916 spin_unlock(&br->multicast_lock);
1924 br_multicast_port_query_expired(pmctx, &pmctx->ip4_own_query);
1933 br_multicast_port_query_expired(pmctx, &pmctx->ip6_own_query);
1942 struct net_bridge *br = pg->key.port->br;
1947 spin_lock(&br->multicast_lock);
1948 if (!netif_running(br->dev) || hlist_unhashed(&pg->mglist) ||
1956 if (!brmctx->multicast_querier)
1959 if (pg->key.addr.proto == htons(ETH_P_IP))
1960 other_query = &brmctx->ip4_other_query;
1963 other_query = &brmctx->ip6_other_query;
1966 if (!other_query || timer_pending(&other_query->timer))
1969 if (pg->grp_query_rexmit_cnt) {
1970 pg->grp_query_rexmit_cnt--;
1971 __br_multicast_send_query(brmctx, pmctx, pg, &pg->key.addr,
1972 &pg->key.addr, false, 1, NULL);
1974 __br_multicast_send_query(brmctx, pmctx, pg, &pg->key.addr,
1975 &pg->key.addr, true, 0, &need_rexmit);
1977 if (pg->grp_query_rexmit_cnt || need_rexmit)
1978 mod_timer(&pg->rexmit_timer, jiffies +
1979 brmctx->multicast_last_member_interval);
1981 spin_unlock(&br->multicast_lock);
2001 pmctx->port = port;
2002 pmctx->vlan = vlan;
2003 pmctx->multicast_router = MDB_RTR_TYPE_TEMP_QUERY;
2004 timer_setup(&pmctx->ip4_mc_router_timer,
2006 timer_setup(&pmctx->ip4_own_query.timer,
2009 timer_setup(&pmctx->ip6_mc_router_timer,
2011 timer_setup(&pmctx->ip6_own_query.timer,
2018 struct net_bridge *br = pmctx->port->br;
2022 timer_delete_sync(&pmctx->ip6_mc_router_timer);
2024 timer_delete_sync(&pmctx->ip4_mc_router_timer);
2026 spin_lock_bh(&br->multicast_lock);
2030 spin_unlock_bh(&br->multicast_lock);
2037 port->multicast_eht_hosts_limit = BR_MCAST_DEFAULT_EHT_HOSTS_LIMIT;
2038 br_multicast_port_ctx_init(port, NULL, &port->multicast_ctx);
2040 err = br_mc_disabled_update(port->dev,
2041 br_opt_get(port->br,
2044 if (err && err != -EOPNOTSUPP)
2047 port->mcast_stats = netdev_alloc_pcpu_stats(struct bridge_mcast_stats);
2048 if (!port->mcast_stats)
2049 return -ENOMEM;
2056 struct net_bridge *br = port->br;
2060 /* Take care of the remaining groups, only perm ones should be left */
2061 spin_lock_bh(&br->multicast_lock);
2062 hlist_for_each_entry_safe(pg, n, &port->mglist, mglist)
2064 spin_unlock_bh(&br->multicast_lock);
2065 flush_work(&br->mcast_gc_work);
2066 br_multicast_port_ctx_deinit(&port->multicast_ctx);
2067 free_percpu(port->mcast_stats);
2072 query->startup_sent = 0;
2074 if (timer_delete_sync_try(&query->timer) >= 0 ||
2075 timer_delete(&query->timer))
2076 mod_timer(&query->timer, jiffies);
2081 struct net_bridge *br = pmctx->port->br;
2086 !netif_running(br->dev))
2089 br_multicast_enable(&pmctx->ip4_own_query);
2091 br_multicast_enable(&pmctx->ip6_own_query);
2093 if (pmctx->multicast_router == MDB_RTR_TYPE_PERM) {
2110 hlist_for_each_entry(pg, &pmctx->port->mglist, mglist) {
2111 if (pg->key.addr.vid == pmctx->vlan->vid)
2114 WRITE_ONCE(pmctx->mdb_n_entries, n);
2120 struct net_bridge *br = pmctx->port->br;
2122 spin_lock_bh(&br->multicast_lock);
2124 !(pmctx->vlan->priv_flags & BR_VLFLAG_MCAST_ENABLED)) {
2125 spin_unlock_bh(&br->multicast_lock);
2129 spin_unlock_bh(&br->multicast_lock);
2138 hlist_for_each_entry_safe(pg, n, &pmctx->port->mglist, mglist)
2139 if (!(pg->flags & MDB_PG_FLAGS_PERMANENT) &&
2141 pg->key.addr.vid == pmctx->vlan->vid))
2142 br_multicast_find_del_pg(pmctx->port->br, pg);
2145 timer_delete(&pmctx->ip4_mc_router_timer);
2146 timer_delete(&pmctx->ip4_own_query.timer);
2149 timer_delete(&pmctx->ip6_mc_router_timer);
2150 timer_delete(&pmctx->ip6_own_query.timer);
2157 struct net_bridge *br = pmctx->port->br;
2159 spin_lock_bh(&br->multicast_lock);
2161 !(pmctx->vlan->priv_flags & BR_VLFLAG_MCAST_ENABLED)) {
2162 spin_unlock_bh(&br->multicast_lock);
2167 spin_unlock_bh(&br->multicast_lock);
2173 if (br_opt_get(port->br, BROPT_MCAST_VLAN_SNOOPING_ENABLED)) {
2185 list_for_each_entry_rcu(vlan, &vg->vlan_list, vlist) {
2187 &vlan->port_mcast_ctx;
2203 br_multicast_enable_port_ctx(&port->multicast_ctx);
2205 br_multicast_disable_port_ctx(&port->multicast_ctx);
2224 hlist_for_each_entry_safe(ent, tmp, &pg->src_list, node)
2225 if (ent->flags & BR_SGRP_F_DELETE) {
2236 mod_timer(&src->timer, expires);
