netdev - Re: [PATCH RFC bpf-next 0/4] bpf: Add support for XDP programs in DEVMAPs

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Message-ID: <20200522131745.0394cc32@carbon>
Date:   Fri, 22 May 2020 13:17:45 +0200
From:   Jesper Dangaard Brouer <brouer@...hat.com>
To:     David Ahern <dsahern@...nel.org>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
        toke@...hat.com, daniel@...earbox.net, john.fastabend@...il.com,
        ast@...nel.org, kafai@...com, songliubraving@...com, yhs@...com,
        andriin@...com, dsahern@...il.com, brouer@...hat.com,
        Lorenzo Bianconi <lorenzo@...nel.org>
Subject: Re: [PATCH RFC bpf-next 0/4] bpf: Add support for XDP programs in
 DEVMAPs

On Thu, 21 May 2020 19:05:22 -0600
David Ahern <dsahern@...nel.org> wrote:

> Implementation of Daniel's proposal for allowing DEVMAP entries to be
> a device index, program id pair. Daniel suggested an fd to specify the
> program, but that seems odd to me that you insert the value as an fd, but
> read it back as an id since the fd can be closed.

Great that you are working on this :-)

Lorenzo (cc lorenzo@...nel.org) is working on a similar approach for
cpumap, please coordinate/Cc him on these patches.

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