36 static void batadv_send_roam_adv(struct batadv_priv *bat_priv, uint8_t *client,
42 static void batadv_tt_global_del(struct batadv_priv *bat_priv,
136 batadv_tt_local_hash_find(struct batadv_priv *bat_priv, const uint8_t *addr,  in batadv_tt_local_hash_find()  argument
142 	tt_common_entry = batadv_tt_hash_find(bat_priv->tt.local_hash, addr,  in batadv_tt_local_hash_find()
161 batadv_tt_global_hash_find(struct batadv_priv *bat_priv, const uint8_t *addr,  in batadv_tt_global_hash_find()  argument
167 	tt_common_entry = batadv_tt_hash_find(bat_priv->tt.global_hash, addr,  in batadv_tt_global_hash_find()
206 int batadv_tt_global_hash_count(struct batadv_priv *bat_priv,  in batadv_tt_global_hash_count()  argument
212 	tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr, vid);  in batadv_tt_global_hash_count()
229 static void batadv_tt_local_size_mod(struct batadv_priv *bat_priv,  in batadv_tt_local_size_mod()  argument
234 	vlan = batadv_softif_vlan_get(bat_priv, vid);  in batadv_tt_local_size_mod()
249 static void batadv_tt_local_size_inc(struct batadv_priv *bat_priv,  in batadv_tt_local_size_inc()  argument
252 	batadv_tt_local_size_mod(bat_priv, vid, 1);  in batadv_tt_local_size_inc()
261 static void batadv_tt_local_size_dec(struct batadv_priv *bat_priv,  in batadv_tt_local_size_dec()  argument
264 	batadv_tt_local_size_mod(bat_priv, vid, -1);  in batadv_tt_local_size_dec()
344 static void batadv_tt_local_event(struct batadv_priv *bat_priv,  in batadv_tt_local_event()  argument
367 	spin_lock_bh(&bat_priv->tt.changes_list_lock);  in batadv_tt_local_event()
368 	list_for_each_entry_safe(entry, safe, &bat_priv->tt.changes_list,  in batadv_tt_local_event()
402 	list_add_tail(&tt_change_node->list, &bat_priv->tt.changes_list);  in batadv_tt_local_event()
405 	spin_unlock_bh(&bat_priv->tt.changes_list_lock);  in batadv_tt_local_event()
408 		atomic_dec(&bat_priv->tt.local_changes);  in batadv_tt_local_event()
410 		atomic_inc(&bat_priv->tt.local_changes);  in batadv_tt_local_event()
442 static int batadv_tt_local_table_transmit_size(struct batadv_priv *bat_priv)  in batadv_tt_local_table_transmit_size()  argument
449 	hlist_for_each_entry_rcu(vlan, &bat_priv->softif_vlan_list, list) {  in batadv_tt_local_table_transmit_size()
464 static int batadv_tt_local_init(struct batadv_priv *bat_priv)  in batadv_tt_local_init()  argument
466 	if (bat_priv->tt.local_hash)  in batadv_tt_local_init()
469 	bat_priv->tt.local_hash = batadv_hash_new(1024);  in batadv_tt_local_init()
471 	if (!bat_priv->tt.local_hash)  in batadv_tt_local_init()
474 	batadv_hash_set_lock_class(bat_priv->tt.local_hash,  in batadv_tt_local_init()
480 static void batadv_tt_global_free(struct batadv_priv *bat_priv,  in batadv_tt_global_free()  argument
484 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_global_free()
489 	batadv_hash_remove(bat_priv->tt.global_hash, batadv_compare_tt,  in batadv_tt_global_free()
510 	struct batadv_priv *bat_priv = netdev_priv(soft_iface);  in batadv_tt_local_add()  local
525 	tt_local = batadv_tt_local_hash_find(bat_priv, addr, vid);  in batadv_tt_local_add()
528 		tt_global = batadv_tt_global_hash_find(bat_priv, addr, vid);  in batadv_tt_local_add()
533 			batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_local_add()
546 			batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_local_add()
561 	table_size = batadv_tt_local_table_transmit_size(bat_priv);  in batadv_tt_local_add()
563 	packet_size_max = atomic_read(&bat_priv->packet_size_max);  in batadv_tt_local_add()
576 	vlan = batadv_softif_vlan_get(bat_priv, vid);  in batadv_tt_local_add()
581 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_local_add()
584 		   (uint8_t)atomic_read(&bat_priv->tt.vn));  in batadv_tt_local_add()
606 	hash_added = batadv_hash_add(bat_priv->tt.local_hash, batadv_compare_tt,  in batadv_tt_local_add()
618 	batadv_tt_local_event(bat_priv, tt_local, BATADV_NO_FLAGS);  in batadv_tt_local_add()
629 			batadv_send_roam_adv(bat_priv, tt_global->common.addr,  in batadv_tt_local_add()
