linux-kernel - Re: [PATCH] dpaa_eth: fix build errorr in dpaa_fq

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Date:   Thu, 3 Dec 2020 15:49:21 +0100
From:   Björn Töpel <bjorn.topel@...il.com>
To:     Anders Roxell <anders.roxell@...aro.org>
Cc:     madalin.bucur@....com, David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Jesper Dangaard Brouer <hawk@...nel.org>,
        John Fastabend <john.fastabend@...il.com>,
        Netdev <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>, bpf <bpf@...r.kernel.org>
Subject: Re: [PATCH] dpaa_eth: fix build errorr in dpaa_fq_init

On Thu, 3 Dec 2020 at 15:46, Anders Roxell <anders.roxell@...aro.org> wrote:
>
> When building FSL_DPAA_ETH the following build error shows up:
>
> /tmp/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c: In function ‘dpaa_fq_init’:
> /tmp/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c:1135:9: error: too few arguments to function ‘xdp_rxq_info_reg’
>  1135 |   err = xdp_rxq_info_reg(&dpaa_fq->xdp_rxq, dpaa_fq->net_dev,
>       |         ^~~~~~~~~~~~~~~~
>
> Commit b02e5a0ebb17 ("xsk: Propagate napi_id to XDP socket Rx path")
> added an extra argument to function xdp_rxq_info_reg and commit
> d57e57d0cd04 ("dpaa_eth: add XDP_TX support") didn't know about that
> extra argument.
>
> Signed-off-by: Anders Roxell <anders.roxell@...aro.org>
> ---
>
> I think this issue is seen since both patches went in at the same time
> to bpf-next and net-next.
>

Thanks Anders!

Indeed, when bpf-next is pulled into net-next this needs to be applied.

Acked-by: Björn Töpel <bjorn.topel@...el.com>

>  drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
> index 947b3d2f9c7e..6cc8c4e078de 100644
> --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
> +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
> @@ -1133,7 +1133,7 @@ static int dpaa_fq_init(struct dpaa_fq *dpaa_fq, bool td_enable)
>         if (dpaa_fq->fq_type == FQ_TYPE_RX_DEFAULT ||
>             dpaa_fq->fq_type == FQ_TYPE_RX_PCD) {
>                 err = xdp_rxq_info_reg(&dpaa_fq->xdp_rxq, dpaa_fq->net_dev,
> -                                      dpaa_fq->fqid);
> +                                      dpaa_fq->fqid, 0);
>                 if (err) {
>                         dev_err(dev, "xdp_rxq_info_reg() = %d\n", err);
>                         return err;
> --
> 2.29.2
>