return -1;
switch (pdev->kdrv) {
+#ifdef HAVE_VFIO_DEV_REQ_INTERFACE
case RTE_KDRV_VFIO:
/*
* vfio kernel module guaranty the pci device would not be
rte_dev_event_callback_process(dev->name,
RTE_DEV_EVENT_REMOVE);
break;
+#endif
case RTE_KDRV_IGB_UIO:
case RTE_KDRV_UIO_GENERIC:
case RTE_KDRV_NIC_UIO: