[ARM] dyntick: Remove obsolete and unused ARM dyntick support

dyntick is superseded by the clocksource/clockevent infrastructure,
using the NO_HZ configuration option.  No one implements dyntick on
ARM anymore, so it's pointless keeping it around.  Remove dyntick
support.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 0 insertions, 11 deletions

diff --git a/include/asm-arm/hw_irq.h b/include/asm-arm/hw_irq.h
index 98d594a973d6..f1a08a500604 100644
--- a/include/asm-arm/hw_irq.h
+++ b/include/asm-arm/hw_irq.h
@@ -6,15 +6,4 @@
 
 #include <asm/mach/irq.h>
 
-#if defined(CONFIG_NO_IDLE_HZ)
-# include <asm/dyntick.h>
-# define handle_dynamic_tick(action)                                    \
-        if (!(action->flags & IRQF_TIMER) && system_timer->dyn_tick) {  \
-                write_seqlock(&xtime_lock);                             \
-                if (system_timer->dyn_tick->state & DYN_TICK_ENABLED)   \
-                        system_timer->dyn_tick->handler(irq, NULL);     \
-                write_sequnlock(&xtime_lock);                           \
-        }
-#endif
-
 #endif