Re: [PATCH] ALSA: firewire-motu: mark trace helpers as __maybe_unused

From: Takashi Iwai
Date: Thu Apr 20 2017 - 06:51:38 EST


On Wed, 19 Apr 2017 19:51:29 +0200,
Arnd Bergmann wrote:
>
> Two functions were introduced for the purpose of tracing but cause warnings
> when tracing is disabled:
>
> sound/firewire/motu/amdtp-motu.c:284:13: error: 'copy_message' defined but not used [-Werror=unused-function]
> static void copy_message(u64 *frames, __be32 *buffer, unsigned int data_blocks,
> sound/firewire/motu/amdtp-motu.c:271:13: error: 'copy_sph' defined but not used [-Werror=unused-function]
> static void copy_sph(u32 *frames, __be32 *buffer, unsigned int data_blocks,
>
> Marking them as __maybe_unused will do the right thing here.
>
> Fixes: 17909c1b3058 ("ALSA: firewire-motu: add tracepoints for SPH in IEC 61883-1 fashion")
> Fixes: c6b0b9e65f09 ("ALSA: firewire-motu: add tracepoints for messages for unique protocol")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Applied, thanks.


Takashi