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Date: Wed, 23 Nov 2016 06:20:40 -0800
From: Tony Lindgren <tony@atomide.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Bin Liu <b-liu@ti.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Felipe Balbi <balbi@kernel.org>, Johan Hovold <johan@kernel.org>,
        Rasmus Villemoes <linux@rasmusvillemoes.dk>, linux-usb@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH] usb: musb: mark PM functions as __maybe_unused
Message-ID: <20161123142040.GP7129@atomide.com>
References: <20161122143028.1822041-1-arnd@arndb.de>
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* Arnd Bergmann <arnd@arndb.de> [161122 06:30]:
> Building without CONFIG_PM causes a harmless warning:
> 
> drivers/usb/musb/musb_core.c:2041:12: error: ‘musb_run_resume_work’ defined but not used [-Werror=unused-function]
> 
> Removing the #ifdef around the PM code and instead marking the suspend/resume
> functions as __maybe_unused will do the right thing without warning.

OK works for me:

Acked-by: Tony Lindgren <tony@atomide.com>