obj-y += time.o timer.o hrtimer.o itimer.o posix-timers.o posix-cpu-timers.o

  obj-y += timekeeping.o ntp.o clocksource.o jiffies.o timer_list.o

  obj-y += timeconv.o posix-clock.o alarmtimer.o

  obj-$(CONFIG_GENERIC_CLOCKEVENTS_BUILD)		+= clockevents.o

  obj-$(CONFIG_GENERIC_CLOCKEVENTS)		+= tick-common.o

  ifeq ($(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST),y)
   obj-y						+= tick-broadcast.o
   obj-$(CONFIG_TICK_ONESHOT)			+= tick-broadcast-hrtimer.o
  endif

  obj-$(CONFIG_GENERIC_SCHED_CLOCK)		+= sched_clock.o

  obj-$(CONFIG_TICK_ONESHOT)			+= tick-oneshot.o
  obj-$(CONFIG_TICK_ONESHOT)			+= tick-sched.o

  obj-$(CONFIG_TIMER_STATS)			+= timer_stats.o

  obj-$(CONFIG_DEBUG_FS)				+= timekeeping_debug.o

  obj-$(CONFIG_TEST_UDELAY)			+= test_udelay.o

  
  $(obj)/time.o: $(obj)/timeconst.h
  
  quiet_cmd_hzfile = HZFILE  $@
        cmd_hzfile = echo "hz=$(CONFIG_HZ)" > $@
  
  targets += hz.bc
  $(obj)/hz.bc: $(objtree)/include/config/hz.h FORCE
  	$(call if_changed,hzfile)
  
  quiet_cmd_bc  = BC      $@
        cmd_bc  = bc -q $(filter-out FORCE,$^) > $@
  
  targets += timeconst.h
  $(obj)/timeconst.h: $(obj)/hz.bc $(src)/timeconst.bc FORCE
  	$(call if_changed,bc)