1 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/irq.h b/include/linux/irq.h
index 60c856aaac0f..cbf471aee1ce 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -158,6 +158,11 @@ struct irq_desc {
         struct irq_desc         *next;
         struct timer_rand_state *timer_rand_state;
 #endif
+#ifdef CONFIG_HAVE_DYN_ARRAY
+        unsigned int            *kstat_irqs;
+#else
+        unsigned int            kstat_irqs[NR_CPUS];
+#endif
         irq_flow_handler_t      handle_irq;
         struct irq_chip         *chip;
         struct msi_desc         *msi_desc;
@@ -190,6 +195,8 @@ extern struct irq_desc *irq_to_desc(unsigned int irq);
 /* could be removed if we get rid of all irq_desc reference */
 extern struct irq_desc irq_desc[NR_IRQS];
 #endif
+#define kstat_irqs_this_cpu(DESC) \
+        ((DESC)->kstat_irqs[smp_processor_id()])
 
 /*
  * Migration helpers for obsolete names, they will go away: