Re: [PATCH v1 1/4] cpufreq: schedutil: Add util to struct sg_cpu

From: Viresh Kumar
Date: Tue Dec 08 2020 - 03:34:30 EST


On 07-12-20, 17:28, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
>
> 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@xxxxxxxxx>
> ---
> 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@xxxxxxxxxx>

--
viresh