720 static int vmbus_probe(struct device *child_device)  in vmbus_probe()  argument
724 			drv_to_hv_drv(child_device->driver);  in vmbus_probe()
725 	struct hv_device *dev = device_to_hv_device(child_device);  in vmbus_probe()
733 			       dev_name(child_device), ret);  in vmbus_probe()
737 		       dev_name(child_device));  in vmbus_probe()
746 static int vmbus_remove(struct device *child_device)  in vmbus_remove()  argument
749 	struct hv_device *dev = device_to_hv_device(child_device);  in vmbus_remove()
751 	if (child_device->driver) {  in vmbus_remove()
752 		drv = drv_to_hv_drv(child_device->driver);  in vmbus_remove()
764 static void vmbus_shutdown(struct device *child_device)  in vmbus_shutdown()  argument
767 	struct hv_device *dev = device_to_hv_device(child_device);  in vmbus_shutdown()
771 	if (!child_device->driver)  in vmbus_shutdown()
774 	drv = drv_to_hv_drv(child_device->driver);  in vmbus_shutdown()