diff mbox

[18/45] KVM: Fix cpuid feature misreporting

Message ID 1243180230-2480-19-git-send-email-avi@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Avi Kivity May 24, 2009, 3:50 p.m. UTC 
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@redhat.com>
---
 arch/x86/kvm/x86.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)
diff mbox

Patch

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);