netdev - RE: [PATCH net-next] samples/bpf: fixup some xdp progs to be able to support xdp multibuffer

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Message-ID: <62b1e906cb539_13fa92084a@john.notmuch>
Date:   Tue, 21 Jun 2022 08:51:34 -0700
From:   John Fastabend <john.fastabend@...il.com>
To:     Andy Gospodarek <andrew.gospodarek@...adcom.com>, ast@...nel.org,
        daniel@...earbox.net, davem@...emloft.net, kuba@...nel.org,
        hawk@...nel.org, john.fastabend@...il.com, andrii@...nel.org,
        kafai@...com, songliubraving@...com, yhs@...com,
        kpsingh@...nel.org, toke@...hat.com, lorenzo.bianconi@...hat.com,
        netdev@...r.kernel.org, bpf@...r.kernel.org
Cc:     Andy Gospodarek <gospo@...adcom.com>
Subject: RE: [PATCH net-next] samples/bpf: fixup some xdp progs to be able to
 support xdp multibuffer

Andy Gospodarek wrote:
> This changes the section name for the bpf program embedded in these
> files to "xdp.frags" to allow the programs to be loaded on drivers that
> are using an MTU greater than PAGE_SIZE.  Rather than directly accessing
> the buffers, the packet data is now accessed via xdp helper functions to
> provide an example for those who may need to write more complex
> programs.
> 
> Signed-off-by: Andy Gospodarek <gospo@...adcom.com>
> ---

OK. Although we lose the non frag example, but I guess that is fine and
highlights we don't maintain samples.

Acked-by: John Fastabend <john.fastabend@...il.com>