pre_ts 269 drivers/ptp/ptp_chardev.c extoff->ts[i][0].sec = sts.pre_ts.tv_sec; pre_ts 270 drivers/ptp/ptp_chardev.c extoff->ts[i][0].nsec = sts.pre_ts.tv_nsec; pre_ts 34 include/linux/ptp_clock_kernel.h struct timespec64 pre_ts; pre_ts 269 include/linux/ptp_clock_kernel.h ktime_get_real_ts64(&sts->pre_ts);