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Message-Id: <1242170724-13349-14-git-send-email-jeremy@goop.org>
Date: Tue, 12 May 2009 16:25:20 -0700
From: Jeremy Fitzhardinge <jeremy@...p.org>
To: Ingo Molnar <mingo@...e.hu>
Cc: the arch/x86 maintainers <x86@...nel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Xen-devel <xen-devel@...ts.xensource.com>,
Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
Subject: [PATCH 13/17] xen: initialize irq 0 too
From: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
IRQ 0 is valid, so make sure it gets initialized properly too.
(Though in practice it doesn't matter, because its the timer
interrupt we don't use under Xen.)
[ Impact: theoretical bugfix, cleanup ]
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
---
arch/x86/xen/pci.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/x86/xen/pci.c b/arch/x86/xen/pci.c
index db0c74c..381b7ab 100644
--- a/arch/x86/xen/pci.c
+++ b/arch/x86/xen/pci.c
@@ -53,7 +53,7 @@ int xen_register_gsi(u32 gsi, int triggering, int polarity)
printk(KERN_DEBUG "xen: --> irq=%d\n", irq);
- if (irq > 0)
+ if (irq >= 0)
xen_set_io_apic_routing(irq,
triggering == ACPI_EDGE_SENSITIVE ? 0 : 1,
polarity == ACPI_ACTIVE_HIGH ? 0 : 1);
--
1.6.0.6
--
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