linux-kernel - Re: [PATCH v1 2/9] pwm: lpss: Move exported symbols to PWM

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Date:   Wed, 7 Sep 2022 20:14:15 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
Cc:     linux-kernel@...r.kernel.org, linux-pwm@...r.kernel.org,
        Thierry Reding <thierry.reding@...il.com>
Subject: Re: [PATCH v1 2/9] pwm: lpss: Move exported symbols to PWM_LPSS
 namespace

On Wed, Sep 07, 2022 at 08:00:42PM +0300, Andy Shevchenko wrote:
> On Wed, Sep 07, 2022 at 05:21:53PM +0300, Andy Shevchenko wrote:
> > On Wed, Sep 07, 2022 at 11:11:44AM +0200, Uwe Kleine-König wrote:
> > > On Tue, Sep 06, 2022 at 10:57:28PM +0300, Andy Shevchenko wrote:

...

> > > > -EXPORT_SYMBOL_GPL(pwm_lpss_probe);
> > > > +EXPORT_SYMBOL_NS_GPL(pwm_lpss_probe, PWM_LPSS);
> > > 
> > > There is something possible with more magic:
> > > 	#define DEFAULT_SYMBOL_NAMESPACE PWM_LPSS
> > > 
> > > which you only need once in pwm-lpss.c and then all exports use that
> > > namespace. (And if you pick up my suggestion for patch 1 you also
> > > benefit from that.)
> > 
> > For a single export (even for a few of them) it's an overkill.
> 
> Ah, you adding there 4 more. But still I think it's an overkill. It's so small
> driver that duplicating namespace in each of the exported symbols is not an
> issue, is it?

Okay, now looking at the patch organization (I forgot that I moved NS one to be
not the first one) your suggestion makes a point. We won't change the code we
just introduced.

That said, I would like to get your SoB or what you agree with to the patch 1
and I make this one as you suggested.


-- 
With Best Regards,
Andy Shevchenko