linux-kernel - Re: [PATCH v9 09/10] cpuidle: menu: Refine idle state selection for running tick

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Message-ID: <20180405122758.GO4082@hirez.programming.kicks-ass.net>
Date:   Thu, 5 Apr 2018 14:27:58 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     Linux PM <linux-pm@...r.kernel.org>,
        Frederic Weisbecker <fweisbec@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Paul McKenney <paulmck@...ux.vnet.ibm.com>,
        Thomas Ilsche <thomas.ilsche@...dresden.de>,
        Doug Smythies <dsmythies@...us.net>,
        Rik van Riel <riel@...riel.com>,
        Aubrey Li <aubrey.li@...ux.intel.com>,
        Mike Galbraith <mgalbraith@...e.de>,
        LKML <linux-kernel@...r.kernel.org>,
        Len Brown <len.brown@...el.com>
Subject: Re: [PATCH v9 09/10] cpuidle: menu: Refine idle state selection for
 running tick

On Wed, Apr 04, 2018 at 10:49:34AM +0200, Rafael J. Wysocki wrote:
> -static inline ktime_t tick_nohz_get_sleep_length(void)
> +static inline ktime_t tick_nohz_get_sleep_length(ktime_t *delta_next)
>  {
> -	return NSEC_PER_SEC / HZ;
> +	*delta_next = NSEC_PER_SEC / HZ;
> +	return *delta_next;

Shouldn't that be TICK_NSEC ?