Updated igmpproxy to 0.1.

[people/pmueller/ipfire-2.x.git] / src / patches / xen-passthrough-fix.patch

From: jbeulich@novell.com
Subject: also register pirq for DomU (which doesn't use the IO-APIC code)
References: bnc#463596
Patch-mainline: obsolete

Additionally make sure IRQ chip and handler aren't getting set twice
for an IRQ possibly in use by more than one device.

--- head-2009-02-02.orig/arch/x86/pci/pcifront.c	2009-02-03 17:27:59.000000000 +0100
+++ head-2009-02-02/arch/x86/pci/pcifront.c	2009-02-03 11:22:28.000000000 +0100
@@ -8,12 +8,14 @@
 #include <linux/init.h>
 #include <linux/pci.h>
 #include <asm/acpi.h>
+#include <xen/evtchn.h>
 #include "pci.h"
 
 static int pcifront_enable_irq(struct pci_dev *dev)
 {
 	u8 irq;
 	pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq);
+	evtchn_register_pirq(irq);
 	dev->irq = irq;
 
 	return 0;
--- head-2009-02-02.orig/drivers/xen/core/evtchn.c	2009-01-14 15:16:43.000000000 +0100
+++ head-2009-02-02/drivers/xen/core/evtchn.c	2009-02-03 17:34:44.000000000 +0100
@@ -1561,7 +1561,7 @@ core_initcall(evtchn_register);
 void evtchn_register_pirq(int irq)
 {
 	BUG_ON(irq < PIRQ_BASE || irq - PIRQ_BASE > NR_PIRQS);
-	if (identity_mapped_irq(irq))
+	if (identity_mapped_irq(irq) || type_from_irq(irq) != IRQT_UNBOUND)
 		return;
 	irq_info[irq] = mk_irq_info(IRQT_PIRQ, irq, 0);
 	set_irq_chip_and_handler_name(irq, &pirq_chip, handle_level_irq,