2245 u32 lmqc = brmctx->multicast_last_member_count;
2249 if (!netif_running(brmctx->br->dev) ||
2250 !br_opt_get(brmctx->br, BROPT_MULTICAST_ENABLED))
2253 if (pg->key.addr.proto == htons(ETH_P_IP))
2254 other_query = &brmctx->ip4_other_query;
2257 other_query = &brmctx->ip6_other_query;
2261 hlist_for_each_entry(ent, &pg->src_list, node) {
2262 if (ent->flags & BR_SGRP_F_SEND) {
2263 ent->flags &= ~BR_SGRP_F_SEND;
2264 if (ent->timer.expires > lmqt) {
2265 if (brmctx->multicast_querier &&
2267 !timer_pending(&other_query->timer))
2268 ent->src_query_rexmit_cnt = lmqc;
2274 if (!brmctx->multicast_querier ||
2275 !other_query || timer_pending(&other_query->timer))
2278 __br_multicast_send_query(brmctx, pmctx, pg, &pg->key.addr,
2279 &pg->key.addr, true, 1, NULL);
2281 lmi = now + brmctx->multicast_last_member_interval;
2282 if (!timer_pending(&pg->rexmit_timer) ||
2283 time_after(pg->rexmit_timer.expires, lmi))
2284 mod_timer(&pg->rexmit_timer, lmi);
2294 if (!netif_running(brmctx->br->dev) ||
2295 !br_opt_get(brmctx->br, BROPT_MULTICAST_ENABLED))
2298 if (pg->key.addr.proto == htons(ETH_P_IP))
2299 other_query = &brmctx->ip4_other_query;
2302 other_query = &brmctx->ip6_other_query;
2305 if (brmctx->multicast_querier &&
2306 other_query && !timer_pending(&other_query->timer)) {
2307 lmi = now + brmctx->multicast_last_member_interval;
2308 pg->grp_query_rexmit_cnt = brmctx->multicast_last_member_count - 1;
2309 __br_multicast_send_query(brmctx, pmctx, pg, &pg->key.addr,
2310 &pg->key.addr, false, 0, NULL);
2311 if (!timer_pending(&pg->rexmit_timer) ||
2312 time_after(pg->rexmit_timer.expires, lmi))
2313 mod_timer(&pg->rexmit_timer, lmi);
2316 if (pg->filter_mode == MCAST_EXCLUDE &&
2317 (!timer_pending(&pg->timer) ||
2318 time_after(pg->timer.expires, now + br_multicast_lmqt(brmctx))))
2319 mod_timer(&pg->timer, now + br_multicast_lmqt(brmctx));
2325 * EXCLUDE (X,Y) ALLOW (A) EXCLUDE (X+A,Y-A) (A)=GMI
2339 src_ip.proto = pg->key.addr.proto;
2361 * INCLUDE (A) IS_EX (B) EXCLUDE (A*B,B-A) (B-A)=0
2362 * Delete (A-B)
2374 hlist_for_each_entry(ent, &pg->src_list, node)
2375 ent->flags |= BR_SGRP_F_DELETE;
2378 src_ip.proto = pg->key.addr.proto;
2383 ent->flags &= ~BR_SGRP_F_DELETE;
2397 * EXCLUDE (X,Y) IS_EX (A) EXCLUDE (A-Y,Y*A) (A-X-Y)=GMI
2398 * Delete (X-A)
2399 * Delete (Y-A)
2413 hlist_for_each_entry(ent, &pg->src_list, node)
2414 ent->flags |= BR_SGRP_F_DELETE;
2417 src_ip.proto = pg->key.addr.proto;
2422 ent->flags &= ~BR_SGRP_F_DELETE;
2450 switch (pg->filter_mode) {
2463 pg->filter_mode = MCAST_EXCLUDE;
2464 mod_timer(&pg->timer, jiffies + br_multicast_gmi(brmctx));
2471 * Send Q(G,A-B)
2479 u32 src_idx, to_send = pg->src_ents;
2485 hlist_for_each_entry(ent, &pg->src_list, node)
2486 ent->flags |= BR_SGRP_F_SEND;
2489 src_ip.proto = pg->key.addr.proto;
2494 ent->flags &= ~BR_SGRP_F_SEND;
2495 to_send--;
2516 * EXCLUDE (X,Y) TO_IN (A) EXCLUDE (X+A,Y-A) (A)=GMI
2517 * Send Q(G,X-A)
2526 u32 src_idx, to_send = pg->src_ents;
2532 hlist_for_each_entry(ent, &pg->src_list, node)
2533 if (timer_pending(&ent->timer))
2534 ent->flags |= BR_SGRP_F_SEND;
2537 src_ip.proto = pg->key.addr.proto;
2542 if (timer_pending(&ent->timer)) {
2543 ent->flags &= ~BR_SGRP_F_SEND;
2544 to_send--;
2575 switch (pg->filter_mode) {
2587 pg->flags |= MDB_PG_FLAGS_FAST_LEAVE;
2588 br_multicast_find_del_pg(pg->key.port->br, pg);
2599 * INCLUDE (A) TO_EX (B) EXCLUDE (A*B,B-A) (B-A)=0
2600 * Delete (A-B)
2614 hlist_for_each_entry(ent, &pg->src_list, node)
2615 ent->flags = (ent->flags & ~BR_SGRP_F_SEND) | BR_SGRP_F_DELETE;
2618 src_ip.proto = pg->key.addr.proto;
2623 ent->flags = (ent->flags & ~BR_SGRP_F_DELETE) |
2642 * EXCLUDE (X,Y) TO_EX (A) EXCLUDE (A-Y,Y*A) (A-X-Y)=Group Timer
2643 * Delete (X-A)
2644 * Delete (Y-A)
2645 * Send Q(G,A-Y)
2659 hlist_for_each_entry(ent, &pg->src_list, node)
2660 ent->flags = (ent->flags & ~BR_SGRP_F_SEND) | BR_SGRP_F_DELETE;
2663 src_ip.proto = pg->key.addr.proto;
2668 ent->flags &= ~BR_SGRP_F_DELETE;
2672 __grp_src_mod_timer(ent, pg->timer.expires);
2676 if (ent && timer_pending(&ent->timer)) {
2677 ent->flags |= BR_SGRP_F_SEND;
