netdev - Re: [RFC PATCH v2 07/10] selftests: add GRO support to udp bench rx program

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Date:   Sun, 21 Oct 2018 16:08:40 -0400
From:   Willem de Bruijn <willemdebruijn.kernel@...il.com>
To:     Paolo Abeni <pabeni@...hat.com>
Cc:     Network Development <netdev@...r.kernel.org>,
        Willem de Bruijn <willemb@...gle.com>,
        steffen.klassert@...unet.com
Subject: Re: [RFC PATCH v2 07/10] selftests: add GRO support to udp bench rx program

On Fri, Oct 19, 2018 at 10:31 AM Paolo Abeni <pabeni@...hat.com> wrote:
>
> And fix a couple of buglets (port option processing,
> clean termination on SIGINT). This is preparatory work
> for GRO tests.
>
> Signed-off-by: Paolo Abeni <pabeni@...hat.com>
> ---
>  tools/testing/selftests/net/udpgso_bench_rx.c | 37 +++++++++++++++----
>  1 file changed, 30 insertions(+), 7 deletions(-)
>
> diff --git a/tools/testing/selftests/net/udpgso_bench_rx.c b/tools/testing/selftests/net/udpgso_bench_rx.c

> @@ -167,10 +177,10 @@ static void do_verify_udp(const char *data, int len)
>  /* Flush all outstanding datagrams. Verify first few bytes of each. */
>  static void do_flush_udp(int fd)
>  {
> -       static char rbuf[ETH_DATA_LEN];
> +       static char rbuf[65535];

we can use ETH_MAX_MTU.