Cascade handlers must run in hard interrupt context.
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
---
arch/powerpc/platforms/wsp/opb_pic.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
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;
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