TASK_NICE 4091 kernel/sched.c if (TASK_NICE(p) > 0) TASK_NICE 4948 kernel/sched.c if (TASK_NICE(p) == nice || nice < -20 || nice > 19) TASK_NICE 5065 kernel/sched.c return TASK_NICE(p); TASK_NICE 8390 kernel/sched.c if (TASK_NICE(p) < 0 && p->mm)