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From: Keir Fraser <keir.fraser@eu.citrix.com>
To: Jeremy Fitzhardinge <jeremy@goop.org>, Jan Beulich <JBeulich@novell.com>
Cc: Xen-devel <xen-devel@lists.xensource.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: Xen's use of PAT and PV guests
Date: Tue, 30 Mar 2010 18:59:02 +0100	[thread overview]
Message-ID: <C7D7FA76.F17A%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <4BB2376B.7020400@goop.org>

On 30/03/2010 18:39, "Jeremy Fitzhardinge" <jeremy@goop.org> wrote:

> Does Xen guarantee that PAT is always available to vcpus as part of its
> ABI  (ie, do we support any pre-PAT cpus?).

As it happens I think we do only support CPUs that have PAT. But you can
always check CPUID, just like running natively.

 -- Keir

  reply	other threads:[~2010-03-30 17:59 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-30  0:35 Xen's use of PAT and PV guests Jeremy Fitzhardinge
2010-03-30  7:44 ` Jan Beulich
2010-03-30 17:39   ` Jeremy Fitzhardinge
2010-03-30 17:59     ` Keir Fraser [this message]
2010-03-30 18:25       ` Jeremy Fitzhardinge
2010-03-30 16:57 ` Konrad Rzeszutek Wilk
2010-03-30 18:43   ` Jeremy Fitzhardinge
2010-03-31  8:26     ` Jan Beulich
2010-03-30 17:56 ` Ian Campbell
2010-03-30 21:47   ` Jeremy Fitzhardinge
2010-03-31  8:31     ` Ian Campbell
2010-03-31 16:55       ` Jeremy Fitzhardinge

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