108 static void batadv_mcast_mla_tt_retract(struct batadv_priv *bat_priv,  in batadv_mcast_mla_tt_retract()  argument
114 	hlist_for_each_entry_safe(mcast_entry, tmp, &bat_priv->mcast.mla_list,  in batadv_mcast_mla_tt_retract()
121 		batadv_tt_local_remove(bat_priv, mcast_entry->addr,  in batadv_mcast_mla_tt_retract()
138 static void batadv_mcast_mla_tt_add(struct batadv_priv *bat_priv,  in batadv_mcast_mla_tt_add()  argument
149 						  &bat_priv->mcast.mla_list))  in batadv_mcast_mla_tt_add()
152 		if (!batadv_tt_local_add(bat_priv->soft_iface,  in batadv_mcast_mla_tt_add()
158 		hlist_add_head(&mcast_entry->list, &bat_priv->mcast.mla_list);  in batadv_mcast_mla_tt_add()
169 static bool batadv_mcast_has_bridge(struct batadv_priv *bat_priv)  in batadv_mcast_has_bridge()  argument
171 	struct net_device *upper = bat_priv->soft_iface;  in batadv_mcast_has_bridge()
192 static bool batadv_mcast_mla_tvlv_update(struct batadv_priv *bat_priv)  in batadv_mcast_mla_tvlv_update()  argument
202 	if (batadv_mcast_has_bridge(bat_priv)) {  in batadv_mcast_mla_tvlv_update()
203 		if (bat_priv->mcast.enabled) {  in batadv_mcast_mla_tvlv_update()
204 			batadv_tvlv_container_unregister(bat_priv,  in batadv_mcast_mla_tvlv_update()
206 			bat_priv->mcast.enabled = false;  in batadv_mcast_mla_tvlv_update()
212 	if (!bat_priv->mcast.enabled ||  in batadv_mcast_mla_tvlv_update()
213 	    mcast_data.flags != bat_priv->mcast.flags) {  in batadv_mcast_mla_tvlv_update()
214 		batadv_tvlv_container_register(bat_priv, BATADV_TVLV_MCAST, 1,  in batadv_mcast_mla_tvlv_update()
216 		bat_priv->mcast.flags = mcast_data.flags;  in batadv_mcast_mla_tvlv_update()
217 		bat_priv->mcast.enabled = true;  in batadv_mcast_mla_tvlv_update()
230 void batadv_mcast_mla_update(struct batadv_priv *bat_priv)  in batadv_mcast_mla_update()  argument
232 	struct net_device *soft_iface = bat_priv->soft_iface;  in batadv_mcast_mla_update()
236 	if (!batadv_mcast_mla_tvlv_update(bat_priv))  in batadv_mcast_mla_update()
244 	batadv_mcast_mla_tt_retract(bat_priv, &mcast_list);  in batadv_mcast_mla_update()
245 	batadv_mcast_mla_tt_add(bat_priv, &mcast_list);  in batadv_mcast_mla_update()
263 static int batadv_mcast_forw_mode_check_ipv4(struct batadv_priv *bat_priv,  in batadv_mcast_forw_mode_check_ipv4()  argument
301 static int batadv_mcast_forw_mode_check_ipv6(struct batadv_priv *bat_priv,  in batadv_mcast_forw_mode_check_ipv6()  argument
340 static int batadv_mcast_forw_mode_check(struct batadv_priv *bat_priv,  in batadv_mcast_forw_mode_check()  argument
346 	if (!atomic_read(&bat_priv->multicast_mode))  in batadv_mcast_forw_mode_check()
349 	if (atomic_read(&bat_priv->mcast.num_disabled))  in batadv_mcast_forw_mode_check()
354 		return batadv_mcast_forw_mode_check_ipv4(bat_priv, skb,  in batadv_mcast_forw_mode_check()
357 		return batadv_mcast_forw_mode_check_ipv6(bat_priv, skb,  in batadv_mcast_forw_mode_check()
373 static int batadv_mcast_forw_want_all_ip_count(struct batadv_priv *bat_priv,  in batadv_mcast_forw_want_all_ip_count()  argument
