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authorIngo Molnar <mingo@kernel.org>2016-01-06 11:02:29 +0100
committerIngo Molnar <mingo@kernel.org>2016-01-06 11:02:29 +0100
commit567bee2803cb46caeb6011de5b738fde33dc3896 (patch)
tree05bab01377bffa356bfbe06c4b6193b23b7c24ca /arch/x86/kvm/cpuid.h
parentaa0b7ae06387d40a988ce16a189082dee6e570bc (diff)
parent093e5840ae76f1082633503964d035f40ed0216d (diff)
downloadop-kernel-dev-567bee2803cb46caeb6011de5b738fde33dc3896.zip
op-kernel-dev-567bee2803cb46caeb6011de5b738fde33dc3896.tar.gz
Merge branch 'sched/urgent' into sched/core, to pick up fixes before merging new patches
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kvm/cpuid.h')
-rw-r--r--arch/x86/kvm/cpuid.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h
index 06332cb..3f5c48d 100644
--- a/arch/x86/kvm/cpuid.h
+++ b/arch/x86/kvm/cpuid.h
@@ -38,6 +38,14 @@ static inline bool guest_cpuid_has_xsave(struct kvm_vcpu *vcpu)
return best && (best->ecx & bit(X86_FEATURE_XSAVE));
}
+static inline bool guest_cpuid_has_mtrr(struct kvm_vcpu *vcpu)
+{
+ struct kvm_cpuid_entry2 *best;
+
+ best = kvm_find_cpuid_entry(vcpu, 1, 0);
+ return best && (best->edx & bit(X86_FEATURE_MTRR));
+}
+
static inline bool guest_cpuid_has_tsc_adjust(struct kvm_vcpu *vcpu)
{
struct kvm_cpuid_entry2 *best;
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