[PATCH] genirq: ARM dyntick cleanup

Linus: "The hacks in kernel/irq/handle.c are really horrid. REALLY
horrid."

They are indeed. Move the dyntick quirks to ARM where they belong.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

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