f39f3ac200
Add hooks to collect scheduling information and apply vendor's tuning when task's scheduling priority is changed Bug: 163431711 Signed-off-by: JianMin Liu <jian-min.liu@mediatek.com> Change-Id: Ic85835852690d0060666107d9108560f5023496b
41 lines
1.7 KiB
C
41 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/* vendor_hook.c
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*
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* Android Vendor Hook Support
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*
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* Copyright 2020 Google LLC
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*/
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#define CREATE_TRACE_POINTS
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#include <trace/hooks/vendor_hooks.h>
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#include <trace/hooks/sched.h>
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#include <trace/hooks/fpsimd.h>
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#include <trace/hooks/binder.h>
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#include <trace/hooks/rwsem.h>
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/*
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* Export tracepoints that act as a bare tracehook (ie: have no trace event
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* associated with them) to allow external modules to probe them.
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*/
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_select_task_rq_fair);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_select_task_rq_rt);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_select_fallback_rq);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_scheduler_tick);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_enqueue_task);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_dequeue_task);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_can_migrate_task);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_find_lowest_rq);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_rtmutex_prepare_setprio);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_prepare_prio_fork);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_finish_prio_fork);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_set_user_nice);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_setscheduler);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_is_fpsimd_save);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_transaction_init);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_set_priority);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_restore_priority);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_init);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_wake);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_write_finished);
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EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_alter_rwsem_list_add);
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