Re: [PATCH V3 5/5] arm64: mm: Allow forcing all userspace addresses to 52-bit

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On Wed, Nov 14, 2018 at 01:39:20PM +0000, Steve Capper wrote:
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index eab02d24f5d1..17d363e40c4d 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig
> @@ -1165,6 +1165,20 @@ config ARM64_CNP
>  	  at runtime, and does not affect PEs that do not implement
>  	  this feature.
>  
> +config ARM64_FORCE_52BIT
> +	bool "Force 52-bit virtual addresses for userspace"
> +	default n

No need for "default n"

> +	depends on ARM64_52BIT_VA && EXPERT

As long as it's for debug only and depends on EXPERT, it's fine by me.

-- 
Catalin




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