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From: Viresh Kumar <viresh.kumar@linaro.org>
To: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: Linux PM <linux-pm@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Doug Smythies <dsmythies@telus.net>,
	Giovanni Gherdovich <ggherdovich@suse.com>
Subject: Re: [PATCH v1 1/4] cpufreq: schedutil: Add util to struct sg_cpu
Date: Tue, 8 Dec 2020 14:03:44 +0530	[thread overview]
Message-ID: <20201208083344.s67kalyxuui3ia4q@vireshk-i7> (raw)
In-Reply-To: <2344038.BgO4qI7qUv@kreacher>

On 07-12-20, 17:28, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> 
> Instead of passing util and max between functions while computing the
> utilization and capacity, store the former in struct sg_cpu (along
> with the latter and bw_dl).
> 
> This will allow the current utilization value to be compared with the
> one obtained previously (which is requisite for some code changes to
> follow this one), but also it makes the code look slightly more
> consistent and clean.
> 
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> ---
>  kernel/sched/cpufreq_schedutil.c |   42 ++++++++++++++++++---------------------
>  1 file changed, 20 insertions(+), 22 deletions(-)
> 
> Index: linux-pm/kernel/sched/cpufreq_schedutil.c
> ===================================================================
> --- linux-pm.orig/kernel/sched/cpufreq_schedutil.c
> +++ linux-pm/kernel/sched/cpufreq_schedutil.c
> @@ -53,6 +53,7 @@ struct sugov_cpu {
>  	unsigned int		iowait_boost;
>  	u64			last_update;
>  
> +	unsigned long		util;
>  	unsigned long		bw_dl;
>  	unsigned long		max;
>  
> @@ -276,16 +277,15 @@ unsigned long schedutil_cpu_util(int cpu
>  	return min(max, util);
>  }
>  
> -static unsigned long sugov_get_util(struct sugov_cpu *sg_cpu)
> +static void sugov_get_util(struct sugov_cpu *sg_cpu)

Maybe name it sugov_update_util() ?

Otherwise,

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

-- 
viresh

  reply	other threads:[~2020-12-08  8:34 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-07 16:25 [PATCH v1 0/4] cpufreq: Allow drivers to receive more information from the governor Rafael J. Wysocki
2020-12-07 16:28 ` [PATCH v1 1/4] cpufreq: schedutil: Add util to struct sg_cpu Rafael J. Wysocki
2020-12-08  8:33   ` Viresh Kumar [this message]
2020-12-09 17:17     ` Rafael J. Wysocki
2020-12-07 16:29 ` [PATCH v1 2/4] cpufreq: schedutil: Adjust utilization instead of frequency Rafael J. Wysocki
2020-12-08  8:51   ` Viresh Kumar
2020-12-08 17:01     ` Rafael J. Wysocki
2020-12-09  5:16       ` Viresh Kumar
2020-12-09 15:32         ` Rafael J. Wysocki
2020-12-14 11:07           ` Viresh Kumar
2020-12-07 16:35 ` [PATCH v1 3/4] cpufreq: Add special-purpose fast-switching callback for drivers Rafael J. Wysocki
2020-12-08  9:02   ` Viresh Kumar
2020-12-15  4:16     ` Viresh Kumar
2020-12-15 15:38       ` Rafael J. Wysocki
2020-12-07 16:38 ` [PATCH v1 4/4] cpufreq: intel_pstate: Implement the ->adjust_perf() callback Rafael J. Wysocki
2020-12-08 12:43   ` Peter Zijlstra
2020-12-08 17:10     ` Rafael J. Wysocki
2020-12-08 16:30 ` [PATCH v1 0/4] cpufreq: Allow drivers to receive more information from the governor Giovanni Gherdovich
2020-12-08 17:13   ` Rafael J. Wysocki
2020-12-08 19:14     ` Doug Smythies
2020-12-13 19:12       ` Doug Smythies
2020-12-18 15:32       ` Peter Zijlstra
2020-12-14 20:01 ` [PATCH v2 0/3] " Rafael J. Wysocki
2020-12-14 20:04   ` [PATCH v2 1/3] cpufreq: schedutil: Add util to struct sg_cpu Rafael J. Wysocki
2020-12-14 20:08   ` [PATCH v2 2/3] cpufreq: Add special-purpose fast-switching callback for drivers Rafael J. Wysocki
2020-12-14 20:09   ` [PATCH v2 3/3] cpufreq: intel_pstate: Implement the ->adjust_perf() callback Rafael J. Wysocki
2020-12-15  3:29     ` Srinivas Pandruvada
2020-12-15  4:16   ` [PATCH v2 0/3] cpufreq: Allow drivers to receive more information from the governor Viresh Kumar
2020-12-17 15:26   ` Doug Smythies
2020-12-21 10:41     ` Rafael J. Wysocki
2020-12-18 16:11   ` Giovanni Gherdovich
2020-12-21 16:11     ` Rafael J. Wysocki
2020-12-23 13:06       ` Giovanni Gherdovich
2020-12-28 19:11         ` Rafael J. Wysocki

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