rtc_read_offset   220 drivers/rtc/sysfs.c 	retval = rtc_read_offset(to_rtc_device(dev), &offset);
rtc_read_offset   209 include/linux/rtc.h int rtc_read_offset(struct rtc_device *rtc, long *offset);
rtc_read_offset   152 include/trace/events/rtc.h DEFINE_EVENT(rtc_offset_class, rtc_read_offset,