ia64: Cleanup migrate_irqs() (428a40c5) · Commits · e / devices / samsung / android_kernel_samsung_exynos7580-common

arch/ia64/kernel/irq.c

+14 −13

Original line number	Original line	Diff line number	Diff line
	@@ -130,11 +130,12 @@ unsigned int vectors_in_migration[NR_IRQS];
	*/		*/
	static void migrate_irqs(void)		static void migrate_irqs(void)
	{		{
	struct irq_desc *desc;
	int irq, new_cpu;		int irq, new_cpu;

	for (irq=0; irq < NR_IRQS; irq++) {		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)		if (desc->status == IRQ_DISABLED)
	continue;		continue;
	@@ -145,10 +146,10 @@ static void migrate_irqs(void)
	* tell CPU not to respond to these local intr sources.		* tell CPU not to respond to these local intr sources.
	* such as ITV,CPEI,MCA etc.		* such as ITV,CPEI,MCA etc.
	*/		*/
	if (desc->status == IRQ_PER_CPU)		if (irqd_is_per_cpu(data))
	continue;		continue;

	if (cpumask_any_and(irq_desc[irq].affinity, cpu_online_mask)		if (cpumask_any_and(data->affinity, cpu_online_mask)
	>= nr_cpu_ids) {		>= nr_cpu_ids) {
	/*		/*
	* Save it for phase 2 processing		* Save it for phase 2 processing
	@@ -160,16 +161,16 @@ static void migrate_irqs(void)
	/*		/*
	* Al three are essential, currently WARN_ON.. maybe panic?		* Al three are essential, currently WARN_ON.. maybe panic?
	*/		*/
	if (desc->chip && desc->chip->disable &&		if (chip && chip->irq_disable &&
	desc->chip->enable && desc->chip->set_affinity) {		chip->irq_enable && chip->irq_set_affinity) {
	desc->chip->disable(irq);		chip->irq_disable(data);
	desc->chip->set_affinity(irq,		chip->irq_set_affinity(data,
	cpumask_of(new_cpu));		cpumask_of(new_cpu), false);
	desc->chip->enable(irq);		chip->irq_enable(data);
	} else {		} else {
	WARN_ON((!(desc->chip) \|\| !(desc->chip->disable) \|\|		WARN_ON((!chip \|\| !chip->irq_disable \|\|
	!(desc->chip->enable) \|\|		!chip->irq_enable \|\|
	!(desc->chip->set_affinity)));		!chip->irq_set_affinity));
	}		}
	}		}
	}		}