- res = xd_readwrite(rw, disk, req->buffer, block, count);
- end_request(req, res); /* wrap up, 0 = fail, 1 = success */
+ res = xd_readwrite(rq_data_dir(req), disk, req->buffer,
+ block, count);
+ done:
+ /* wrap up, 0 = success, -errno = fail */
+ if (!__blk_end_request_cur(req, res))
+ req = blk_fetch_request(q);