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Re: [Xen-devel] Xen on Seattle

On Tue, 2014-09-02 at 19:15 +0100, Stefano Stabellini wrote:
> There is nothing preventing a guest kernel from using 64K pages anywhere
> else though.

AFAIK you can't mix and match 4K and 64K pages in a single PT since 4K
vs 64K is controllled by the granule size setting which is global and
affects the entirety of the current PT.

So you would have to e.g. switch to 4K pages just to make hypercalls,
which would be quite a faff.


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