sparseirq: make some func to be used with genirq

Impact: clean up sparseirq fallout on random.c

Ingo suggested to change some ifdef from SPARSE_IRQ to GENERIC_HARDIRQS
so we could some #ifdef later if all arch support genirq

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Acked-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 2 insertions, 4 deletions

diff --git a/include/linux/irq.h b/include/linux/irq.h
index f899b502f186..e9a878978c85 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -160,12 +160,10 @@ struct irq_2_iommu;
  */
 struct irq_desc {
         unsigned int            irq;
-#ifdef CONFIG_SPARSE_IRQ
         struct timer_rand_state *timer_rand_state;
         unsigned int            *kstat_irqs;
-# ifdef CONFIG_INTR_REMAP
+#ifdef CONFIG_INTR_REMAP
         struct irq_2_iommu      *irq_2_iommu;
-# endif
 #endif
         irq_flow_handler_t      handle_irq;
         struct irq_chip         *chip;
@@ -202,13 +200,13 @@ extern void arch_free_chip_data(struct irq_desc *old_desc, struct irq_desc *desc
 extern struct irq_desc irq_desc[NR_IRQS];
 #else /* CONFIG_SPARSE_IRQ */
 extern struct irq_desc *move_irq_desc(struct irq_desc *old_desc, int cpu);
+#endif /* CONFIG_SPARSE_IRQ */
 
 #define kstat_irqs_this_cpu(DESC) \
         ((DESC)->kstat_irqs[smp_processor_id()])
 #define kstat_incr_irqs_this_cpu(irqno, DESC) \
         ((DESC)->kstat_irqs[smp_processor_id()]++)
 
-#endif /* CONFIG_SPARSE_IRQ */
 
 extern struct irq_desc *irq_to_desc_alloc_cpu(unsigned int irq, int cpu);