nvme_try_complete_req
if (!nvme_try_complete_req(req, cqe->status, cqe->result) &&
if (!nvme_try_complete_req(rq, status, result))
if (!nvme_try_complete_req(req, cqe->status, cqe->result) &&
if (!nvme_try_complete_req(rq, req->status, req->result))
if (!nvme_try_complete_req(rq, req->status, cqe->result))
if (!nvme_try_complete_req(rq, cpu_to_le16(status << 1), res))
if (!nvme_try_complete_req(rq, cqe->status, cqe->result))