Re: [PATCH 1/1] Drivers: hv: Remove !CPU_BIG_ENDIAN qualifier for arm64

[Hamza Mahfooz]

On Thu, Aug 27, 2026 at 08:44:48PM -0700, Michael Kelley wrote:
> Support for CPU_BIG_ENDIAN configurations on arm64 was deprecated
> in commit 1cf89b6bf660 ("arm64: Kconfig: Make CPU_BIG_ENDIAN depend
> on BROKEN"). The support is now in the process of being completely
> removed.
> 
> The Kconfig for Hyper-V guests on arm64 currently has a
> !CPU_BIG_ENDIAN qualifier since Hyper-V only supports little
> endian. But with Linux on arm64 restricted to little endian,
> that qualifier is no longer necessary. Remove it.
> 
> Signed-off-by: Michael Kelley <mhklinux@xxxxxxxxxxx>
> ---
>  drivers/hv/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hv/Kconfig b/drivers/hv/Kconfig
> index aa11bcefddf2..db8464fcd119 100644
> --- a/drivers/hv/Kconfig
> +++ b/drivers/hv/Kconfig
> @@ -5,7 +5,7 @@ menu "Microsoft Hyper-V guest support"
>  config HYPERV
>  	bool "Microsoft Hyper-V core hypervisor support"
>  	depends on (X86 && X86_LOCAL_APIC && HYPERVISOR_GUEST) \
> -		|| (ARM64 && !CPU_BIG_ENDIAN)
> +		|| ARM64

Personally, I think we should leave it be until aarch64_be support is
completely stripped out of the kernel.

Hamza

>  	select PARAVIRT
>  	select X86_HV_CALLBACK_VECTOR if X86
>  	select OF_EARLY_FLATTREE if OF
> -- 
> 2.25.1
>