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Re: [Xen-devel] [PATCH] add pvrdtscp tsc_mode support for hvm

To: Dan Magenheimer <dan.magenheimer@xxxxxxxxxx>, "Xen-Devel (E-mail)" <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH] add pvrdtscp tsc_mode support for hvm
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Thu, 17 Dec 2009 06:23:39 +0000
Cc: Andre Przywara <andre.przywara@xxxxxxx>
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On 17/12/2009 01:43, "Dan Magenheimer" <dan.magenheimer@xxxxxxxxxx> wrote:

> When tsc_mode is pvrdtscp, tsc_aux is handled differently.
> Also added some code for AMD svm pvrdtscp support...
> needs more work I think.
> 
> There may also be a better way to handle tscmode in the
> x86_emulate.c code (but this code seems to live in
> a different universe and adding the extra callout seemed
> to work).

I couldn't see what the tscmode callout was for, so I removed it. I reworked
and fixed up the rest of the patch and then applied it as changeset 20657.

 -- Keir



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