netdev - [PATCH v2 bpf-next 0/2] veth: Bulk XDP

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Date:   Wed,  5 Jun 2019 14:36:11 +0900
From:   Toshiaki Makita <toshiaki.makita1@...il.com>
To:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        "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:     Toshiaki Makita <toshiaki.makita1@...il.com>,
        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: [PATCH v2 bpf-next 0/2] veth: Bulk XDP_TX

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.

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 | 25 +++++++++++++++++++
 kernel/bpf/core.c          |  1 +
 3 files changed, 74 insertions(+), 12 deletions(-)

-- 
1.8.3.1