struct itimerval *ovalue);
extern int do_getitimer(int which, struct itimerval *value);
extern void getnstimeofday(struct timespec *tv);
-extern void getnstimestamp(struct timespec *ts);
extern struct timespec timespec_trunc(struct timespec t, unsigned gran);
EXPORT_SYMBOL_GPL(getnstimeofday);
#endif
-void getnstimestamp(struct timespec *ts)
-{
- unsigned int seq;
- struct timespec wall2mono;
-
- /* synchronize with settimeofday() changes */
- do {
- seq = read_seqbegin(&xtime_lock);
- getnstimeofday(ts);
- wall2mono = wall_to_monotonic;
- } while(unlikely(read_seqretry(&xtime_lock, seq)));
-
- /* adjust to monotonicaly-increasing values */
- ts->tv_sec += wall2mono.tv_sec;
- ts->tv_nsec += wall2mono.tv_nsec;
- while (unlikely(ts->tv_nsec >= NSEC_PER_SEC)) {
- ts->tv_nsec -= NSEC_PER_SEC;
- ts->tv_sec++;
- }
-}
-EXPORT_SYMBOL_GPL(getnstimestamp);
-
/* Converts Gregorian date to seconds since 1970-01-01 00:00:00.
* Assumes input in normal date format, i.e. 1980-12-31 23:59:59
* => year=1980, mon=12, day=31, hour=23, min=59, sec=59.