Re: [Xen-devel] [RFC][PATCH]Large Page Support for HAP

["Stephen C. Tweedie" <sct@xxxxxxxxxx>]

Hi,

On Tue, 2007-11-20 at 17:22 +0000, Keir Fraser wrote:

> > I don't have any objection to doing opportunistic PSE for the former
> > case.  But telling the two apart is rather hard.
> 
> Support for PV guests would be explicit. Hugetlbfs would know whether it had
> superpages or not, and can fail in the latter case.

Yep, I'd be assuming that.  It's the FV case where it's harder to see
how we communicate this information back to the guest.

--Stephen



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