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    SubjectRe: [X86] Add recent Centaur CPUs to PAT whitelist
    Dave Jones wrote:
    > On Wed, May 21, 2008 at 04:56:28PM -0700, H. Peter Anvin wrote:
    > > Dave Jones wrote:
    > > >
    > > > From conversation with Centaur engineers, both the newer generations
    > > > of the VIA C7, and their future CPUs support PAT, with no known errata.
    > > >
    > > > Signed-off-by: Dave Jones <davej@redhat.com>
    > > >
    > >
    > > Question: are there any VIA CPUs that display the PAT CPUID flag that
    > > aren't covered by the above?
    >
    > No. They only added PAT support with the current Esther (C7) generation iirc.
    >

    OK, so we should just enable VIA unconditionally as long as PAT is
    displayed and not worry about generation numbers; same with Transmeta
    (only the Transmeta Efficeon supported PAT, and it had a
    strictly-coherent memory system.)

    -hpa


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