1 /* 2 * Copyright (C) 2007 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 __CUTILS_IOSCHED_POLICY_H 18 #define __CUTILS_IOSCHED_POLICY_H 19 20 #ifdef __cplusplus 21 extern "C" { 22 #endif 23 24 typedef enum { 25 IoSchedClass_NONE, 26 IoSchedClass_RT, 27 IoSchedClass_BE, 28 IoSchedClass_IDLE, 29 } IoSchedClass; 30 31 extern int android_set_ioprio(int pid, IoSchedClass clazz, int ioprio); 32 extern int android_get_ioprio(int pid, IoSchedClass *clazz, int *ioprio); 33 34 #ifdef __cplusplus 35 } 36 #endif 37 38 #endif /* __CUTILS_IOSCHED_POLICY_H */ 39