netdev - Re: [PATCH bpf-next 0/3] xsk: add new statistics

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Date:   Wed, 8 Jul 2020 13:18:35 +0200
From:   Björn Töpel <bjorn.topel@...el.com>
To:     Ciara Loftus <ciara.loftus@...el.com>, bpf@...r.kernel.org,
        magnus.karlsson@...el.com,
        Network Development <netdev@...r.kernel.org>
Subject: Re: [PATCH bpf-next 0/3] xsk: add new statistics



On 2020-07-08 09:28, Ciara Loftus wrote:
> This series introduces new statistics for af_xdp:
> 1. drops due to rx ring being full
> 2. drops due to fill ring being empty
> 3. failures pulling an item from the tx ring
> 
> These statistics should assist users debugging and troubleshooting
> peformance issues and packet drops.
> 
> The statistics are made available though the getsockopt and xsk_diag
> interfaces, and the ability to dump these extended statistics is made
> available in the xdpsock application via the --extra-stats or -x flag.
> 
> A separate patch which will add ss/iproute2 support will follow.
>

+netdev

Thanks for working on this, Ciara!

For the series:
Acked-by: Björn Töpel <bjorn.topel@...el.com>

> Ciara Loftus (3):
>    xsk: add new statistics
>    samples: bpf: add an option for printing extra statistics in xdpsock
>    xsk: add xdp statistics to xsk_diag
> 
>   include/net/xdp_sock.h            |  4 ++
>   include/uapi/linux/if_xdp.h       |  5 +-
>   include/uapi/linux/xdp_diag.h     | 11 ++++
>   net/xdp/xsk.c                     | 36 +++++++++++--
>   net/xdp/xsk_buff_pool.c           |  1 +
>   net/xdp/xsk_diag.c                | 17 ++++++
>   net/xdp/xsk_queue.h               |  6 +++
>   samples/bpf/xdpsock_user.c        | 87 ++++++++++++++++++++++++++++++-
>   tools/include/uapi/linux/if_xdp.h |  5 +-
>   9 files changed, 163 insertions(+), 9 deletions(-)
>