linux-kernel - [PATCH 43/76] ACPI: Make ACPI interrupt threaded

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Message-id: <6fe0d0628245fdcd6fad8b837c81e8f7ebc3364d.1333101989.git.len.brown@intel.com>
Date:	Fri, 30 Mar 2012 06:13:46 -0400
From:	Len Brown <lenb@...nel.org>
To:	linux-acpi@...r.kernel.org, linux-pm@...ts.linux-foundation.org
Cc:	linux-kernel@...r.kernel.org, Andi Kleen <andi@...stfloor.org>,
	Andi Kleen <ak@...ux.intel.com>,
	Len Brown <len.brown@...el.com>
Subject: [PATCH 43/76] ACPI: Make ACPI interrupt threaded

From: Andi Kleen <andi@...stfloor.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@...ux.intel.com>
Signed-off-by: Len Brown <len.brown@...el.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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