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ia64: Cleanup migrate_irqs() 

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2011-03-25 20:12:33 +01:00
parent 097e98b4fc
commit 428a40c591
1 changed files with 14 additions and 13 deletions
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27
arch/ia64/kernel/irq.c
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@ -130,11 +130,12 @@ unsigned int vectors_in_migration[NR_IRQS];
*/
static void migrate_irqs(void)
{
struct irq_desc *desc;
int irq, new_cpu;
for (irq=0; irq < NR_IRQS; irq++) {
desc = irq_desc + irq;
struct irq_desc *desc = irq_to_desc(irq);
struct irq_data *data = irq_desc_get_irq_data(desc);
struct irq_chip *chip = irq_data_get_irq_chip(data);
if (desc->status == IRQ_DISABLED)
continue;
@ -145,10 +146,10 @@ static void migrate_irqs(void)
* tell CPU not to respond to these local intr sources.
* such as ITV,CPEI,MCA etc.
*/
if (desc->status == IRQ_PER_CPU)
if (irqd_is_per_cpu(data))
continue;
if (cpumask_any_and(irq_desc[irq].affinity, cpu_online_mask)
if (cpumask_any_and(data->affinity, cpu_online_mask)
>= nr_cpu_ids) {
/*
* Save it for phase 2 processing
@ -160,16 +161,16 @@ static void migrate_irqs(void)
/*
* Al three are essential, currently WARN_ON.. maybe panic?
*/
if (desc->chip && desc->chip->disable &&
desc->chip->enable && desc->chip->set_affinity) {
desc->chip->disable(irq);
desc->chip->set_affinity(irq,
cpumask_of(new_cpu));
desc->chip->enable(irq);
if (chip && chip->irq_disable &&
chip->irq_enable && chip->irq_set_affinity) {
chip->irq_disable(data);
chip->irq_set_affinity(data,
cpumask_of(new_cpu), false);
chip->irq_enable(data);
} else {
WARN_ON((!(desc->chip) || !(desc->chip->disable) ||
!(desc->chip->enable) ||
!(desc->chip->set_affinity)));
WARN_ON((!chip || !chip->irq_disable ||
!chip->irq_enable ||
!chip->irq_set_affinity));
}
}
}