virtqueue_get_desc_addr
virtqueue_get_desc_addr(vq),
queue = virtqueue_get_desc_addr(vq);
u64 q_pfn = virtqueue_get_desc_addr(vq) >> PAGE_SHIFT;
addr = virtqueue_get_desc_addr(vq);
q_pfn = virtqueue_get_desc_addr(vq) >> VIRTIO_PCI_QUEUE_ADDR_SHIFT;
vp_modern_queue_address(mdev, index, virtqueue_get_desc_addr(vq),
EXPORT_SYMBOL_GPL(virtqueue_get_desc_addr);
desc_addr = virtqueue_get_desc_addr(vq);
dma_addr_t virtqueue_get_desc_addr(const struct virtqueue *vq);