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-rw-r--r--include/asm-arm/hw_irq.h11
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