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 #ifndef _ANDROID_SCHEDULING_POLICY_SERVICE_H
18 #define _ANDROID_SCHEDULING_POLICY_SERVICE_H
19 
20 namespace android {
21 
22 // Request elevated priority for thread tid, whose thread group leader must be pid.
23 // The priority parameter is currently restricted to either 1 or 2.
24 // The asynchronous parameter should be 'true' to return immediately,
25 // after the request is enqueued but not necessarily executed.
26 // The default value 'false' means to return after request has been enqueued and executed.
27 int requestPriority(pid_t pid, pid_t tid, int32_t prio, bool asynchronous = false);
28 
29 }   // namespace android
30 
31 #endif  // _ANDROID_SCHEDULING_POLICY_SERVICE_H
32