netdev - Re: [PATCH net-next v2 00/11] udp gso

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Message-ID: <CAF=yD-Lj+kf6dNPYKAKJj6b39O_peNj_9fPBmAKyhxT-sgw-Wg@mail.gmail.com>
Date:   Thu, 26 Apr 2018 15:46:42 -0400
From:   Willem de Bruijn <willemdebruijn.kernel@...il.com>
To:     David Miller <davem@...emloft.net>
Cc:     Network Development <netdev@...r.kernel.org>,
        Alexander Duyck <alexander.duyck@...il.com>,
        Willem de Bruijn <willemb@...gle.com>
Subject: Re: [PATCH net-next v2 00/11] udp gso

On Thu, Apr 26, 2018 at 3:23 PM, David Miller <davem@...emloft.net> wrote:
> From: Willem de Bruijn <willemdebruijn.kernel@...il.com>
> Date: Thu, 26 Apr 2018 13:42:14 -0400
>
>> Segmentation offload reduces cycles/byte for large packets by
>> amortizing the cost of protocol stack traversal.
>>
>> This patchset implements GSO for UDP. A process can concatenate and
>> submit multiple datagrams to the same destination in one send call
>> by setting socket option SOL_UDP/UDP_SEGMENT with the segment size,
>> or passing an analogous cmsg at send time.
>
> Looks great.
>
> Build testing revealed that with ipv6=m we have to export
> __udp_gso_segment (patch #2) and udp_cmsg_send (patch #6).

Oops :/

Thanks for fixing up this breakage, David.