635 			batadv_tt_global_free(bat_priv, tt_global,  in batadv_tt_local_add()
661 	match_mark = (mark & bat_priv->isolation_mark_mask);  in batadv_tt_local_add()
662 	if (bat_priv->isolation_mark_mask &&  in batadv_tt_local_add()
663 	    match_mark == bat_priv->isolation_mark)  in batadv_tt_local_add()
672 		batadv_tt_local_event(bat_priv, tt_local, BATADV_NO_FLAGS);  in batadv_tt_local_add()
775 batadv_tt_prepare_tvlv_local_data(struct batadv_priv *bat_priv,  in batadv_tt_prepare_tvlv_local_data()  argument
787 	hlist_for_each_entry_rcu(vlan, &bat_priv->softif_vlan_list, list) {  in batadv_tt_prepare_tvlv_local_data()
809 	(*tt_data)->ttvn = atomic_read(&bat_priv->tt.vn);  in batadv_tt_prepare_tvlv_local_data()
813 	hlist_for_each_entry_rcu(vlan, &bat_priv->softif_vlan_list, list) {  in batadv_tt_prepare_tvlv_local_data()
833 static void batadv_tt_tvlv_container_update(struct batadv_priv *bat_priv)  in batadv_tt_tvlv_container_update()  argument
842 	tt_diff_entries_num = atomic_read(&bat_priv->tt.local_changes);  in batadv_tt_tvlv_container_update()
848 	if (tt_diff_len > bat_priv->soft_iface->mtu)  in batadv_tt_tvlv_container_update()
851 	tvlv_len = batadv_tt_prepare_tvlv_local_data(bat_priv, &tt_data,  in batadv_tt_tvlv_container_update()
861 	spin_lock_bh(&bat_priv->tt.changes_list_lock);  in batadv_tt_tvlv_container_update()
862 	atomic_set(&bat_priv->tt.local_changes, 0);  in batadv_tt_tvlv_container_update()
864 	list_for_each_entry_safe(entry, safe, &bat_priv->tt.changes_list,  in batadv_tt_tvlv_container_update()
875 	spin_unlock_bh(&bat_priv->tt.changes_list_lock);  in batadv_tt_tvlv_container_update()
878 	spin_lock_bh(&bat_priv->tt.last_changeset_lock);  in batadv_tt_tvlv_container_update()
879 	kfree(bat_priv->tt.last_changeset);  in batadv_tt_tvlv_container_update()
880 	bat_priv->tt.last_changeset_len = 0;  in batadv_tt_tvlv_container_update()
881 	bat_priv->tt.last_changeset = NULL;  in batadv_tt_tvlv_container_update()
888 		bat_priv->tt.last_changeset = kzalloc(tt_diff_len, GFP_ATOMIC);  in batadv_tt_tvlv_container_update()
889 		if (bat_priv->tt.last_changeset) {  in batadv_tt_tvlv_container_update()
890 			memcpy(bat_priv->tt.last_changeset,  in batadv_tt_tvlv_container_update()
892 			bat_priv->tt.last_changeset_len = tt_diff_len;  in batadv_tt_tvlv_container_update()
895 	spin_unlock_bh(&bat_priv->tt.last_changeset_lock);  in batadv_tt_tvlv_container_update()
898 	batadv_tvlv_container_register(bat_priv, BATADV_TVLV_TT, 1, tt_data,  in batadv_tt_tvlv_container_update()
906 	struct batadv_priv *bat_priv = netdev_priv(net_dev);  in batadv_tt_local_seq_print_text()  local
907 	struct batadv_hashtable *hash = bat_priv->tt.local_hash;  in batadv_tt_local_seq_print_text()
927 		   net_dev->name, (uint8_t)atomic_read(&bat_priv->tt.vn));  in batadv_tt_local_seq_print_text()
948 			vlan = batadv_softif_vlan_get(bat_priv, vid);  in batadv_tt_local_seq_print_text()
985 batadv_tt_local_set_pending(struct batadv_priv *bat_priv,  in batadv_tt_local_set_pending()  argument
989 	batadv_tt_local_event(bat_priv, tt_local_entry, flags);  in batadv_tt_local_set_pending()
997 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_local_set_pending()
1013 uint16_t batadv_tt_local_remove(struct batadv_priv *bat_priv,  in batadv_tt_local_remove()  argument
1022 	tt_local_entry = batadv_tt_local_hash_find(bat_priv, addr, vid);  in batadv_tt_local_remove()
1040 		batadv_tt_local_set_pending(bat_priv, tt_local_entry, flags,  in batadv_tt_local_remove()
1047 	batadv_tt_local_event(bat_priv, tt_local_entry, BATADV_TT_CLIENT_DEL);  in batadv_tt_local_remove()
1049 	tt_entry_exists = batadv_hash_remove(bat_priv->tt.local_hash,  in batadv_tt_local_remove()
1060 	vlan = batadv_softif_vlan_get(bat_priv, vid);  in batadv_tt_local_remove()
1081 static void batadv_tt_local_purge_list(struct batadv_priv *bat_priv,  in batadv_tt_local_purge_list()  argument
1104 		batadv_tt_local_set_pending(bat_priv, tt_local_entry,  in batadv_tt_local_purge_list()
1115 static void batadv_tt_local_purge(struct batadv_priv *bat_priv,  in batadv_tt_local_purge()  argument
