Fixing a cputhread code documentation

[Anshuman Khandual]

Hey Ben,

Because its too minor a documentation fix, did not write any description.
Not sure how it works, I thought this would be clubbed with other incoming
documentation fix in the same area. 

On Monday 14 May 2012 09:02 PM, Anshuman Khandual wrote:

> diff --git a/arch/powerpc/include/asm/cputhreads.h b/arch/powerpc/include/asm/cputhreads.h
> index ce516e5..ac3eedb 100644
> --- a/arch/powerpc/include/asm/cputhreads.h
> +++ b/arch/powerpc/include/asm/cputhreads.h
> @@ -9,7 +9,7 @@
>   * Note: This implementation is limited to a power of 2 number of
>   * threads per core and the same number for each core in the system
>   * (though it would work if some processors had less threads as long
> - * as the CPU numbers are still allocated, just not brought offline).
> + * as the CPU numbers are still allocated, just not brought online).
>   *
>   * However, the API allows for a different implementation in the future
>   * if needed, as long as you only use the functions and not the variables
> 
> --
> Anshuman Khandual