1 files changed, 7 insertions, 19 deletions

diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 096f600dc8d8..c9a8619f3856 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -86,7 +86,7 @@ int show_interrupts(struct seq_file *p, void *v)
 unlock:
 		spin_unlock_irqrestore(&irq_desc[i].lock, flags);
 	} else if (i == NR_IRQS) {
-#ifdef CONFIG_ARCH_ACORN
+#ifdef CONFIG_FIQ
 		show_fiq_list(p, v);
 #endif
 #ifdef CONFIG_SMP
@@ -98,17 +98,6 @@ unlock:
 	return 0;
 }
 
-/* Handle bad interrupts */
-static struct irq_desc bad_irq_desc = {
-	.handle_irq = handle_bad_irq,
-	.lock = __SPIN_LOCK_UNLOCKED(bad_irq_desc.lock),
-};
-
-#ifdef CONFIG_CPUMASK_OFFSTACK
-/* We are not allocating bad_irq_desc.affinity or .pending_mask */
-#error "ARM architecture does not support CONFIG_CPUMASK_OFFSTACK."
-#endif
-
 /*
  * do_IRQ handles all hardware IRQ's.  Decoded IRQs should not
  * come via this function.  Instead, they should provide their
@@ -124,10 +113,13 @@ asmlinkage void __exception asm_do_IRQ(unsigned int irq, struct pt_regs *regs)
 	 * Some hardware gives randomly wrong interrupts.  Rather
 	 * than crashing, do something sensible.
 	 */
-	if (irq >= NR_IRQS)
-		handle_bad_irq(irq, &bad_irq_desc);
-	else
+	if (unlikely(irq >= NR_IRQS)) {
+		if (printk_ratelimit())
+			printk(KERN_WARNING "Bad IRQ%u\n", irq);
+		ack_bad_irq(irq);
+	} else {
 		generic_handle_irq(irq);
+	}
 
 	/* AT91 specific workaround */
 	irq_finish(irq);
@@ -165,10 +157,6 @@ void __init init_IRQ(void)
 	for (irq = 0; irq < NR_IRQS; irq++)
 		irq_desc[irq].status |= IRQ_NOREQUEST | IRQ_NOPROBE;
 
-#ifdef CONFIG_SMP
-	cpumask_setall(bad_irq_desc.affinity);
-	bad_irq_desc.node = smp_processor_id();
-#endif
 	init_arch_irq();
 }