Commit-ID: 629e15d245f46bef9d26199b450f882f9437a8fe
Gitweb: http://git.kernel.org/tip/629e15d245f46bef9d26199b450f882f9437a8fe
Author: Yinghai Lu <yinghai@xxxxxxxxxx>
AuthorDate: Fri, 15 May 2009 13:05:16 -0700
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Mon, 18 May 2009 09:33:17 +0200
x86, irq: update_mptable needs pci_routeirq
To get all device irq routing and to save them.
This is basically an implicit pci=routeirq enablement if (and on if)
the update_mptable boot option (which is off by default) has been
specified.
[ Impact: extend the update_mptable boot opion's scope ]
Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
Cc: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
LKML-Reference: <4A0DB7B4.4060702@xxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
arch/x86/kernel/mpparse.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index cd2a41a..e6bf9d0 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -17,6 +17,7 @@
#include <linux/acpi.h>
#include <linux/module.h>
#include <linux/smp.h>
+#include <linux/pci.h>
#include <asm/mtrr.h>
#include <asm/mpspec.h>
@@ -961,6 +962,9 @@ static int __initdata enable_update_mptable;
static int __init update_mptable_setup(char *str)
{
enable_update_mptable = 1;
+#ifdef CONFIG_PCI
+ pci_routeirq = 1;
+#endif
return 0;
}
early_param("update_mptable", update_mptable_setup);
@@ -973,6 +977,9 @@ static int __initdata alloc_mptable;
static int __init parse_alloc_mptable_opt(char *p)
{
enable_update_mptable = 1;
+#ifdef CONFIG_PCI
+ pci_routeirq = 1;
+#endif
alloc_mptable = 1;
if (!p)
return 0;
--
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