2702 switch (pg->filter_mode) {
2715 pg->filter_mode = MCAST_EXCLUDE;
2716 mod_timer(&pg->timer, jiffies + br_multicast_gmi(brmctx));
2734 hlist_for_each_entry(ent, &pg->src_list, node)
2735 ent->flags &= ~BR_SGRP_F_SEND;
2738 src_ip.proto = pg->key.addr.proto;
2743 ent->flags |= BR_SGRP_F_SEND;
2759 * EXCLUDE (X,Y) BLOCK (A) EXCLUDE (X+(A-Y),Y) (A-X-Y)=Group Timer
2760 * Send Q(G,A-Y)
2772 hlist_for_each_entry(ent, &pg->src_list, node)
2773 ent->flags &= ~BR_SGRP_F_SEND;
2776 src_ip.proto = pg->key.addr.proto;
2783 __grp_src_mod_timer(ent, pg->timer.expires);
2787 if (ent && timer_pending(&ent->timer)) {
2788 ent->flags |= BR_SGRP_F_SEND;
2810 switch (pg->filter_mode) {
2821 if ((pg->filter_mode == MCAST_INCLUDE && hlist_empty(&pg->src_list)) ||
2824 pg->flags |= MDB_PG_FLAGS_FAST_LEAVE;
2825 br_multicast_find_del_pg(pg->key.port->br, pg);
2840 struct net_bridge *br __maybe_unused = mp->br;
2843 for (pg = mlock_dereference(mp->ports, br);
2845 pg = mlock_dereference(pg->next, br))
2857 bool igmpv2 = brmctx->multicast_igmp_version == 2;
2870 num = ntohs(ih->ngrec);
2876 return -EINVAL;
2878 grec = (void *)(skb->data + len - sizeof(*grec));
2879 group = grec->grec_mca;
2880 type = grec->grec_type;
2881 nsrcs = ntohs(grec->grec_nsrcs);
2885 return -EINVAL;
2900 src = eth_hdr(skb)->h_source;
2919 spin_lock(&brmctx->br->multicast_lock);
2923 mdst = br_mdb_ip4_get(brmctx->br, group, vid);
2926 pg = br_multicast_find_port(mdst, pmctx->port, src);
2927 if (!pg || (pg->flags & MDB_PG_FLAGS_PERMANENT))
2930 grec = (void *)(skb->data + len - sizeof(*grec) - (nsrcs * 4));
2931 h_addr = &ip_hdr(skb)->saddr;
2935 grec->grec_src,
2940 grec->grec_src,
2945 grec->grec_src,
2950 grec->grec_src,
2955 grec->grec_src,
2960 grec->grec_src,
2965 br_mdb_notify(brmctx->br->dev, mdst, pg, RTM_NEWMDB);
2967 spin_unlock(&brmctx->br->multicast_lock);
2979 bool mldv1 = brmctx->multicast_mld_version == 1;
2993 return -EINVAL;
2996 num = ntohs(mld2r->mld2r_ngrec);
3007 return -EINVAL;
3012 return -EINVAL;
3018 return -EINVAL;
3020 grec = (struct mld2_grec *)(skb->data + len);
3023 switch (grec->grec_type) {
3036 src = eth_hdr(skb)->h_source;
3037 if ((grec->grec_type == MLD2_CHANGE_TO_INCLUDE ||
3038 grec->grec_type == MLD2_MODE_IS_INCLUDE) &&
3042 &grec->grec_mca,
3048 &grec->grec_mca, vid,
3057 spin_lock(&brmctx->br->multicast_lock);
3061 mdst = br_mdb_ip6_get(brmctx->br, &grec->grec_mca, vid);
3064 pg = br_multicast_find_port(mdst, pmctx->port, src);
3065 if (!pg || (pg->flags & MDB_PG_FLAGS_PERMANENT))
3067 h_addr = &ipv6_hdr(skb)->saddr;
3068 switch (grec->grec_type) {
3071 grec->grec_src, nsrcs,
3073 grec->grec_type);
3077 grec->grec_src, nsrcs,
3079 grec->grec_type);
3083 grec->grec_src, nsrcs,
3085 grec->grec_type);
3089 grec->grec_src, nsrcs,
3091 grec->grec_type);
3095 grec->grec_src, nsrcs,
3097 grec->grec_type);
3101 grec->grec_src, nsrcs,
3103 grec->grec_type);
3107 br_mdb_notify(brmctx->br->dev, mdst, pg, RTM_NEWMDB);
3109 spin_unlock(&brmctx->br->multicast_lock);
3120 int port_ifidx = pmctx ? pmctx->port->dev->ifindex : 0;
3124 switch (saddr->proto) {
3126 querier = &brmctx->ip4_querier;
3127 own_timer = &brmctx->ip4_own_query.timer;
3128 other_timer = &brmctx->ip4_other_query.timer;
3129 if (!querier->addr.src.ip4 ||
3130 ntohl(saddr->src.ip4) <= ntohl(querier->addr.src.ip4))
3135 querier = &brmctx->ip6_querier;
3136 own_timer = &brmctx->ip6_own_query.timer;
3137 other_timer = &brmctx->ip6_other_query.timer;
3138 if (ipv6_addr_cmp(&saddr->src.ip6, &querier->addr.src.ip6) <= 0)
3161 int port_ifidx = READ_ONCE(querier->port_ifidx);
3168 dev = dev_get_by_index_rcu(dev_net(br->dev), port_ifidx);
3172 if (!p || p->br != br)
3201 if (!br_opt_get(brmctx->br, BROPT_MULTICAST_ENABLED) ||
3207 return -EMSGSIZE;
3210 if (!brmctx->multicast_querier &&
3211 !timer_pending(&brmctx->ip4_other_query.timer))
3214 br_multicast_read_querier(&brmctx->ip4_querier, &querier);
3221 p = __br_multicast_get_querier_port(brmctx->br, &querier);
3222 if (timer_pending(&brmctx->ip4_other_query.timer) &&
3224 br_timer_value(&brmctx->ip4_other_query.timer),
