From: Paul Brook <paul@codesourcery.com>
To: qemu-devel@nongnu.org
Cc: Cam Macdonell <cam@cs.ualberta.ca>, kvm@vger.kernel.org
Subject: Re: [Qemu-devel] [PATCH] Inter-VM shared memory PCI device
Date: Sun, 7 Mar 2010 22:53:59 +0000 [thread overview]
Message-ID: <201003072254.00040.paul@codesourcery.com> (raw)
In-Reply-To: <1267833161-25267-2-git-send-email-cam@cs.ualberta.ca>
> Support an inter-vm shared memory device that maps a shared-memory object
> as a PCI device in the guest. This patch also supports interrupts between
> guest by communicating over a unix domain socket. This patch applies to
> the qemu-kvm repository.
No. All new devices should be fully qdev based.
I suspect you've also ignored a load of coherency issues, especially when not
using KVM. As soon as you have shared memory in more than one host
thread/process you have to worry about memory barriers.
Paul
next prev parent reply other threads:[~2010-03-07 22:55 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-05 23:52 [Qemu-devel] [PATCH] Support adding a file to qemu's ram allocation Cam Macdonell
2010-03-05 23:52 ` [Qemu-devel] [PATCH] Inter-VM shared memory PCI device Cam Macdonell
2010-03-07 22:53 ` Paul Brook [this message]
2010-03-08 1:45 ` Jamie Lokier
2010-03-08 9:48 ` Alexander Graf
2010-03-08 9:54 ` Jamie Lokier
2010-03-08 10:57 ` Alexander Graf
2010-03-09 21:41 ` Anthony Liguori
2010-03-08 13:04 ` Paul Brook
2010-03-09 19:00 ` Jamie Lokier
2010-03-08 9:52 ` Avi Kivity
2010-03-08 13:03 ` Paul Brook
2010-03-08 13:16 ` Avi Kivity
2010-03-09 20:11 ` Jamie Lokier
2010-03-09 21:44 ` Anthony Liguori
2010-03-10 9:25 ` Avi Kivity
2010-03-10 17:13 ` Anthony Liguori
2010-03-10 17:30 ` Avi Kivity
2010-03-10 17:41 ` Paul Brook
2010-03-11 6:33 ` Avi Kivity
2010-03-11 12:21 ` Paul Brook
2010-03-09 20:12 ` Jamie Lokier
2010-03-10 0:03 ` Paul Brook
2010-03-10 4:38 ` Cam Macdonell
2010-03-10 9:29 ` Avi Kivity
2010-03-10 11:13 ` Paul Brook
2010-03-11 3:10 ` Jamie Lokier
2010-03-11 4:37 ` Nick Piggin
2010-03-11 14:38 ` malc
2010-03-08 9:56 ` [Qemu-devel] " Avi Kivity
2010-03-08 17:57 ` Cam Macdonell
2010-03-09 10:29 ` Avi Kivity
[not found] ` <8286e4ee1003090724m1ef0b571g8b705a24e36e1753@mail.gmail.com>
2010-03-09 15:27 ` [Qemu-devel] " Cam Macdonell
2010-03-09 17:28 ` [Qemu-devel] " Avi Kivity
2010-03-09 17:34 ` Anthony Liguori
2010-03-09 18:34 ` Cam Macdonell
2010-03-10 9:21 ` Avi Kivity
2010-03-10 16:36 ` Cam Macdonell
2010-03-11 6:49 ` Avi Kivity
2010-03-09 12:49 ` Arnd Bergmann
2010-03-09 13:03 ` Avi Kivity
2010-03-09 16:44 ` Cam Macdonell
2010-03-10 14:04 ` Arnd Bergmann
2010-03-11 6:50 ` Avi Kivity
2010-03-11 12:57 ` Arnd Bergmann
2010-03-11 13:07 ` Avi Kivity
2010-03-11 14:32 ` Arnd Bergmann
2010-03-08 9:53 ` [Qemu-devel] Re: [PATCH] Support adding a file to qemu's ram allocation Avi Kivity
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=201003072254.00040.paul@codesourcery.com \
--to=paul@codesourcery.com \
--cc=cam@cs.ualberta.ca \
--cc=kvm@vger.kernel.org \
--cc=qemu-devel@nongnu.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).