[PATCH] arm: allow all architectures to change max zone order

[l.stach@pengutronix.de (Lucas Stach)]

Russell, can you please take a look at this? Nobody else seems to care
about this and we have to carry it around as without it imx-drm is
broken for FullHD displays with a 32bpp framebuffer.

Regards,
Lucas

Am Freitag, den 31.05.2013, 19:02 +0200 schrieb Lucas Stach:
> Many multimedia applications on architectures without an
> IOMMU need large physically contiguous buffers and so need
> to adjust the max zone order of the page allocator.
> 
> There is zero reason to not allow this adjustment on arches
> other than SHMOBILE.
> 
> Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
> ---
>  arch/arm/Kconfig |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 49d993c..6ceace8 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -1710,7 +1710,7 @@ config HW_PERF_EVENTS
>  source "mm/Kconfig"
>  
>  config FORCE_MAX_ZONEORDER
> -	int "Maximum zone order" if ARCH_SHMOBILE
> +	int "Maximum zone order"
>  	range 11 64 if ARCH_SHMOBILE
>  	default "12" if SOC_AM33XX
>  	default "9" if SA1111

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