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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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