1118 	struct batadv_hashtable *hash = bat_priv->tt.local_hash;  in batadv_tt_local_purge()
1128 		batadv_tt_local_purge_list(bat_priv, head, timeout);  in batadv_tt_local_purge()
1133 static void batadv_tt_local_table_free(struct batadv_priv *bat_priv)  in batadv_tt_local_table_free()  argument
1144 	if (!bat_priv->tt.local_hash)  in batadv_tt_local_table_free()
1147 	hash = bat_priv->tt.local_hash;  in batadv_tt_local_table_free()
1162 			vlan = batadv_softif_vlan_get(bat_priv,  in batadv_tt_local_table_free()
1176 	bat_priv->tt.local_hash = NULL;  in batadv_tt_local_table_free()
1179 static int batadv_tt_global_init(struct batadv_priv *bat_priv)  in batadv_tt_global_init()  argument
1181 	if (bat_priv->tt.global_hash)  in batadv_tt_global_init()
1184 	bat_priv->tt.global_hash = batadv_hash_new(1024);  in batadv_tt_global_init()
1186 	if (!bat_priv->tt.global_hash)  in batadv_tt_global_init()
1189 	batadv_hash_set_lock_class(bat_priv->tt.global_hash,  in batadv_tt_global_init()
1195 static void batadv_tt_changes_list_free(struct batadv_priv *bat_priv)  in batadv_tt_changes_list_free()  argument
1199 	spin_lock_bh(&bat_priv->tt.changes_list_lock);  in batadv_tt_changes_list_free()
1201 	list_for_each_entry_safe(entry, safe, &bat_priv->tt.changes_list,  in batadv_tt_changes_list_free()
1207 	atomic_set(&bat_priv->tt.local_changes, 0);  in batadv_tt_changes_list_free()
1208 	spin_unlock_bh(&bat_priv->tt.changes_list_lock);  in batadv_tt_changes_list_free()
1314 static bool batadv_tt_global_add(struct batadv_priv *bat_priv,  in batadv_tt_global_add()  argument
1328 	if (batadv_bla_is_backbone_gw_orig(bat_priv, orig_node->orig, vid))  in batadv_tt_global_add()
1331 	tt_global_entry = batadv_tt_global_hash_find(bat_priv, tt_addr, vid);  in batadv_tt_global_add()
1332 	tt_local_entry = batadv_tt_local_hash_find(bat_priv, tt_addr, vid);  in batadv_tt_global_add()
1366 		hash_added = batadv_hash_add(bat_priv->tt.global_hash,  in batadv_tt_global_add()
1426 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_global_add()
1440 	local_flags = batadv_tt_local_remove(bat_priv, tt_addr, vid,  in batadv_tt_global_add()
1468 batadv_transtable_best_orig(struct batadv_priv *bat_priv,  in batadv_transtable_best_orig()  argument
1472 	struct batadv_algo_ops *bao = bat_priv->bat_algo_ops;  in batadv_transtable_best_orig()
1514 batadv_tt_global_print_entry(struct batadv_priv *bat_priv,  in batadv_tt_global_print_entry()  argument
1528 	best_entry = batadv_transtable_best_orig(bat_priv, tt_global_entry);  in batadv_tt_global_print_entry()
1591 	struct batadv_priv *bat_priv = netdev_priv(net_dev);  in batadv_tt_global_seq_print_text()  local
1592 	struct batadv_hashtable *hash = bat_priv->tt.global_hash;  in batadv_tt_global_seq_print_text()
1619 			batadv_tt_global_print_entry(bat_priv, tt_global, seq);  in batadv_tt_global_seq_print_text()
1674 batadv_tt_global_del_orig_node(struct batadv_priv *bat_priv,  in batadv_tt_global_del_orig_node()  argument
1689 			batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_global_del_orig_node()
1706 batadv_tt_global_del_roaming(struct batadv_priv *bat_priv,  in batadv_tt_global_del_roaming()  argument
1737 		batadv_tt_global_del_orig_node(bat_priv, tt_global_entry,  in batadv_tt_global_del_roaming()
1751 static void batadv_tt_global_del(struct batadv_priv *bat_priv,  in batadv_tt_global_del()  argument
1759 	tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr, vid);  in batadv_tt_global_del()
1764 		batadv_tt_global_del_orig_node(bat_priv, tt_global_entry,  in batadv_tt_global_del()
1768 			batadv_tt_global_free(bat_priv, tt_global_entry,  in batadv_tt_global_del()
1787 	local_entry = batadv_tt_local_hash_find(bat_priv,  in batadv_tt_global_del()
1793 		batadv_tt_global_free(bat_priv, tt_global_entry, message);  in batadv_tt_global_del()
1796 		batadv_tt_global_del_roaming(bat_priv, tt_global_entry,  in batadv_tt_global_del()
1815 void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,  in batadv_tt_global_del_orig()  argument