378 		return atomic_read(&bat_priv->mcast.num_want_all_ipv4);  in batadv_mcast_forw_want_all_ip_count()
380 		return atomic_read(&bat_priv->mcast.num_want_all_ipv6);  in batadv_mcast_forw_want_all_ip_count()
396 batadv_mcast_forw_tt_node_get(struct batadv_priv *bat_priv,  in batadv_mcast_forw_tt_node_get()  argument
399 	return batadv_transtable_search(bat_priv, ethhdr->h_source,  in batadv_mcast_forw_tt_node_get()
411 batadv_mcast_forw_ipv4_node_get(struct batadv_priv *bat_priv)  in batadv_mcast_forw_ipv4_node_get()  argument
417 				 &bat_priv->mcast.want_all_ipv4_list,  in batadv_mcast_forw_ipv4_node_get()
438 batadv_mcast_forw_ipv6_node_get(struct batadv_priv *bat_priv)  in batadv_mcast_forw_ipv6_node_get()  argument
444 				 &bat_priv->mcast.want_all_ipv6_list,  in batadv_mcast_forw_ipv6_node_get()
467 batadv_mcast_forw_ip_node_get(struct batadv_priv *bat_priv,  in batadv_mcast_forw_ip_node_get()  argument
472 		return batadv_mcast_forw_ipv4_node_get(bat_priv);  in batadv_mcast_forw_ip_node_get()
474 		return batadv_mcast_forw_ipv6_node_get(bat_priv);  in batadv_mcast_forw_ip_node_get()
489 batadv_mcast_forw_unsnoop_node_get(struct batadv_priv *bat_priv)  in batadv_mcast_forw_unsnoop_node_get()  argument
495 				 &bat_priv->mcast.want_all_unsnoopables_list,  in batadv_mcast_forw_unsnoop_node_get()
519 batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb,  in batadv_mcast_forw_mode()  argument
526 	ret = batadv_mcast_forw_mode_check(bat_priv, skb, &is_unsnoopable);  in batadv_mcast_forw_mode()
534 	tt_count = batadv_tt_global_hash_count(bat_priv, ethhdr->h_dest,  in batadv_mcast_forw_mode()
536 	ip_count = batadv_mcast_forw_want_all_ip_count(bat_priv, ethhdr);  in batadv_mcast_forw_mode()
538 			atomic_read(&bat_priv->mcast.num_want_all_unsnoopables);  in batadv_mcast_forw_mode()
545 			*orig = batadv_mcast_forw_tt_node_get(bat_priv, ethhdr);  in batadv_mcast_forw_mode()
547 			*orig = batadv_mcast_forw_ip_node_get(bat_priv, ethhdr);  in batadv_mcast_forw_mode()
549 			*orig = batadv_mcast_forw_unsnoop_node_get(bat_priv);  in batadv_mcast_forw_mode()
573 static void batadv_mcast_want_unsnoop_update(struct batadv_priv *bat_priv,  in batadv_mcast_want_unsnoop_update()  argument
578 	struct hlist_head *head = &bat_priv->mcast.want_all_unsnoopables_list;  in batadv_mcast_want_unsnoop_update()
583 		atomic_inc(&bat_priv->mcast.num_want_all_unsnoopables);  in batadv_mcast_want_unsnoop_update()
585 		spin_lock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_unsnoop_update()
590 		spin_unlock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_unsnoop_update()
594 		atomic_dec(&bat_priv->mcast.num_want_all_unsnoopables);  in batadv_mcast_want_unsnoop_update()
596 		spin_lock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_unsnoop_update()
601 		spin_unlock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_unsnoop_update()
616 static void batadv_mcast_want_ipv4_update(struct batadv_priv *bat_priv,  in batadv_mcast_want_ipv4_update()  argument
