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Re: [PATCH 07/14] hw_random: exynos: use __maybe_unused to hide pm functions

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On 03.03.2016 00:58, Arnd Bergmann wrote:
> The exynos random driver uses #ifdef to check for CONFIG_PM, but
> then uses SIMPLE_DEV_PM_OPS, which leaves the references out when
> CONFIG_PM_SLEEP is not defined, so we get a warning with
> PM=y && PM_SLEEP=n:
> 
> drivers/char/hw_random/exynos-rng.c:166:12: error: 'exynos_rng_suspend' defined but not used [-Werror=unused-function]
> drivers/char/hw_random/exynos-rng.c:171:12: error: 'exynos_rng_resume' defined but not used [-Werror=unused-function]
> 
> This removes the incorrect #ifdef and instead uses a __maybe_unused
> annotation to let the compiler know it can silently drop
> the function definition.
> 
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
>  drivers/char/hw_random/exynos-rng.c | 10 ++++------
>  1 file changed, 4 insertions(+), 6 deletions(-)
> 

Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

Best regards,
Krzysztof

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[PATCH 00/14] drivers: use __maybe_unused to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
  [PATCH 12/14] keyboard: snvs-pwrkey: use __maybe_unused to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
    RE: [PATCH 12/14] keyboard: snvs-pwrkey: use __maybe_unused to hide  pm functions Frank Li <frank.li@nxp.com> - 2016-03-02 17:40 +0100
      Re: [PATCH 12/14] keyboard: snvs-pwrkey: use __maybe_unused to hide  pm functions Dmitry Torokhov <dmitry.torokhov@gmail.com> - 2016-03-02 18:20 +0100
  [PATCH 03/14] power: ipaq-micro-battery: use __maybe_unused to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
    Re: [PATCH 03/14] power: ipaq-micro-battery: use __maybe_unused to  hide pm functions Sebastian Reichel <sre@kernel.org> - 2016-03-03 15:30 +0100
  [PATCH 10/14] wireless: cw1200: use __maybe_unused to hide pm functions_ Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
  [PATCH 11/14] input: spear-keyboard: use __maybe_unused to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
    Re: [PATCH 11/14] input: spear-keyboard: use __maybe_unused to hide  pm functions Dmitry Torokhov <dmitry.torokhov@gmail.com> - 2016-03-02 18:20 +0100
  Re: [PATCH 01/14] pinctrl: at91: use __maybe_unused to hide pm  functions Nicolas Ferre <nicolas.ferre@atmel.com> - 2016-03-02 17:10 +0100
  [PATCH 13/14] [media] omap3isp: use IS_ENABLED() to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
  [PATCH 06/14] dma: sirf: use __maybe_unused to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
    Re: [PATCH 06/14] dma: sirf: use __maybe_unused to hide pm functions Vinod Koul <vinod.koul@intel.com> - 2016-03-03 04:50 +0100
      Re: [PATCH 06/14] dma: sirf: use __maybe_unused to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-03 13:40 +0100
  [PATCH 01/14] pinctrl: at91: use __maybe_unused to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
    Re: [PATCH 01/14] pinctrl: at91: use __maybe_unused to hide pm  functions Ludovic Desroches <ludovic.desroches@atmel.com> - 2016-03-02 17:50 +0100
  [PATCH 09/14] amd-xgbe: use __maybe_unused to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
  [PATCH 04/14] power: pm2301-charger: use __maybe_unused to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
    Re: [PATCH 04/14] power: pm2301-charger: use __maybe_unused to hide  pm functions Sebastian Reichel <sre@kernel.org> - 2016-03-03 15:30 +0100
  [PATCH 14/14] ASoC: rockchip: use __maybe_unused to hide st_irq_syscfg_resume Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
  [PATCH 08/14] scsi: mvumi: use __maybe_unused to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
    Re: [PATCH 08/14] scsi: mvumi: use __maybe_unused to hide pm  functions Johannes Thumshirn <jthumshirn@suse.de> - 2016-03-03 09:40 +0100
  [PATCH 02/14] irqchip: st: use __maybe_unused to hide st_irq_syscfg_resume Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
  [PATCH 07/14] hw_random: exynos: use __maybe_unused to hide pm functions Arnd Bergmann <arnd@arndb.de> - 2016-03-02 17:10 +0100
    Re: [PATCH 07/14] hw_random: exynos: use __maybe_unused to hide pm  functions Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-03-03 00:50 +0100

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