linux-kernel - Re: [PATCH v2 3/3] alarmtimer: Always export alarmtimer_get

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Date:   Thu, 23 Jan 2020 17:14:03 -0800
From:   Stephen Boyd <swboyd@...omium.org>
To:     John Stultz <john.stultz@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>
Cc:     linux-kernel@...r.kernel.org, Stephen Boyd <sboyd@...nel.org>,
        Douglas Anderson <dianders@...omium.org>
Subject: Re: [PATCH v2 3/3] alarmtimer: Always export alarmtimer_get_rtcdev() and update docs

Quoting Thomas Gleixner (2020-01-23 17:04:49)
> Stephen Boyd <swboyd@...omium.org> writes:
> > The export isn't there for the stubbed version of
> > alarmtimer_get_rtcdev(), so move the export outside of the ifdef. And
> > rtcdev isn't used outside of this ifdef so we don't need to redefine it
> > as NULL.
> 
> This does not make any sense. Why would we export a trivial stub which
> just returns NULL?
> 
> The right thing to do is to make that an inline function in the relevant
> header file.

Ok. Will do.

> 
> > @@ -67,8 +67,6 @@ static DEFINE_SPINLOCK(rtcdev_lock);
> >   * alarmtimer_get_rtcdev - Return selected rtcdevice
> >   *
> >   * This function returns the rtc device to use for wakealarms.
> > - * If one has not already been chosen, it checks to see if a
> > - * functional rtc device is available.
> 
> Unrelated comment change which is not explained in the changelog. Please
> make that a separate patch as it has absolutely nothing to do with the
> stub function issue.
> 

Fair enough. I only mentioned it with one word in the subject, 'docs'.
Sorry about that.