621 	struct hlist_head *head = &bat_priv->mcast.want_all_ipv4_list;  in batadv_mcast_want_ipv4_update()
626 		atomic_inc(&bat_priv->mcast.num_want_all_ipv4);  in batadv_mcast_want_ipv4_update()
628 		spin_lock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_ipv4_update()
633 		spin_unlock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_ipv4_update()
637 		atomic_dec(&bat_priv->mcast.num_want_all_ipv4);  in batadv_mcast_want_ipv4_update()
639 		spin_lock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_ipv4_update()
644 		spin_unlock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_ipv4_update()
659 static void batadv_mcast_want_ipv6_update(struct batadv_priv *bat_priv,  in batadv_mcast_want_ipv6_update()  argument
664 	struct hlist_head *head = &bat_priv->mcast.want_all_ipv6_list;  in batadv_mcast_want_ipv6_update()
669 		atomic_inc(&bat_priv->mcast.num_want_all_ipv6);  in batadv_mcast_want_ipv6_update()
671 		spin_lock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_ipv6_update()
676 		spin_unlock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_ipv6_update()
680 		atomic_dec(&bat_priv->mcast.num_want_all_ipv6);  in batadv_mcast_want_ipv6_update()
682 		spin_lock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_ipv6_update()
687 		spin_unlock_bh(&bat_priv->mcast.want_lists_lock);  in batadv_mcast_want_ipv6_update()
699 static void batadv_mcast_tvlv_ogm_handler_v1(struct batadv_priv *bat_priv,  in batadv_mcast_tvlv_ogm_handler_v1()  argument
724 			atomic_dec(&bat_priv->mcast.num_disabled);  in batadv_mcast_tvlv_ogm_handler_v1()
733 		atomic_inc(&bat_priv->mcast.num_disabled);  in batadv_mcast_tvlv_ogm_handler_v1()
739 	batadv_mcast_want_unsnoop_update(bat_priv, orig, mcast_flags);  in batadv_mcast_tvlv_ogm_handler_v1()
740 	batadv_mcast_want_ipv4_update(bat_priv, orig, mcast_flags);  in batadv_mcast_tvlv_ogm_handler_v1()
741 	batadv_mcast_want_ipv6_update(bat_priv, orig, mcast_flags);  in batadv_mcast_tvlv_ogm_handler_v1()
751 void batadv_mcast_init(struct batadv_priv *bat_priv)  in batadv_mcast_init()  argument
753 	batadv_tvlv_handler_register(bat_priv, batadv_mcast_tvlv_ogm_handler_v1,  in batadv_mcast_init()
762 void batadv_mcast_free(struct batadv_priv *bat_priv)  in batadv_mcast_free()  argument
764 	batadv_tvlv_container_unregister(bat_priv, BATADV_TVLV_MCAST, 1);  in batadv_mcast_free()
765 	batadv_tvlv_handler_unregister(bat_priv, BATADV_TVLV_MCAST, 1);  in batadv_mcast_free()
767 	batadv_mcast_mla_tt_retract(bat_priv, NULL);  in batadv_mcast_free()
776 	struct batadv_priv *bat_priv = orig->bat_priv;  in batadv_mcast_purge_orig()  local
782 		atomic_dec(&bat_priv->mcast.num_disabled);  in batadv_mcast_purge_orig()
784 	batadv_mcast_want_unsnoop_update(bat_priv, orig, BATADV_NO_FLAGS);  in batadv_mcast_purge_orig()
785 	batadv_mcast_want_ipv4_update(bat_priv, orig, BATADV_NO_FLAGS);  in batadv_mcast_purge_orig()
786 	batadv_mcast_want_ipv6_update(bat_priv, orig, BATADV_NO_FLAGS);  in batadv_mcast_purge_orig()