Subject: Re: [PATCH] percpu: add dummy pcpu_lpage_remapped() for !CONFIG_SMP

From: Kamalesh Babulal <[email-masked]>
Date: Wed, 15 Jul 2009 21:55:56 +0530

* Tejun Heo <[email-masked]> [2009-07-15 23:39:09]:

> !CONFIG_SMP was missing pcpu_lpage_remapped() definition causing build
> failure.  Add dummy implementation.  This was discovered by linux-next
> testing.
>

Thanks, the patch fixes the build failure.

Tested-by: Kamalesh Babulal <[email-masked]>
> Signed-off-by: Tejun Heo <[email-masked]>
> Cc: Randy Dunlap <[email-masked]>
> Cc: Kamalesh Babulal <[email-masked]>
> Cc: Stephen Rothwell <[email-masked]>
> ---
> Yeap, it was missing dummy definition on !CONFIG_SMP.  This patch
> fixes it.  Committed to percpu#for-next.  Thanks.
> 
>  include/linux/percpu.h |    5 +++++
>  1 files changed, 5 insertions(+), 0 deletions(-)
> 
> diff --git a/include/linux/percpu.h b/include/linux/percpu.h
> index 8ce91af..e134c82 100644
> --- a/include/linux/percpu.h
> +++ b/include/linux/percpu.h
> @@ -184,6 +184,11 @@ static inline void free_percpu(void *p)
> 
>  static inline void __init setup_per_cpu_areas(void) { }
> 
> +static inline void *pcpu_lpage_remapped(void *kaddr)
> +{
> +	return NULL;
> +}
> +
>  #endif /* CONFIG_SMP */
> 
>  #define alloc_percpu(type)	(type *)__alloc_percpu(sizeof(type), \
> -- 
> 1.6.0.2
			
					Kamalesh