From mboxrd@z Thu Jan  1 00:00:00 1970
From: Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH 2/3] cpufreq: schedutil: move slow path from workqueue to
 SCHED_FIFO task
Date: Fri, 11 Nov 2016 15:39:35 +0100
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To: Tommaso Cucinotta <tommaso.cucinotta@sssup.it>
Cc: Viresh Kumar <viresh.kumar@linaro.org>, Rafael Wysocki <rjw@rjwysocki.net>, Ingo Molnar <mingo@redhat.com>, linaro-kernel@lists.linaro.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Vincent Guittot <vincent.guittot@linaro.org>, Juri Lelli <Juri.Lelli@arm.com>, Robin Randhawa <robin.randhawa@arm.com>, Steve Muckle <smuckle.linux@gmail.com>

On Fri, Nov 11, 2016 at 03:32:04PM +0100, Tommaso Cucinotta wrote:
> >+	struct sched_param param = { .sched_priority = 50 };
> 
> won't you have a tunable here? (sysctl?)

You can use the regular userspace tools, like schedtool and chrt to set
priorities.