724 	if (current->policy == SCHED_FIFO)  in sched_can_stop_tick()
731 	if (current->policy == SCHED_RR) {  in sched_can_stop_tick()
820 	if (idle_policy(p->policy)) {  in set_load_weight()
2210 			p->policy = SCHED_NORMAL;  in sched_fork()
2325 static int dl_overflow(struct task_struct *p, int policy,  in dl_overflow()  argument
2332 	u64 new_bw = dl_policy(policy) ? to_ratio(period, runtime) : 0;  in dl_overflow()
2345 	if (dl_policy(policy) && !task_has_dl_policy(p) &&  in dl_overflow()
2349 	} else if (dl_policy(policy) && task_has_dl_policy(p) &&  in dl_overflow()
2354 	} else if (!dl_policy(policy) && task_has_dl_policy(p)) {  in dl_overflow()
3657 	int policy = attr->sched_policy;  in __setscheduler_params()  local
3659 	if (policy == SETPARAM_POLICY)  in __setscheduler_params()
3660 		policy = p->policy;  in __setscheduler_params()
3662 	p->policy = policy;  in __setscheduler_params()
3664 	if (dl_policy(policy))  in __setscheduler_params()
3666 	else if (fair_policy(policy))  in __setscheduler_params()
3792 	int new_effective_prio, policy = attr->sched_policy;  in __sched_setscheduler()  local
3802 	if (policy < 0) {  in __sched_setscheduler()
3804 		policy = oldpolicy = p->policy;  in __sched_setscheduler()
3808 		if (!valid_policy(policy))  in __sched_setscheduler()
3823 	if ((dl_policy(policy) && !__checkparam_dl(attr)) ||  in __sched_setscheduler()
3824 	    (rt_policy(policy) != (attr->sched_priority != 0)))  in __sched_setscheduler()
3831 		if (fair_policy(policy)) {  in __sched_setscheduler()
3837 		if (rt_policy(policy)) {  in __sched_setscheduler()
3842 			if (policy != p->policy && !rlim_rtprio)  in __sched_setscheduler()
3857 		if (dl_policy(policy))  in __sched_setscheduler()
3864 		if (idle_policy(p->policy) && !idle_policy(policy)) {  in __sched_setscheduler()
3905 	if (unlikely(policy == p->policy)) {  in __sched_setscheduler()
3906 		if (fair_policy(policy) && attr->sched_nice != task_nice(p))  in __sched_setscheduler()
3908 		if (rt_policy(policy) && attr->sched_priority != p->rt_priority)  in __sched_setscheduler()
3910 		if (dl_policy(policy) && dl_param_changed(p, attr))  in __sched_setscheduler()
3925 		if (rt_bandwidth_enabled() && rt_policy(policy) &&  in __sched_setscheduler()
3933 		if (dl_bandwidth_enabled() && dl_policy(policy)) {  in __sched_setscheduler()
3951 	if (unlikely(oldpolicy != -1 && oldpolicy != p->policy)) {  in __sched_setscheduler()
3952 		policy = oldpolicy = -1;  in __sched_setscheduler()
3962 	if ((dl_policy(policy) || dl_task(p)) && dl_overflow(p, policy, attr)) {  in __sched_setscheduler()
4026 static int _sched_setscheduler(struct task_struct *p, int policy,  in _sched_setscheduler()  argument
4030 		.sched_policy   = policy,  in _sched_setscheduler()
4036 	if ((policy != SETPARAM_POLICY) && (policy & SCHED_RESET_ON_FORK)) {  in _sched_setscheduler()
4038 		policy &= ~SCHED_RESET_ON_FORK;  in _sched_setscheduler()
4039 		attr.sched_policy = policy;  in _sched_setscheduler()
4054 int sched_setscheduler(struct task_struct *p, int policy,  in sched_setscheduler()  argument
4057 	return _sched_setscheduler(p, policy, param, true);  in sched_setscheduler()
4080 int sched_setscheduler_nocheck(struct task_struct *p, int policy,  in sched_setscheduler_nocheck()  argument
4083 	return _sched_setscheduler(p, policy, param, false);  in sched_setscheduler_nocheck()
4088 do_sched_setscheduler(pid_t pid, int policy, struct sched_param __user *param)  in do_sched_setscheduler()  argument
4103 		retval = sched_setscheduler(p, policy, &lparam);  in do_sched_setscheduler()
4188 SYSCALL_DEFINE3(sched_setscheduler, pid_t, pid, int, policy,  in SYSCALL_DEFINE3()  argument
4192 	if (policy < 0)  in SYSCALL_DEFINE3()
4195 	return do_sched_setscheduler(pid, policy, param);  in SYSCALL_DEFINE3()
4264 			retval = p->policy  in SYSCALL_DEFINE1()
4380 	attr.sched_policy = p->policy;  in SYSCALL_DEFINE4()
4804 SYSCALL_DEFINE1(sched_get_priority_max, int, policy)  in SYSCALL_DEFINE1()  argument
4808 	switch (policy) {  in SYSCALL_DEFINE1()
4831 SYSCALL_DEFINE1(sched_get_priority_min, int, policy)  in SYSCALL_DEFINE1()  argument
4835 	switch (policy) {  in SYSCALL_DEFINE1()