On Tue, Jun 12, 2018 at 02:00:11PM +0200, Daniel Lezcano wrote:
> +static void idle_injection_last_man(struct idle_injection_device *ii_dev)
> +{
> +     unsigned int run_duration_ms;
> +
> +     run_duration_ms = READ_ONCE(ii_dev->run_duration_ms);
> +     if (run_duration_ms) {
> +             hrtimer_start(&ii_dev->timer, ms_to_ktime(run_duration_ms),
> +                           HRTIMER_MODE_REL_PINNED);

What's the point of PINNED here? AFAICT this gets called from a
different CPU every time.

> +             return;
> +     }
> +
> +     complete(&ii_dev->stop_complete);
> +}

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