Re: [PATCH 22/29] Disintegrate asm/system.h for S390

[Martin Schwidefsky]

On Wed, 07 Mar 2012 19:50:01 +0000
David Howells <dhowells@xxxxxxxxxx> wrote:

> diff --git a/arch/s390/include/asm/sigp.h b/arch/s390/include/asm/sigp.h
> index 06faf6a..d7008d1 100644
> --- a/arch/s390/include/asm/sigp.h
> +++ b/arch/s390/include/asm/sigp.h
> @@ -14,6 +14,14 @@
>  /* Get real cpu address from logical cpu number. */
>  extern unsigned short __cpu_logical_map[];
> 
> +static inline unsigned short stap(void)
> +{
> +	unsigned short cpu_address;
> +
> +	asm volatile("stap %0" : "=m" (cpu_address));
> +	return cpu_address;
> +}
> +
>  static inline int cpu_logical_map(int cpu)
>  {
>  #ifdef CONFIG_SMP

This hunk will conflict with "[PATCH] rework smp code" in the linux-next
tree. The sigp.h header is disintegrated as well..
But except for this little hiccup I like the idea to split system.h,
makes a lot of sense.

-- 
blue skies,
   Martin.

"Reality continues to ruin my life." - Calvin.

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