Re: [PATCH v2] kvm: x86: emulate monitor and mwait instructions as nop

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On Wed, Jun 04, 2014 at 06:34:04PM +0200, Paolo Bonzini wrote:
> That should be the purpose of KVM_GET_EMULATED_CPUID, so MWAIT could be
> added in __do_cpuid_ent_emulated.  However, the corresponding QEMU patches
> were never included.  Borislav, can you refresh them?

/me goes and swaps in all the details from the discussion at that
time.... tries to decipher what the whole story was about...

Well, AFAIR - the operative word being "remember" - Eduardo had a
problem with diffentiating between emulated features and real hw
features and what was being filtered out... here's where the thread
starts:

http://lkml.kernel.org/r/20130923162856.GC7264@xxxxxxxxxxxxxxxxxxxxxxxx

I think we remained at that someone, maybe he, would have to clean all
that discrepancy before we do the emulated gunk. Let me CC him.

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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