1823 	struct batadv_hashtable *hash = bat_priv->tt.global_hash;  in batadv_tt_global_del_orig()
1847 			batadv_tt_global_del_orig_node(bat_priv, tt_global,  in batadv_tt_global_del_orig()
1852 				batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_global_del_orig()
1887 static void batadv_tt_global_purge(struct batadv_priv *bat_priv)  in batadv_tt_global_purge()  argument
1889 	struct batadv_hashtable *hash = bat_priv->tt.global_hash;  in batadv_tt_global_purge()
1912 			batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_global_purge()
1926 static void batadv_tt_global_table_free(struct batadv_priv *bat_priv)  in batadv_tt_global_table_free()  argument
1936 	if (!bat_priv->tt.global_hash)  in batadv_tt_global_table_free()
1939 	hash = bat_priv->tt.global_hash;  in batadv_tt_global_table_free()
1959 	bat_priv->tt.global_hash = NULL;  in batadv_tt_global_table_free()
1994 struct batadv_orig_node *batadv_transtable_search(struct batadv_priv *bat_priv,  in batadv_transtable_search()  argument
2004 	if (src && batadv_vlan_ap_isola_get(bat_priv, vid)) {  in batadv_transtable_search()
2005 		tt_local_entry = batadv_tt_local_hash_find(bat_priv, src, vid);  in batadv_transtable_search()
2011 	tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr, vid);  in batadv_transtable_search()
2023 	best_entry = batadv_transtable_best_orig(bat_priv, tt_global_entry);  in batadv_transtable_search()
2064 static uint32_t batadv_tt_global_crc(struct batadv_priv *bat_priv,  in batadv_tt_global_crc()  argument
2068 	struct batadv_hashtable *hash = bat_priv->tt.global_hash;  in batadv_tt_global_crc()
2141 static uint32_t batadv_tt_local_crc(struct batadv_priv *bat_priv,  in batadv_tt_local_crc()  argument
2144 	struct batadv_hashtable *hash = bat_priv->tt.local_hash;  in batadv_tt_local_crc()
2188 static void batadv_tt_req_list_free(struct batadv_priv *bat_priv)  in batadv_tt_req_list_free()  argument
2192 	spin_lock_bh(&bat_priv->tt.req_list_lock);  in batadv_tt_req_list_free()
2194 	list_for_each_entry_safe(node, safe, &bat_priv->tt.req_list, list) {  in batadv_tt_req_list_free()
2199 	spin_unlock_bh(&bat_priv->tt.req_list_lock);  in batadv_tt_req_list_free()
2202 static void batadv_tt_save_orig_buffer(struct batadv_priv *bat_priv,  in batadv_tt_save_orig_buffer()  argument
2223 static void batadv_tt_req_purge(struct batadv_priv *bat_priv)  in batadv_tt_req_purge()  argument
2227 	spin_lock_bh(&bat_priv->tt.req_list_lock);  in batadv_tt_req_purge()
2228 	list_for_each_entry_safe(node, safe, &bat_priv->tt.req_list, list) {  in batadv_tt_req_purge()
2235 	spin_unlock_bh(&bat_priv->tt.req_list_lock);  in batadv_tt_req_purge()
2242 batadv_new_tt_req_node(struct batadv_priv *bat_priv,  in batadv_new_tt_req_node()  argument
2247 	spin_lock_bh(&bat_priv->tt.req_list_lock);  in batadv_new_tt_req_node()
2248 	list_for_each_entry(tt_req_node_tmp, &bat_priv->tt.req_list, list) {  in batadv_new_tt_req_node()
2262 	list_add(&tt_req_node->list, &bat_priv->tt.req_list);  in batadv_new_tt_req_node()
2264 	spin_unlock_bh(&bat_priv->tt.req_list_lock);  in batadv_new_tt_req_node()
2312 static void batadv_tt_tvlv_generate(struct batadv_priv *bat_priv,  in batadv_tt_tvlv_generate()  argument
2378 		if (batadv_bla_is_backbone_gw_orig(orig_node->bat_priv,  in batadv_tt_global_check_crc()
2402 static void batadv_tt_local_update_crc(struct batadv_priv *bat_priv)  in batadv_tt_local_update_crc()  argument
2408 	hlist_for_each_entry_rcu(vlan, &bat_priv->softif_vlan_list, list) {  in batadv_tt_local_update_crc()
2409 		vlan->tt.crc = batadv_tt_local_crc(bat_priv, vlan->vid);  in batadv_tt_local_update_crc()
2419 static void batadv_tt_global_update_crc(struct batadv_priv *bat_priv,  in batadv_tt_global_update_crc()  argument
2431 		if (batadv_bla_is_backbone_gw_orig(bat_priv, orig_node->orig,  in batadv_tt_global_update_crc()
2435 		crc = batadv_tt_global_crc(bat_priv, orig_node, vlan->vid);  in batadv_tt_global_update_crc()
2451 static int batadv_send_tt_request(struct batadv_priv *bat_priv,  in batadv_send_tt_request()  argument
