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Message-ID: <87shr1yj3w.fsf@belgarion.home>
Date:   Tue, 08 Nov 2016 18:30:43 +0100
From:   Robert Jarzmik <robert.jarzmik@...e.fr>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>,
        Sergey Yanovich <ynvich@...il.com>,
        linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] serial: pxa2xx: mark PM functions as __maybe_unused

Arnd Bergmann <arnd@...db.de> writes:

> The fresh new serial driver for pxa produces warnings when
> CONFIG_PM_SLEEP is disabled:
>
> drivers/tty/serial/8250/8250_pxa.c:50:12: error: 'serial_pxa_resume' defined but not used [-Werror=unused-function]
> drivers/tty/serial/8250/8250_pxa.c:41:12: error: 'serial_pxa_suspend' defined but not used [-Werror=unused-function]
>
> This removes the #ifdef around the two functions and instead marks both
> as __maybe_unused, which is more robust and avoids the warning.
>
> Fixes: ab28f51c77cd ("serial: rewrite pxa2xx-uart to use 8250_core")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
Acked-by: Robert Jarzmik <robert.jarzmik@...e.fr>

Cheers.

--
Robert

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