1 /*
2  * Copyright (C) 2012 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package android.os;
18 
19 /**
20  * Initially only provides requestPriority() below, but in longer term
21  * other scheduling policy related services will be collected here.
22  *
23  * @hide
24  */
25 interface ISchedulingPolicyService {
26 
27     /**
28      * Move thread tid into appropriate cgroup and assign it priority prio.
29      * The thread group leader of tid must be pid.
30      * There may be restrictions on who can call this.
31      */
requestPriority(int pid, int tid, int prio)32     int requestPriority(int pid, int tid, int prio);
33 
34 }
35