| From | Len Brown <> | Subject | [PATCH 43/76] ACPI: Make ACPI interrupt threaded | Date | Fri, 30 Mar 2012 06:13:46 -0400 |
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From: Andi Kleen <andi@firstfloor.org>
Some ACPI interrupt actions may need to wait, and it's easiest to have a thread context for this. So turn the ACPI interrupt into a threaded interrupt.
Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Len Brown <len.brown@intel.com> --- drivers/acpi/osl.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 412a1e0..02367a8 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -595,7 +595,8 @@ acpi_os_install_interrupt_handler(u32 gsi, acpi_osd_handler handler, acpi_irq_handler = handler; acpi_irq_context = context; - if (request_irq(irq, acpi_irq, IRQF_SHARED, "acpi", acpi_irq)) { + if (request_threaded_irq(irq, NULL, acpi_irq, IRQF_SHARED, "acpi", + acpi_irq)) { printk(KERN_ERR PREFIX "SCI (IRQ%d) allocation failed\n", irq); acpi_irq_handler = NULL; return AE_NOT_ACQUIRED; -- 1.7.10.rc2.19.gfae9d
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