3226 (p && nla_put_u32(skb, BRIDGE_QUERIER_IP_PORT, p->dev->ifindex)))) {
3233 if (!brmctx->multicast_querier &&
3234 !timer_pending(&brmctx->ip6_other_query.timer))
3237 br_multicast_read_querier(&brmctx->ip6_querier, &querier);
3244 p = __br_multicast_get_querier_port(brmctx->br, &querier);
3245 if (timer_pending(&brmctx->ip6_other_query.timer) &&
3247 br_timer_value(&brmctx->ip6_other_query.timer),
3250 p->dev->ifindex)))) {
3265 return -EMSGSIZE;
3273 if (!timer_pending(&query->timer))
3274 mod_timer(&query->delay_timer, jiffies + max_delay);
3276 mod_timer(&query->timer, jiffies + brmctx->multicast_querier_interval);
3283 .orig_dev = p->dev,
3289 switchdev_port_attr_set(p->dev, &attr, NULL);
3300 if (mc_router_list == &brmctx->ip6_mc_router_list)
3308 return pmctx->port;
3337 if (rnode != &pmctx->ip6_rlist)
3338 return hlist_unhashed(&pmctx->ip6_rlist);
3340 return hlist_unhashed(&pmctx->ip4_rlist);
3348 * and locked by br->multicast_lock and RCU
3360 slot = br_multicast_get_rport_slot(brmctx, pmctx->port, mc_router_list);
3372 br_rtr_notify(pmctx->port->br->dev, pmctx, RTM_NEWMDB);
3373 br_port_mc_router_state_change(pmctx->port, true);
3379 * and locked by br->multicast_lock and RCU
3384 br_multicast_add_router(brmctx, pmctx, &pmctx->ip4_rlist,
3385 &brmctx->ip4_mc_router_list);
3390 * and locked by br->multicast_lock and RCU
3396 br_multicast_add_router(brmctx, pmctx, &pmctx->ip6_rlist,
3397 &brmctx->ip6_mc_router_list);
3413 if (brmctx->multicast_router == MDB_RTR_TYPE_TEMP_QUERY) {
3416 br_mc_router_state_change(brmctx->br, true);
3417 mod_timer(timer, now + brmctx->multicast_querier_interval);
3422 if (pmctx->multicast_router == MDB_RTR_TYPE_DISABLED ||
3423 pmctx->multicast_router == MDB_RTR_TYPE_PERM)
3427 mod_timer(timer, now + brmctx->multicast_querier_interval);
3433 struct timer_list *timer = &brmctx->ip4_mc_router_timer;
3437 timer = &pmctx->ip4_mc_router_timer;
3438 rlist = &pmctx->ip4_rlist;
3442 &brmctx->ip4_mc_router_list);
3449 struct timer_list *timer = &brmctx->ip6_mc_router_timer;
3453 timer = &pmctx->ip6_mc_router_timer;
3454 rlist = &pmctx->ip6_rlist;
3458 &brmctx->ip6_mc_router_list);
3509 spin_lock(&brmctx->br->multicast_lock);
3513 group = ih->group;
3516 max_delay = ih->code * (HZ / IGMP_TIMER_SCALE);
3524 if (ih3->nsrcs ||
3525 (brmctx->multicast_igmp_version == 3 && group &&
3526 ih3->suppress))
3529 max_delay = ih3->code ?
3530 IGMPV3_MRC(ih3->code) * (HZ / IGMP_TIMER_SCALE) : 1;
3537 saddr.src.ip4 = iph->saddr;
3540 &brmctx->ip4_other_query,
3545 mp = br_mdb_ip4_get(brmctx->br, group, vid);
3549 max_delay *= brmctx->multicast_last_member_count;
3551 if (mp->host_joined &&
3552 (timer_pending(&mp->timer) ?
3553 time_after(mp->timer.expires, now + max_delay) :
3554 timer_delete_sync_try(&mp->timer) >= 0))
3555 mod_timer(&mp->timer, now + max_delay);
3557 for (pp = &mp->ports;
3558 (p = mlock_dereference(*pp, brmctx->br)) != NULL;
3559 pp = &p->next) {
3560 if (timer_pending(&p->timer) ?
3561 time_after(p->timer.expires, now + max_delay) :
3562 timer_delete_sync_try(&p->timer) >= 0 &&
3563 (brmctx->multicast_igmp_version == 2 ||
3564 p->filter_mode == MCAST_EXCLUDE))
3565 mod_timer(&p->timer, now + max_delay);
3569 spin_unlock(&brmctx->br->multicast_lock);
3592 spin_lock(&brmctx->br->multicast_lock);
3598 err = -EINVAL;
3602 max_delay = msecs_to_jiffies(ntohs(mld->mld_maxdelay));
3604 group = &mld->mld_mca;
3607 err = -EINVAL;
3611 if (!mld2q->mld2q_nsrcs)
3612 group = &mld2q->mld2q_mca;
3613 if (brmctx->multicast_mld_version == 2 &&
3614 !ipv6_addr_any(&mld2q->mld2q_mca) &&
3615 mld2q->mld2q_suppress)
3625 saddr.src.ip6 = ipv6_hdr(skb)->saddr;
3628 &brmctx->ip6_other_query,
3635 mp = br_mdb_ip6_get(brmctx->br, group, vid);
3639 max_delay *= brmctx->multicast_last_member_count;
3640 if (mp->host_joined &&
3641 (timer_pending(&mp->timer) ?
3642 time_after(mp->timer.expires, now + max_delay) :
3643 timer_delete_sync_try(&mp->timer) >= 0))
3644 mod_timer(&mp->timer, now + max_delay);
3646 for (pp = &mp->ports;
3647 (p = mlock_dereference(*pp, brmctx->br)) != NULL;
3648 pp = &p->next) {
3649 if (timer_pending(&p->timer) ?
