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    SubjectRe: faster via/centaur hw rng throughput patch for
    Martin Peck wrote:
    > - use of cpu_has_xstore replaced with model / stepping
    > checks to determine C5XL/C5P/C5J/* capability. there
    > is a problem with first generation C5XL boards (with
    > stepping 0 IIRC) that do not report xstore but do
    > have a functional hardware rng device. the stepping
    > check also distinguishes the single entropy C5XL from
    > the dual entropy C5P+.

    Oh, and this change is going in the wrong direction.

    You should instead modify arch/i386/kernel/cpu/centaur.c with code that
    does something like

    if (!xstore feature bit reported)
    check stepping and see if it's there anyway



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