From: Paolo Bonzini <pbonzini@redhat.com>
To: Ming Lei <tom.leiming@gmail.com>, Stefan Hajnoczi <stefanha@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
Stefan Hajnoczi <stefanha@gmail.com>, Fam Zheng <famz@redhat.com>,
qemu-devel <qemu-devel@nongnu.org>,
"Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [Qemu-devel] [regression] dataplane: throughout -40% by commit 580b6b2aa2
Date: Wed, 02 Jul 2014 18:23:37 +0200 [thread overview]
Message-ID: <53B43209.1080607@redhat.com> (raw)
In-Reply-To: <CACVXFVNd0Asr4c=WkoeXTSyUPSB=LJO3sk=ciZMaayvuwZK55Q@mail.gmail.com>
Il 02/07/2014 18:13, Ming Lei ha scritto:
> That must be for generating guest irq, which should have been
> processed as batch easily.
No, guest irqs are generated (with notify_guest) on every I/O completion
even in 2.0.
Paolo
next prev parent reply other threads:[~2014-07-02 16:24 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-26 15:14 [Qemu-devel] [regression] dataplane: throughout -40% by commit 580b6b2aa2 Ming Lei
2014-06-26 15:29 ` Paolo Bonzini
2014-06-26 15:37 ` Ming Lei
2014-06-26 15:43 ` Paolo Bonzini
2014-06-26 15:47 ` Ming Lei
2014-06-26 15:57 ` Paolo Bonzini
2014-06-27 1:15 ` Ming Lei
2014-06-27 4:59 ` Paolo Bonzini
2014-06-27 6:23 ` Kevin Wolf
2014-06-27 7:35 ` Paolo Bonzini
2014-06-27 12:35 ` Ming Lei
2014-06-27 7:57 ` Ming Lei
2014-06-27 12:01 ` Stefan Hajnoczi
2014-06-27 12:21 ` Kevin Wolf
2014-06-27 14:50 ` Stefan Hajnoczi
2014-06-27 18:01 ` Ming Lei
2014-06-27 21:51 ` Paolo Bonzini
2014-06-28 9:58 ` Ming Lei
2014-06-30 8:08 ` Stefan Hajnoczi
2014-06-30 8:27 ` Ming Lei
2014-07-01 13:53 ` Ming Lei
2014-07-01 14:31 ` Stefan Hajnoczi
2014-07-01 14:49 ` Ming Lei
2014-07-01 16:49 ` Paolo Bonzini
2014-07-02 0:48 ` Ming Lei
2014-07-02 8:54 ` Stefan Hajnoczi
2014-07-02 9:13 ` Paolo Bonzini
2014-07-02 9:39 ` Kevin Wolf
2014-07-02 9:48 ` Paolo Bonzini
2014-07-02 10:01 ` Kevin Wolf
2014-07-02 10:23 ` Paolo Bonzini
2014-07-02 15:45 ` Ming Lei
2014-07-02 16:13 ` Ming Lei
2014-07-02 16:23 ` Paolo Bonzini [this message]
2014-07-02 16:27 ` Ming Lei
2014-07-02 16:38 ` Paolo Bonzini
2014-07-02 16:41 ` Ming Lei
2014-07-02 16:21 ` Paolo Bonzini
2014-07-03 4:54 ` Ming Lei
2014-07-03 10:29 ` Paolo Bonzini
2014-07-03 11:50 ` Ming Lei
2014-07-03 11:56 ` Paolo Bonzini
2014-07-03 12:09 ` Ming Lei
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=53B43209.1080607@redhat.com \
--to=pbonzini@redhat.com \
--cc=famz@redhat.com \
--cc=kwolf@redhat.com \
--cc=mst@redhat.com \
--cc=qemu-devel@nongnu.org \
--cc=stefanha@gmail.com \
--cc=stefanha@redhat.com \
--cc=tom.leiming@gmail.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).