tag	line	file	source code
last_rtc_update	478	kernel/sched.c	static long last_rtc_update=0;
last_rtc_update	526	kernel/sched.c	if (xtime.tv_sec > last_rtc_update + 660)
last_rtc_update	528	kernel/sched.c	last_rtc_update = xtime.tv_sec;