Or strange things will happen.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 
        action->handler = sibyte_counter_handler;
        action->flags   = IRQF_DISABLED | IRQF_PERCPU;
+       action->mask    = cpumask_of_cpu(cpu);
        action->name    = name;
        action->dev_id  = cd;
+
+       irq_set_affinity(irq, cpumask_of_cpu(cpu));
        setup_irq(irq, action);
 }
 
 
        action->handler = sibyte_counter_handler;
        action->flags   = IRQF_DISABLED | IRQF_PERCPU;
+       action->mask    = cpumask_of_cpu(cpu);
        action->name    = name;
        action->dev_id  = cd;
+
+       irq_set_affinity(irq, cpumask_of_cpu(cpu));
        setup_irq(irq, action);
 }