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    SubjectRe: [ RFC, PATCH - 1/2 ] x86-microcode: refactor microcode output messages


    Andreas Herrmann wrote:
    > On Sun, Nov 01, 2009 at 11:22:59PM +0100, dimm wrote:
    >> Hi,
    >>
    >>
    >> this is in response to Mike's patch "Limit the number of microcode
    >> messages".
    >>
    >> What's about the following (yet preliminary and not thoroughly tested)
    >> approach?
    >
    > Hmm, patch-1 doesn't apply:
    >
    > patching file arch/x86/include/asm/microcode.h
    > patching file arch/x86/kernel/microcode_amd.c
    > Hunk #1 succeeded at 152 (offset -4 lines).
    > Hunk #2 succeeded at 240 (offset -7 lines).
    > patch: **** malformed patch at line 99: size_t size)
    >
    >
    >> patch-1:
    >>
    >> simplify 'struct ucode_cpu_info' and related operational logic.
    >>
    >>
    >> patch-2:
    >>
    >> reduce a number of similar 'microcode version' messages by printing a
    >> single message for all cpus with equal microcode version, like:
    >
    > Would be useful on systems with many cores.
    >
    > On AMD multi-socket systems often you have the same CPU revisions and
    > thus you'd like to have similar ucode on all cores. Hence there is a
    > high chance that your code would reduce the amount of microcode log
    > messages during boot.
    >
    > I'd like to test it but would need patches that do apply ...
    >
    >
    > Thanks,
    > Andreas

    I will test it here as well.

    Thanks,
    Mike


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