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authorLiu, Jinsong <jinsong.liu@intel.com>2012-02-28 05:15:46 +0000
committerAvi Kivity <avi@redhat.com>2012-04-08 12:46:32 +0300
commit83c529151ab0d4a813e3f6a3e293fff75d468519 (patch)
treef1d109fc0979abefc7b16310298141ab13b5a4f1
parent0034102808e0dbbf3a2394b82b1bb40b5778de9e (diff)
downloadlinux-linaro-stable-83c529151ab0d4a813e3f6a3e293fff75d468519.tar.gz
KVM: x86: expose Intel cpu new features (HLE, RTM) to guest
Intel recently release 2 new features, HLE and RTM. Refer to http://software.intel.com/file/41417. This patch expose them to guest. Signed-off-by: Liu, Jinsong <jinsong.liu@intel.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
-rw-r--r--arch/x86/kvm/cpuid.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 9fed5bedaad6..c2134b881033 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -247,7 +247,8 @@ static int do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
/* cpuid 7.0.ebx */
const u32 kvm_supported_word9_x86_features =
- F(FSGSBASE) | F(BMI1) | F(AVX2) | F(SMEP) | F(BMI2) | F(ERMS);
+ F(FSGSBASE) | F(BMI1) | F(HLE) | F(AVX2) | F(SMEP) |
+ F(BMI2) | F(ERMS) | F(RTM);
/* all calls to cpuid_count() should be made on the same cpu */
get_cpu();