2464 	primary_if = batadv_primary_if_get_selected(bat_priv);  in batadv_send_tt_request()
2471 	tt_req_node = batadv_new_tt_req_node(bat_priv, dst_orig_node);  in batadv_send_tt_request()
2499 	batadv_dbg(BATADV_DBG_TT, bat_priv, "Sending TT_REQUEST to %pM [%c]\n",  in batadv_send_tt_request()
2502 	batadv_inc_counter(bat_priv, BATADV_CNT_TT_REQUEST_TX);  in batadv_send_tt_request()
2503 	batadv_tvlv_unicast_send(bat_priv, primary_if->net_dev->dev_addr,  in batadv_send_tt_request()
2512 		spin_lock_bh(&bat_priv->tt.req_list_lock);  in batadv_send_tt_request()
2514 		spin_unlock_bh(&bat_priv->tt.req_list_lock);  in batadv_send_tt_request()
2531 static bool batadv_send_other_tt_response(struct batadv_priv *bat_priv,  in batadv_send_other_tt_response()  argument
2545 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_send_other_tt_response()
2551 	req_dst_orig_node = batadv_orig_hash_find(bat_priv, req_dst);  in batadv_send_other_tt_response()
2555 	res_dst_orig_node = batadv_orig_hash_find(bat_priv, req_src);  in batadv_send_other_tt_response()
2607 		batadv_tt_tvlv_generate(bat_priv, bat_priv->tt.global_hash,  in batadv_send_other_tt_response()
2615 	if (tt_len > atomic_read(&bat_priv->packet_size_max)) {  in batadv_send_other_tt_response()
2616 		net_ratelimited_function(batadv_info, bat_priv->soft_iface,  in batadv_send_other_tt_response()
2628 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_send_other_tt_response()
2633 	batadv_inc_counter(bat_priv, BATADV_CNT_TT_RESPONSE_TX);  in batadv_send_other_tt_response()
2635 	batadv_tvlv_unicast_send(bat_priv, req_dst_orig_node->orig,  in batadv_send_other_tt_response()
2663 static bool batadv_send_my_tt_response(struct batadv_priv *bat_priv,  in batadv_send_my_tt_response()  argument
2676 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_send_my_tt_response()
2681 	spin_lock_bh(&bat_priv->tt.commit_lock);  in batadv_send_my_tt_response()
2683 	my_ttvn = (uint8_t)atomic_read(&bat_priv->tt.vn);  in batadv_send_my_tt_response()
2686 	orig_node = batadv_orig_hash_find(bat_priv, req_src);  in batadv_send_my_tt_response()
2690 	primary_if = batadv_primary_if_get_selected(bat_priv);  in batadv_send_my_tt_response()
2698 	    !bat_priv->tt.last_changeset)  in batadv_send_my_tt_response()
2707 		spin_lock_bh(&bat_priv->tt.last_changeset_lock);  in batadv_send_my_tt_response()
2709 		tt_len = bat_priv->tt.last_changeset_len;  in batadv_send_my_tt_response()
2710 		tvlv_len = batadv_tt_prepare_tvlv_local_data(bat_priv,  in batadv_send_my_tt_response()
2718 		memcpy(tt_change, bat_priv->tt.last_changeset,  in batadv_send_my_tt_response()
2719 		       bat_priv->tt.last_changeset_len);  in batadv_send_my_tt_response()
2720 		spin_unlock_bh(&bat_priv->tt.last_changeset_lock);  in batadv_send_my_tt_response()
2722 		req_ttvn = (uint8_t)atomic_read(&bat_priv->tt.vn);  in batadv_send_my_tt_response()
2728 		tvlv_len = batadv_tt_prepare_tvlv_local_data(bat_priv,  in batadv_send_my_tt_response()
2736 		batadv_tt_tvlv_generate(bat_priv, bat_priv->tt.local_hash,  in batadv_send_my_tt_response()
2747 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_send_my_tt_response()
2751 	batadv_inc_counter(bat_priv, BATADV_CNT_TT_RESPONSE_TX);  in batadv_send_my_tt_response()
2753 	batadv_tvlv_unicast_send(bat_priv, primary_if->net_dev->dev_addr,  in batadv_send_my_tt_response()
2760 	spin_unlock_bh(&bat_priv->tt.last_changeset_lock);  in batadv_send_my_tt_response()
2762 	spin_unlock_bh(&bat_priv->tt.commit_lock);  in batadv_send_my_tt_response()
2781 static bool batadv_send_tt_response(struct batadv_priv *bat_priv,  in batadv_send_tt_response()  argument
2785 	if (batadv_is_my_mac(bat_priv, req_dst))  in batadv_send_tt_response()
2786 		return batadv_send_my_tt_response(bat_priv, tt_data, req_src);  in batadv_send_tt_response()
2787 	return batadv_send_other_tt_response(bat_priv, tt_data, req_src,  in batadv_send_tt_response()
2791 static void _batadv_tt_update_changes(struct batadv_priv *bat_priv,  in _batadv_tt_update_changes()  argument
2802 			batadv_tt_global_del(bat_priv, orig_node,  in _batadv_tt_update_changes()
