From: Gleb Natapov <gleb@redhat.com>
To: mtosatti@redhat.com
Cc: kvm@vger.kernel.org
Subject: [PATCH] Fix coalesced interrupt reporting in IOAPIC
Date: Thu, 3 Sep 2009 12:10:34 +0300 [thread overview]
Message-ID: <20090903091034.GB30093@redhat.com> (raw)
This bug was introduced by b4a2f5e723e4f7df46731106faf9e2405673c073
Signed-off-by: Gleb Natapov <gleb@redhat.com>
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.
next reply other threads:[~2009-09-03 9:10 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-03 9:10 Gleb Natapov [this message]
2009-09-03 17:31 ` [PATCH] Fix coalesced interrupt reporting in IOAPIC Marcelo Tosatti
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