linux-kernel - Re: [PATCH v2 1/1] PM: Revert "Add EXPORT macros for exporting PM functions"

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Message-ID: <CAJZ5v0ihURJTjYNhzmxa4gtz0giRUfNGgR4p9kys0zHfXAQY=Q@mail.gmail.com>
Date: Thu, 23 Jan 2025 21:23:02 +0100
From: "Rafael J. Wysocki" <rafael@...nel.org>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: "Rafael J. Wysocki" <rafael@...nel.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>, linux-pm@...r.kernel.org, 
	linux-kernel@...r.kernel.org, Len Brown <len.brown@...el.com>, 
	Pavel Machek <pavel@....cz>, Richard Fitzgerald <rf@...nsource.cirrus.com>, 
	Adrian Hunter <adrian.hunter@...el.com>
Subject: Re: [PATCH v2 1/1] PM: Revert "Add EXPORT macros for exporting PM functions"

On Fri, Jan 17, 2025 at 2:39 PM Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
>
> On Thu, Jan 16, 2025 at 08:18:19PM +0100, Rafael J. Wysocki wrote:
> > On Thu, Jan 16, 2025 at 5:33 PM Andy Shevchenko
> > <andriy.shevchenko@...ux.intel.com> wrote:
> > > On Thu, Jan 16, 2025 at 05:27:59PM +0100, Rafael J. Wysocki wrote:
> > > > On Thu, Jan 16, 2025 at 5:13 PM Andy Shevchenko
> > > > <andriy.shevchenko@...ux.intel.com> wrote:
> > > > > On Thu, Jan 16, 2025 at 05:09:29PM +0100, Rafael J. Wysocki wrote:
> > > > > > On Thu, Jan 16, 2025 at 4:44 PM Andy Shevchenko
> > > > > > <andriy.shevchenko@...ux.intel.com> wrote:
> > > > > > >
> > > > > > > The introduced macros are not doing what they intend for, namely
> > > > > > > they won't eliminate the code when CONFIG_PM=n.
> > > > > >
> > > > > > I don't think they have ever been expected to eliminate the code then.
> > > > > > They just don't export the symbols in that case.
> > > > >
> > > > > Then I'm really puzzled with (potential) usefulness of them to begin with.
> > > > > Having a dead code that is not exported is doubtful benefit.
> > > >
> > > > Arguably, exported dead code is even worse.
> > > >
> > > > Anyway, it is hard to say what they are good for if there are no users.
> > > >
> > > > My point really is that you don't need to add anything beyond "this
> > > > stuff has no users" to get it removed and arguing about what the
> > > > unused stuff was intended for is not very useful so to speak.
> > >
> > > I see. Shall I send a v3 with the reduced commit message?
> >
> > It's there in my queue and I can take care of the changelog, so no need.
>
> Ah, thanks!

Applied now, thanks!