3650 time_after(p->timer.expires, now + max_delay) :
3651 timer_delete_sync_try(&p->timer) >= 0 &&
3652 (brmctx->multicast_mld_version == 1 ||
3653 p->filter_mode == MCAST_EXCLUDE))
3654 mod_timer(&p->timer, now + max_delay);
3658 spin_unlock(&brmctx->br->multicast_lock);
3676 spin_lock(&brmctx->br->multicast_lock);
3680 mp = br_mdb_ip_get(brmctx->br, group);
3684 if (pmctx && (pmctx->port->flags & BR_MULTICAST_FAST_LEAVE)) {
3687 for (pp = &mp->ports;
3688 (p = mlock_dereference(*pp, brmctx->br)) != NULL;
3689 pp = &p->next) {
3690 if (!br_port_group_equal(p, pmctx->port, src))
3693 if (p->flags & MDB_PG_FLAGS_PERMANENT)
3696 p->flags |= MDB_PG_FLAGS_FAST_LEAVE;
3702 if (timer_pending(&other_query->timer))
3705 if (brmctx->multicast_querier) {
3706 __br_multicast_send_query(brmctx, pmctx, NULL, NULL, &mp->addr,
3709 time = jiffies + brmctx->multicast_last_member_count *
3710 brmctx->multicast_last_member_interval;
3712 mod_timer(&own_query->timer, time);
3714 for (p = mlock_dereference(mp->ports, brmctx->br);
3716 p = mlock_dereference(p->next, brmctx->br)) {
3717 if (!br_port_group_equal(p, pmctx->port, src))
3720 if (!hlist_unhashed(&p->mglist) &&
3721 (timer_pending(&p->timer) ?
3722 time_after(p->timer.expires, time) :
3723 timer_delete_sync_try(&p->timer) >= 0)) {
3724 mod_timer(&p->timer, time);
3732 time = now + brmctx->multicast_last_member_count *
3733 brmctx->multicast_last_member_interval;
3736 if (mp->host_joined &&
3737 (timer_pending(&mp->timer) ?
3738 time_after(mp->timer.expires, time) :
3739 timer_delete_sync_try(&mp->timer) >= 0)) {
3740 mod_timer(&mp->timer, time);
3746 for (p = mlock_dereference(mp->ports, brmctx->br);
3748 p = mlock_dereference(p->next, brmctx->br)) {
3749 if (p->key.port != pmctx->port)
3752 if (!hlist_unhashed(&p->mglist) &&
3753 (timer_pending(&p->timer) ?
3754 time_after(p->timer.expires, time) :
3755 timer_delete_sync_try(&p->timer) >= 0)) {
3756 mod_timer(&p->timer, time);
3762 spin_unlock(&brmctx->br->multicast_lock);
3777 own_query = pmctx ? &pmctx->ip4_own_query : &brmctx->ip4_own_query;
3785 &brmctx->ip4_other_query,
3802 own_query = pmctx ? &pmctx->ip6_own_query : &brmctx->ip6_own_query;
3810 &brmctx->ip6_other_query,
3826 stats = p->mcast_stats;
3828 stats = br->mcast_stats;
3834 u64_stats_update_begin(&pstats->syncp);
3837 pstats->mstats.igmp_parse_errors++;
3841 pstats->mstats.mld_parse_errors++;
3845 u64_stats_update_end(&pstats->syncp);
3860 spin_lock(&brmctx->br->multicast_lock);
3862 spin_unlock(&brmctx->br->multicast_lock);
3869 if (ip_hdr(skb)->protocol != IPPROTO_IGMP ||
3870 igmp_hdr(skb)->type != IGMP_MRDISC_ADV)
3871 return -ENOMSG;
3873 spin_lock(&brmctx->br->multicast_lock);
3875 spin_unlock(&brmctx->br->multicast_lock);
3885 struct net_bridge_port *p = pmctx ? pmctx->port : NULL;
3892 if (err == -ENOMSG) {
3893 if (!ipv4_is_local_multicast(ip_hdr(skb)->daddr)) {
3894 BR_INPUT_SKB_CB(skb)->mrouters_only = 1;
3895 } else if (pim_ipv4_all_pim_routers(ip_hdr(skb)->daddr)) {
3896 if (ip_hdr(skb)->protocol == IPPROTO_PIM)
3898 } else if (ipv4_is_all_snoopers(ip_hdr(skb)->daddr)) {
3904 br_multicast_err_count(brmctx->br, p, skb->protocol);
3909 src = eth_hdr(skb)->h_source;
3910 BR_INPUT_SKB_CB(skb)->igmp = ih->type;
3912 switch (ih->type) {
3915 BR_INPUT_SKB_CB(skb)->mrouters_only = 1;
3916 err = br_ip4_multicast_add_group(brmctx, pmctx, ih->group, vid,
3926 br_ip4_multicast_leave_group(brmctx, pmctx, ih->group, vid, src);
3930 br_multicast_count(brmctx->br, p, skb, BR_INPUT_SKB_CB(skb)->igmp,
3941 if (icmp6_hdr(skb)->icmp6_type != ICMPV6_MRDISC_ADV)
3944 spin_lock(&brmctx->br->multicast_lock);
3946 spin_unlock(&brmctx->br->multicast_lock);
3954 struct net_bridge_port *p = pmctx ? pmctx->port : NULL;
3961 if (err == -ENOMSG || err == -ENODATA) {
3962 if (!ipv6_addr_is_ll_all_nodes(&ipv6_hdr(skb)->daddr))
3963 BR_INPUT_SKB_CB(skb)->mrouters_only = 1;
3964 if (err == -ENODATA &&
3965 ipv6_addr_is_all_snoopers(&ipv6_hdr(skb)->daddr))
3970 br_multicast_err_count(brmctx->br, p, skb->protocol);
3975 BR_INPUT_SKB_CB(skb)->igmp = mld->mld_type;
3977 switch (mld->mld_type) {
3979 src = eth_hdr(skb)->h_source;
3980 BR_INPUT_SKB_CB(skb)->mrouters_only = 1;
3981 err = br_ip6_multicast_add_group(brmctx, pmctx, &mld->mld_mca,
