From: "H. Peter Anvin" <hpa@zytor.com>
To: akataria@vmware.com
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
"avi@redhat.com" <avi@redhat.com>,
Rusty Russell <rusty@rustcorp.com.au>,
Gerd Hoffmann <kraxel@redhat.com>, Ingo Molnar <mingo@elte.hu>,
the arch/x86 maintainers <x86@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
"Nakajima, Jun" <jun.nakajima@intel.com>,
Dan Hecht <dhecht@vmware.com>, Zachary Amsden <zach@vmware.com>,
virtualization@lists.linux-foundation.org, kvm@vger.kernel.org
Subject: Re: [RFC] CPUID usage for interaction between Hypervisors and Linux.
Date: Wed, 01 Oct 2008 10:47:48 -0700 [thread overview]
Message-ID: <48E3B7C4.2020707@zytor.com> (raw)
In-Reply-To: <1222881242.9381.17.camel@alok-dev1>
Alok Kataria wrote:
>
> Hypervisor CPUID Interface Proposal
> -----------------------------------
>
> Intel & AMD have reserved cpuid levels 0x40000000 - 0x400000FF for
> software use. Hypervisors can use these levels to provide an interface
> to pass information from the hypervisor to the guest running inside a
> virtual machine.
>
> This proposal defines a standard framework for the way in which the
> Linux and hypervisor communities incrementally define this CPUID space.
>
I also observe that your proposal provides no mean of positive
identification, i.e. that a hypervisor actually conforms to your proposal.
-hpa
next prev parent reply other threads:[~2008-10-01 17:51 UTC|newest]
Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-01 17:14 [RFC] CPUID usage for interaction between Hypervisors and Linux Alok Kataria
2008-10-01 17:14 ` Alok Kataria
2008-10-01 17:21 ` H. Peter Anvin
2008-10-01 17:33 ` Alok Kataria
2008-10-01 17:45 ` H. Peter Anvin
2008-10-01 17:45 ` H. Peter Anvin
2008-10-01 18:06 ` Jeremy Fitzhardinge
2008-10-01 21:05 ` Alok Kataria
2008-10-01 22:46 ` H. Peter Anvin
2008-10-01 22:46 ` H. Peter Anvin
2008-10-02 1:11 ` Nakajima, Jun
2008-10-02 1:11 ` Nakajima, Jun
2008-10-02 1:24 ` H. Peter Anvin
2008-10-02 1:24 ` H. Peter Anvin
2008-10-03 22:33 ` Nakajima, Jun
2008-10-03 22:33 ` Nakajima, Jun
2008-10-03 23:30 ` H. Peter Anvin
2008-10-04 0:27 ` Nakajima, Jun
2008-10-04 0:27 ` Nakajima, Jun
2008-10-04 0:35 ` H. Peter Anvin
2008-10-07 22:30 ` Nakajima, Jun
2008-10-07 22:30 ` Nakajima, Jun
2008-10-07 22:30 ` Nakajima, Jun
2008-10-07 22:37 ` H. Peter Anvin
2008-10-07 22:37 ` H. Peter Anvin
2008-10-07 23:45 ` Jeremy Fitzhardinge
2008-10-07 23:45 ` Jeremy Fitzhardinge
2008-10-08 1:09 ` H. Peter Anvin
2008-10-08 1:09 ` H. Peter Anvin
2008-10-07 23:41 ` Jeremy Fitzhardinge
2008-10-07 23:45 ` H. Peter Anvin
2008-10-07 23:45 ` H. Peter Anvin
2008-10-08 0:40 ` Jeremy Fitzhardinge
2008-10-08 0:40 ` Jeremy Fitzhardinge
2008-10-07 23:41 ` Jeremy Fitzhardinge
2008-10-04 0:35 ` H. Peter Anvin
2008-10-04 8:53 ` Avi Kivity
2008-10-04 8:53 ` Avi Kivity
2008-10-04 0:27 ` Nakajima, Jun
