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

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Message-Id: <20180426.152341.192100471142622918.davem@davemloft.net>
Date:   Thu, 26 Apr 2018 15:23:41 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     willemdebruijn.kernel@...il.com
Cc:     netdev@...r.kernel.org, alexander.duyck@...il.com,
        willemb@...gle.com
Subject: Re: [PATCH net-next v2 00/11] udp gso

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).

I added the exports while applying this series.

Nice work, thanks Willem!