From mboxrd@z Thu Jan  1 00:00:00 1970
From: Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH v7 03/15] sched/core: uclamp: Add system default clamps
Date: Wed, 13 Mar 2019 21:18:21 +0100
Message-ID: <20190313201821.GW2482@worktop.programming.kicks-ass.net>
References: <20190208100554.32196-1-patrick.bellasi@arm.com>
 <20190208100554.32196-4-patrick.bellasi@arm.com>
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To: Patrick Bellasi <patrick.bellasi@arm.com>
Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-api@vger.kernel.org, Ingo Molnar <mingo@redhat.com>, Tejun Heo <tj@kernel.org>, "Rafael J . Wysocki" <rafael.j.wysocki@intel.com>, Vincent Guittot <vincent.guittot@linaro.org>, Viresh Kumar <viresh.kumar@linaro.org>, Paul Turner <pjt@google.com>, Quentin Perret <quentin.perret@arm.com>, Dietmar Eggemann <dietmar.eggemann@arm.com>, Morten Rasmussen <morten.rasmussen@arm.com>, Juri Lelli <juri.lelli@redhat.com>, Todd Kjos <tkjos@google.com>, Joel Fernandes <joelaf@google.com>, Steve Muckle <smuckle@google.com>, Suren Baghdasaryan <surenb@google.com>
List-Id: linux-pm@vger.kernel.org

On Fri, Feb 08, 2019 at 10:05:42AM +0000, Patrick Bellasi wrote:
> +static void uclamp_fork(struct task_struct *p)
> +{
> +	unsigned int clamp_id;
> +
> +	if (unlikely(!p->sched_class->uclamp_enabled))
> +		return;
> +
> +	for (clamp_id = 0; clamp_id < UCLAMP_CNT; ++clamp_id)
> +		p->uclamp[clamp_id].active = false;
> +}

Because in that case .active == false, and copy_process() will have done
thr right thing?