From: Rong Chen <rong.a.chen@intel.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>,
"maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)"
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Viresh Kumar <viresh.kumar@linaro.org>,
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Subject: Re: [cpufreq] 06c4d00466: will-it-scale.per_process_ops -53.4% regression
Date: Wed, 25 Mar 2020 15:50:44 +0800 [thread overview]
Message-ID: <43a4189a-7153-18e8-4657-4a4400002c05@intel.com> (raw)
In-Reply-To: <CAHp75VeeKZLeZ8E3Py7LECN54SPFHaRgkxrMzBYQWXM8x+4JhA@mail.gmail.com>
On 3/24/20 6:24 PM, Andy Shevchenko wrote:
> On Tue, Mar 24, 2020 at 8:02 AM kernel test robot <rong.a.chen@intel.com> wrote:
>> Greeting,
>>
>> FYI, we noticed a -53.4% regression of will-it-scale.per_process_ops due to commit:
>> commit: 06c4d00466eb374841bc84c39af19b3161ff6917 ("[patch 09/22] cpufreq: Convert to new X86 CPU match macros")
>> url: https://github.com/0day-ci/linux/commits/Thomas-Gleixner/x86-devicetable-Move-x86-specific-macro-out-of-generic-code/20200321-031729
>> base: https://git.kernel.org/cgit/linux/kernel/git/rafael/linux-pm.git linux-next
>>
>> in testcase: will-it-scale
>> on test machine: 4 threads Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz with 8G memory
>> with following parameters:
>
> drivers/cpufreq/speedstep-centrino.c change missed the terminator,
> perhaps it's a culprit, because I don't believe removing dups and
> reordering lines may affect this.
> Can you restore terminator there and re-test?
>
I have retested with the change, but it has no effect on the performance.
Best Regards,
Rong Chen
next prev parent reply other threads:[~2020-03-25 7:51 UTC|newest]
Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-20 13:13 [patch 00/22] x86/treewide: Consolidate CPU match macro maze and get rid of C89 (sic!) initializers Thomas Gleixner
2020-03-20 13:13 ` [patch 01/22] x86/devicetable: Move x86 specific macro out of generic code Thomas Gleixner
2020-03-20 14:33 ` Andy Shevchenko
2020-03-20 20:24 ` Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 02/22] x86/cpu: Add conistent CPU match macros Thomas Gleixner
2020-03-20 14:29 ` Bjorn Helgaas
2020-03-20 14:39 ` Andy Shevchenko
2020-03-20 20:27 ` Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] x86/cpu: Add consistent " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 03/22] x86/cpu/bugs: Convert to new matching macros Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 04/22] x86/perf/events: Convert to new CPU match macros Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 05/22] x86/kvm: " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 06/22] x86/kernel: " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 07/22] x86/platform: " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 08/22] ACPI: Convert to new X86 " Thomas Gleixner
2020-03-20 14:47 ` Andy Shevchenko
2020-03-20 20:32 ` Thomas Gleixner
2020-03-23 16:38 ` mark gross
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 09/22] cpufreq: " Thomas Gleixner
2020-03-20 14:50 ` Andy Shevchenko
2020-03-20 20:30 ` Thomas Gleixner
2020-03-20 21:52 ` Andy Shevchenko
2020-03-20 22:18 ` Thomas Gleixner
2020-03-24 13:51 ` [patch V2 " Thomas Gleixner
2020-03-24 15:37 ` Rafael J. Wysocki
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
[not found] ` <20200324060124.GC11705@shao2-debian>
2020-03-24 10:24 ` [cpufreq] 06c4d00466: will-it-scale.per_process_ops -53.4% regression Andy Shevchenko
2020-03-24 15:38 ` Srinivas Pandruvada
2020-03-25 7:51 ` Rong Chen
2020-03-25 7:50 ` Rong Chen [this message]
2020-03-25 10:32 ` Thomas Gleixner
2020-03-26 8:33 ` kernel test robot
2020-03-25 12:41 ` [tip: x86/cpu] cpufreq/intel_pstate: Fix wrong macro conversion tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 10/22] EDAC: Convert to new X86 CPU match macros Thomas Gleixner
2020-03-24 19:31 ` Luck, Tony
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 11/22] platform/x86: Convert to new " Thomas Gleixner
2020-03-20 14:52 ` Andy Shevchenko
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 12/22] hwmon: Convert to new X86 " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 13/22] thermal: " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:13 ` [patch 14/22] extcon: axp288: " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:14 ` [patch 15/22] intel_idle: " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:14 ` [patch 16/22] mmc: sdhci-acpi: " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:14 ` [patch 17/22] PCI: intel-mid: " Thomas Gleixner
2020-03-20 14:30 ` Bjorn Helgaas
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:14 ` [patch 18/22] powercap/intel_rapl: " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:14 ` [patch 19/22] ASoC: Intel: " Thomas Gleixner
2020-03-20 14:58 ` Andy Shevchenko
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:14 ` [patch 20/22] crypto: Convert to new " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 13:14 ` [patch 21/22] hwrng: via_rng - Convert to new X86 " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] hwrng: via_rng: " tip-bot2 for Thomas Gleixner
2020-03-20 13:14 ` [patch 22/22] x86/cpu: Cleanup the now unused " Thomas Gleixner
2020-03-24 22:32 ` [tip: x86/cpu] " tip-bot2 for Thomas Gleixner
2020-03-20 14:31 ` [patch 00/22] x86/treewide: Consolidate CPU match macro maze and get rid of C89 (sic!) initializers Andy Shevchenko
2020-03-20 14:59 ` Greg Kroah-Hartman
2020-03-24 18:58 ` [PATCH 23/22] x86/smpboot: Remove the last ICPU() macro Borislav Petkov
2020-04-13 8:40 ` [tip: x86/cleanups] " tip-bot2 for Borislav Petkov
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