Joerg Roedel wrote:
> From: Joerg Roedel <[EMAIL PROTECTED]>
>
> This patch forbids the guest to execute monitor/mwait instructions on
> SVM. This is necessary because the guest can execute these instructions
> if they are available even if the kvm cpuid doesn't report its
> existence.
>
>   

You're intercepting the instructions unconditionally.  What about the 
case where cpuid does report monitor/mwait support?  The guest can 
legitimately use them then.

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to 
panic.


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