3991 src = eth_hdr(skb)->h_source;
3992 br_ip6_multicast_leave_group(brmctx, pmctx, &mld->mld_mca, vid,
3997 br_multicast_count(brmctx->br, p, skb, BR_INPUT_SKB_CB(skb)->igmp,
4011 BR_INPUT_SKB_CB(skb)->igmp = 0;
4012 BR_INPUT_SKB_CB(skb)->mrouters_only = 0;
4014 if (!br_opt_get((*brmctx)->br, BROPT_MULTICAST_ENABLED))
4017 if (br_opt_get((*brmctx)->br, BROPT_MCAST_VLAN_SNOOPING_ENABLED) && vlan) {
4025 *brmctx = &vlan->br_mcast_ctx;
4028 masterv = vlan->brvlan;
4029 *brmctx = &vlan->brvlan->br_mcast_ctx;
4030 *pmctx = &vlan->port_mcast_ctx;
4033 if (!(masterv->priv_flags & BR_VLFLAG_GLOBAL_MCAST_ENABLED))
4037 switch (skb->protocol) {
4054 spin_lock(&brmctx->br->multicast_lock);
4058 if (query->startup_sent < brmctx->multicast_startup_query_count)
4059 query->startup_sent++;
4063 spin_unlock(&brmctx->br->multicast_lock);
4071 br_multicast_query_expired(brmctx, &brmctx->ip4_own_query);
4080 br_multicast_query_expired(brmctx, &brmctx->ip6_own_query);
4090 spin_lock_bh(&br->multicast_lock);
4091 hlist_move_list(&br->mcast_gc_list, &deleted_head);
4092 spin_unlock_bh(&br->multicast_lock);
4101 brmctx->br = br;
4102 brmctx->vlan = vlan;
4103 brmctx->multicast_router = MDB_RTR_TYPE_TEMP_QUERY;
4104 brmctx->multicast_last_member_count = 2;
4105 brmctx->multicast_startup_query_count = 2;
4107 brmctx->multicast_last_member_interval = HZ;
4108 brmctx->multicast_query_response_interval = 10 * HZ;
4109 brmctx->multicast_startup_query_interval = 125 * HZ / 4;
4110 brmctx->multicast_query_interval = 125 * HZ;
4111 brmctx->multicast_querier_interval = 255 * HZ;
4112 brmctx->multicast_membership_interval = 260 * HZ;
4114 brmctx->ip4_querier.port_ifidx = 0;
4115 seqcount_spinlock_init(&brmctx->ip4_querier.seq, &br->multicast_lock);
4116 brmctx->multicast_igmp_version = 2;
4118 brmctx->multicast_mld_version = 1;
4119 brmctx->ip6_querier.port_ifidx = 0;
4120 seqcount_spinlock_init(&brmctx->ip6_querier.seq, &br->multicast_lock);
4123 timer_setup(&brmctx->ip4_mc_router_timer,
4125 timer_setup(&brmctx->ip4_other_query.timer,
4127 timer_setup(&brmctx->ip4_other_query.delay_timer,
4129 timer_setup(&brmctx->ip4_own_query.timer,
4132 timer_setup(&brmctx->ip6_mc_router_timer,
4134 timer_setup(&brmctx->ip6_other_query.timer,
4136 timer_setup(&brmctx->ip6_other_query.delay_timer,
4138 timer_setup(&brmctx->ip6_own_query.timer,
4150 br->hash_max = BR_MULTICAST_DEFAULT_HASH_MAX;
4152 br_multicast_ctx_init(br, NULL, &br->multicast_ctx);
4157 spin_lock_init(&br->multicast_lock);
4158 INIT_HLIST_HEAD(&br->mdb_list);
4159 INIT_HLIST_HEAD(&br->mcast_gc_list);
4160 INIT_WORK(&br->mcast_gc_work, br_multicast_gc_work);
4165 struct in_device *in_dev = in_dev_get(br->dev);
4180 ipv6_dev_mc_inc(br->dev, &addr);
4196 struct in_device *in_dev = in_dev_get(br->dev);
4211 ipv6_dev_mc_dec(br->dev, &addr);
4228 query->startup_sent = 0;
4233 mod_timer(&query->timer, jiffies);
4238 __br_multicast_open_query(brmctx->br, &brmctx->ip4_own_query);
4240 __br_multicast_open_query(brmctx->br, &brmctx->ip6_own_query);
4254 list_for_each_entry(vlan, &vg->vlan_list, vlist) {
4257 brmctx = &vlan->br_mcast_ctx;
4260 __br_multicast_open(&vlan->br_mcast_ctx);
4264 __br_multicast_open(&br->multicast_ctx);
4270 timer_delete_sync(&brmctx->ip4_mc_router_timer);
4271 timer_delete_sync(&brmctx->ip4_other_query.timer);
4272 timer_delete_sync(&brmctx->ip4_other_query.delay_timer);
4273 timer_delete_sync(&brmctx->ip4_own_query.timer);
4275 timer_delete_sync(&brmctx->ip6_mc_router_timer);
4276 timer_delete_sync(&brmctx->ip6_other_query.timer);
4277 timer_delete_sync(&brmctx->ip6_other_query.delay_timer);
4278 timer_delete_sync(&brmctx->ip6_own_query.timer);
4293 br = v->port->br;
4299 br_multicast_enable_port_ctx(&v->port_mcast_ctx);
4313 * can only change under RTNL -> multicast_lock, we need the latter to
4316 if (on == !!(vlan->priv_flags & BR_VLFLAG_MCAST_ENABLED))
4320 br = vlan->br;
4324 br_multicast_ctx_vlan_global_disabled(&vlan->br_mcast_ctx)))
4327 spin_lock_bh(&br->multicast_lock);
4328 vlan->priv_flags ^= BR_VLFLAG_MCAST_ENABLED;
4329 spin_unlock_bh(&br->multicast_lock);
4332 __br_multicast_open(&vlan->br_mcast_ctx);
4334 __br_multicast_stop(&vlan->br_mcast_ctx);
4338 brmctx = br_multicast_port_ctx_get_global(&vlan->port_mcast_ctx);
4342 br = vlan->port->br;
