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authorZhenyu Wang <zhenyuw@linux.intel.com>2020-03-23 10:22:36 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2020-03-23 20:44:24 +0100
commite3747407c4d52ee3f82afdad235866e815362197 (patch)
tree5816024f215f16650dfda3e22a4f0c0aca266ccf /arch/x86/kvm/cpuid.c
parenttools/kvm_stat: add command line switch '-c' to log in csv format (diff)
downloadlinux-e3747407c4d52ee3f82afdad235866e815362197.tar.xz
linux-e3747407c4d52ee3f82afdad235866e815362197.zip
KVM: x86: Expose fast short REP MOV for supported cpuid
For CPU supporting fast short REP MOV (XF86_FEATURE_FSRM) e.g Icelake, Tigerlake, expose it in KVM supported cpuid as well. Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com> Message-Id: <20200323092236.3703-1-zhenyuw@linux.intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/cpuid.c')
-rw-r--r--arch/x86/kvm/cpuid.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 990c76f34b03..60ae93b09e72 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -338,7 +338,7 @@ void kvm_set_cpu_caps(void)
kvm_cpu_cap_mask(CPUID_7_EDX,
F(AVX512_4VNNIW) | F(AVX512_4FMAPS) | F(SPEC_CTRL) |
F(SPEC_CTRL_SSBD) | F(ARCH_CAPABILITIES) | F(INTEL_STIBP) |
- F(MD_CLEAR) | F(AVX512_VP2INTERSECT)
+ F(MD_CLEAR) | F(AVX512_VP2INTERSECT) | F(FSRM)
);
/* TSC_ADJUST and ARCH_CAPABILITIES are emulated in software. */