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[Xen-changelog] [xen-unstable] [HVM] Avoid long delay between setting IR

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Subject: [Xen-changelog] [xen-unstable] [HVM] Avoid long delay between setting IRQ for PV drivers and
From: Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>
Date: Thu, 09 Nov 2006 10:10:12 +0000
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# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID 6085f1e5366fba2594f3b8157497d8489a58dab5
# Parent  3280d6211213ae46f0e9be78f885c195b7625b79
[HVM] Avoid long delay between setting IRQ for PV drivers and
servicing it. Should call service_ioapic() synchronously.
Signed-off-by: Keir Fraser <keir@xxxxxxxxxxxxx>
 xen/arch/x86/hvm/vioapic.c |    2 ++
 1 files changed, 2 insertions(+)

diff -r 3280d6211213 -r 6085f1e5366f xen/arch/x86/hvm/vioapic.c
--- a/xen/arch/x86/hvm/vioapic.c        Wed Nov 08 19:48:46 2006 +0000
+++ b/xen/arch/x86/hvm/vioapic.c        Thu Nov 09 09:04:41 2006 +0000
@@ -497,6 +497,8 @@ void vioapic_set_xen_irq(struct domain *
         vioapic->irr_xen |= 1 << irq;
         vioapic->irr_xen &= ~(1 << irq);
+    service_ioapic(vioapic);
 void vioapic_set_irq(struct domain *d, int irq, int level)

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