[Xen-devel] Re: [PATCH v2] Enable SMEP CPU feature support for XEN hypervisor

["Jan Beulich" <jbeulich@xxxxxxxxxx>]

>>> Keir Fraser <keir@xxxxxxx> 06/04/11 5:32 PM >>>
>I mean, I know we may as well just hide the feature from PV 64b guests
>totally. That's obvious. Let's stop talking about PV 64b guests already! The
>question is: what to do about PV 32b guests?

Quite obviously we ought to allow 32-bit pv guests to control this for
themselves (and hence see the feature).

Besides that, assuming Xin verified it's working, your latest patch
looks great to me.

Jan

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