84 	gw_node = rcu_dereference(bat_priv->gw.curr_gw);  in batadv_gw_get_selected_gw_node()
132 	spin_lock_bh(&bat_priv->gw.list_lock);  in batadv_gw_select()
137 	curr_gw_node = rcu_replace_pointer(bat_priv->gw.curr_gw, new_gw_node,  in batadv_gw_select()
142 	spin_unlock_bh(&bat_priv->gw.list_lock);  in batadv_gw_select()
149  * Set a flag to remind the GW component to perform a new gateway reselection.
158 	atomic_set(&bat_priv->gw.reselect, 1);  in batadv_gw_reselect()
165  * This function assumes the caller has checked that the gw state *is actually
173 	if (atomic_read(&bat_priv->gw.mode) != BATADV_GW_MODE_CLIENT)  in batadv_gw_check_client_stop()
185 	/* if batman-adv is switching the gw client mode off and a gateway was  in batadv_gw_check_client_stop()
205 	if (atomic_read(&bat_priv->gw.mode) != BATADV_GW_MODE_CLIENT)  in batadv_gw_election()
208 	if (!bat_priv->algo_ops->gw.get_best_gw_node)  in batadv_gw_election()
213 	if (!batadv_atomic_dec_not_zero(&bat_priv->gw.reselect) && curr_gw)  in batadv_gw_election()
216 	/* if gw.reselect is set to 1 it means that a previous call to  in batadv_gw_election()
217 	 * gw.is_eligible() said that we have a new best GW, therefore it can  in batadv_gw_election()
220 	next_gw = bat_priv->algo_ops->gw.get_best_gw_node(bat_priv);  in batadv_gw_election()
294 	if (!bat_priv->algo_ops->gw.is_eligible)  in batadv_gw_check_election()
305 	if (!bat_priv->algo_ops->gw.is_eligible(bat_priv, curr_gw_orig,  in batadv_gw_check_election()
322  * (gw.list_lock).
330 	lockdep_assert_held(&bat_priv->gw.list_lock);  in batadv_gw_node_add()
347 	hlist_add_head_rcu(&gw_node->list, &bat_priv->gw.gateway_list);  in batadv_gw_node_add()
348 	bat_priv->gw.generation++;  in batadv_gw_node_add()
351 		   "Found new gateway %pM -> gw bandwidth: %u.%u/%u.%u MBit\n",  in batadv_gw_node_add()
375 	hlist_for_each_entry_rcu(gw_node_tmp, &bat_priv->gw.gateway_list,  in batadv_gw_node_get()
404 	spin_lock_bh(&bat_priv->gw.list_lock);  in batadv_gw_node_update()
408 		spin_unlock_bh(&bat_priv->gw.list_lock);  in batadv_gw_node_update()
411 	spin_unlock_bh(&bat_priv->gw.list_lock);  in batadv_gw_node_update()
440 		spin_lock_bh(&bat_priv->gw.list_lock);  in batadv_gw_node_update()
444 			bat_priv->gw.generation++;  in batadv_gw_node_update()
446 		spin_unlock_bh(&bat_priv->gw.list_lock);  in batadv_gw_node_update()
484 	spin_lock_bh(&bat_priv->gw.list_lock);  in batadv_gw_node_free()
486 				  &bat_priv->gw.gateway_list, list) {  in batadv_gw_node_free()
489 		bat_priv->gw.generation++;  in batadv_gw_node_free()
491 	spin_unlock_bh(&bat_priv->gw.list_lock);  in batadv_gw_node_free()
520 	if (!bat_priv->algo_ops->gw.dump) {  in batadv_gw_dump()
525 	bat_priv->algo_ops->gw.dump(msg, cb, bat_priv);  in batadv_gw_dump()
663  * Check if the skb is a DHCP request and if it is sent to the current best GW
664  * server. Due to topology changes it may be the case that the GW server
670  * Return: true if the packet destination is unicast and it is not the best gw,
701 	switch (atomic_read(&bat_priv->gw.mode)) {  in batadv_gw_out_of_range()
703 		/* If we are a GW then we are our best GW. We can artificially  in batadv_gw_out_of_range()
717 		/* If the dhcp packet has been sent to a different gw,  in batadv_gw_out_of_range()
718 		 * we have to evaluate whether the old gw is still  in batadv_gw_out_of_range()