netdev - Re: [bpf-next V6 PATCH 15/15] xdp: transition into using xdp_frame for ndo_xdp

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Message-ID: <20180328205622.0ea09fc8@redhat.com>
Date:   Wed, 28 Mar 2018 20:56:22 +0200
From:   Jesper Dangaard Brouer <brouer@...hat.com>
To:     netdev@...r.kernel.org,
        BjörnTöpel <bjorn.topel@...el.com>,
        magnus.karlsson@...el.com
Cc:     eugenia@...lanox.com, Jason Wang <jasowang@...hat.com>,
        John Fastabend <john.fastabend@...il.com>,
        Eran Ben Elisha <eranbe@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>, galp@...lanox.com,
        Daniel Borkmann <borkmann@...earbox.net>,
        Alexei Starovoitov <alexei.starovoitov@...il.com>,
        Tariq Toukan <tariqt@...lanox.com>, brouer@...hat.com
Subject: Re: [bpf-next V6 PATCH 15/15] xdp: transition into using xdp_frame
 for ndo_xdp_xmit

On Tue, 27 Mar 2018 11:33:11 +0200
Jesper Dangaard Brouer <brouer@...hat.com> wrote:

> Changing API ndo_xdp_xmit to take a struct xdp_frame instead of struct
> xdp_buff.  This brings xdp_return_frame and ndp_xdp_xmit in sync.

Maintainers notice, that i40e just got XDP_REDIRECT xmit support in
net-next in commit d9314c474d4f ("i40e: add support for XDP_REDIRECT"),
which is not avail in bpf-next yet...

Thus, I guess I'll have to do a V7, with the need i40e changes, once
the trees are in sync.

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Principal Kernel Engineer at Red Hat
  LinkedIn: http://www.linkedin.com/in/brouer