Re: [perf x86] b77491648e: will-it-scale.per_process_ops -2.1% regression

From: Andi Kleen
Date: Wed Feb 05 2020 - 15:47:09 EST


kernel test robot <rong.a.chen@xxxxxxxxx> writes:

> Greeting,
>
> FYI, we noticed a -2.1% regression of will-it-scale.per_process_ops due to commit:
>
>
> commit: b77491648e6eb2f26b6edf5eaea859adc17f4dcc ("perf x86: Infrastructure for exposing an Uncore unit to PMON mapping")
> https://github.com/0day-ci/linux/commits/roman-sudarikov-linux-intel-com/perf-x86-Exposing-IO-stack-to-IO-PMON-mapping-through-sysfs/20200118-075508

Seems to be spurious bisect. I don't think that commit could change
anything performance related.

-Andi