1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef CGROUP_SCHED_FRAMEWORK_SCHED_CONTROLLER_INCLUDE_CGROUP_ADJUSTER_H_ 17 #define CGROUP_SCHED_FRAMEWORK_SCHED_CONTROLLER_INCLUDE_CGROUP_ADJUSTER_H_ 18 19 #include <sys/types.h> 20 #include "sched_policy.h" 21 #include "supervisor.h" 22 23 namespace OHOS { 24 namespace ResourceSchedule { 25 enum class AdjustSource { 26 ADJS_BEGIN = 0, 27 ADJS_FG_APP_CHANGE = ADJS_BEGIN, 28 ADJS_ABILITY_STATE, 29 ADJS_EXTENSION_STATE, 30 ADJS_PROCESS_CREATE, 31 ADJS_TRANSIENT_BEGIN, 32 ADJS_TRANSIENT_END, 33 ADJS_CONTINUOUS_BEGIN, 34 ADJS_CONTINUOUS_END, 35 ADJS_FOCUSED_WINDOW, 36 ADJS_UNFOCUSED_WINDOW, 37 ADJS_WINDOW_VISIBILITY_CHANGED, 38 ADJS_REPORT_RENDER_THREAD, 39 ADJS_REPORT_MMI_SERVICE_THREAD, 40 ADJS_REPORT_IMPORTANT_DISPLAY_THREAD, 41 ADJS_SELF_RENDER_THREAD, 42 ADJS_REPORT_WINDOW_STATE_CHANGED, 43 ADJS_REPORT_AUDIO_STATE_CHANGED, 44 ADJS_REPORT_WEBVIEW_AUDIO_STATE_CHANGED, 45 ADJS_REPORT_ENTER_NAP, 46 ADJS_REPORT_EXIT_NAP, 47 ADJS_PROCESS_STATE, 48 ADJS_REPORT_SCREEN_CAPTURE, 49 ADJS_REPORT_WEBVIEW_SCREEN_CAPTURE, 50 ADJS_REPORT_WEBVIEW_ENTER_NAP, 51 ADJS_SYSTEMLOAD_LEVEL_CHANGED, 52 ADJS_END 53 }; 54 55 class CgroupAdjuster { 56 public: 57 static CgroupAdjuster& GetInstance(); 58 59 void InitAdjuster(); 60 void AdjustForkProcessGroup(Application &app, ProcessRecord &pr); 61 void AdjustProcessGroup(Application &app, ProcessRecord &pr, AdjustSource source); 62 void AdjustAllProcessGroup(Application &app, AdjustSource source); 63 void ApplyProcessGroup(Application &app, ProcessRecord &pr); 64 65 private: 66 CgroupAdjuster() = default; 67 ~CgroupAdjuster() = default; 68 69 CgroupAdjuster(const CgroupAdjuster&) = delete; 70 CgroupAdjuster& operator=(const CgroupAdjuster &) = delete; 71 CgroupAdjuster(CgroupAdjuster&&) = delete; 72 CgroupAdjuster& operator=(CgroupAdjuster&&) = delete; 73 74 void ComputeProcessGroup(Application &app, ProcessRecord &pr, AdjustSource source); 75 inline void AdjustSelfProcessGroup(); 76 }; 77 } // namespace ResourceSchedule 78 } // namespace OHOS 79 #endif // CGROUP_SCHED_FRAMEWORK_SCHED_CONTROLLER_INCLUDE_CGROUP_ADJUSTER_H_ 80