1#ifndef _LINUX_NTP_INTERNAL_H 2#define _LINUX_NTP_INTERNAL_H 3 4extern void ntp_init(void); 5extern void ntp_clear(void); 6/* Returns how long ticks are at present, in ns / 2^NTP_SCALE_SHIFT. */ 7extern u64 ntp_tick_length(void); 8extern ktime_t ntp_get_next_leap(void); 9extern int second_overflow(time64_t secs); 10extern int ntp_validate_timex(struct timex *); 11extern int __do_adjtimex(struct timex *, struct timespec64 *, s32 *); 12extern void __hardpps(const struct timespec64 *, const struct timespec64 *); 13#endif /* _LINUX_NTP_INTERNAL_H */ 14