linux-kernel - Re: [PATCH] avr32/time: set ->min_delta_ticks and ->max_delta

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Message-ID: <20170403064227.GA27597@samfundet.no>
Date:   Mon, 3 Apr 2017 08:42:27 +0200
From:   Hans-Christian Noren Egtvedt <egtvedt@...fundet.no>
To:     Nicolai Stange <nicstange@...il.com>
Cc:     Haavard Skinnemoen <hskinnemoen@...il.com>,
        John Stultz <john.stultz@...aro.org>,
        linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH] avr32/time: set ->min_delta_ticks and ->max_delta_ticks

Around Thu 30 Mar 2017 21:39:33 +0200 or thereabout, Nicolai Stange wrote:
> In preparation for making the clockevents core NTP correction aware,
> all clockevent device drivers must set ->min_delta_ticks and
> ->max_delta_ticks rather than ->min_delta_ns and ->max_delta_ns: a
> clockevent device's rate is going to change dynamically and thus, the
> ratio of ns to ticks ceases to stay invariant.
> 
> Make the avr32 arch's clockevent driver initialize these fields properly.
> 
> This patch alone doesn't introduce any change in functionality as the
> clockevents core still looks exclusively at the (untouched) ->min_delta_ns
> and ->max_delta_ns. As soon as this has changed, a followup patch will
> purge the initialization of ->min_delta_ns and ->max_delta_ns from this
> driver.
> 
> Signed-off-by: Nicolai Stange <nicstange@...il.com>

-1

Please do not spend time on AVR32 architecture. It will be removed in the
next merge window.

<snipp diff>

-- 
Best regards,
Hans-Christian Noren Egtvedt