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-rw-r--r--include/linux/timex.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/timex.h b/include/linux/timex.h
index d543d3871e38..2a21485bf183 100644
--- a/include/linux/timex.h
+++ b/include/linux/timex.h
@@ -294,11 +294,15 @@ extern void register_time_interpolator(struct time_interpolator *);
extern void unregister_time_interpolator(struct time_interpolator *);
extern void time_interpolator_reset(void);
extern unsigned long time_interpolator_get_offset(void);
+extern void time_interpolator_update(long delta_nsec);
#else /* !CONFIG_TIME_INTERPOLATION */
-static inline void
-time_interpolator_reset(void)
+static inline void time_interpolator_reset(void)
+{
+}
+
+static inline void time_interpolator_update(long delta_nsec)
{
}
@@ -309,6 +313,8 @@ time_interpolator_reset(void)
/* Returns how long ticks are at present, in ns / 2^(SHIFT_SCALE-10). */
extern u64 current_tick_length(void);
+extern void second_overflow(void);
+extern void update_ntp_one_tick(void);
extern int do_adjtimex(struct timex *);
#endif /* KERNEL */