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    SubjectRe: [PATCH 1/2] x86: Track minimum microcode revision globally v2
    On Wed, Jun 13, 2012 at 12:19:31AM +0200, Borislav Petkov wrote:
    > On Tue, Jun 12, 2012 at 03:09:25PM -0700, Andi Kleen wrote:
    > >
    > > >Ok, is it only me or is this boot_min_microcode superfluous?
    > > >IOW, you can only use boot_cpu_data.microcode instead and drop
    > > >boot_min_microcode.
    > >
    > > boot_cpu_data.microcode contains a copy of the original microcode,
    > > so we couldn't detect the boot cpu case. In theory could hard code
    > > CPU #0 is boot cpu or so,
    > > but I prefer to track it with the separate variable.
    >
    > Ok, this begs the next question then: why do we need to say that some AP
    > has a lower ucode version than the BSP?

    I would consider that a BIOS bug.

    -Andi


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