From: Viresh Kumar <viresh.kumar@linaro.org>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: soc@kernel.org, arm@kernel.org,
"Rafael J . Wysocki" <rjw@rjwysocki.net>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] ARM: config: multi_v7 Use schedutil cpufreq
Date: Mon, 2 Mar 2020 09:52:05 +0530 [thread overview]
Message-ID: <20200302042205.tonnru7ysr46fht4@vireshk-i7> (raw)
In-Reply-To: <20200229210225.173084-1-linus.walleij@linaro.org>
On 29-02-20, 22:02, Linus Walleij wrote:
> The multi v7 config is using the ondemand governor by default,
> but the schedutil is mature and enabled by default in other
> defconfigs, let's encourage schedutil as governor but keep
> ondemand as compiled-in instead of the other way around.
>
> Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
> Cc: Viresh Kumar <viresh.kumar@linaro.org>
> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
> ---
> ARM SoC folks: if you agree please apply this directly. I think
> putting this in the multi v7 as default is a good way to
> actively encourage this governor, unless Viresh or Rafael
> objects.
> ---
> arch/arm/configs/multi_v7_defconfig | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig
> index 017d65f86eba..beec2c8d76aa 100644
> --- a/arch/arm/configs/multi_v7_defconfig
> +++ b/arch/arm/configs/multi_v7_defconfig
> @@ -100,11 +100,11 @@ CONFIG_KEXEC=y
> CONFIG_EFI=y
> CONFIG_CPU_FREQ=y
> CONFIG_CPU_FREQ_STAT=y
> -CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
> +CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL=y
> CONFIG_CPU_FREQ_GOV_POWERSAVE=m
> CONFIG_CPU_FREQ_GOV_USERSPACE=m
> CONFIG_CPU_FREQ_GOV_CONSERVATIVE=m
> -CONFIG_CPU_FREQ_GOV_SCHEDUTIL=y
> +CONFIG_CPU_FREQ_GOV_ONDEMAND=y
> CONFIG_CPUFREQ_DT=y
> CONFIG_ARM_IMX6Q_CPUFREQ=y
> CONFIG_ARM_RASPBERRYPI_CPUFREQ=y
FWIW, I have tried something similar for arm64 earlier.
https://lore.kernel.org/lkml/af12e002bc165844101830c0eb00e283b536a879.1510813288.git.viresh.kumar@linaro.org/
--
viresh
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next prev parent reply other threads:[~2020-03-02 4:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-29 21:02 [PATCH] ARM: config: multi_v7 Use schedutil cpufreq Linus Walleij
2020-03-02 4:22 ` Viresh Kumar [this message]
2020-03-25 16:27 ` Arnd Bergmann
2020-03-26 22:08 ` Linus Walleij
2020-03-27 5:07 ` Viresh Kumar
2020-03-27 8:06 ` Vincent Guittot
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