linux-kernel - Re: [PATCH for-next 1/3] RDMA/rtrs: Remove duplicate cq

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Date:   Wed, 19 Apr 2023 12:37:31 +0200
From:   Jinpu Wang <jinpu.wang@...os.com>
To:     Li Zhijian <lizhijian@...itsu.com>
Cc:     haris.iqbal@...os.com, jgg@...pe.ca, leon@...nel.org,
        linux-rdma@...r.kernel.org, guoqing.jiang@...ux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH for-next 1/3] RDMA/rtrs: Remove duplicate cq_num assignment

On Mon, Apr 10, 2023 at 8:43 AM Li Zhijian <lizhijian@...itsu.com> wrote:
>
> line 1701 and 1713 are duplicate:
> > 1701         cq_num = max_send_wr + max_recv_wr;
>  1702         /* alloc iu to recv new rkey reply when server reports flags set */
>  1703         if (clt_path->flags & RTRS_MSG_NEW_RKEY_F || con->c.cid == 0) {
>  1704                 con->rsp_ius = rtrs_iu_alloc(cq_num, sizeof(*rsp),
>  1705                                               GFP_KERNEL,
>  1706                                               clt_path->s.dev->ib_dev,
>  1707                                               DMA_FROM_DEVICE,
>  1708                                               rtrs_clt_rdma_done);
>  1709                 if (!con->rsp_ius)
>  1710                         return -ENOMEM;
>  1711                 con->queue_num = cq_num;
>  1712         }
> > 1713         cq_num = max_send_wr + max_recv_wr;
>
> Signed-off-by: Li Zhijian <lizhijian@...itsu.com>
Thx!
Acked-by: Jack Wang <jinpu.wang@...os.com>
> ---
>  drivers/infiniband/ulp/rtrs/rtrs-clt.c | 1 -
>  1 file changed, 1 deletion(-)
>
> diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> index 80abf45a197a..c2065fc33a56 100644
> --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
> @@ -1710,7 +1710,6 @@ static int create_con_cq_qp(struct rtrs_clt_con *con)
>                         return -ENOMEM;
>                 con->queue_num = cq_num;
>         }
> -       cq_num = max_send_wr + max_recv_wr;
>         cq_vector = con->cpu % clt_path->s.dev->ib_dev->num_comp_vectors;
>         if (con->c.cid >= clt_path->s.irq_con_num)
>                 err = rtrs_cq_qp_create(&clt_path->s, &con->c, max_send_sge,
> --
> 2.29.2
>