Eric W. Biederman wrote:
> If we don't set the leaf page table entries it is quite possible that
> will inherit and incorrect page table entry from the initial boot
> page table setup in head.S. So we need to redo the effort here,
> so we pick up PSE, PGE and the like.
>
> Hypervisors like Xen require that their page tables be read-only,
> which is slightly incompatible with our low identity mappings, however
> I discussed this with Jeremy he has modified the Xen early set_pte
> function to avoid problems in this area.
>
> Andi I sent this once a part of the discussion on this issue so
> you may already have this patch in your queue.
>
> Signed-off-by: Eric W. Biederman <[email protected]>
>
Acked-by: Jeremy Fitzhardinge <[email protected]>
J
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