linux/fs/utimes.c

212 	struct timespec64 tv[2];
215 		if (get_user(tv[0].tv_sec, &times->actime) ||
216 		    get_user(tv[1].tv_sec, &times->modtime))
218 		tv[0].tv_nsec = 0;
219 		tv[1].tv_nsec = 0;
221 	return do_utimes(AT_FDCWD, filename, times ? tv : NULL, 0);
234 	struct timespec64 tv[2];
237 		if (get_user(tv[0].tv_sec, &t->actime) ||
238 		    get_user(tv[1].tv_sec, &t->modtime))
240 		tv[0].tv_nsec = 0;
241 		tv[1].tv_nsec = 0;
243 	return do_utimes(AT_FDCWD, filename, t ? tv : NULL, 0);
249 	struct timespec64 tv[2];
252 		if (get_old_timespec32(&tv[0], &t[0]) ||
253 		    get_old_timespec32(&tv[1], &t[1]))
256 		if (tv[0].tv_nsec == UTIME_OMIT && tv[1].tv_nsec == UTIME_OMIT)
259 	return do_utimes(dfd, filename, t ? tv : NULL, flags);
266 	struct timespec64 tv[2];
269 		if (get_user(tv[0].tv_sec, &t[0].tv_sec) ||
270 		    get_user(tv[0].tv_nsec, &t[0].tv_usec) ||
271 		    get_user(tv[1].tv_sec, &t[1].tv_sec) ||
272 		    get_user(tv[1].tv_nsec, &t[1].tv_usec))
274 		if (tv[0].tv_nsec >= 1000000 || tv[0].tv_nsec < 0 ||
275 		    tv[1].tv_nsec >= 1000000 || tv[1].tv_nsec < 0)
277 		tv[0].tv_nsec *= 1000;
278 		tv[1].tv_nsec *= 1000;
280 	return do_utimes(dfd, filename, t ? tv : NULL, 0);