On 09/05/2014 07:00 AM, Toshi Kani wrote:
>
> That's a fine idea, but as Ingo also suggested, I am going to disable
> this feature on all Pentium 4 models. That should give us a safety
> margin. Using slot 4 has a benefit that it keeps the PAT setup
> consistent with Xen.
>
Slot 4 is also the maximally problematic one, because it is the one that
might be incorrectly invoked for the page tables themselves.
-hpa
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