Commit fa9726b0 authored by Gleb Natapov's avatar Gleb Natapov Committed by Avi Kivity
Browse files

KVM: Do not allow interrupt injection from userspace if there is a pending event. 



The exception will immediately close the interrupt window.

Signed-off-by: default avatarGleb Natapov <gleb@redhat.com>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent 3298b75c

arch/x86/kvm/x86.c

+3 −2
Original line number Diff line number Diff line
@@ -3105,8 +3105,9 @@ static void post_kvm_run_save(struct kvm_vcpu *vcpu, 
		kvm_run->ready_for_interrupt_injection = 1;

	else

		kvm_run->ready_for_interrupt_injection =

					(kvm_arch_interrupt_allowed(vcpu) &&

					 !kvm_cpu_has_interrupt(vcpu));

			kvm_arch_interrupt_allowed(vcpu) &&

			!kvm_cpu_has_interrupt(vcpu) &&

			!kvm_event_needs_reinjection(vcpu);

}



static void vapic_enter(struct kvm_vcpu *vcpu)