linux-kernel - Re: [RFC PATCH] gpiolib: remove extra

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Message-ID: <CAMRc=MfbwMPQPM+OPzh12Hvbe7Wx9+vMwDn7oz=gFdfZ5N2PXw@mail.gmail.com>
Date: Wed, 20 Dec 2023 15:08:22 +0100
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: Linus Walleij <linus.walleij@...aro.org>, Kent Gibson <warthog618@...il.com>, 
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [RFC PATCH] gpiolib: remove extra_checks

On Wed, Dec 20, 2023 at 3:03 PM Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
>
> On Tue, Dec 19, 2023 at 09:11:02PM +0100, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> >
> > extra_checks is only used in a few places. It also depends on
>
> > a non-standard DEBUG define one needs to add to the source file.
>
> Huh?!
>
> What then CONFIG_DEBUG_GPIO is about?

Ah, right, it's set in Makefile. I didn't notice before.

>
> > The
> > overhead of removing it should be minimal (we already use pure
> > might_sleep() in the code anyway) so drop it.
>
> ...
>
> I agree on might_sleep() changes, but WARN_ON(), see above why.
>

See above where?

Bart

> --
> With Best Regards,
> Andy Shevchenko
>
>