dax_add_host
EXPORT_SYMBOL_GPL(dax_add_host);
if (dax_add_host(dax_dev, md->disk))
rc = dax_add_host(dax_dev, disk);
return dax_add_host(dev_info->dax_dev, dev_info->gd);
int dax_add_host(struct dax_device *dax_dev, struct gendisk *disk);