4343 spin_lock_bh(&br->multicast_lock);
4344 vlan->priv_flags ^= BR_VLFLAG_MCAST_ENABLED;
4346 __br_multicast_enable_port_ctx(&vlan->port_mcast_ctx);
4348 __br_multicast_disable_port_ctx(&vlan->port_mcast_ctx);
4349 spin_unlock_bh(&br->multicast_lock);
4360 list_for_each_entry(p, &vlan->br->port_list, list) {
4363 vport = br_vlan_find(nbp_vlan_group(p), vlan->vid);
4385 return -EINVAL;
4394 /* disable/enable non-vlan mcast contexts based on vlan snooping */
4396 __br_multicast_stop(&br->multicast_ctx);
4398 __br_multicast_open(&br->multicast_ctx);
4399 list_for_each_entry(p, &br->port_list, list) {
4401 br_multicast_disable_port_ctx(&p->multicast_ctx);
4403 br_multicast_enable_port_ctx(&p->multicast_ctx);
4406 list_for_each_entry(vlan, &vg->vlan_list, vlist)
4419 if (on == !!(vlan->priv_flags & BR_VLFLAG_GLOBAL_MCAST_ENABLED))
4422 vlan->priv_flags ^= BR_VLFLAG_GLOBAL_MCAST_ENABLED;
4438 list_for_each_entry(vlan, &vg->vlan_list, vlist) {
4441 brmctx = &vlan->br_mcast_ctx;
4444 __br_multicast_stop(&vlan->br_mcast_ctx);
4448 __br_multicast_stop(&br->multicast_ctx);
4458 spin_lock_bh(&br->multicast_lock);
4459 hlist_for_each_entry_safe(mp, tmp, &br->mdb_list, mdb_node)
4461 hlist_move_list(&br->mcast_gc_list, &deleted_head);
4462 spin_unlock_bh(&br->multicast_lock);
4464 br_multicast_ctx_deinit(&br->multicast_ctx);
4466 cancel_work_sync(&br->mcast_gc_work);
4473 int err = -EINVAL;
4475 spin_lock_bh(&brmctx->br->multicast_lock);
4480 br_mc_router_state_change(brmctx->br, val == MDB_RTR_TYPE_PERM);
4481 timer_delete(&brmctx->ip4_mc_router_timer);
4483 timer_delete(&brmctx->ip6_mc_router_timer);
4485 brmctx->multicast_router = val;
4489 if (brmctx->multicast_router != MDB_RTR_TYPE_TEMP_QUERY)
4490 br_mc_router_state_change(brmctx->br, false);
4491 brmctx->multicast_router = val;
4496 spin_unlock_bh(&brmctx->br->multicast_lock);
4510 if (!hlist_unhashed(&pmctx->ip4_rlist))
4513 if (!hlist_unhashed(&pmctx->ip6_rlist))
4517 br_rtr_notify(pmctx->port->br->dev, pmctx, RTM_DELMDB);
4518 br_port_mc_router_state_change(pmctx->port, false);
4521 if (pmctx->multicast_router == MDB_RTR_TYPE_TEMP)
4522 pmctx->multicast_router = MDB_RTR_TYPE_TEMP_QUERY;
4530 int err = -EINVAL;
4534 spin_lock_bh(&brmctx->br->multicast_lock);
4535 if (pmctx->multicast_router == val) {
4537 if (pmctx->multicast_router == MDB_RTR_TYPE_TEMP) {
4538 mod_timer(&pmctx->ip4_mc_router_timer,
4539 now + brmctx->multicast_querier_interval);
4541 mod_timer(&pmctx->ip6_mc_router_timer,
4542 now + brmctx->multicast_querier_interval);
4550 pmctx->multicast_router = MDB_RTR_TYPE_DISABLED;
4552 timer_delete(&pmctx->ip4_mc_router_timer);
4555 timer_delete(&pmctx->ip6_mc_router_timer);
4560 pmctx->multicast_router = MDB_RTR_TYPE_TEMP_QUERY;
4566 pmctx->multicast_router = MDB_RTR_TYPE_PERM;
4567 timer_delete(&pmctx->ip4_mc_router_timer);
4570 timer_delete(&pmctx->ip6_mc_router_timer);
4575 pmctx->multicast_router = MDB_RTR_TYPE_TEMP;
4584 spin_unlock_bh(&brmctx->br->multicast_lock);
4594 err = br_multicast_set_router(&v->br_mcast_ctx, mcast_router);
4596 err = br_multicast_set_port_router(&v->port_mcast_ctx,
4610 __br_multicast_open_query(brmctx->br, query);
4613 list_for_each_entry_rcu(port, &brmctx->br->port_list, list) {
4619 if (br_multicast_port_ctx_state_stopped(&port->multicast_ctx))
4626 brmctx->vlan->vid);
4628 br_multicast_port_ctx_state_stopped(&vlan->port_mcast_ctx))
4631 ip4_own_query = &vlan->port_mcast_ctx.ip4_own_query;
4633 ip6_own_query = &vlan->port_mcast_ctx.ip6_own_query;
4636 ip4_own_query = &port->multicast_ctx.ip4_own_query;
4638 ip6_own_query = &port->multicast_ctx.ip6_own_query;
4642 if (query == &brmctx->ip4_own_query)
4659 spin_lock_bh(&br->multicast_lock);
4663 err = br_mc_disabled_update(br->dev, val, extack);
4664 if (err == -EOPNOTSUPP)
4675 if (!netif_running(br->dev))
4679 list_for_each_entry(port, &br->port_list, list)
4680 __br_multicast_enable_port_ctx(&port->multicast_ctx);
4685 spin_unlock_bh(&br->multicast_lock);
4722 spin_lock_bh(&br->multicast_lock);
4723 is_router = br_multicast_is_router(&br->multicast_ctx, NULL);
4724 spin_unlock_bh(&br->multicast_lock);
4735 spin_lock_bh(&brmctx->br->multicast_lock);
4736 if (brmctx->multicast_querier == val)
4739 WRITE_ONCE(brmctx->multicast_querier, val);
