From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tonghao Zhang Subject: Re: [PATCH net-next v9 0/6] net: vhost: improve performance when enable busyloop Date: Tue, 25 Sep 2018 10:51:47 +0800 Message-ID: References: <1536493887-2637-1-git-send-email-xiangxia.m.yue@gmail.com> <08f01199-ad0f-446c-0bcf-187dc31f2b42@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Cc: mst@redhat.com, makita.toshiaki@lab.ntt.co.jp, virtualization@lists.linux-foundation.org, Linux Kernel Network Developers To: Jason Wang Return-path: Received: from mail-oi1-f194.google.com ([209.85.167.194]:39567 "EHLO mail-oi1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725954AbeIYI5m (ORCPT ); Tue, 25 Sep 2018 04:57:42 -0400 Received: by mail-oi1-f194.google.com with SMTP id y81-v6so266332oia.6 for ; Mon, 24 Sep 2018 19:52:24 -0700 (PDT) In-Reply-To: <08f01199-ad0f-446c-0bcf-187dc31f2b42@redhat.com> Sender: netdev-owner@vger.kernel.org List-ID: On Tue, Sep 25, 2018 at 10:21 AM Jason Wang wrote: > > > > On 2018=E5=B9=B409=E6=9C=8823=E6=97=A5 21:48, Tonghao Zhang wrote: > > On Sun, Sep 9, 2018 at 7:52 PM wrote: > >> From: Tonghao Zhang > >> > >> This patches improve the guest receive performance. > >> On the handle_tx side, we poll the sock receive queue > >> at the same time. handle_rx do that in the same way. > >> > >> For more performance report, see patch 4, 5, 6 > >> > >> Tonghao Zhang (6): > >> net: vhost: lock the vqs one by one > >> net: vhost: replace magic number of lock annotation > >> net: vhost: factor out busy polling logic to vhost_net_busy_poll() > >> net: vhost: add rx busy polling in tx path > >> net: vhost: disable rx wakeup during tx busypoll > >> net: vhost: make busyloop_intr more accurate > >> > >> drivers/vhost/net.c | 163 +++++++++++++++++++++++++++++++---------= ---------- > >> drivers/vhost/vhost.c | 24 +++----- > >> 2 files changed, 108 insertions(+), 79 deletions(-) > >> > >> -- > >> 1.8.3.1 > >> > > ping ? > > HI Tonghao: > > As David pointed out, we only receive first 4 patches. You probably need > to resend the series. OK > Thanks