[PATCH hyperv-next 1/6] Documentation: hyperv: Confidential VMBus

ALOK TIWARI alok.a.tiwari at oracle.com
Thu Apr 10 09:54:56 PDT 2025



On 09-04-2025 05:38, Roman Kisel wrote:
>   in which case it is treated as an entirely new device. See
>   vmbus_onoffer_rescind().
> +
> +Confidential VMBus
> +------------------
> +
> +The confidential VMBus provides the control and data planes where
> +the guest doesn't talk to either the hypervisor or the host. Instead,
> +it relies on the trusted paravisor. The hardware (SNP or TDX) encrypts
> +the guest memory and the register state also measuring the paravisor
> +image via using the platform security processor to ensure trsuted and
> +confidential computing.
> +

typo trsuted  -> trusted

> +To support confidential communication with the paravisor, a VmBus client
> +will first attempt to use regular, non-isolated mechanisms for communication.
> +To do this, it must:


Thanks,
Alok



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