linux-kernel - Re: [PATCH v2 1/4] time: rtc-lib: Add rtc_show_time(const char *prefix

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Date:   Thu, 20 Jul 2017 10:20:56 +0200
From:   Pavel Machek <pavel@....cz>
To:     Mark Salyzyn <salyzyn@...roid.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>, linux-kernel@...r.kernel.org,
        rjw@...ysocki.net, len.brown@...el.com, linux-pm@...r.kernel.org,
        a.zummo@...ertech.it, alexandre.belloni@...e-electrons.com,
        linux-rtc@...r.kernel.org, andy.shevchenko@...il.com,
        Mark Salyzyn <salyzyn@...gle.com>,
        "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
        Thierry Strudel <tstrudel@...gle.com>,
        John Stultz <john.stultz@...aro.org>,
        Richard Cochran <richardcochran@...il.com>,
        Nicolas Pitre <nicolas.pitre@...aro.org>,
        Kees Cook <keescook@...omium.org>
Subject: Re: [PATCH v2 1/4] time: rtc-lib: Add rtc_show_time(const char
 *prefix_msg)

Hi!

> >
> >       pr_info("My so important log message %lld\n", ktime_get_real_seconds());
> 
> Legacy (these prints have been in Android tree since 2013) for all our
> battery and power analysis tools are keyed off RTC format. There is some
> momentum, default should be epoch seconds/nanoseconds as that is a good
> example; and another option can select RTC (the option can be an internal
> patch to alter the format ... ick)

Yes, android development is broken. Please fix it, rather then trying
to break kernel to match.

Thank you,
									Pavel

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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