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Subject[PATCH 2/3] KVM: vmx: count exits to userspace during invalid guest emulation
Date
These will happen due to MMIO.

Suggested-by: Gleb Natapov @gleb@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
arch/x86/kvm/vmx.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 57b4e12..1f1da43 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -5485,6 +5485,7 @@ static int handle_invalid_guest_state(struct kvm_vcpu *vcpu)
err = emulate_instruction(vcpu, EMULTYPE_NO_REEXECUTE);

if (err == EMULATE_USER_EXIT) {
+ ++vcpu->stat.mmio_exits;
ret = 0;
goto out;
}
--
1.8.3.1



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