From: Gleb Natapov <[email protected]> If emulation failed return immediately.
Signed-off-by: Gleb Natapov <[email protected]> Signed-off-by: Avi Kivity <[email protected]> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 01bb1f3..4121a9f 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -3879,22 +3879,6 @@ int emulate_instruction(struct kvm_vcpu *vcpu, restart: r = x86_emulate_insn(&vcpu->arch.emulate_ctxt, &emulate_ops); - shadow_mask = vcpu->arch.emulate_ctxt.interruptibility; - - if (r == 0) - kvm_x86_ops->set_interrupt_shadow(vcpu, shadow_mask); - - if (vcpu->arch.pio.count) { - if (!vcpu->arch.pio.in) - vcpu->arch.pio.count = 0; - return EMULATE_DO_MMIO; - } - - if (vcpu->mmio_needed) { - if (vcpu->mmio_is_write) - vcpu->mmio_needed = 0; - return EMULATE_DO_MMIO; - } if (r) { /* emulation failed */ /* @@ -3910,6 +3894,21 @@ restart: return EMULATE_FAIL; } + shadow_mask = vcpu->arch.emulate_ctxt.interruptibility; + kvm_x86_ops->set_interrupt_shadow(vcpu, shadow_mask); + + if (vcpu->arch.pio.count) { + if (!vcpu->arch.pio.in) + vcpu->arch.pio.count = 0; + return EMULATE_DO_MMIO; + } + + if (vcpu->mmio_needed) { + if (vcpu->mmio_is_write) + vcpu->mmio_needed = 0; + return EMULATE_DO_MMIO; + } + if (vcpu->arch.exception.pending) vcpu->arch.emulate_ctxt.restart = false; -- To unsubscribe from this list: send the line "unsubscribe kvm-commits" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
