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author | Xiao Guangrong <guangrong.xiao@linux.intel.com> | 2015-09-09 14:05:50 +0800 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-10-01 15:06:35 +0200 |
commit | eb1c31b46800a476644cd63ab3bc7ef918b0a917 (patch) | |
tree | e11dec363dd5358a47a3f27354a5e13c6d7ada5a | |
parent | d6a858d13e5d02b97daab5ba0648c704ae3f9517 (diff) | |
download | linux-eb1c31b46800a476644cd63ab3bc7ef918b0a917.tar.gz linux-eb1c31b46800a476644cd63ab3bc7ef918b0a917.tar.bz2 linux-eb1c31b46800a476644cd63ab3bc7ef918b0a917.zip |
KVM: x86: allow guest to use cflushopt and clwb
Pass these CPU features to guest to enable them in guest
They are needed by nvdimm drivers
Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r-- | arch/x86/kvm/cpuid.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index 2fbea2544f24..962fc7d7e0d4 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -348,7 +348,7 @@ static inline int __do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function, F(FSGSBASE) | F(BMI1) | F(HLE) | F(AVX2) | F(SMEP) | F(BMI2) | F(ERMS) | f_invpcid | F(RTM) | f_mpx | F(RDSEED) | F(ADX) | F(SMAP) | F(AVX512F) | F(AVX512PF) | F(AVX512ER) | - F(AVX512CD); + F(AVX512CD) | F(CLFLUSHOPT) | F(CLWB); /* cpuid 0xD.1.eax */ const u32 kvm_supported_word10_x86_features = |