Messages in this thread | | | Date | Fri, 16 Mar 2007 10:31:19 +0100 | From | Ingo Molnar <> | Subject | Re: [patch 07/26] Xen-paravirt_ops: Allow paravirt backend to choose kernel PMD sharing |
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* Jeremy Fitzhardinge <jeremy@goop.org> wrote:
> Normally when running in PAE mode, the 4th PMD maps the kernel address > space, which can be shared among all processes (since they all need > the same kernel mappings. > > Xen, however, does not allow guests to have the kernel pmd shared > between page tables, so parameterize pgtable.c to allow both modes of > operation.
Acked-by: Ingo Molnar <mingo@elte.hu>
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