1 files changed, 11 insertions, 0 deletions

diff --git a/include/asm-arm/hw_irq.h b/include/asm-arm/hw_irq.h
index f1a08a500604..275b574fd1a5 100644
--- a/include/asm-arm/hw_irq.h
+++ b/include/asm-arm/hw_irq.h
@@ -6,4 +6,15 @@
 
 #include <asm/mach/irq.h>
 
+#if defined(CONFIG_NO_IDLE_HZ)
+# include <asm/dyntick.h>
+# define handle_dynamic_tick(action)                                    \
+        if (!(action->flags & SA_TIMER) && system_timer->dyn_tick) {    \
+                write_seqlock(&xtime_lock);                             \
+                if (system_timer->dyn_tick->state & DYN_TICK_ENABLED)   \
+                        system_timer->dyn_tick->handler(irq, 0, regs);  \
+                write_sequnlock(&xtime_lock);                           \
+        }
+#endif
+
 #endif