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Diffstat (limited to 'arch/arm/kernel/irq.c')
-rw-r--r--arch/arm/kernel/irq.c25
1 files changed, 4 insertions, 21 deletions
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 2c4257604513..7c81ec428b9b 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -65,24 +65,7 @@ int arch_show_interrupts(struct seq_file *p, int prec)
65 */ 65 */
66void handle_IRQ(unsigned int irq, struct pt_regs *regs) 66void handle_IRQ(unsigned int irq, struct pt_regs *regs)
67{ 67{
68 struct pt_regs *old_regs = set_irq_regs(regs); 68 __handle_domain_irq(NULL, irq, false, regs);
69
70 irq_enter();
71
72 /*
73 * Some hardware gives randomly wrong interrupts. Rather
74 * than crashing, do something sensible.
75 */
76 if (unlikely(irq >= nr_irqs)) {
77 if (printk_ratelimit())
78 printk(KERN_WARNING "Bad IRQ%u\n", irq);
79 ack_bad_irq(irq);
80 } else {
81 generic_handle_irq(irq);
82 }
83
84 irq_exit();
85 set_irq_regs(old_regs);
86} 69}
87 70
88/* 71/*
@@ -175,7 +158,7 @@ static bool migrate_one_irq(struct irq_desc *desc)
175 c = irq_data_get_irq_chip(d); 158 c = irq_data_get_irq_chip(d);
176 if (!c->irq_set_affinity) 159 if (!c->irq_set_affinity)
177 pr_debug("IRQ%u: unable to set affinity\n", d->irq); 160 pr_debug("IRQ%u: unable to set affinity\n", d->irq);
178 else if (c->irq_set_affinity(d, affinity, true) == IRQ_SET_MASK_OK && ret) 161 else if (c->irq_set_affinity(d, affinity, false) == IRQ_SET_MASK_OK && ret)
179 cpumask_copy(d->affinity, affinity); 162 cpumask_copy(d->affinity, affinity);
180 163
181 return ret; 164 return ret;
@@ -205,8 +188,8 @@ void migrate_irqs(void)
205 raw_spin_unlock(&desc->lock); 188 raw_spin_unlock(&desc->lock);
206 189
207 if (affinity_broken && printk_ratelimit()) 190 if (affinity_broken && printk_ratelimit())
208 pr_warning("IRQ%u no longer affine to CPU%u\n", i, 191 pr_warn("IRQ%u no longer affine to CPU%u\n",
209 smp_processor_id()); 192 i, smp_processor_id());
210 } 193 }
211 194
212 local_irq_restore(flags); 195 local_irq_restore(flags);