Re: [PATCH v4 00/28] KVM: x86/mmu: TDX post-populate cleanups

On Thu, 2025-10-30 at 13:09 -0700, Sean Christopherson wrote:

Non-x86 folks, as with v3, patches 1 and 2 are likely the only thing of
interest here.  They make kvm_arch_vcpu_async_ioctl() mandatory and then
rename it to kvm_arch_vcpu_unlocked_ioctl().

As for the x86 side...

Clean up the TDX post-populate paths (and many tangentially related paths) to
address locking issues between gmem and TDX's post-populate hook[*], and
within KVM itself (KVM doesn't ensure full mutual exclusivity between paths
that for all intents and purposes the TDX-Module requires to be serialized).

I pulled this series to local, applied to kvm-x86/next and sanity tested
that booting/destroying two TDs worked fine, so:

Tested-by: Kai Huang <redacted>