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KVM: x86: trace cpuid emulation when called from emulator 

Currently cpuid emulation is traced only when executed by intercept.
Move trace point so that emulator invocation is traced too.

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
This commit is contained in:
Gleb Natapov 2013-11-04 15:52:43 +02:00
parent 6d4d85ec56
commit a9d4e4393b
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kvm/cpuid.c
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@ -756,6 +756,7 @@ void kvm_cpuid(struct kvm_vcpu *vcpu, u32 *eax, u32 *ebx, u32 *ecx, u32 *edx)
*edx = best->edx; *edx = best->edx;
} else } else
*eax = *ebx = *ecx = *edx = 0; *eax = *ebx = *ecx = *edx = 0;
trace_kvm_cpuid(function, *eax, *ebx, *ecx, *edx);
} }
EXPORT_SYMBOL_GPL(kvm_cpuid); EXPORT_SYMBOL_GPL(kvm_cpuid);
@ -771,6 +772,5 @@ void kvm_emulate_cpuid(struct kvm_vcpu *vcpu)
kvm_register_write(vcpu, VCPU_REGS_RCX, ecx); kvm_register_write(vcpu, VCPU_REGS_RCX, ecx);
kvm_register_write(vcpu, VCPU_REGS_RDX, edx); kvm_register_write(vcpu, VCPU_REGS_RDX, edx);
kvm_x86_ops->skip_emulated_instruction(vcpu); kvm_x86_ops->skip_emulated_instruction(vcpu);
trace_kvm_cpuid(function, eax, ebx, ecx, edx);
} }
EXPORT_SYMBOL_GPL(kvm_emulate_cpuid); EXPORT_SYMBOL_GPL(kvm_emulate_cpuid);