2808 			if (!batadv_tt_global_add(bat_priv, orig_node,  in _batadv_tt_update_changes()
2824 static void batadv_tt_fill_gtable(struct batadv_priv *bat_priv,  in batadv_tt_fill_gtable()  argument
2831 	orig_node = batadv_orig_hash_find(bat_priv, resp_src);  in batadv_tt_fill_gtable()
2836 	batadv_tt_global_del_orig(bat_priv, orig_node, -1,  in batadv_tt_fill_gtable()
2839 	_batadv_tt_update_changes(bat_priv, orig_node, tt_change, num_entries,  in batadv_tt_fill_gtable()
2855 static void batadv_tt_update_changes(struct batadv_priv *bat_priv,  in batadv_tt_update_changes()  argument
2860 	_batadv_tt_update_changes(bat_priv, orig_node, tt_change,  in batadv_tt_update_changes()
2863 	batadv_tt_save_orig_buffer(bat_priv, orig_node, tt_change,  in batadv_tt_update_changes()
2876 bool batadv_is_my_client(struct batadv_priv *bat_priv, const uint8_t *addr,  in batadv_is_my_client()  argument
2882 	tt_local_entry = batadv_tt_local_hash_find(bat_priv, addr, vid);  in batadv_is_my_client()
2905 static void batadv_handle_tt_response(struct batadv_priv *bat_priv,  in batadv_handle_tt_response()  argument
2915 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_handle_tt_response()
2920 	orig_node = batadv_orig_hash_find(bat_priv, resp_src);  in batadv_handle_tt_response()
2933 		batadv_tt_fill_gtable(bat_priv, tt_change, tt_data->ttvn,  in batadv_handle_tt_response()
2936 		batadv_tt_update_changes(bat_priv, orig_node, num_entries,  in batadv_handle_tt_response()
2941 	batadv_tt_global_update_crc(bat_priv, orig_node);  in batadv_handle_tt_response()
2946 	spin_lock_bh(&bat_priv->tt.req_list_lock);  in batadv_handle_tt_response()
2947 	list_for_each_entry_safe(node, safe, &bat_priv->tt.req_list, list) {  in batadv_handle_tt_response()
2954 	spin_unlock_bh(&bat_priv->tt.req_list_lock);  in batadv_handle_tt_response()
2960 static void batadv_tt_roam_list_free(struct batadv_priv *bat_priv)  in batadv_tt_roam_list_free()  argument
2964 	spin_lock_bh(&bat_priv->tt.roam_list_lock);  in batadv_tt_roam_list_free()
2966 	list_for_each_entry_safe(node, safe, &bat_priv->tt.roam_list, list) {  in batadv_tt_roam_list_free()
2971 	spin_unlock_bh(&bat_priv->tt.roam_list_lock);  in batadv_tt_roam_list_free()
2974 static void batadv_tt_roam_purge(struct batadv_priv *bat_priv)  in batadv_tt_roam_purge()  argument
2978 	spin_lock_bh(&bat_priv->tt.roam_list_lock);  in batadv_tt_roam_purge()
2979 	list_for_each_entry_safe(node, safe, &bat_priv->tt.roam_list, list) {  in batadv_tt_roam_purge()
2987 	spin_unlock_bh(&bat_priv->tt.roam_list_lock);  in batadv_tt_roam_purge()
2996 static bool batadv_tt_check_roam_count(struct batadv_priv *bat_priv,  in batadv_tt_check_roam_count()  argument
3002 	spin_lock_bh(&bat_priv->tt.roam_list_lock);  in batadv_tt_check_roam_count()
3006 	list_for_each_entry(tt_roam_node, &bat_priv->tt.roam_list, list) {  in batadv_tt_check_roam_count()
3031 		list_add(&tt_roam_node->list, &bat_priv->tt.roam_list);  in batadv_tt_check_roam_count()
3036 	spin_unlock_bh(&bat_priv->tt.roam_list_lock);  in batadv_tt_check_roam_count()
3052 static void batadv_send_roam_adv(struct batadv_priv *bat_priv, uint8_t *client,  in batadv_send_roam_adv()  argument
3059 	primary_if = batadv_primary_if_get_selected(bat_priv);  in batadv_send_roam_adv()
3066 	if (!batadv_tt_check_roam_count(bat_priv, client))  in batadv_send_roam_adv()
3069 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_send_roam_adv()
3073 	batadv_inc_counter(bat_priv, BATADV_CNT_TT_ROAM_ADV_TX);  in batadv_send_roam_adv()
3078 	batadv_tvlv_unicast_send(bat_priv, primary_if->net_dev->dev_addr,  in batadv_send_roam_adv()
3091 	struct batadv_priv *bat_priv;  in batadv_tt_purge()  local
3095 	bat_priv = container_of(priv_tt, struct batadv_priv, tt);  in batadv_tt_purge()
3097 	batadv_tt_local_purge(bat_priv, BATADV_TT_LOCAL_TIMEOUT);  in batadv_tt_purge()
3098 	batadv_tt_global_purge(bat_priv);  in batadv_tt_purge()
3099 	batadv_tt_req_purge(bat_priv);  in batadv_tt_purge()
3100 	batadv_tt_roam_purge(bat_priv);  in batadv_tt_purge()
