netdev - Re: consistency for statistics with XDP mode

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Message-ID: <20181126141513.2e882adf@cakuba.netronome.com>
Date:   Mon, 26 Nov 2018 14:15:13 -0800
From:   Jakub Kicinski <jakub.kicinski@...ronome.com>
To:     David Ahern <dsahern@...il.com>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Paweł Staszewski <pstaszewski@...are.pl>,
        Jesper Dangaard Brouer <brouer@...hat.com>,
        Saeed Mahameed <saeedm@...lanox.com>,
        Jason Wang <jasowang@...hat.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        David Miller <davem@...emloft.net>
Subject: Re: consistency for statistics with XDP mode

On Wed, 21 Nov 2018 14:06:49 -0700, David Ahern wrote:
> Keeping the basic xdp packets in the standard counters allows Paweł, for
> example, to continue to monitor /proc/net/dev.
> 
> Can we get agreement on this? And from there, get updates to the mlx5
> and virtio drivers?

I have a long standing itch to add more detailed but standardized
netlink stats, including per queue statistics.  Per queue stats should
cover XDP naturally.  I will try to sketch it out send an RFC later this
week FWIW.