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[Xen-devel] Re: Xen's use of PAT and PV guests
| To: | Jeremy Fitzhardinge <jeremy@xxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx> |
|---|---|
| Subject: | [Xen-devel] Re: Xen's use of PAT and PV guests |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Tue, 30 Mar 2010 18:59:02 +0100 |
| Cc: | Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> |
| Delivery-date: | Tue, 30 Mar 2010 11:05:24 -0700 |
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| Thread-index: | AcrQMB1z1fCIETfGRCeJDFucsdo5LgAApCQw |
| Thread-topic: | Xen's use of PAT and PV guests |
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On 30/03/2010 18:39, "Jeremy Fitzhardinge" <jeremy@xxxxxxxx> 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 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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