diff options
| author | Yinghai Lu <yinghai@kernel.org> | 2009-05-15 22:05:16 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-05-18 09:33:17 +0200 |
| commit | 629e15d245f46bef9d26199b450f882f9437a8fe (patch) | |
| tree | 8acc02c159e6b1a62753db4ba508932358ae5457 | |
| parent | x86: don't call read_apic_id if !cpu_has_apic (diff) | |
| download | linux-629e15d245f46bef9d26199b450f882f9437a8fe.tar.xz linux-629e15d245f46bef9d26199b450f882f9437a8fe.zip | |
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@kernel.org>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
LKML-Reference: <4A0DB7B4.4060702@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | 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 cd2a41a7c45c..e6bf9d08e503 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; |