svn commit: r222150 - in stable/8/sys: amd64/amd64 amd64/include i386/i386 i386/include

Fri May 20 22:30:52 UTC 2011

On Fri, May 20, 2011 at 10:22:56PM +0000, Jung-uk Kim wrote:
> Author: jkim
> Date: Fri May 20 22:22:56 2011
> New Revision: 222150
> URL: http://svn.freebsd.org/changeset/base/222150
> 
> Log:
>   MFC:	r221188
>   
>   Define "Hypervisor Present" bit.  This bit is used by several hypervisors to
>   identify CPUs running under emulation.

In the latest revision of the Software Developer's Manual, Intel stated
that bit 31 is always 0 for the real CPUs. So it is as much official as it
can be.
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