diff options
| author | Xiao Guangrong | 2015-09-09 08:05:50 +0200 |
|---|---|---|
| committer | Paolo Bonzini | 2015-10-01 15:06:35 +0200 |
| commit | eb1c31b46800a476644cd63ab3bc7ef918b0a917 (patch) | |
| tree | e11dec363dd5358a47a3f27354a5e13c6d7ada5a /arch/x86 | |
| parent | KVM: vmx: disable posted interrupts if no local APIC (diff) | |
| download | kernel-qcow2-linux-eb1c31b46800a476644cd63ab3bc7ef918b0a917.tar.gz kernel-qcow2-linux-eb1c31b46800a476644cd63ab3bc7ef918b0a917.tar.xz kernel-qcow2-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>
Diffstat (limited to 'arch/x86')
| -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 = |