Commit 65a82211 authored by Gleb Natapov's avatar Gleb Natapov Committed by Avi Kivity
Browse files

KVM: Fix coalesced interrupt reporting in IOAPIC 



This bug was introduced by b4a2f5e7.

Cc: stable@kernel.org
Signed-off-by: default avatarGleb Natapov <gleb@redhat.com>
Signed-off-by: default avatarMarcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent a20316d2

virt/kvm/ioapic.c

+2 −0
Original line number Diff line number Diff line
@@ -193,6 +193,8 @@ int kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level) 
			if ((edge && old_irr != ioapic->irr) ||

			    (!edge && !entry.fields.remote_irr))

				ret = ioapic_service(ioapic, irq);

			else

				ret = 0; /* report coalesced interrupt */

		}

		trace_kvm_ioapic_set_irq(entry.bits, irq, ret == 0);

	}