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-rw-r--r--arch/x86/kernel/kvm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index f734e3b0cfec..491e1d9ca750 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -463,6 +463,7 @@ static bool pv_tlb_flush_supported(void)
return (kvm_para_has_feature(KVM_FEATURE_PV_TLB_FLUSH) &&
!kvm_para_has_hint(KVM_HINTS_REALTIME) &&
kvm_para_has_feature(KVM_FEATURE_STEAL_TIME) &&
+ !boot_cpu_has(X86_FEATURE_MWAIT) &&
(num_possible_cpus() != 1));
}
@@ -477,6 +478,7 @@ static bool pv_sched_yield_supported(void)
return (kvm_para_has_feature(KVM_FEATURE_PV_SCHED_YIELD) &&
!kvm_para_has_hint(KVM_HINTS_REALTIME) &&
kvm_para_has_feature(KVM_FEATURE_STEAL_TIME) &&
+ !boot_cpu_has(X86_FEATURE_MWAIT) &&
(num_possible_cpus() != 1));
}