tick: Move clocksource related stuff to timekeeping.h

Move clocksource related stuff to timekeeping.h and remove the
pointless include from ntp.c

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
[ rjw: Subject ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/2714218.nM5AEfAHj0@vostro.rjw.lan
Signed-off-by: Ingo Molnar <mingo@kernel.org>
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index c3be3c7..8b4010f 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -31,7 +31,7 @@
 #include <linux/tick.h>
 #include <linux/kthread.h>
 
-#include "tick-internal.h"
+#include "timekeeping.h"
 #include "timekeeping_internal.h"
 
 /**
diff --git a/kernel/time/jiffies.c b/kernel/time/jiffies.c
index c4bb518..347fecf 100644
--- a/kernel/time/jiffies.c
+++ b/kernel/time/jiffies.c
@@ -25,7 +25,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 
-#include "tick-internal.h"
+#include "timekeeping.h"
 
 /* The Jiffies based clocksource is the lowest common
  * denominator clock source which should function on
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c
index 0f60b08..9ad60d0 100644
--- a/kernel/time/ntp.c
+++ b/kernel/time/ntp.c
@@ -17,7 +17,6 @@
 #include <linux/module.h>
 #include <linux/rtc.h>
 
-#include "tick-internal.h"
 #include "ntp_internal.h"
 
 /*
diff --git a/kernel/time/tick-internal.h b/kernel/time/tick-internal.h
index c7b75be..cba5214 100644
--- a/kernel/time/tick-internal.h
+++ b/kernel/time/tick-internal.h
@@ -6,10 +6,6 @@
 
 #include "timekeeping.h"
 
-extern seqlock_t jiffies_lock;
-
-#define CS_NAME_LEN	32
-
 #ifdef CONFIG_GENERIC_CLOCKEVENTS
 
 #define TICK_DO_TIMER_NONE	-1
@@ -169,5 +165,3 @@
 
 #endif /* GENERIC_CLOCKEVENTS */
 
-extern void do_timer(unsigned long ticks);
-extern void update_wall_time(void);
diff --git a/kernel/time/timekeeping.h b/kernel/time/timekeeping.h
index 1d91416..ead8794 100644
--- a/kernel/time/timekeeping.h
+++ b/kernel/time/timekeeping.h
@@ -19,4 +19,11 @@
 extern int timekeeping_suspend(void);
 extern void timekeeping_resume(void);
 
+extern void do_timer(unsigned long ticks);
+extern void update_wall_time(void);
+
+extern seqlock_t jiffies_lock;
+
+#define CS_NAME_LEN	32
+
 #endif