From: Chris Wright <chrisw@sous-sol.org>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: akataria@vmware.com, Jeremy Fitzhardinge <jeremy@goop.org>,
"avi@redhat.com" <avi@redhat.com>,
Rusty Russell <rusty@rustcorp.com.au>,
Gerd Hoffmann <kraxel@redhat.com>,
"H. Peter Anvin" <hpa@zytor.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>,
Daniel Hecht <dhecht@vmware.com>, Zach Amsden <zach@vmware.com>,
"virtualization@lists.linux-foundation.org"
<virtualization@lists.linux-foundation.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: [RFC] CPUID usage for interaction between Hypervisors and Linux.
Date: Wed, 1 Oct 2008 14:15:32 -0700 [thread overview]
Message-ID: <20081001211532.GC634@sequoia.sous-sol.org> (raw)
In-Reply-To: <48E3E6DF.8060400@codemonkey.ws>
* Anthony Liguori (anthony@codemonkey.ws) wrote:
> We've already gone down the road of trying to make standard paravirtual
> interfaces (via virtio). No one was sufficiently interested in
> collaborating. I don't see why other paravirtualizations are going to
> be much different.
The point is to be able to support those interfaces. Presently a Linux guest
will test and find out which HV it's running on, and adapt. Another
guest will fail to enlighten itself, and perf will suffer...yadda, yadda.
thanks,
-chris
next prev parent reply other threads:[~2008-10-01 21:17 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 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
2008-10-08 1:09 ` H. Peter Anvin
2008-10-08 1:09 ` H. Peter Anvin
2008-10-07 23:45 ` Jeremy Fitzhardinge
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
2008-10-02 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
2008-10-01 17:47 ` H. Peter Anvin
2008-10-01 18:04 ` Jeremy Fitzhardinge
2008-10-01 18:07 ` H. Peter Anvin
2008-10-01 18:07 ` H. Peter Anvin
2008-10-01 18:12 ` Jeremy Fitzhardinge
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 18:43 ` 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 18:36 ` Jeremy Fitzhardinge
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 [this message]
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 21:29 ` Anthony Liguori
2008-10-01 21:29 ` Anthony Liguori
2008-10-01 21:23 ` Alok Kataria
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 0:39 ` 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 1:21 ` H. Peter Anvin
2008-10-02 1:21 ` H. Peter Anvin
2008-10-02 1:11 ` Zachary Amsden
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
2008-10-01 21:01 ` Alok Kataria
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
-- strict thread matches above, loose matches on Subject: below --
2008-10-01 17:14 Alok Kataria
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