diff options
Diffstat (limited to 'arch/arm/kernel/irq.c')
| -rw-r--r-- | arch/arm/kernel/irq.c | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c index 096f600dc8d..b7c3490eaa2 100644 --- a/arch/arm/kernel/irq.c +++ b/arch/arm/kernel/irq.c @@ -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(); } |