1obj-y += timekeeping.o ntp.o clocksource.o jiffies.o timer_list.o 2 3obj-$(CONFIG_GENERIC_CLOCKEVENTS_BUILD) += clockevents.o 4obj-$(CONFIG_GENERIC_CLOCKEVENTS) += tick-common.o 5obj-$(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST) += tick-broadcast.o 6obj-$(CONFIG_TICK_ONESHOT) += tick-oneshot.o 7obj-$(CONFIG_TICK_ONESHOT) += tick-sched.o 8obj-$(CONFIG_TIMER_STATS) += timer_stats.o 9