51 static void batadv_dat_entry_free_ref(struct batadv_dat_entry *dat_entry)  in batadv_dat_entry_free_ref()  argument
53 	if (atomic_dec_and_test(&dat_entry->refcount))  in batadv_dat_entry_free_ref()
54 		kfree_rcu(dat_entry, rcu);  in batadv_dat_entry_free_ref()
63 static bool batadv_dat_to_purge(struct batadv_dat_entry *dat_entry)  in batadv_dat_to_purge()  argument
65 	return batadv_has_timed_out(dat_entry->last_update,  in batadv_dat_to_purge()
84 	struct batadv_dat_entry *dat_entry;  in __batadv_dat_purge()  local
97 		hlist_for_each_entry_safe(dat_entry, node_tmp, head,  in __batadv_dat_purge()
102 			if (to_purge && !to_purge(dat_entry))  in __batadv_dat_purge()
105 			hlist_del_rcu(&dat_entry->hash_entry);  in __batadv_dat_purge()
106 			batadv_dat_entry_free_ref(dat_entry);  in __batadv_dat_purge()
235 	struct batadv_dat_entry to_find, *dat_entry, *dat_entry_tmp = NULL;  in batadv_dat_entry_hash_find()  local
249 	hlist_for_each_entry_rcu(dat_entry, head, hash_entry) {  in batadv_dat_entry_hash_find()
250 		if (dat_entry->ip != ip)  in batadv_dat_entry_hash_find()
253 		if (!atomic_inc_not_zero(&dat_entry->refcount))  in batadv_dat_entry_hash_find()
256 		dat_entry_tmp = dat_entry;  in batadv_dat_entry_hash_find()
274 	struct batadv_dat_entry *dat_entry;  in batadv_dat_entry_add()  local
277 	dat_entry = batadv_dat_entry_hash_find(bat_priv, ip, vid);  in batadv_dat_entry_add()
279 	if (dat_entry) {  in batadv_dat_entry_add()
280 		if (!batadv_compare_eth(dat_entry->mac_addr, mac_addr))  in batadv_dat_entry_add()
281 			ether_addr_copy(dat_entry->mac_addr, mac_addr);  in batadv_dat_entry_add()
282 		dat_entry->last_update = jiffies;  in batadv_dat_entry_add()
285 			   &dat_entry->ip, dat_entry->mac_addr,  in batadv_dat_entry_add()
290 	dat_entry = kmalloc(sizeof(*dat_entry), GFP_ATOMIC);  in batadv_dat_entry_add()
291 	if (!dat_entry)  in batadv_dat_entry_add()
294 	dat_entry->ip = ip;  in batadv_dat_entry_add()
295 	dat_entry->vid = vid;  in batadv_dat_entry_add()
296 	ether_addr_copy(dat_entry->mac_addr, mac_addr);  in batadv_dat_entry_add()
297 	dat_entry->last_update = jiffies;  in batadv_dat_entry_add()
298 	atomic_set(&dat_entry->refcount, 2);  in batadv_dat_entry_add()
301 				     batadv_hash_dat, dat_entry,  in batadv_dat_entry_add()
302 				     &dat_entry->hash_entry);  in batadv_dat_entry_add()
306 		batadv_dat_entry_free_ref(dat_entry);  in batadv_dat_entry_add()
311 		   &dat_entry->ip, dat_entry->mac_addr, BATADV_PRINT_VID(vid));  in batadv_dat_entry_add()
314 	if (dat_entry)  in batadv_dat_entry_add()
315 		batadv_dat_entry_free_ref(dat_entry);  in batadv_dat_entry_add()
754 	struct batadv_dat_entry *dat_entry;  in batadv_dat_cache_seq_print_text()  local
773 		hlist_for_each_entry_rcu(dat_entry, head, hash_entry) {  in batadv_dat_cache_seq_print_text()
774 			last_seen_jiffies = jiffies - dat_entry->last_update;  in batadv_dat_cache_seq_print_text()
781 				   &dat_entry->ip, dat_entry->mac_addr,  in batadv_dat_cache_seq_print_text()
782 				   BATADV_PRINT_VID(dat_entry->vid),  in batadv_dat_cache_seq_print_text()
910 	struct batadv_dat_entry *dat_entry = NULL;  in batadv_dat_snoop_outgoing_arp_request()  local
936 	dat_entry = batadv_dat_entry_hash_find(bat_priv, ip_dst, vid);  in batadv_dat_snoop_outgoing_arp_request()
937 	if (dat_entry) {  in batadv_dat_snoop_outgoing_arp_request()
946 		if (batadv_is_my_client(bat_priv, dat_entry->mac_addr, vid)) {  in batadv_dat_snoop_outgoing_arp_request()
953 				     dat_entry->mac_addr, hw_src);  in batadv_dat_snoop_outgoing_arp_request()
977 	if (dat_entry)  in batadv_dat_snoop_outgoing_arp_request()
978 		batadv_dat_entry_free_ref(dat_entry);  in batadv_dat_snoop_outgoing_arp_request()
998 	struct batadv_dat_entry *dat_entry = NULL;  in batadv_dat_snoop_incoming_arp_request()  local
1021 	dat_entry = batadv_dat_entry_hash_find(bat_priv, ip_dst, vid);  in batadv_dat_snoop_incoming_arp_request()
1022 	if (!dat_entry)  in batadv_dat_snoop_incoming_arp_request()
1027 			     dat_entry->mac_addr, hw_src);  in batadv_dat_snoop_incoming_arp_request()
1057 	if (dat_entry)  in batadv_dat_snoop_incoming_arp_request()
1058 		batadv_dat_entry_free_ref(dat_entry);  in batadv_dat_snoop_incoming_arp_request()
1168 	struct batadv_dat_entry *dat_entry = NULL;  in batadv_dat_drop_broadcast_packet()  local
1189 	dat_entry = batadv_dat_entry_hash_find(bat_priv, ip_dst, vid);  in batadv_dat_drop_broadcast_packet()
1191 	if (!dat_entry) {  in batadv_dat_drop_broadcast_packet()
1202 	if (dat_entry)  in batadv_dat_drop_broadcast_packet()
1203 		batadv_dat_entry_free_ref(dat_entry);  in batadv_dat_drop_broadcast_packet()