[PATCH] Fix coalesced interrupt reporting in IOAPIC

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This bug was introduced by b4a2f5e723e4f7df46731106faf9e2405673c073

Signed-off-by: Gleb Natapov <gleb@xxxxxxxxxx>
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index e9de458..38a2d20 100644
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -194,6 +194,8 @@ 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);
 	}
--
			Gleb.
--
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