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      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