Re: [PATCH 05/11] ARM: exynos: exynos_pm_add_dev_to_genpd may be unused

[Thomas Abraham <thomas.abraham@xxxxxxxxxx>]

On 8 August 2012 20:17, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> exynos_pm_add_dev_to_genpd is used if one or more out of a large
> number of Kconfig symbols are enabled. However the new
> exynos_defconfig selects none of those, so the function becomes
> unused. Marking it so lets the compiler automatically discard
> it.
>
> Without this patch, building exynos_defconfig results in:
>
> arch/arm/mach-exynos/pm_domains.c:118:123: warning: 'exynos_pm_add_dev_to_genpd' defined but not used [-Wunused-function]
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> Cc: Thomas Abraham <thomas.abraham@xxxxxxxxxx>
> Cc: Rafael J. Wysocki <rjw@xxxxxxx>
> Cc: Kukjin Kim <kgene.kim@xxxxxxxxxxx>
> ---
>  arch/arm/mach-exynos/pm_domains.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-exynos/pm_domains.c b/arch/arm/mach-exynos/pm_domains.c
> index 373c3c0..c0bc83a 100644
> --- a/arch/arm/mach-exynos/pm_domains.c
> +++ b/arch/arm/mach-exynos/pm_domains.c
> @@ -115,7 +115,7 @@ static __init int exynos_pm_dt_parse_domains(void)
>  }
>  #endif /* CONFIG_OF */
>
> -static __init void exynos_pm_add_dev_to_genpd(struct platform_device *pdev,
> +static __init __maybe_unused void exynos_pm_add_dev_to_genpd(struct platform_device *pdev,
>                                                 struct exynos_pm_domain *pd)
>  {
>         if (pdev->dev.bus) {
> --
> 1.7.10
>

Acked-by: Thomas Abraham <thomas.abraham@xxxxxxxxxx>

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