3102 	queue_delayed_work(batadv_event_workqueue, &bat_priv->tt.work,  in batadv_tt_purge()
3106 void batadv_tt_free(struct batadv_priv *bat_priv)  in batadv_tt_free()  argument
3108 	batadv_tvlv_container_unregister(bat_priv, BATADV_TVLV_TT, 1);  in batadv_tt_free()
3109 	batadv_tvlv_handler_unregister(bat_priv, BATADV_TVLV_TT, 1);  in batadv_tt_free()
3111 	cancel_delayed_work_sync(&bat_priv->tt.work);  in batadv_tt_free()
3113 	batadv_tt_local_table_free(bat_priv);  in batadv_tt_free()
3114 	batadv_tt_global_table_free(bat_priv);  in batadv_tt_free()
3115 	batadv_tt_req_list_free(bat_priv);  in batadv_tt_free()
3116 	batadv_tt_changes_list_free(bat_priv);  in batadv_tt_free()
3117 	batadv_tt_roam_list_free(bat_priv);  in batadv_tt_free()
3119 	kfree(bat_priv->tt.last_changeset);  in batadv_tt_free()
3130 static void batadv_tt_local_set_flags(struct batadv_priv *bat_priv,  in batadv_tt_local_set_flags()  argument
3133 	struct batadv_hashtable *hash = bat_priv->tt.local_hash;  in batadv_tt_local_set_flags()
3162 			batadv_tt_local_size_inc(bat_priv,  in batadv_tt_local_set_flags()
3170 static void batadv_tt_local_purge_pending_clients(struct batadv_priv *bat_priv)  in batadv_tt_local_purge_pending_clients()  argument
3172 	struct batadv_hashtable *hash = bat_priv->tt.local_hash;  in batadv_tt_local_purge_pending_clients()
3194 			batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_local_purge_pending_clients()
3199 			batadv_tt_local_size_dec(bat_priv, tt_common->vid);  in batadv_tt_local_purge_pending_clients()
3206 			vlan = batadv_softif_vlan_get(bat_priv, tt_common->vid);  in batadv_tt_local_purge_pending_clients()
3225 static void batadv_tt_local_commit_changes_nolock(struct batadv_priv *bat_priv)  in batadv_tt_local_commit_changes_nolock()  argument
3228 	batadv_mcast_mla_update(bat_priv);  in batadv_tt_local_commit_changes_nolock()
3230 	if (atomic_read(&bat_priv->tt.local_changes) < 1) {  in batadv_tt_local_commit_changes_nolock()
3231 		if (!batadv_atomic_dec_not_zero(&bat_priv->tt.ogm_append_cnt))  in batadv_tt_local_commit_changes_nolock()
3232 			batadv_tt_tvlv_container_update(bat_priv);  in batadv_tt_local_commit_changes_nolock()
3236 	batadv_tt_local_set_flags(bat_priv, BATADV_TT_CLIENT_NEW, false, true);  in batadv_tt_local_commit_changes_nolock()
3238 	batadv_tt_local_purge_pending_clients(bat_priv);  in batadv_tt_local_commit_changes_nolock()
3239 	batadv_tt_local_update_crc(bat_priv);  in batadv_tt_local_commit_changes_nolock()
3242 	atomic_inc(&bat_priv->tt.vn);  in batadv_tt_local_commit_changes_nolock()
3243 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_local_commit_changes_nolock()
3245 		   (uint8_t)atomic_read(&bat_priv->tt.vn));  in batadv_tt_local_commit_changes_nolock()
3248 	atomic_set(&bat_priv->tt.ogm_append_cnt, BATADV_TT_OGM_APPEND_MAX);  in batadv_tt_local_commit_changes_nolock()
3249 	batadv_tt_tvlv_container_update(bat_priv);  in batadv_tt_local_commit_changes_nolock()
3257 void batadv_tt_local_commit_changes(struct batadv_priv *bat_priv)  in batadv_tt_local_commit_changes()  argument
3259 	spin_lock_bh(&bat_priv->tt.commit_lock);  in batadv_tt_local_commit_changes()
3260 	batadv_tt_local_commit_changes_nolock(bat_priv);  in batadv_tt_local_commit_changes()
3261 	spin_unlock_bh(&bat_priv->tt.commit_lock);  in batadv_tt_local_commit_changes()
3264 bool batadv_is_ap_isolated(struct batadv_priv *bat_priv, uint8_t *src,  in batadv_is_ap_isolated()  argument
3272 	vlan = batadv_softif_vlan_get(bat_priv, vid);  in batadv_is_ap_isolated()
3276 	tt_local_entry = batadv_tt_local_hash_find(bat_priv, dst, vid);  in batadv_is_ap_isolated()
3280 	tt_global_entry = batadv_tt_global_hash_find(bat_priv, src, vid);  in batadv_is_ap_isolated()
3311 static void batadv_tt_update_orig(struct batadv_priv *bat_priv,  in batadv_tt_update_orig()  argument
3342 		batadv_tt_update_changes(bat_priv, orig_node, tt_num_changes,  in batadv_tt_update_orig()
3349 		batadv_tt_global_update_crc(bat_priv, orig_node);  in batadv_tt_update_orig()
3373 			batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_update_orig()
