linux-kernel - Re: [PATCH 3/3] sched/fair: Consider uclamp for "task fits capacity" checks

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Message-ID: <20191121115602.GA213296@google.com>
Date:   Thu, 21 Nov 2019 11:56:02 +0000
From:   Quentin Perret <qperret@...gle.com>
To:     Valentin Schneider <valentin.schneider@....com>
Cc:     linux-kernel@...r.kernel.org, peterz@...radead.org,
        mingo@...nel.org, vincent.guittot@...aro.org,
        dietmar.eggemann@....com, patrick.bellasi@...bug.net,
        qais.yousef@....com, morten.rasmussen@....com
Subject: Re: [PATCH 3/3] sched/fair: Consider uclamp for "task fits capacity"
 checks

On Wednesday 20 Nov 2019 at 17:55:33 (+0000), Valentin Schneider wrote:
> +static inline
> +unsigned long uclamp_task_util(struct task_struct *p, unsigned long util)

This 'util' parameter is always task_util_est(p) right ? You might want
to remove it.

> +{
> +	return clamp(util,
> +		     (unsigned long)uclamp_eff_value(p, UCLAMP_MIN),
> +		     (unsigned long)uclamp_eff_value(p, UCLAMP_MAX));
> +}

Thanks,
Quentin