[GIT PULL] KVM: x86: TDX fixes for 6.16-rc7

From: Sean Christopherson
Date: Thu Jul 17 2025 - 10:53:50 EST


Please pull three TDX fixes for 6.16, two of which have potential to cause ABI
problems.

The following changes since commit 4578a747f3c7950be3feb93c2db32eb597a3e55b:

KVM: x86: avoid underflow when scaling TSC frequency (2025-07-09 13:52:50 -0400)

are available in the Git repository at:

https://github.com/kvm-x86/linux.git tags/kvm-x86-fixes-6.16-rc7

for you to fetch changes up to b8be70ec2b47ca62ccb54dc3c2ab9a9c93653e00:

KVM: VMX: Ensure unused kvm_tdx_capabilities fields are zeroed out (2025-07-15 14:04:39 -0700)

----------------------------------------------------------------
KVM TDX fixes for 6.16

- Fix a formatting goof in the TDX documentation.

- Reject KVM_SET_TSC_KHZ for guests with a protected TSC (currently only TDX).

- Ensure struct kvm_tdx_capabilities fields that are not explicitly set by KVM
are zeroed.

----------------------------------------------------------------
Binbin Wu (1):
Documentation: KVM: Fix unexpected unindent warning

Kai Huang (1):
KVM: x86: Reject KVM_SET_TSC_KHZ vCPU ioctl for TSC protected guest

Sean Christopherson (1):
KVM: VMX: Ensure unused kvm_tdx_capabilities fields are zeroed out

Documentation/virt/kvm/api.rst | 11 +++++++++--
arch/x86/kvm/vmx/tdx.c | 7 ++++---
arch/x86/kvm/x86.c | 4 ++++
3 files changed, 17 insertions(+), 5 deletions(-)