Re: [Xen-devel] [PATCH v2] xen/smp: Use die_complete completion when taking CPU down

["H. Peter Anvin" <hpa@xxxxxxxxx>]

On 10/16/2014 09:47 AM, Boris Ostrovsky wrote:
> diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h
> index 8cd27e0..a78c509 100644
> --- a/arch/x86/include/asm/smp.h
> +++ b/arch/x86/include/asm/smp.h
> @@ -149,7 +149,11 @@ static inline void 
> arch_send_call_function_ipi_mask(const struct cpumask *mask)
>       smp_ops.send_call_func_ipi(mask);
>  }
>  
> +#ifdef CONFIG_HOTPLUG_CPU
>  void cpu_disable_common(void);
> +void cpu_die_common(unsigned int cpu);
> +void play_dead_common(void);
> +#endif

We generally don't #ifdef prototypes unless they are inlines or macros
in the unconfiged case.

        -hpa


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