Re: [RFC PATCH v1 0/5] x86/boot, KVM: Move VMXON/VMXOFF handling from KVM to CPU lifecycle
From: Dave Hansen
Date: Thu Sep 11 2025 - 11:20:39 EST
On 9/11/25 07:20, Sean Christopherson wrote:
> VPID and ASID allocation need to be managed system-wide, otherwise
> running KVM alongside another hypervisor-like entity will result in
> data corruption due to shared TLB state.
What other hypervisor-like entities are out there?
The TDX module needs (or will need) VMXON for some things that aren't
strictly for virtualization. But what other entities are out there?