diff mbox

[2/4] powerpc: wsp: Mark opb cascade handler IRQF_NO_THREAD

Message ID 20111005122747.276456506@linutronix.de (mailing list archive)
State Accepted, archived
Commit 5f20b85dc22facf2335205b6569c86c0f8239e81
Delegated to: Benjamin Herrenschmidt
Headers show

Commit Message

Thomas Gleixner Oct. 5, 2011, 12:30 p.m. UTC 
Cascade handlers must run in hard interrupt context.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 arch/powerpc/platforms/wsp/opb_pic.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox

Patch

Index: linux-2.6/arch/powerpc/platforms/wsp/opb_pic.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/wsp/opb_pic.c
+++ linux-2.6/arch/powerpc/platforms/wsp/opb_pic.c
@@ -320,7 +320,8 @@  void __init opb_pic_init(void)
 		}
 
 		/* Attach opb interrupt handler to new virtual IRQ */
-		rc = request_irq(virq, opb_irq_handler, 0, "OPB LS Cascade", opb);
+		rc = request_irq(virq, opb_irq_handler, IRQF_NO_THREAD,
+				 "OPB LS Cascade", opb);
 		if (rc) {
 			printk("opb: request_irq failed: %d\n", rc);
 			continue;