linux-kernel - Re: [PATCH v1 1/1] PM: Revert "Add EXPORT macros for exporting PM functions"

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Message-ID: <Z4kmh6YHkNUGFnMK@smile.fi.intel.com>
Date: Thu, 16 Jan 2025 17:32:23 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
	"Rafael J. Wysocki" <rafael@...nel.org>,
	Pavel Machek <pavel@....cz>, Len Brown <len.brown@...el.com>,
	Adrian Hunter <adrian.hunter@...el.com>
Subject: Re: [PATCH v1 1/1] PM: Revert "Add EXPORT macros for exporting PM
 functions"

On Thu, Jan 16, 2025 at 04:24:16PM +0100, Greg Kroah-Hartman wrote:
> On Thu, Jan 16, 2025 at 05:21:51PM +0200, Andy Shevchenko wrote:

...

> >  #ifdef CONFIG_PM
> >  #define _EXPORT_DEV_PM_OPS(name, license, ns)		_EXPORT_PM_OPS(name, license, ns)
> > -#define EXPORT_PM_FN_GPL(name)				EXPORT_SYMBOL_GPL(name)
> > -#define EXPORT_PM_FN_NS_GPL(name, ns)			EXPORT_SYMBOL_NS_GPL(name, "ns")
> >  #else
> >  #define _EXPORT_DEV_PM_OPS(name, license, ns)		_DISCARD_PM_OPS(name, license, ns)
> > -#define EXPORT_PM_FN_GPL(name)
> > -#define EXPORT_PM_FN_NS_GPL(name, ns)
> 
> Why not start using them instead?

I tried and they didn't produce what we want (code elimination for
the CONFIG_PM=n).

-- 
With Best Regards,
Andy Shevchenko