[dpdk-dev] [PATCH] net/bnxt: fix seg fault on Thor

[Ajit Khaparde]

On Fri, Jul 30, 2021 at 2:15 PM Ajit Khaparde
<ajit.khaparde at broadcom.com> wrote:
>
> In a few cases with Thor device, PMD can segfault when VF
> representors are specified. Temporarily fix it by preventing
> VF reps for Thor device. This will be addressed in next release.
>
> Fixes: 3fe124d2536c ("net/bnxt: support Thor platform")
> Cc: stable at dpdk.org
>
> Signed-off-by: Ajit Khaparde <ajit.khaparde at broadcom.com>

Updated the commit headline to
"net/bnxt: disable VF representors on Thor"
Merged to dpdk-next-net-brcm.

> ---
>  drivers/net/bnxt/tf_ulp/bnxt_ulp.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/drivers/net/bnxt/tf_ulp/bnxt_ulp.c b/drivers/net/bnxt/tf_ulp/bnxt_ulp.c
> index fa2148ead7..dbf85e4eda 100644
> --- a/drivers/net/bnxt/tf_ulp/bnxt_ulp.c
> +++ b/drivers/net/bnxt/tf_ulp/bnxt_ulp.c
> @@ -815,6 +815,11 @@ ulp_ctx_init(struct bnxt *bp,
>                 goto error_deinit;
>         }
>
> +       if (devid == BNXT_ULP_DEVICE_ID_THOR) {
> +               ulp_data->ulp_flags &= ~BNXT_ULP_VF_REP_ENABLED;
> +               BNXT_TF_DBG(ERR, "Enabled non-VFR mode\n");
> +       }
> +
>         /*
>          * Shared session must be created before first regular session but after
>          * the ulp_ctx is valid.
> --
> 2.21.1 (Apple Git-122.3)
>