+int
+failsafe_eth_dev_close(struct rte_eth_dev *dev)
+{
+ struct sub_device *sdev;
+ uint8_t i;
+ int err, ret = 0;
+
+ fs_lock(dev, 0);
+ failsafe_hotplug_alarm_cancel(dev);
+ if (PRIV(dev)->state == DEV_STARTED) {
+ ret = dev->dev_ops->dev_stop(dev);
+ if (ret != 0) {
+ fs_unlock(dev, 0);
+ return ret;
+ }
+ }
+ PRIV(dev)->state = DEV_ACTIVE - 1;
+ FOREACH_SUBDEV_STATE(sdev, i, dev, DEV_ACTIVE) {
+ DEBUG("Closing sub_device %d", i);
+ failsafe_eth_dev_unregister_callbacks(sdev);
+ err = rte_eth_dev_close(PORT_ID(sdev));
+ if (err) {
+ ret = ret ? ret : err;
+ ERROR("Error while closing sub-device %u",
+ PORT_ID(sdev));
+ }
+ sdev->state = DEV_ACTIVE - 1;
+ }
+ rte_eth_dev_callback_unregister(RTE_ETH_ALL, RTE_ETH_EVENT_NEW,
+ failsafe_eth_new_event_callback, dev);
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
+ fs_unlock(dev, 0);
+ return ret;
+ }
+ fs_dev_free_queues(dev);
+ err = failsafe_eal_uninit(dev);
+ if (err) {
+ ret = ret ? ret : err;
+ ERROR("Error while uninitializing sub-EAL");
+ }
+ failsafe_args_free(dev);
+ rte_free(PRIV(dev)->subs);
+ rte_free(PRIV(dev)->mcast_addrs);
+ /* mac_addrs must not be freed alone because part of dev_private */
+ dev->data->mac_addrs = NULL;
+ fs_unlock(dev, 0);
+ err = pthread_mutex_destroy(&PRIV(dev)->hotplug_mutex);
+ if (err) {
+ ret = ret ? ret : err;
+ ERROR("Error while destroying hotplug mutex");
+ }
+ return ret;
+}
+