From: "Michael S. Tsirkin" <mst@redhat.com>
To: Ohad Ben-Cohen <ohad@wizery.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
virtualization@lists.linux-foundation.org
Subject: Re: [RFC] virtio: use mandatory barriers for remote processor vdevs
Date: Tue, 29 Nov 2011 17:19:59 +0200 [thread overview]
Message-ID: <20111129151958.GA31789@redhat.com> (raw)
In-Reply-To: <CAK=WgbZoGYVyKt=XXvnPVdh0koSBJC0zcgkLaYRkmjwBLOFA-A@mail.gmail.com>
On Tue, Nov 29, 2011 at 03:57:19PM +0200, Ohad Ben-Cohen wrote:
> > Is an extra branch faster or slower than reverting d57ed95?
>
> Sorry, unfortunately I have no way to measure this, as I don't have
> any virtualization/x86 setup. I'm developing on ARM SoCs, where
> virtualization hardware is coming, but not here yet.
You can try using the micro-benchmark in tools/virtio/.
That does not need virtualization.
--
MST
next prev parent reply other threads:[~2011-11-29 15:19 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1322569886-13055-1-git-send-email-ohad@wizery.com>
2011-11-29 13:11 ` [RFC] virtio: use mandatory barriers for remote processor vdevs Michael S. Tsirkin
2011-11-29 13:57 ` Ohad Ben-Cohen
2011-11-29 15:16 ` Michael S. Tsirkin
2011-11-30 11:45 ` Ohad Ben-Cohen
2011-11-30 14:59 ` Michael S. Tsirkin
2011-11-30 16:04 ` Ohad Ben-Cohen
[not found] ` <CAK=WgbYyFdLftE_kp2_JOThVhn-FzGsDqVqKn0Jwm2teQyZBNA@mail.gmail.com>
2011-11-30 16:15 ` Michael S. Tsirkin
2011-11-30 16:24 ` Ohad Ben-Cohen
2011-11-30 23:27 ` Ohad Ben-Cohen
2011-11-30 23:43 ` Michael S. Tsirkin
2011-12-01 6:20 ` Ohad Ben-Cohen
2011-11-29 15:19 ` Michael S. Tsirkin [this message]
2011-11-30 11:55 ` Ohad Ben-Cohen
2011-11-30 14:50 ` Michael S. Tsirkin
2011-11-30 22:43 ` Ohad Ben-Cohen
2011-11-30 23:13 ` Michael S. Tsirkin
2011-12-01 2:28 ` Rusty Russell
2011-12-01 7:15 ` Ohad Ben-Cohen
2011-12-01 8:12 ` Michael S. Tsirkin
2011-12-02 0:26 ` Rusty Russell
2011-12-01 6:14 ` Ohad Ben-Cohen
2011-12-01 9:09 ` Michael S. Tsirkin
2011-12-02 23:09 ` Benjamin Herrenschmidt
2011-12-03 5:14 ` Rusty Russell
2011-12-11 12:25 ` Michael S. Tsirkin
2011-12-11 22:27 ` Benjamin Herrenschmidt
2011-12-12 3:06 ` Amos Kong
2011-12-12 5:12 ` Rusty Russell
2011-12-12 23:56 ` Amos Kong
2011-12-19 2:35 ` Rusty Russell
2011-12-19 2:19 ` Amos Kong
2011-12-19 2:41 ` Benjamin Herrenschmidt
2011-12-19 7:21 ` Amos Kong
2011-12-19 2:50 ` Amos Kong
2011-12-19 8:37 ` Rusty Russell
2011-12-03 6:01 ` Ohad Ben-Cohen
2011-11-29 12:31 Ohad Ben-Cohen
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=20111129151958.GA31789@redhat.com \
--to=mst@redhat.com \
--cc=kvm@vger.kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=ohad@wizery.com \
--cc=virtualization@lists.linux-foundation.org \
/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).