linux-kernel - Re: [LKP] [lkp-robot] [sched/fair] 4c77b18cf8: hackbench.throughput -14.4% regression

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Date:   Tue, 02 May 2017 10:29:19 +0800
From:   "Huang\, Ying" <ying.huang@...el.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        kitsunyan <kitsunyan@...ox.ru>, Mike Galbraith <efault@....de>,
        LKML <linux-kernel@...r.kernel.org>, "Chris Mason" <clm@...com>,
        Mike Galbraith <umgwanakikbuti@...il.com>, <lkp@...org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Ingo Molnar <mingo@...nel.org>
Subject: Re: [LKP] [lkp-robot] [sched/fair] 4c77b18cf8: hackbench.throughput -14.4% regression

Hi, Peter,

Peter Zijlstra <peterz@...radead.org> writes:

> On Tue, Mar 07, 2017 at 11:18:36AM +0800, kernel test robot wrote:
>> Greeting,
>> 
>> FYI, we noticed a -14.4% regression of hackbench.throughput due to commit:
>
> Yeah, I know ... this patch is a mixed bag, some like it, some hate it.
>
> But given it was fingered by a human doing desktopy things that trumps
> artificial benchmark.
>
> Still, I'll try and see if I can fix thing once I find a spare moment.

Do you have any update for this regression?

Don't want to push you, just want to get the latest status.

Best Regards,
Huang, Ying