Messages in this thread | | | Date | Thu, 8 Mar 2012 11:40:38 +0100 | From | Joerg Roedel <> | Subject | Re: [PATCH] kvm: svm: count all irq windows exit |
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On Thu, Mar 08, 2012 at 06:07:56PM +0800, Jason Wang wrote: > Also count the exits of fast-path.
And align it with how it is counted in VMX.
> Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: Joerg Roedel <joerg.roedel@amd.com>
> --- > arch/x86/kvm/svm.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c > index 53efd59..5ef7233 100644 > --- a/arch/x86/kvm/svm.c > +++ b/arch/x86/kvm/svm.c > @@ -3235,6 +3235,7 @@ static int interrupt_window_interception(struct vcpu_svm *svm) > svm_clear_vintr(svm); > svm->vmcb->control.int_ctl &= ~V_IRQ_MASK; > mark_dirty(svm->vmcb, VMCB_INTR); > + ++svm->vcpu.stat.irq_window_exits; > /* > * If the user space waits to inject interrupts, exit as soon as > * possible > @@ -3242,7 +3243,6 @@ static int interrupt_window_interception(struct vcpu_svm *svm) > if (!irqchip_in_kernel(svm->vcpu.kvm) && > kvm_run->request_interrupt_window && > !kvm_cpu_has_interrupt(&svm->vcpu)) { > - ++svm->vcpu.stat.irq_window_exits; > kvm_run->exit_reason = KVM_EXIT_IRQ_WINDOW_OPEN; > return 0; > } >
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