29 static void batadv_socket_add_packet(struct batadv_socket_client *socket_client,
41 	struct batadv_socket_client *socket_client;  in batadv_socket_open()  local
48 	socket_client = kmalloc(sizeof(*socket_client), GFP_KERNEL);  in batadv_socket_open()
49 	if (!socket_client) {  in batadv_socket_open()
56 			batadv_socket_client_hash[i] = socket_client;  in batadv_socket_open()
63 		kfree(socket_client);  in batadv_socket_open()
68 	INIT_LIST_HEAD(&socket_client->queue_list);  in batadv_socket_open()
69 	socket_client->queue_len = 0;  in batadv_socket_open()
70 	socket_client->index = i;  in batadv_socket_open()
71 	socket_client->bat_priv = inode->i_private;  in batadv_socket_open()
72 	spin_lock_init(&socket_client->lock);  in batadv_socket_open()
73 	init_waitqueue_head(&socket_client->queue_wait);  in batadv_socket_open()
75 	file->private_data = socket_client;  in batadv_socket_open()
82 	struct batadv_socket_client *socket_client = file->private_data;  in batadv_socket_release()  local
86 	spin_lock_bh(&socket_client->lock);  in batadv_socket_release()
89 	list_for_each_safe(list_pos, list_pos_tmp, &socket_client->queue_list) {  in batadv_socket_release()
97 	batadv_socket_client_hash[socket_client->index] = NULL;  in batadv_socket_release()
98 	spin_unlock_bh(&socket_client->lock);  in batadv_socket_release()
100 	kfree(socket_client);  in batadv_socket_release()
109 	struct batadv_socket_client *socket_client = file->private_data;  in batadv_socket_read()  local
114 	if ((file->f_flags & O_NONBLOCK) && (socket_client->queue_len == 0))  in batadv_socket_read()
123 	error = wait_event_interruptible(socket_client->queue_wait,  in batadv_socket_read()
124 					 socket_client->queue_len);  in batadv_socket_read()
129 	spin_lock_bh(&socket_client->lock);  in batadv_socket_read()
131 	socket_packet = list_first_entry(&socket_client->queue_list,  in batadv_socket_read()
134 	socket_client->queue_len--;  in batadv_socket_read()
136 	spin_unlock_bh(&socket_client->lock);  in batadv_socket_read()
152 	struct batadv_socket_client *socket_client = file->private_data;  in batadv_socket_write()  local
153 	struct batadv_priv *bat_priv = socket_client->bat_priv;  in batadv_socket_write()
244 	icmp_header->uid = socket_client->index;  in batadv_socket_write()
249 		batadv_socket_add_packet(socket_client, icmp_header,  in batadv_socket_write()
261 	batadv_socket_add_packet(socket_client, icmp_header, packet_len);  in batadv_socket_write()
276 	struct batadv_socket_client *socket_client = file->private_data;  in batadv_socket_poll()  local
278 	poll_wait(file, &socket_client->queue_wait, wait);  in batadv_socket_poll()
280 	if (socket_client->queue_len > 0)  in batadv_socket_poll()
321 static void batadv_socket_add_packet(struct batadv_socket_client *socket_client,  in batadv_socket_add_packet()  argument
342 	spin_lock_bh(&socket_client->lock);  in batadv_socket_add_packet()
348 		spin_unlock_bh(&socket_client->lock);  in batadv_socket_add_packet()
353 	list_add_tail(&socket_packet->list, &socket_client->queue_list);  in batadv_socket_add_packet()
354 	socket_client->queue_len++;  in batadv_socket_add_packet()
356 	if (socket_client->queue_len > 100) {  in batadv_socket_add_packet()
357 		socket_packet = list_first_entry(&socket_client->queue_list,  in batadv_socket_add_packet()
363 		socket_client->queue_len--;  in batadv_socket_add_packet()
366 	spin_unlock_bh(&socket_client->lock);  in batadv_socket_add_packet()
368 	wake_up(&socket_client->queue_wait);  in batadv_socket_add_packet()