[PATCH v4 59/61] arm64: defconfig: Enable LPA2 support

Catalin Marinas catalin.marinas at arm.com
Thu Oct 19 11:12:48 PDT 2023


On Tue, Sep 12, 2023 at 02:16:49PM +0000, Ard Biesheuvel wrote:
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index 5315789f4868..214db88934b8 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -73,7 +73,7 @@ CONFIG_ARCH_VEXPRESS=y
>  CONFIG_ARCH_VISCONTI=y
>  CONFIG_ARCH_XGENE=y
>  CONFIG_ARCH_ZYNQMP=y
> -CONFIG_ARM64_VA_BITS_48=y
> +CONFIG_ARM64_VA_BITS_52=y

More of a nitpick but I wonder whether we should drop the VA_BITS
entirely from defconfig and just change the default in Kconfig. Kconfig
currently defaults to 39-bit for 4K pages which is overridden by
defconfig.

-- 
Catalin



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