netdev - Re: [PATCH net-next 00/10] drop_monitor: Capture dropped packets and metadata

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Message-ID: <87d0heqk72.fsf@toke.dk>
Date:   Fri, 09 Aug 2019 20:15:29 +0200
From:   Toke Høiland-Jørgensen <toke@...hat.com>
To:     Ido Schimmel <idosch@...sch.org>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, nhorman@...driver.com,
        jiri@...lanox.com, dsahern@...il.com, roopa@...ulusnetworks.com,
        nikolay@...ulusnetworks.com, jakub.kicinski@...ronome.com,
        andy@...yhouse.net, f.fainelli@...il.com, andrew@...n.ch,
        vivien.didelot@...il.com, mlxsw@...lanox.com,
        Ido Schimmel <idosch@...lanox.com>
Subject: Re: [PATCH net-next 00/10] drop_monitor: Capture dropped packets and metadata

Ido Schimmel <idosch@...sch.org> writes:

> On Fri, Aug 09, 2019 at 10:41:47AM +0200, Toke Høiland-Jørgensen wrote:
>> This is great. Are you planning to add the XDP integration as well? :)
>
> Thanks, Toke. From one of your previous replies I got the impression
> that another hook needs to be added in order to catch 'XDP_DROP' as it
> is not covered by the 'xdp_exception' tracepoint which only covers
> 'XDP_ABORTED'. If you can take care of that, I can look into the
> integration with drop monitor.
>
> I kept the XDP case in mind while working on the hardware originated
> drops and I think that extending drop monitor for this use case should
> be relatively straightforward. I will Cc you on the patchset that adds
> monitoring of hardware drops and comment with how I think XDP
> integration should look like.

SGTM, thanks!

-Toke