ticks             156 defs.h         extern uint     ticks;
ticks              68 sysproc.c        ticks0 = ticks;
ticks              69 sysproc.c        while(ticks - ticks0 < n){
ticks              74 sysproc.c          sleep(&ticks, &tickslock);
ticks              88 sysproc.c        xticks = ticks;
ticks              15 trap.c         uint ticks;
ticks              53 trap.c               ticks++;
ticks              54 trap.c               wakeup(&ticks);