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Date: Fri, 26 Sep 2008 21:20:14 -0700
From: "H. Peter Anvin" <hpa@zytor.com>
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To: akataria@vmware.com
CC: Jeremy Fitzhardinge <jeremy@goop.org>, Ingo Molnar <mingo@elte.hu>,
       Thomas Gleixner <tglx@linutronix.de>,
       LKML <linux-kernel@vger.kernel.org>,
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       Daniel Hecht <dhecht@vmware.com>,
       "Jun.Nakajima@Intel.Com" <Jun.Nakajima@Intel.Com>,
       Tim Deegan <Tim.Deegan@citrix.com>
Subject: Re: Use CPUID to communicate with the hypervisor.
References: <1222472815.29886.43.camel@alok-dev1>  <48DD860C.50809@goop.org> <1222485079.23825.13.camel@alok-dev1>
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Alok Kataria wrote:
> 
> Avoiding existing leaves,
> Microsoft's Hypervisor  is using levels 0x40000000 - 0x40000005.
> The first 2 are standard levels and the rest of them are Microsoft
> hypervisors specific levels. So started with 0x40000010.
> 

The first two?  And standard according to whom?

	-hpa