linux-kernel - Re: [PATCH] gpiolib: add missing include

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Message-ID: <CAMRc=MeMvTQULCmP4N_0MoHxKVLOTBsxW8zL8=kcC15wAdMpVA@mail.gmail.com>
Date:   Wed, 5 Jul 2023 13:58:30 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Kent Gibson <warthog618@...il.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH] gpiolib: add missing include

On Wed, Jul 5, 2023 at 1:05 PM Kent Gibson <warthog618@...il.com> wrote:
>
> On Wed, Jul 05, 2023 at 12:59:19PM +0200, Bartosz Golaszewski wrote:
> > On Wed, Jul 5, 2023 at 12:57 PM Kent Gibson <warthog618@...il.com> wrote:
> > >
> > > On Wed, Jul 05, 2023 at 09:42:19AM +0200, Bartosz Golaszewski wrote:
> > > > From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> > > >
> > > > gpiolib.h uses notifiers but doesn't include <linux/notifier.h>.
> > > >
> > >
> > > Fair enough.
> > >
> > > Reviewed-by: Kent Gibson <warthog618@...il.com>
> > >
> > > Same is true for gpiolib-cdev, btw.
> > > You want to touch that one up as well?
> > >
> >
> > No, it already includes gpiolib.h.
> >
>
> Yeah, but that is indirect, and gpiolib-cdev.c uses struct notifier_block
> directly.  Doesn't that warrant an explicit include?
>
> Cheers,
> Kent.

Then gpiolib.c would need one too. IMO it's fine to just have it in
gpiolib.h. It's a gpio-local header included by all core .c files.

Bart