xenbus_map_ring_valloc
err = xenbus_map_ring_valloc(blkif->be->dev, gref, nr_grefs,
err = xenbus_map_ring_valloc(xendev, &ring_ref, 1, &addr);
err = xenbus_map_ring_valloc(xenvif_to_xenbus_device(queue->vif),
err = xenbus_map_ring_valloc(xenvif_to_xenbus_device(queue->vif),
ret = xenbus_map_ring_valloc(fedata->dev, &ref, 1, &page);
ret = xenbus_map_ring_valloc(fedata->dev, map->ring->ref,
err = xenbus_map_ring_valloc(dev, &ring_ref, 1,
err = xenbus_map_ring_valloc(pdev->xdev, &gnt_ref, 1, &vaddr);
err = xenbus_map_ring_valloc(info->dev, &ring_ref, 1, &area);
EXPORT_SYMBOL_GPL(xenbus_map_ring_valloc);
int xenbus_map_ring_valloc(struct xenbus_device *dev, grant_ref_t *gnt_refs,