Re: [x86/mce] 1de08dccd3: will-it-scale.per_process_ops -14.1% regression

Borislav Petkov
2020-04-25T13:01:49Z

On Sat, Apr 25, 2020 at 07:44:14PM +0800, kernel test robot wrote:
> Greeting,
>
> FYI, we noticed a -14.1% regression of will-it-scale.per_process_ops due to commit:
>
>
> commit: 1de08dccd383482a3e88845d3554094d338f5ff9 ("x86/mce: Add a struct mce.kflags field")

I don't see how a struct mce member addition will cause any performance
regression. Please check your test case.

Thx.

--
Regards/Gruss,
Boris.

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