<sect1><title>Delaying, scheduling, and timer routines</title>
!Iinclude/linux/sched.h
!Ekernel/sched.c
+!Iinclude/linux/completion.h
!Ekernel/timer.c
+ </sect1>
+ <sect1><title>Wait queues and Wake events</title>
+!Iinclude/linux/wait.h
+!Ekernel/wait.c
</sect1>
<sect1><title>High-resolution timers</title>
!Iinclude/linux/ktime.h