xenbus_unmap_ring_vfree
xenbus_unmap_ring_vfree(blkif->be->dev, ring->blk_ring);
xenbus_unmap_ring_vfree(blkif->be->dev, ring->blk_ring);
xenbus_unmap_ring_vfree(xendev, vif->ctrl.sring);
xenbus_unmap_ring_vfree(xenvif_to_xenbus_device(vif),
xenbus_unmap_ring_vfree(xenvif_to_xenbus_device(queue->vif),
xenbus_unmap_ring_vfree(xenvif_to_xenbus_device(queue->vif),
xenbus_unmap_ring_vfree(dev, fedata->sring);
xenbus_unmap_ring_vfree(dev, map->bytes);
xenbus_unmap_ring_vfree(dev, (void *)map->ring);
xenbus_unmap_ring_vfree(dev, fedata->sring);
xenbus_unmap_ring_vfree(pdev->xdev, pdev->sh_info);
xenbus_unmap_ring_vfree(info->dev, info->ring.sring);
xenbus_unmap_ring_vfree(info->dev, area);
EXPORT_SYMBOL_GPL(xenbus_unmap_ring_vfree);
int xenbus_unmap_ring_vfree(struct xenbus_device *dev, void *vaddr);