Re: [PATCH v9 15/19] KVM: selftests: Hook TDX support to vm and vcpu creation

On Tue, Aug 26, 2025 at 3:28 AM Chenyi Qiang chenyi.qiang@intel.com wrote:

On 8/21/2025 12:29 PM, Sagi Shahar wrote:

...

TDX require special handling for VM and VCPU initialization for various

s/require/requires

...

reasons:

• Special ioctlss for creating VM and VCPU.

s/ioctlss/ioctls

...

• TDX registers are inaccessible to KVM.
• TDX require special boot code trampoline for loading parameters.

s/require/requires

ACK

...

• TDX only supports KVM_CAP_SPLIT_IRQCHIP.

Hook this special handling into __vm_create() and vm_arch_vcpu_add() using the utility functions added in previous patches.

Signed-off-by: Sagi Shahar sagis@google.com

tools/testing/selftests/kvm/lib/kvm_util.c | 24 ++++++++- .../testing/selftests/kvm/lib/x86/processor.c | 49 ++++++++++++++----- 2 files changed, 61 insertions(+), 12 deletions(-)