Re: [PATCH 2/6] drivers/hv: Enable VTL mode for arm64

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On Fri, May 10, 2024 at 09:05:01AM -0700, romank@xxxxxxxxxxxxxxxxxxx wrote:
> From: Roman Kisel <romank@xxxxxxxxxxxxxxxxxxx>
> 
> This change removes dependency on ACPI when buidling the hv drivers to
> allow Virtual Trust Level boot with DeviceTree.
> 
> Signed-off-by: Roman Kisel <romank@xxxxxxxxxxxxxxxxxxx>
> ---
>  drivers/hv/Kconfig | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/hv/Kconfig b/drivers/hv/Kconfig
> index 862c47b191af..a5cd1365e248 100644
> --- a/drivers/hv/Kconfig
> +++ b/drivers/hv/Kconfig
> @@ -5,7 +5,7 @@ menu "Microsoft Hyper-V guest support"
>  config HYPERV
>  	tristate "Microsoft Hyper-V client drivers"
>  	depends on (X86 && X86_LOCAL_APIC && HYPERVISOR_GUEST) \
> -		|| (ACPI && ARM64 && !CPU_BIG_ENDIAN)
> +		|| (ARM64 && !CPU_BIG_ENDIAN)
>  	select PARAVIRT
>  	select X86_HV_CALLBACK_VECTOR if X86
>  	select OF_EARLY_FLATTREE if OF
> @@ -15,7 +15,7 @@ config HYPERV
>  
>  config HYPERV_VTL_MODE
>  	bool "Enable Linux to boot in VTL context"
> -	depends on X86_64 && HYPERV
> +	depends on HYPERV

As Ktest bot pointed out, this change broke the build.

Thanks,
Wei.

>  	depends on SMP
>  	default n
>  	help
> @@ -31,7 +31,7 @@ config HYPERV_VTL_MODE
>  
>  	  Select this option to build a Linux kernel to run at a VTL other than
>  	  the normal VTL0, which currently is only VTL2.  This option
> -	  initializes the x86 platform for VTL2, and adds the ability to boot
> +	  initializes the kernel to run in VTL2, and adds the ability to boot
>  	  secondary CPUs directly into 64-bit context as required for VTLs other
>  	  than 0.  A kernel built with this option must run at VTL2, and will
>  	  not run as a normal guest.
> -- 
> 2.45.0
> 




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