Commit 99b82a14 authored Aug 19, 2020 by Wanpeng Li Committed by Paolo Bonzini Sep 12, 2020

KVM: VMX: Don't freeze guest when event delivery causes an APIC-access exit



According to SDM 27.2.4, Event delivery causes an APIC-access VM exit.
Don't report internal error and freeze guest when event delivery causes
an APIC-access exit, it is handleable and the event will be re-injected
during the next vmentry.

Signed-off-by: Wanpeng Li <wanpengli@tencent.com>
Message-Id: <1597827327-25055-2-git-send-email-wanpengli@tencent.com>
Cc: stable@vger.kernel.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

parent e42c6828

arch/x86/kvm/vmx/vmx.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -6054,6 +6054,7 @@ static int vmx_handle_exit(struct kvm_vcpu *vcpu, fastpath_t exit_fastpath)
		(exit_reason != EXIT_REASON_EXCEPTION_NMI &&
		exit_reason != EXIT_REASON_EPT_VIOLATION &&
		exit_reason != EXIT_REASON_PML_FULL &&
		exit_reason != EXIT_REASON_APIC_ACCESS &&
		exit_reason != EXIT_REASON_TASK_SWITCH)) {
		vcpu->run->exit_reason = KVM_EXIT_INTERNAL_ERROR;
		vcpu->run->internal.suberror = KVM_INTERNAL_ERROR_DELIVERY_EV;

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