Re: [PATCH v2] cpufreq: ppc: Add missing #include <asm/smp.h>

From: Rafael J. Wysocki
Date: Wed Mar 04 2015 - 08:59:26 EST


On Wednesday, March 04, 2015 12:56:20 PM Geert Uytterhoeven wrote:
> If CONFIG_SMP=n, <linux/smp.h> does not include <asm/smp.h>, causing:
>
> drivers/cpufreq/ppc-corenet-cpufreq.c: In function 'corenet_cpufreq_cpu_init':
> drivers/cpufreq/ppc-corenet-cpufreq.c:173:3: error: implicit declaration of function 'get_hard_smp_processor_id' [-Werror=implicit-function-declaration]
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> ---
> Seen with e.g. corenet64_smp_defconfig + CONFIG_CPU_FREQ=y,
> CONFIG_PPC_CORENET_CPUFREQ=y, CONFIG_SMP=n
>
> v2:
> - Add comment for #include directive, as requested by Viresh

Applied, thanks!

> ---
> drivers/cpufreq/ppc-corenet-cpufreq.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/cpufreq/ppc-corenet-cpufreq.c b/drivers/cpufreq/ppc-corenet-cpufreq.c
> index bee5df7794d33d10..7cb4b766cf948d3f 100644
> --- a/drivers/cpufreq/ppc-corenet-cpufreq.c
> +++ b/drivers/cpufreq/ppc-corenet-cpufreq.c
> @@ -22,6 +22,8 @@
> #include <linux/smp.h>
> #include <sysdev/fsl_soc.h>
>
> +#include <asm/smp.h> /* for get_hard_smp_processor_id() in UP configs */
> +
> /**
> * struct cpu_data - per CPU data struct
> * @parent: the parent node of cpu clock
>

--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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