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| author | Xiaoyao Li <xiaoyao.li@intel.com> | 2025-05-08 10:59:59 -0400 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2025-05-28 19:35:55 +0200 |
| commit | ea4867b911fc2f6d4c8bd50ec62f0dc0fa190fab (patch) | |
| tree | f323900b5efa0a1bdae22b6b94e8f52d571f5e13 | |
| parent | deb9db6fb789cfe80527b75983e86137589227a4 (diff) | |
| download | qemu-ea4867b911fc2f6d4c8bd50ec62f0dc0fa190fab.zip qemu-ea4867b911fc2f6d4c8bd50ec62f0dc0fa190fab.tar.gz qemu-ea4867b911fc2f6d4c8bd50ec62f0dc0fa190fab.tar.bz2 | |
i386/tdx: Make invtsc default on
Because it's fixed1 bit that enforced by TDX module.
Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Link: https://lore.kernel.org/r/20250508150002.689633-54-xiaoyao.li@intel.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | target/i386/kvm/tdx.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c index 7629302..a55ab43 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -742,6 +742,9 @@ static void tdx_cpu_instance_init(X86ConfidentialGuest *cg, CPUState *cpu) object_property_set_bool(OBJECT(cpu), "pmu", false, &error_abort); + /* invtsc is fixed1 for TD guest */ + object_property_set_bool(OBJECT(cpu), "invtsc", true, &error_abort); + x86cpu->enable_cpuid_0x1f = true; } |