On Thu, Oct 07, 2010 at 02:29:07PM +0200, Avi Kivity wrote:
> On 10/04/2010 05:56 PM, Gleb Natapov wrote:
> >When page is swapped in it is mapped into guest memory only after guest
> >tries to access it again and generate another fault. To save this fault
> >we can map it immediately since we know that guest is going to access
> >the page. Do it only when tdp is enabled for now. Shadow paging case is
> >more complicated. CR[034] and EFER registers should be switched before
> >doing mapping and then switched back.
>
> With non-pv apf, I don't think we can do shadow paging. The guest
Yes, with non-pv this trick will not work without tdp. I haven't even
considered it for that case.