From: John Allen Date: Fri, 19 Sep 2025 22:32:47 +0000 (-0700) Subject: KVM: SVM: Enable shadow stack virtualization for SVM X-Git-Tag: v6.18-rc1~55^2~5^2~10 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=8db428fd5229ba509d515af10d7f33d7d4a54bfe;p=thirdparty%2Flinux.git 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 --- diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 8ca6ef4b35c17..6068c99bca95f 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) */