Re: __supported_pte_mask breaks PROT_NONE pages

[Ingo Molnar]

* H. Peter Anvin <hpa@xxxxxxxxx> wrote:

> [Dropped wli from the Cc: list because holomorphy.com doesn't resolve]
> 
> Jeremy Fitzhardinge wrote:
> > 
> > I guess the best fix is to only apply __supported_pte_mask to present
> > ptes.  This seems like the right solution to me, as it means we can
> > completely ignore the issue of overlaps between the present pte bits and
> > the non-present pte-as-swap entry use of the bits.  (Patch below.)
> > 
> 
> It certainly looks reasonable, so I have applied this patch to
> tip:x86/urgent.  However, since I'm on the way out to FOSDEM I won't be
> able to run any tests on this.

Looks good here so i pushed it out into tip:master.

Thanks,

	Ingo
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