From 8db428fd5229ba509d515af10d7f33d7d4a54bfe Mon Sep 17 00:00:00 2001 From: John Allen Date: Fri, 19 Sep 2025 15:32:47 -0700 Subject: [PATCH] KVM: SVM: Enable shadow stack virtualization for SVM Remove the explicit clearing of shadow stack CPU capabilities. Reviewed-by: Chao Gao Signed-off-by: John Allen Link: https://lore.kernel.org/r/20250919223258.1604852-41-seanjc@google.com Signed-off-by: Sean Christopherson --- arch/x86/kvm/svm/svm.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 8ca6ef4b35c1..6068c99bca95 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -5263,10 +5263,7 @@ static __init void svm_set_cpu_caps(void) kvm_set_cpu_caps(); kvm_caps.supported_perf_cap = 0; - kvm_caps.supported_xss = 0; - /* KVM doesn't yet support CET virtualization for SVM. */ - kvm_cpu_cap_clear(X86_FEATURE_SHSTK); kvm_cpu_cap_clear(X86_FEATURE_IBT); /* CPUID 0x80000001 and 0x8000000A (SVM features) */ -- 2.47.3