linux-kernel - Re: [pipe] 3a34b13a88: hackbench.throughput -12.6% regression

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Message-ID: <CAHk-=wjuCQSmpMA8HiGNHx3XVVFwEONQWydH2yrnzoT_ZDksGw@mail.gmail.com>
Date:   Wed, 18 Aug 2021 11:17:59 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Mel Gorman <mgorman@...hsingularity.net>
Cc:     kernel test robot <oliver.sang@...el.com>,
        Sandeep Patil <sspatil@...roid.com>,
        Michael Kerrisk <mtk.manpages@...il.com>,
        LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org,
        kernel test robot <lkp@...el.com>,
        "Huang, Ying" <ying.huang@...el.com>,
        Feng Tang <feng.tang@...el.com>,
        Zhengjun Xing <zhengjun.xing@...ux.intel.com>
Subject: Re: [pipe] 3a34b13a88: hackbench.throughput -12.6% regression

On Wed, Aug 18, 2021 at 8:31 AM Mel Gorman <mgorman@...hsingularity.net> wrote:
>
> I know hackbench is not particularly interesting but it's used often
> enough when comparing kernels and patches that commit 3a34b13a88 will be
> a regression magnet.

Fair enough.

And I like that patch anyway because of how it makes that EPOLLET
behaviour much more explicit, so I just committed it.

               Linus