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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 <avi@redhat.com>
This commit is contained in:
Avi Kivity 2009-05-10 11:41:39 +03:00
parent d6a8c875f3
commit 8d753f369b
1 changed files with 5 additions and 2 deletions
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7
arch/x86/kvm/x86.c
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@ -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_VME) | bit(X86_FEATURE_DE) |
bit(X86_FEATURE_PSE) | bit(X86_FEATURE_TSC) | bit(X86_FEATURE_PSE) | bit(X86_FEATURE_TSC) |
bit(X86_FEATURE_MSR) | bit(X86_FEATURE_PAE) | bit(X86_FEATURE_MSR) | bit(X86_FEATURE_PAE) |
bit(X86_FEATURE_MCE) |
bit(X86_FEATURE_CX8) | bit(X86_FEATURE_APIC) | bit(X86_FEATURE_CX8) | bit(X86_FEATURE_APIC) |
bit(X86_FEATURE_SEP) | bit(X86_FEATURE_PGE) | bit(X86_FEATURE_SEP) | bit(X86_FEATURE_MTRR) |
bit(X86_FEATURE_CMOV) | bit(X86_FEATURE_PSE36) | 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_CLFLSH) | bit(X86_FEATURE_MMX) |
bit(X86_FEATURE_FXSR) | bit(X86_FEATURE_XMM) | bit(X86_FEATURE_FXSR) | bit(X86_FEATURE_XMM) |
bit(X86_FEATURE_XMM2) | bit(X86_FEATURE_SELFSNOOP); bit(X86_FEATURE_XMM2) | bit(X86_FEATURE_SELFSNOOP);