netdev - Re: [PATCH v3 bpf-next 0/2] veth: Bulk XDP

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Date:   Tue, 25 Jun 2019 14:29:05 +0200
From:   Daniel Borkmann <daniel@...earbox.net>
To:     Toshiaki Makita <toshiaki.makita1@...il.com>,
        Alexei Starovoitov <ast@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>,
        Jesper Dangaard Brouer <hawk@...nel.org>,
        John Fastabend <john.fastabend@...il.com>
Cc:     netdev@...r.kernel.org, xdp-newbies@...r.kernel.org,
        bpf@...r.kernel.org,
        Toke Høiland-Jørgensen <toke@...hat.com>,
        Jason Wang <jasowang@...hat.com>
Subject: Re: [PATCH v3 bpf-next 0/2] veth: Bulk XDP_TX

On 06/13/2019 11:39 AM, Toshiaki Makita wrote:
> This introduces bulk XDP_TX in veth.
> Improves XDP_TX performance by approximately 9%. The detailed
> explanation and performance numbers are shown in patch 2.
> 
> v2:
> - Use stack for bulk queue instead of a global variable.
> 
> v3:
> - Add act field to xdp_bulk_tx tracepoint to be in line with other XDP
>   tracepoints.
> 
> Signed-off-by: Toshiaki Makita <toshiaki.makita1@...il.com>
> 
> Toshiaki Makita (2):
>   xdp: Add tracepoint for bulk XDP_TX
>   veth: Support bulk XDP_TX
> 
>  drivers/net/veth.c         | 60 ++++++++++++++++++++++++++++++++++++----------
>  include/trace/events/xdp.h | 29 ++++++++++++++++++++++
>  kernel/bpf/core.c          |  1 +
>  3 files changed, 78 insertions(+), 12 deletions(-)
> 

Applied, thanks!