Re: [RFC 1/8] Add CONFIG_ZONE_DMA to all archesM

[KAMEZAWA Hiroyuki]

On Fri, 7 Jul 2006 17:05:06 -0700 (PDT)
Christoph Lameter <clameter@xxxxxxx> wrote:
> As a result of this patch CONFIG_ZONE_DMA should be defined for every
> arch.
> 
> Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
> 
> Index: linux-2.6.17-mm6/mm/Kconfig
> ===================================================================
> --- linux-2.6.17-mm6.orig/mm/Kconfig	2006-07-03 13:47:22.616084772 -0700
> +++ linux-2.6.17-mm6/mm/Kconfig	2006-07-03 21:26:49.956038556 -0700
> @@ -134,6 +134,10 @@ config SPLIT_PTLOCK_CPUS
>  	default "4096" if PARISC && !PA20
>  	default "4"
>  
> +config ZONE_DMA
> +	def_bool y
> +	depends on GENERIC_ISA_DMA
> +

How about configuring this by

config ZONE_DMA
	def_bool y
	depends on GENERIC_ISA_DMA || ARCH_ZONE_DMA

and set ARCH_ZONE_DMA for each arch ?


-Kame

-
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