On Tue, May 27, 2014 at 03:44:55PM +0800, Shawn Guo wrote:
> 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]
>
Thanks for noticing, I just sent a fixup patch.
-Christoffer
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