On Sun, May 25, 2014 at 08:18:59PM +0200, Christoffer Dall wrote:
> diff --git a/arch/arm/include/asm/psci.h b/arch/arm/include/asm/psci.h
> index c4ae171..b93e34a 100644
> --- a/arch/arm/include/asm/psci.h
> +++ b/arch/arm/include/asm/psci.h
> @@ -29,16 +29,19 @@ struct psci_operations {
> int (*cpu_off)(struct psci_power_state state);
> int (*cpu_on)(unsigned long cpuid, unsigned long entry_point);
> int (*migrate)(unsigned long cpuid);
> + int (*affinity_info)(unsigned long target_affinity,
> + unsigned long lowest_affinity_level);
> + int (*migrate_info_type)(void);
> };
>
> extern struct psci_operations psci_ops;
> extern struct smp_operations psci_smp_ops;
>
> #ifdef CONFIG_ARM_PSCI
> -void psci_init(void);
> +int psci_init(void);
> bool psci_smp_available(void);
> #else
> -static inline void psci_init(void) { }
> +static inline int psci_init(void) { }
The change introduces the following compile warning on
imx_v6_v7_defconfig build.
In file included from ../arch/arm/kernel/setup.c:40:0:
../arch/arm/include/asm/psci.h: In function ‘psci_init’:
../arch/arm/include/asm/psci.h:44:1: warning: no return statement in function returning non-void [-Wreturn-type]
Shawn
> static inline bool psci_smp_available(void) { return false; }
> #endif
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