timer: remove clockevents_unregister_notifier

I find a function(clockevents_unregister_notifier) which is not called by
anything in tree.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 1 deletions

diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h
index e0bd46eb2414..def5a659b8a5 100644
--- a/include/linux/clockchips.h
+++ b/include/linux/clockchips.h
@@ -123,7 +123,6 @@ extern void clockevents_exchange_device(struct clock_event_device *old,
 extern void clockevents_set_mode(struct clock_event_device *dev,
                                  enum clock_event_mode mode);
 extern int clockevents_register_notifier(struct notifier_block *nb);
-extern void clockevents_unregister_notifier(struct notifier_block *nb);
 extern int clockevents_program_event(struct clock_event_device *dev,
                                      ktime_t expires, ktime_t now);