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genirq: remove sparse irq code

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This code is not ready, but we need to rip it out instead of rebasing
as we would lose the APIC/IO_APIC unification otherwise.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2008-10-15 14:16:55 +02:00 • committed by Ingo Molnar
parent c6b7674f32
commit 2cc21ef843
9 changed files with 11 additions and 439 deletions
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20
include/linux/irq.h
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@ -167,15 +167,8 @@ struct irq_2_iommu;
*/
struct irq_desc {
unsigned int irq;
#ifdef CONFIG_HAVE_SPARSE_IRQ
struct irq_desc *next;
struct timer_rand_state *timer_rand_state;
#endif
#ifdef CONFIG_HAVE_DYN_ARRAY
unsigned int *kstat_irqs;
#endif
#if defined(CONFIG_INTR_REMAP) && defined(CONFIG_HAVE_SPARSE_IRQ)
struct irq_2_iommu *irq_2_iommu;
#endif
irq_flow_handler_t handle_irq;
struct irq_chip *chip;
@ -205,8 +198,6 @@ struct irq_desc {
} ____cacheline_internodealigned_in_smp;
#ifndef CONFIG_HAVE_SPARSE_IRQ
#ifndef CONFIG_HAVE_DYN_ARRAY
/* could be removed if we get rid of all irq_desc reference */
extern struct irq_desc irq_desc[NR_IRQS];
@ -224,17 +215,6 @@ static inline struct irq_desc *irq_to_desc_alloc(unsigned int irq)
return irq_to_desc(irq);
}
#else
extern struct irq_desc *irq_to_desc(unsigned int irq);
extern struct irq_desc *irq_to_desc_alloc(unsigned int irq);
extern struct irq_desc *sparse_irqs;
#define for_each_irq_desc(irqX, desc) \
for (desc = sparse_irqs, irqX = desc->irq; desc; desc = desc->next, irqX = desc ? desc->irq : -1U)
#endif
#ifdef CONFIG_HAVE_DYN_ARRAY
#define kstat_irqs_this_cpu(DESC) \
((DESC)->kstat_irqs[smp_processor_id()])