linux-kernel - Re: [genirq] cbe16f35be: will-it-scale.per_thread

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Message-ID: <87o8dyn5xr.ffs@nanos.tec.linutronix.de>
Date:   Wed, 28 Apr 2021 10:56:16 +0200
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Feng Tang <feng.tang@...el.com>,
        "Song Bao Hua \(Barry Song\)" <song.bao.hua@...ilicon.com>
Cc:     kernel test robot <oliver.sang@...el.com>,
        Ingo Molnar <mingo@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        "lkp\@lists.01.org" <lkp@...ts.01.org>,
        "lkp\@intel.com" <lkp@...el.com>,
        "ying.huang\@intel.com" <ying.huang@...el.com>,
        "zhengjun.xing\@intel.com" <zhengjun.xing@...el.com>,
        "x86\@kernel.org" <x86@...nel.org>
Subject: Re: [genirq]  cbe16f35be:  will-it-scale.per_thread_ops -5.2% regression

On Wed, Apr 28 2021 at 16:08, Feng Tang wrote:
> On Wed, Apr 28, 2021 at 07:01:35AM +0000, Song Bao Hua (Barry Song) wrote:
>
>> But it is still an irrelevant problem.
> Yes, the commit itself has no problem. And my personal thought
> is no further action is needed. 

The commit does not need any further action, but this testing stuff
really needs further action because we can't differentiate between real
regressions and these bogus reports anymore.

Thanks,

        tglx