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author | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2008-11-28 15:23:52 +1100 |
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committer | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2008-11-28 15:23:52 +1100 |
commit | b5a20aa2657063cbf3b47fc700603180de4bb554 (patch) | |
tree | 9419fb851cda53a7f1fd67a3697bdf8550df19e4 /drivers/acpi/pci_link.c | |
parent | cc09c0dc57de7f7d2ed89d480b5653e5f6a32f2c (diff) | |
parent | ed313489badef16d700f5a3be50e8fd8f8294bc8 (diff) | |
download | talos-op-linux-b5a20aa2657063cbf3b47fc700603180de4bb554.tar.gz talos-op-linux-b5a20aa2657063cbf3b47fc700603180de4bb554.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/acpi/pci_link.c')
-rw-r--r-- | drivers/acpi/pci_link.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c index fcfdef7b4fdd..e52ad91ce2dc 100644 --- a/drivers/acpi/pci_link.c +++ b/drivers/acpi/pci_link.c @@ -531,7 +531,7 @@ int __init acpi_irq_penalty_init(void) return 0; } -static int acpi_irq_balance; /* 0: static, 1: balance */ +static int acpi_irq_balance = -1; /* 0: static, 1: balance */ static int acpi_pci_link_allocate(struct acpi_pci_link *link) { @@ -950,10 +950,17 @@ device_initcall(irqrouter_init_sysfs); static int __init acpi_pci_link_init(void) { - if (acpi_noirq) return 0; + if (acpi_irq_balance == -1) { + /* no command line switch: enable balancing in IOAPIC mode */ + if (acpi_irq_model == ACPI_IRQ_MODEL_IOAPIC) + acpi_irq_balance = 1; + else + acpi_irq_balance = 0; + } + acpi_link.count = 0; INIT_LIST_HEAD(&acpi_link.entries); |