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authorMiaohe Lin <linmiaohe@huawei.com>2020-02-17 23:02:30 +0800
committerPaolo Bonzini <pbonzini@redhat.com>2020-03-16 17:57:10 +0100
commitd71f5e03257c6c62568e76ee204a678396a55722 (patch)
tree03e3b95ddabd441152a5d950094ec18f5de9101a
parente080e538e69753e6934be0d23144cb1a9a550589 (diff)
KVM: VMX: Add 'else' to split mutually exclusive case
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>
-rw-r--r--arch/x86/kvm/vmx/vmx.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 6d547b5de28f..15ddaf857552 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -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);