linux-kernel - Re: [RFC v7 00/23] adapt clockevents frequencies to mono clock

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Date:   Tue, 20 Sep 2016 22:54:02 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Nicolai Stange <nicstange@...il.com>
cc:     John Stultz <john.stultz@...aro.org>, linux-kernel@...r.kernel.org
Subject: Re: [RFC v7 00/23] adapt clockevents frequencies to mono clock

On Fri, 16 Sep 2016, Nicolai Stange wrote:

> Goal: avoid programming ced devices too early for large deltas, for
>       details, c.f. the description of [21/23].
> 
> [21-23/23] Actually do the frequency adjustments.
> 
> Tested on x86_64 and next-20160916.

Have you ever measured the overhead of the extra work which has to be done
in clockevents_adjust_all_freqs() ?

Thanks,

	tglx