KVM: Fix coalesced interrupt reporting in IOAPIC

This bug was introduced by b4a2f5e. Cc: [email protected] Signed-off-by: Gleb Natapov <[email protected]> Signed-off-by: Marcelo Tosatti <[email protected]> Signed-off-by: Avi Kivity <[email protected]>
mna · Sep 10, 2009 · 65a8221 · 65a8221
1 parent a20316d
commit 65a8221
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
@@ -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);
 	}