4743 max_delay = brmctx->multicast_query_response_interval;
4745 if (!timer_pending(&brmctx->ip4_other_query.timer))
4746 mod_timer(&brmctx->ip4_other_query.delay_timer,
4749 br_multicast_start_querier(brmctx, &brmctx->ip4_own_query);
4752 if (!timer_pending(&brmctx->ip6_other_query.timer))
4753 mod_timer(&brmctx->ip6_other_query.delay_timer,
4756 br_multicast_start_querier(brmctx, &brmctx->ip6_own_query);
4760 spin_unlock_bh(&brmctx->br->multicast_lock);
4774 return -EINVAL;
4777 spin_lock_bh(&brmctx->br->multicast_lock);
4778 brmctx->multicast_igmp_version = val;
4779 spin_unlock_bh(&brmctx->br->multicast_lock);
4794 return -EINVAL;
4797 spin_lock_bh(&brmctx->br->multicast_lock);
4798 brmctx->multicast_mld_version = val;
4799 spin_unlock_bh(&brmctx->br->multicast_lock);
4811 br_info(brmctx->br,
4819 br_info(brmctx->br,
4826 brmctx->multicast_query_interval = intvl_jiffies;
4835 br_info(brmctx->br,
4843 br_info(brmctx->br,
4850 brmctx->multicast_startup_query_interval = intvl_jiffies;
4854 * br_multicast_list_adjacent - Returns snooped multicast addresses
4865 * - br_ip_list needs to be initialized by caller
4866 * - br_ip_list might contain duplicates in the end
4868 * - br_ip_list needs to be freed by caller
4884 if (!port || !port->br)
4887 br = port->br;
4889 list_for_each_entry_rcu(port, &br->port_list, list) {
4890 if (!port->dev || port->dev == dev)
4893 hlist_for_each_entry_rcu(group, &port->mglist, mglist) {
4898 entry->addr = group->key.addr;
4899 list_add(&entry->list, br_ip_list);
4911 * br_multicast_has_querier_anywhere - Checks for a querier on a bridge
4913 * @proto: The protocol family to check for: IGMP -> ETH_P_IP, MLD -> ETH_P_IPV6
4931 if (!port || !port->br)
4934 br = port->br;
4939 ret = br_multicast_querier_exists(&br->multicast_ctx, ð, NULL);
4948 * br_multicast_has_querier_adjacent - Checks for a querier behind a bridge port
4950 * @proto: The protocol family to check for: IGMP -> ETH_P_IP, MLD -> ETH_P_IPV6
4969 if (!port || !port->br)
4972 br = port->br;
4973 brmctx = &br->multicast_ctx;
4977 port_ifidx = brmctx->ip4_querier.port_ifidx;
4978 if (!timer_pending(&brmctx->ip4_other_query.timer) ||
4979 port_ifidx == port->dev->ifindex)
4984 port_ifidx = brmctx->ip6_querier.port_ifidx;
4985 if (!timer_pending(&brmctx->ip6_other_query.timer) ||
4986 port_ifidx == port->dev->ifindex)
5002 * br_multicast_has_router_adjacent - Checks for a router behind a bridge port
5004 * @proto: The protocol family to check for: IGMP -> ETH_P_IP, MLD -> ETH_P_IPV6
5022 brmctx = &port->br->multicast_ctx;
5025 hlist_for_each_entry_rcu(pmctx, &brmctx->ip4_mc_router_list,
5027 if (pmctx->port == port)
5036 hlist_for_each_entry_rcu(pmctx, &brmctx->ip6_mc_router_list,
5038 if (pmctx->port == port)
5063 __be16 proto = skb->protocol;
5066 u64_stats_update_begin(&pstats->syncp);
5069 t_len = ntohs(ip_hdr(skb)->tot_len) - ip_hdrlen(skb);
5072 pstats->mstats.igmp_v1reports[dir]++;
5075 pstats->mstats.igmp_v2reports[dir]++;
5078 pstats->mstats.igmp_v3reports[dir]++;
5082 pstats->mstats.igmp_v3queries[dir]++;
5091 if (!ih->code)
5092 pstats->mstats.igmp_v1queries[dir]++;
5094 pstats->mstats.igmp_v2queries[dir]++;
5098 pstats->mstats.igmp_leaves[dir]++;
5104 t_len = ntohs(ipv6_hdr(skb)->payload_len) +
5106 t_len -= skb_network_header_len(skb);
5109 pstats->mstats.mld_v1reports[dir]++;
5112 pstats->mstats.mld_v2reports[dir]++;
5116 pstats->mstats.mld_v2queries[dir]++;
5118 pstats->mstats.mld_v1queries[dir]++;
5121 pstats->mstats.mld_leaves[dir]++;
5127 u64_stats_update_end(&pstats->syncp);
5141 stats = p->mcast_stats;
5143 stats = br->mcast_stats;
5152 br->mcast_stats = netdev_alloc_pcpu_stats(struct bridge_mcast_stats);
5153 if (!br->mcast_stats)
5154 return -ENOMEM;
5161 free_percpu(br->mcast_stats);
5181 stats = p->mcast_stats;
5183 stats = br->mcast_stats;
5194 start = u64_stats_fetch_begin(&cpu_stats->syncp);
5195 memcpy(&temp, &cpu_stats->mstats, sizeof(temp));
5196 } while (u64_stats_fetch_retry(&cpu_stats->syncp, start));
5221 err = rhashtable_init(&br->sg_port_tbl, &br_sg_port_rht_params);
5225 err = rhashtable_init(&br->mdb_hash_tbl, &br_mdb_rht_params);
5227 rhashtable_destroy(&br->sg_port_tbl);
5236 rhashtable_destroy(&br->sg_port_tbl);
5237 rhashtable_destroy(&br->mdb_hash_tbl);