43 	spin_lock_irq(&sdev->ud.lock);  in usbip_status_show()
44 	status = sdev->ud.status;  in usbip_status_show()
45 	spin_unlock_irq(&sdev->ud.lock);  in usbip_status_show()
78 		spin_lock_irq(&sdev->ud.lock);  in store_sockfd()
80 		if (sdev->ud.status != SDEV_ST_AVAILABLE) {  in store_sockfd()
89 		sdev->ud.tcp_socket = socket;  in store_sockfd()
91 		spin_unlock_irq(&sdev->ud.lock);  in store_sockfd()
93 		sdev->ud.tcp_rx = kthread_get_run(stub_rx_loop, &sdev->ud,  in store_sockfd()
95 		sdev->ud.tcp_tx = kthread_get_run(stub_tx_loop, &sdev->ud,  in store_sockfd()
98 		spin_lock_irq(&sdev->ud.lock);  in store_sockfd()
99 		sdev->ud.status = SDEV_ST_USED;  in store_sockfd()
100 		spin_unlock_irq(&sdev->ud.lock);  in store_sockfd()
105 		spin_lock_irq(&sdev->ud.lock);  in store_sockfd()
106 		if (sdev->ud.status != SDEV_ST_USED)  in store_sockfd()
109 		spin_unlock_irq(&sdev->ud.lock);  in store_sockfd()
111 		usbip_event_add(&sdev->ud, SDEV_EVENT_DOWN);  in store_sockfd()
117 	spin_unlock_irq(&sdev->ud.lock);  in store_sockfd()
155 static void stub_shutdown_connection(struct usbip_device *ud)  in stub_shutdown_connection()  argument
157 	struct stub_device *sdev = container_of(ud, struct stub_device, ud);  in stub_shutdown_connection()
165 	if (ud->tcp_socket) {  in stub_shutdown_connection()
167 			ud->tcp_socket);  in stub_shutdown_connection()
168 		kernel_sock_shutdown(ud->tcp_socket, SHUT_RDWR);  in stub_shutdown_connection()
172 	if (ud->tcp_rx) {  in stub_shutdown_connection()
173 		kthread_stop_put(ud->tcp_rx);  in stub_shutdown_connection()
174 		ud->tcp_rx = NULL;  in stub_shutdown_connection()
176 	if (ud->tcp_tx) {  in stub_shutdown_connection()
177 		kthread_stop_put(ud->tcp_tx);  in stub_shutdown_connection()
178 		ud->tcp_tx = NULL;  in stub_shutdown_connection()
187 	if (ud->tcp_socket) {  in stub_shutdown_connection()
188 		sockfd_put(ud->tcp_socket);  in stub_shutdown_connection()
189 		ud->tcp_socket = NULL;  in stub_shutdown_connection()
214 static void stub_device_reset(struct usbip_device *ud)  in stub_device_reset()  argument
216 	struct stub_device *sdev = container_of(ud, struct stub_device, ud);  in stub_device_reset()
225 		spin_lock_irq(&ud->lock);  in stub_device_reset()
226 		ud->status = SDEV_ST_ERROR;  in stub_device_reset()
227 		spin_unlock_irq(&ud->lock);  in stub_device_reset()
235 	spin_lock_irq(&ud->lock);  in stub_device_reset()
238 		ud->status = SDEV_ST_ERROR;  in stub_device_reset()
241 		ud->status = SDEV_ST_AVAILABLE;  in stub_device_reset()
243 	spin_unlock_irq(&ud->lock);  in stub_device_reset()
246 static void stub_device_unusable(struct usbip_device *ud)  in stub_device_unusable()  argument
248 	spin_lock_irq(&ud->lock);  in stub_device_unusable()
249 	ud->status = SDEV_ST_ERROR;  in stub_device_unusable()
250 	spin_unlock_irq(&ud->lock);  in stub_device_unusable()
280 	sdev->ud.side		= USBIP_STUB;  in stub_device_alloc()
281 	sdev->ud.status		= SDEV_ST_AVAILABLE;  in stub_device_alloc()
282 	spin_lock_init(&sdev->ud.lock);  in stub_device_alloc()
283 	sdev->ud.tcp_socket	= NULL;  in stub_device_alloc()
294 	sdev->ud.eh_ops.shutdown = stub_shutdown_connection;  in stub_device_alloc()
295 	sdev->ud.eh_ops.reset    = stub_device_reset;  in stub_device_alloc()
296 	sdev->ud.eh_ops.unusable = stub_device_unusable;  in stub_device_alloc()
298 	usbip_start_eh(&sdev->ud);  in stub_device_alloc()
391 	kthread_stop_put(sdev->ud.eh);  in stub_probe()
402 		usbip_event_add(&busid_priv->sdev->ud, SDEV_EVENT_REMOVED);  in shutdown_busid()
405 		usbip_stop_eh(&busid_priv->sdev->ud);  in shutdown_busid()
452 	if (busid_priv->sdev->ud.eh == current)  in stub_disconnect()