2008-10-03 23:30 ` H. Peter Anvin
2008-10-03 22:33 ` Nakajima, Jun
2008-10-02 1:11 ` Nakajima, Jun
2008-10-01 21:05 ` Alok Kataria
2008-10-01 18:06 ` Jeremy Fitzhardinge
2008-10-01 17:33 ` Alok Kataria
2008-10-01 17:21 ` H. Peter Anvin
2008-10-01 17:47 ` H. Peter Anvin [this message]
2008-10-01 17:47 ` H. Peter Anvin
2008-10-01 18:04 ` Jeremy Fitzhardinge
2008-10-01 20:03 ` Anthony Liguori
2008-10-01 20:03 ` Anthony Liguori
2008-10-01 20:08 ` Jeremy Fitzhardinge
2008-10-01 20:08 ` Jeremy Fitzhardinge
2008-10-01 21:03 ` Anthony Liguori
2008-10-01 21:03 ` Anthony Liguori
2008-10-01 21:03 ` Anthony Liguori
2008-10-01 18:04 ` Jeremy Fitzhardinge
2008-10-01 18:07 ` H. Peter Anvin
2008-10-01 18:12 ` Jeremy Fitzhardinge
2008-10-01 18:16 ` H. Peter Anvin
2008-10-01 18:16 ` H. Peter Anvin
2008-10-01 18:36 ` Jeremy Fitzhardinge
2008-10-01 18:36 ` Jeremy Fitzhardinge
2008-10-01 18:43 ` H. Peter Anvin
2008-10-01 18:43 ` H. Peter Anvin
2008-10-01 19:56 ` Jeremy Fitzhardinge
2008-10-01 19:56 ` Jeremy Fitzhardinge
2008-10-01 20:38 ` Chris Wright
2008-10-01 20:38 ` Chris Wright
2008-10-01 22:38 ` H. Peter Anvin
2008-10-01 22:38 ` H. Peter Anvin
2008-10-01 18:12 ` Jeremy Fitzhardinge
2008-10-01 18:07 ` H. Peter Anvin
2008-10-01 21:01 ` Alok Kataria
2008-10-01 21:01 ` Alok Kataria
2008-10-01 21:08 ` Anthony Liguori
2008-10-01 21:08 ` Anthony Liguori
2008-10-01 21:15 ` Chris Wright
2008-10-01 21:31 ` Anthony Liguori
2008-10-01 21:31 ` Anthony Liguori
2008-10-01 21:15 ` Chris Wright
2008-10-01 21:23 ` Alok Kataria
2008-10-01 21:23 ` Alok Kataria
2008-10-01 21:29 ` Anthony Liguori
2008-10-01 21:29 ` Anthony Liguori
2008-10-01 21:17 ` Jeremy Fitzhardinge
2008-10-01 21:17 ` Jeremy Fitzhardinge
2008-10-01 21:34 ` Anthony Liguori
2008-10-01 21:43 ` Chris Wright
2008-10-01 21:43 ` Chris Wright
2008-10-02 11:29 ` Avi Kivity
2008-10-02 11:29 ` Avi Kivity
2008-10-01 23:47 ` Zachary Amsden
2008-10-02 0:39 ` H. Peter Anvin
2008-10-02 0:57 ` H. Peter Anvin
2008-10-02 0:57 ` H. Peter Anvin
2008-10-02 1:11 ` Zachary Amsden
2008-10-02 1:11 ` Zachary Amsden
2008-10-02 1:21 ` H. Peter Anvin
2008-10-02 1:21 ` H. Peter Anvin
2008-10-02 0:39 ` H. Peter Anvin
2008-10-02 0:41 ` Anthony Liguori
2008-10-02 0:41 ` Anthony Liguori
2008-10-01 23:47 ` Zachary Amsden
2008-10-01 21:34 ` Anthony Liguori
-- strict thread matches above, loose matches on Subject: below --
2008-10-01 17:14 Alok Kataria
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=48E3B7C4.2020707@zytor.com \
--to=hpa@zytor.com \
--cc=akataria@vmware.com \
--cc=avi@redhat.com \
--cc=dhecht@vmware.com \
--cc=jeremy@goop.org \
--cc=jun.nakajima@intel.com \
--cc=kraxel@redhat.com \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=rusty@rustcorp.com.au \
--cc=virtualization@lists.linux-foundation.org \
--cc=x86@kernel.org \
--cc=zach@vmware.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.