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