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Message-ID: <CAHp75Veyz-hMYPDEiCC1WJASGZ8N9pVef0foYJ0vBcW2VpfR+w@mail.gmail.com>
Date: Thu, 7 Dec 2023 14:02:29 +0200
From: Andy Shevchenko <andy.shevchenko@...il.com>
To: George Stark <gnstark@...utedevices.com>
Cc: Christophe Leroy <christophe.leroy@...roup.eu>,
Hans de Goede <hdegoede@...hat.com>,
"pavel@....cz" <pavel@....cz>, "lee@...nel.org" <lee@...nel.org>,
"vadimp@...dia.com" <vadimp@...dia.com>,
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Waiman Long <longman@...hat.com>, mingo@...hat.com,
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"linux-leds@...r.kernel.org" <linux-leds@...r.kernel.org>,
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Subject: Re: [PATCH v2 01/10] devm-helpers: introduce devm_mutex_init
On Thu, Dec 7, 2023 at 1:23 AM George Stark <gnstark@...utedevices.com> wrote:
> On 12/7/23 01:37, Christophe Leroy wrote:
> > Le 06/12/2023 à 23:14, Christophe Leroy a écrit :
...
> > Looking at it closer, I have the feeling that you want to do similar to
> > devm_gpio_request() in linux/gpio.h :
> >
> > In linux/mutex.h, add a prototype for devm_mutex_init() when
> > CONFIG_DEBUG_MUTEXES is defined and an empty static inline otherwise.
> > Then define devm_mutex_init() in kernel/locking/mutex-debug.c
>
> Yes, this would be almost perfect decision. BTW just as in linux/gpio.h
> we wouldn't have to include whole "linux/device.h" into mutex.h, only
> add forward declaration of struct device;
In case you place it into a C-file. Otherwise you need a header for
the API and that is not acceptable for mutex.h.
--
With Best Regards,
Andy Shevchenko
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