netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
To: netdev@vger.kernel.org
Cc: davem@davemloft.net, Willem de Bruijn <willemb@google.com>
Subject: [PATCH net-next v2 0/2] udp msg_zerocopy
Date: Mon, 26 Nov 2018 10:29:37 -0500	[thread overview]
Message-ID: <20181126152939.258443-1-willemdebruijn.kernel@gmail.com> (raw)

From: Willem de Bruijn <willemb@google.com>

Enable MSG_ZEROCOPY for udp sockets

Patch 1/2 is the main patch, a rebase from RFC patch
  http://patchwork.ozlabs.org/patch/899630/
  more details in the patch commit message

Patch 2/2 runs the already existing udp zerocopy tests
  as part of kselftest

See also recent Linux Plumbers presentation
  https://linuxplumbersconf.org/event/2/contributions/106/attachments/104/128/willemdebruijn-lpc2018-udpgso-presentation-20181113.pdf

Changes v1 -> v2
  - (patch 1) Fixup reverse christmas tree violation

Willem de Bruijn (2):
  udp: msg_zerocopy
  selftests: extend zerocopy tests to udp

 include/linux/skbuff.h                      |  1 +
 net/core/skbuff.c                           | 15 +++++++++++++-
 net/core/sock.c                             |  5 ++++-
 net/ipv4/ip_output.c                        | 22 ++++++++++++++++++++-
 net/ipv6/ip6_output.c                       | 22 ++++++++++++++++++++-
 tools/testing/selftests/net/msg_zerocopy.c  |  3 ++-
 tools/testing/selftests/net/msg_zerocopy.sh |  2 ++
 tools/testing/selftests/net/udpgso_bench.sh |  3 +++
 8 files changed, 68 insertions(+), 5 deletions(-)

-- 
2.20.0.rc0.387.gc7a69e6b6c-goog

             reply	other threads:[~2018-11-27  2:24 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-26 15:29 Willem de Bruijn [this message]
2018-11-26 15:29 ` [PATCH net-next v2 1/2] udp: msg_zerocopy Willem de Bruijn
2018-11-26 16:32   ` Paolo Abeni
2018-11-26 17:59     ` Willem de Bruijn
2018-11-26 18:04       ` Paolo Abeni
2018-11-26 18:19         ` Willem de Bruijn
2018-11-26 19:49           ` Willem de Bruijn
2018-11-28 23:50             ` Willem de Bruijn
2018-11-29  8:27               ` Paolo Abeni
2018-11-29 16:17                 ` Willem de Bruijn
2018-11-29  7:31   ` [udp] a4a142d3d7: WARNING:at_lib/refcount.c:#refcount_inc_checked kernel test robot
2018-11-26 15:29 ` [PATCH net-next v2 2/2] selftests: extend zerocopy tests to udp Willem de Bruijn

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20181126152939.258443-1-willemdebruijn.kernel@gmail.com \
    --to=willemdebruijn.kernel@gmail.com \
    --cc=davem@davemloft.net \
    --cc=netdev@vger.kernel.org \
    --cc=willemb@google.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).