Re: [PATCH v8 1/6] arm64: hyperv: Add Hyper-V hypercall and register access utilities

Wei Liu
2021-02-22T10:22:27Z

On Thu, Feb 18, 2021 at 03:16:29PM -0800, Michael Kelley wrote:
> hyperv-tlfs.h defines Hyper-V interfaces from the Hyper-V Top Level
> Functional Spec (TLFS), and #includes the architecture-independent
> part of hyperv-tlfs.h in include/asm-generic. The published TLFS
> is distinctly oriented to x86/x64, so the ARM64-specific
> hyperv-tlfs.h includes information for ARM64 that is not yet formally
> published. The TLFS is available here:
>
> docs.microsoft.com/en-us/virtualization/hyper-v-on-windows/reference/tlfs
>
> mshyperv.h defines Linux-specific structures and routines for
> interacting with Hyper-V on ARM64, and #includes the architecture-
> independent part of mshyperv.h in include/asm-generic.
>
> Use these definitions to provide utility functions to make
> Hyper-V hypercalls and to get and set Hyper-V provided
> registers associated with a virtual processor.
>
> Signed-off-by: Michael Kelley <mikelley@microsoft.com>

Reviewed-by: Wei Liu <wei.liu@kernel.org>