diff mbox series

[v2,50/58] i386/tdx: Don't allow system reset for TDX VMs

Message ID 20230818095041.1973309-51-xiaoyao.li@intel.com (mailing list archive)
State New, archived
Headers show
Series TDX QEMU support | expand

Commit Message

Xiaoyao Li Aug. 18, 2023, 9:50 a.m. UTC 
TDX CPU state is protected and thus vcpu state cann't be reset by VMM.

Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
---
 target/i386/kvm/kvm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c
index 601683d836c8..50b0218a8044 100644
--- a/target/i386/kvm/kvm.c
+++ b/target/i386/kvm/kvm.c
@@ -5918,7 +5918,7 @@  bool kvm_has_waitpkg(void)
 
 bool kvm_arch_cpu_check_are_resettable(void)
 {
-    return !sev_es_enabled();
+    return !sev_es_enabled() && !is_tdx_vm();
 }
 
 #define ARCH_REQ_XCOMP_GUEST_PERM       0x1025