linux-kernel - Re: [PATCH] cpufreq: Select IRQ_WORK if CPU_FREQ_GOV

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Message-ID: <20160229031816.GJ5823@vireshk-i7>
Date:	Mon, 29 Feb 2016 08:48:16 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:	Linux PM list <linux-pm@...r.kernel.org>,
	Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] cpufreq: Select IRQ_WORK if CPU_FREQ_GOV_COMMON is set

On 28-02-16, 02:33, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> Commit 8fb47ff100af (cpufreq: governor: Replace timers with utilization
> update callbacks) made CPU_FREQ select IRQ_WORK, but that's not
> necessary, as it is sufficient for IRQ_WORK to be selected by
> CPU_FREQ_GOV_COMMON, so modify the cpufreq Kconfig to that effect.
> 
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> ---
> 
> On top of linux-next.
> 
> Thanks,
> Rafael
> 
> ---
>  drivers/cpufreq/Kconfig |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> Index: linux-pm/drivers/cpufreq/Kconfig
> ===================================================================
> --- linux-pm.orig/drivers/cpufreq/Kconfig
> +++ linux-pm/drivers/cpufreq/Kconfig
> @@ -3,7 +3,6 @@ menu "CPU Frequency scaling"
>  config CPU_FREQ
>  	bool "CPU Frequency scaling"
>  	select SRCU
> -	select IRQ_WORK
>  	help
>  	  CPU Frequency scaling allows you to change the clock speed of 
>  	  CPUs on the fly. This is a nice method to save power, because 
> @@ -20,6 +19,7 @@ config CPU_FREQ
>  if CPU_FREQ
>  
>  config CPU_FREQ_GOV_COMMON
> +	select IRQ_WORK
>  	bool
>  
>  config CPU_FREQ_BOOST_SW

Acked-by: Viresh Kumar <viresh.kumar@...aro.org>

-- 
viresh