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Date:   Wed, 11 Oct 2017 12:26:22 -0400
From:   Willem de Bruijn <willemdebruijn.kernel@...il.com>
To:     Anton Ivanov <anton.ivanov@...bridgegreys.com>
Cc:     Network Development <netdev@...r.kernel.org>,
        David Miller <davem@...emloft.net>
Subject: Re: BUG:af_packet fails to TX TSO frames

On Wed, Oct 11, 2017 at 11:54 AM, Anton Ivanov
<anton.ivanov@...bridgegreys.com> wrote:
> It is that patch.
>
> I rolled it back and immediately got it to work correctly on a Broadcom
> Tigon. I can test on all other scenarios, I have tried, I suspect it will
> come back alive on all of them.
>
> I am going to try to trace it through and see exactly where it drops a skb
> which the card has no issues in accepting.

It might be in the initialization of gso_type and csum. The virtio_net_hdr
can encode various combinations of flags that are not allowed by the
validation logic.

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