From: Avi Kivity Date: Sun, 10 May 2009 08:41:39 +0000 (+0300) Subject: KVM: Fix cpuid feature misreporting X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=8d753f369bd28fff1706ffe9fb9fea4fd88cf85b;p=deliverable%2Flinux.git KVM: Fix cpuid feature misreporting MTRR, PAT, MCE, and MCA are all supported (to some extent) but not reported. Vista requires these features, so if userspace relies on kernel cpuid reporting, it loses support for Vista. Signed-off-by: Avi Kivity --- diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index a0faa4882f84..da3e65bfc6ee 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1254,9 +1254,12 @@ static void do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function, bit(X86_FEATURE_VME) | bit(X86_FEATURE_DE) | bit(X86_FEATURE_PSE) | bit(X86_FEATURE_TSC) | bit(X86_FEATURE_MSR) | bit(X86_FEATURE_PAE) | + bit(X86_FEATURE_MCE) | bit(X86_FEATURE_CX8) | bit(X86_FEATURE_APIC) | - bit(X86_FEATURE_SEP) | bit(X86_FEATURE_PGE) | - bit(X86_FEATURE_CMOV) | bit(X86_FEATURE_PSE36) | + bit(X86_FEATURE_SEP) | bit(X86_FEATURE_MTRR) | + bit(X86_FEATURE_PGE) | bit(X86_FEATURE_MCA) | + bit(X86_FEATURE_CMOV) | bit(X86_FEATURE_PAT) | + bit(X86_FEATURE_PSE36) | bit(X86_FEATURE_CLFLSH) | bit(X86_FEATURE_MMX) | bit(X86_FEATURE_FXSR) | bit(X86_FEATURE_XMM) | bit(X86_FEATURE_XMM2) | bit(X86_FEATURE_SELFSNOOP);