Re: [Xen-devel] [RFC PATCH 14/35] subarch modify CPU capabilities

[Chris Wright <chrisw@xxxxxxxxxxxx>]

* Keir Fraser (Keir.Fraser@xxxxxxxxxxxx) wrote:
> 
> On 22 Mar 2006, at 08:35, Zachary Amsden wrote:
> 
> >That's pretty heinous.  Suppose Xen decides to start supporting any of 
> >these features.  Now, you need to change all of the Xen modified 
> >kernels to remove pieces of this.
> 
> Well, old kernels would still work and most of those features aren't 
> all that useful in a virtualised environment anyway. But, point taken, 
> adding a hypervisor trap for CPUID and making use of it would clean up 
> that code.

Agreed, added to todo.

thanks,
-chris

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