3377 			batadv_send_tt_request(bat_priv, orig_node, ttvn,  in batadv_tt_update_orig()
3395 bool batadv_tt_global_client_is_roaming(struct batadv_priv *bat_priv,  in batadv_tt_global_client_is_roaming()  argument
3401 	tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr, vid);  in batadv_tt_global_client_is_roaming()
3421 bool batadv_tt_local_client_is_roaming(struct batadv_priv *bat_priv,  in batadv_tt_local_client_is_roaming()  argument
3427 	tt_local_entry = batadv_tt_local_hash_find(bat_priv, addr, vid);  in batadv_tt_local_client_is_roaming()
3437 bool batadv_tt_add_temporary_global_entry(struct batadv_priv *bat_priv,  in batadv_tt_add_temporary_global_entry()  argument
3444 	if (!batadv_tt_global_add(bat_priv, orig_node, addr, vid,  in batadv_tt_add_temporary_global_entry()
3449 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_add_temporary_global_entry()
3467 	struct batadv_priv *bat_priv = netdev_priv(soft_iface);  in batadv_tt_local_resize_to_mtu()  local
3468 	int packet_size_max = atomic_read(&bat_priv->packet_size_max);  in batadv_tt_local_resize_to_mtu()
3472 	spin_lock_bh(&bat_priv->tt.commit_lock);  in batadv_tt_local_resize_to_mtu()
3475 		table_size = batadv_tt_local_table_transmit_size(bat_priv);  in batadv_tt_local_resize_to_mtu()
3479 		batadv_tt_local_purge(bat_priv, timeout);  in batadv_tt_local_resize_to_mtu()
3480 		batadv_tt_local_purge_pending_clients(bat_priv);  in batadv_tt_local_resize_to_mtu()
3493 		batadv_tt_local_commit_changes_nolock(bat_priv);  in batadv_tt_local_resize_to_mtu()
3495 	spin_unlock_bh(&bat_priv->tt.commit_lock);  in batadv_tt_local_resize_to_mtu()
3506 static void batadv_tt_tvlv_ogm_handler_v1(struct batadv_priv *bat_priv,  in batadv_tt_tvlv_ogm_handler_v1()  argument
3533 	batadv_tt_update_orig(bat_priv, orig, tt_vlan, num_vlan, tt_change,  in batadv_tt_tvlv_ogm_handler_v1()
3549 static int batadv_tt_tvlv_unicast_handler_v1(struct batadv_priv *bat_priv,  in batadv_tt_tvlv_unicast_handler_v1()  argument
3576 		batadv_inc_counter(bat_priv, BATADV_CNT_TT_REQUEST_RX);  in batadv_tt_tvlv_unicast_handler_v1()
3581 		ret = batadv_send_tt_response(bat_priv, tt_data, src, dst);  in batadv_tt_tvlv_unicast_handler_v1()
3588 			batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_tvlv_unicast_handler_v1()
3596 		batadv_inc_counter(bat_priv, BATADV_CNT_TT_RESPONSE_RX);  in batadv_tt_tvlv_unicast_handler_v1()
3598 		if (batadv_is_my_mac(bat_priv, dst)) {  in batadv_tt_tvlv_unicast_handler_v1()
3599 			batadv_handle_tt_response(bat_priv, tt_data,  in batadv_tt_tvlv_unicast_handler_v1()
3609 		batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_tt_tvlv_unicast_handler_v1()
3630 static int batadv_roam_tvlv_unicast_handler_v1(struct batadv_priv *bat_priv,  in batadv_roam_tvlv_unicast_handler_v1()  argument
3642 	if (!batadv_is_my_mac(bat_priv, dst))  in batadv_roam_tvlv_unicast_handler_v1()
3648 	orig_node = batadv_orig_hash_find(bat_priv, src);  in batadv_roam_tvlv_unicast_handler_v1()
3652 	batadv_inc_counter(bat_priv, BATADV_CNT_TT_ROAM_ADV_RX);  in batadv_roam_tvlv_unicast_handler_v1()
3655 	batadv_dbg(BATADV_DBG_TT, bat_priv,  in batadv_roam_tvlv_unicast_handler_v1()
3659 	batadv_tt_global_add(bat_priv, orig_node, roaming_adv->client,  in batadv_roam_tvlv_unicast_handler_v1()
3675 int batadv_tt_init(struct batadv_priv *bat_priv)  in batadv_tt_init()  argument
3682 	ret = batadv_tt_local_init(bat_priv);  in batadv_tt_init()
3686 	ret = batadv_tt_global_init(bat_priv);  in batadv_tt_init()
3690 	batadv_tvlv_handler_register(bat_priv, batadv_tt_tvlv_ogm_handler_v1,  in batadv_tt_init()
3694 	batadv_tvlv_handler_register(bat_priv, NULL,  in batadv_tt_init()
3698 	INIT_DELAYED_WORK(&bat_priv->tt.work, batadv_tt_purge);  in batadv_tt_init()
3699 	queue_delayed_work(batadv_event_workqueue, &bat_priv->tt.work,  in batadv_tt_init()
3714 bool batadv_tt_global_is_isolated(struct batadv_priv *bat_priv,  in batadv_tt_global_is_isolated()  argument
3720 	tt = batadv_tt_global_hash_find(bat_priv, addr, vid);  in batadv_tt_global_is_isolated()