Re: [PATCH v2] iommu/io-pgtable-arm: Add built time dependency

[Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>]

On Mon, Feb 23, 2015 at 09:05:21AM +0000, Jean Delvare wrote:
> If io-pgtable-arm is an ARM-specific driver then configuration option
> IOMMU_IO_PGTABLE_LPAE should not be presented to the user by default
> for non-ARM kernels.
> 
> Signed-off-by: Jean Delvare <jdelvare-l3A5Bk7waGM@public.gmane.org>
> Cc: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
> Cc: Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
> ---
> Changes since v1:
>  * Added ARM64 as suggested by Will Deacon.

Acked-by: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>

Joerg, you may as well pick this on up directly too :)

Cheers,

Will

>  drivers/iommu/Kconfig |    1 +
>  1 file changed, 1 insertion(+)
> 
> --- linux-4.0-rc1.orig/drivers/iommu/Kconfig	2015-02-20 17:24:46.838955014 +0100
> +++ linux-4.0-rc1/drivers/iommu/Kconfig	2015-02-23 10:03:06.487667832 +0100
> @@ -23,6 +23,7 @@ config IOMMU_IO_PGTABLE
>  config IOMMU_IO_PGTABLE_LPAE
>  	bool "ARMv7/v8 Long Descriptor Format"
>  	select IOMMU_IO_PGTABLE
> +	depends on ARM || ARM64 || COMPILE_TEST
>  	help
>  	  Enable support for the ARM long descriptor pagetable format.
>  	  This allocator supports 4K/2M/1G, 16K/32M and 64K/512M page
> 
> 
> -- 
> Jean Delvare
> SUSE L3 Support
>