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KVM: VMX: Add 'else' to split mutually exclusive case

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Each if branch in handle_external_interrupt_irqoff() is mutually
exclusive. Add 'else' to make it clear and also avoid some unnecessary
check.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Miaohe Lin 2020-02-17 23:02:30 +08:00 committed by Paolo Bonzini
parent e080e538e6
commit d71f5e0325
1 changed files with 3 additions and 5 deletions
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8
arch/x86/kvm/vmx/vmx.c
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@ -6220,15 +6220,13 @@ static void handle_exception_nmi_irqoff(struct vcpu_vmx *vmx)
vmx->exit_intr_info = vmcs_read32(VM_EXIT_INTR_INFO);
/* if exit due to PF check for async PF */
if (is_page_fault(vmx->exit_intr_info))
if (is_page_fault(vmx->exit_intr_info)) {
vmx->vcpu.arch.apf.host_apf_reason = kvm_read_and_reset_pf_reason();
/* Handle machine checks before interrupts are enabled */
if (is_machine_check(vmx->exit_intr_info))
} else if (is_machine_check(vmx->exit_intr_info)) {
kvm_machine_check();
/* We need to handle NMIs before interrupts are enabled */
if (is_nmi(vmx->exit_intr_info)) {
} else if (is_nmi(vmx->exit_intr_info)) {
kvm_before_interrupt(&vmx->vcpu);
asm("int $2");
kvm_after_interrupt(&vmx->vcpu);