On 1/12/2016 2:58 PM, Yuanhan Liu wrote: > Modern (v1.0) virtio pci device defines several pci capabilities. [snip] > +static void > +modern_notify_queue(struct virtio_hw *hw __rte_unused, struct virtqueue *vq) > +{ > + modern_write16(1, vq->notify_addr); > +}
Does virtio 1.0 only supports MMIO? MMIO has long VMEXIT latency than PORT IO. [snip]