[PATCH 18/45] KVM: Fix cpuid feature misreporting

[Avi Kivity]

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 <avi@xxxxxxxxxx>
---
 arch/x86/kvm/x86.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 308d8e9..a403df1 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1250,9 +1250,12 @@ 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);
-- 
1.6.0.6

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