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    SubjectRe: [PATCH] x86/microcode/AMD: Attempt applying on every logical thread
    On Tue, Aug 16, 2022 at 09:00:14AM +0000, Ashok Raj wrote:
    > A re-application means, you want to apply even if the cpu_rev <= patch.rev

    Yes.

    > if cpu_rev is > patch_rev, clearly its ahead?. say BIOS has a newer
    > version than in the initrd image, do we want to replace the BIOS
    > version since we do no revid checks here.

    Can you even downgrade the microcode through the MSR?

    --
    Regards/Gruss,
    Boris.

    https://people.kernel.org/tglx/notes-about-netiquette

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