time: Remove unused __get_wall_to_monotonic()

No users left. Remove it.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/include/linux/time.h b/include/linux/time.h
index 4007a12..ce29c86 100644
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -125,7 +125,6 @@
 unsigned long get_seconds(void);
 struct timespec current_kernel_time(void);
 struct timespec __current_kernel_time(void); /* does not take xtime_lock */
-struct timespec __get_wall_to_monotonic(void); /* does not take xtime_lock */
 struct timespec get_monotonic_coarse(void);
 void get_xtime_and_monotonic_offset(struct timespec *xtim, struct timespec *wtom);
 
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index c50aaf6..8da35d1 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -910,11 +910,6 @@
 	return xtime;
 }
 
-struct timespec __get_wall_to_monotonic(void)
-{
-	return wall_to_monotonic;
-}
-
 struct timespec current_kernel_time(void)
 {
 	struct timespec now;