147 lines
4.9 KiB
C
Executable File
147 lines
4.9 KiB
C
Executable File
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM dtask
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#define TRACE_INCLUDE_PATH trace/hooks
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#if !defined(_TRACE_HOOK_DTASK_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_HOOK_DTASK_H
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#include <trace/hooks/vendor_hooks.h>
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/*
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* Following tracepoints are not exported in tracefs and provide a
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* mechanism for vendor modules to hook and extend functionality
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*/
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struct mutex;
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struct rt_mutex;
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struct rt_mutex_base;
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struct rw_semaphore;
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struct task_struct;
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struct percpu_rw_semaphore;
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DECLARE_HOOK(android_vh_mutex_wait_start,
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TP_PROTO(struct mutex *lock),
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TP_ARGS(lock));
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DECLARE_HOOK(android_vh_mutex_wait_finish,
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TP_PROTO(struct mutex *lock),
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TP_ARGS(lock));
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DECLARE_HOOK(android_vh_mutex_opt_spin_start,
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TP_PROTO(struct mutex *lock, bool *time_out, int *cnt),
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TP_ARGS(lock, time_out, cnt));
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DECLARE_HOOK(android_vh_mutex_opt_spin_finish,
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TP_PROTO(struct mutex *lock, bool taken),
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TP_ARGS(lock, taken));
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DECLARE_HOOK(android_vh_mutex_can_spin_on_owner,
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TP_PROTO(struct mutex *lock, int *retval),
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TP_ARGS(lock, retval));
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DECLARE_HOOK(android_vh_mutex_init,
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TP_PROTO(struct mutex *lock),
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TP_ARGS(lock));
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DECLARE_HOOK(android_vh_rtmutex_wait_start,
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TP_PROTO(struct rt_mutex_base *lock),
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TP_ARGS(lock));
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DECLARE_HOOK(android_vh_rtmutex_wait_finish,
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TP_PROTO(struct rt_mutex_base *lock),
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TP_ARGS(lock));
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DECLARE_HOOK(android_vh_rt_mutex_steal,
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TP_PROTO(int waiter_prio, int top_waiter_prio, bool *ret),
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TP_ARGS(waiter_prio, top_waiter_prio, ret));
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DECLARE_HOOK(android_vh_rwsem_read_wait_start,
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TP_PROTO(struct rw_semaphore *sem),
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TP_ARGS(sem));
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DECLARE_HOOK(android_vh_rwsem_read_wait_finish,
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TP_PROTO(struct rw_semaphore *sem),
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TP_ARGS(sem));
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DECLARE_HOOK(android_vh_rwsem_write_wait_start,
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TP_PROTO(struct rw_semaphore *sem),
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TP_ARGS(sem));
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DECLARE_HOOK(android_vh_rwsem_write_wait_finish,
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TP_PROTO(struct rw_semaphore *sem),
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TP_ARGS(sem));
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DECLARE_HOOK(android_vh_rwsem_opt_spin_start,
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TP_PROTO(struct rw_semaphore *sem, bool *time_out, int *cnt, bool chk_only),
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TP_ARGS(sem, time_out, cnt, chk_only));
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DECLARE_HOOK(android_vh_rwsem_opt_spin_finish,
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TP_PROTO(struct rw_semaphore *sem, bool taken),
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TP_ARGS(sem, taken));
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DECLARE_HOOK(android_vh_rwsem_can_spin_on_owner,
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TP_PROTO(struct rw_semaphore *sem, bool *ret),
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TP_ARGS(sem, ret));
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DECLARE_HOOK(android_vh_sched_show_task,
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TP_PROTO(struct task_struct *task),
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TP_ARGS(task));
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DECLARE_HOOK(android_vh_percpu_rwsem_wq_add,
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TP_PROTO(struct percpu_rw_semaphore *sem, bool reader),
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TP_ARGS(sem, reader));
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DECLARE_HOOK(android_vh_percpu_rwsem_down_read,
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TP_PROTO(struct percpu_rw_semaphore *sem, bool try, bool *ret),
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TP_ARGS(sem, try, ret));
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DECLARE_HOOK(android_vh_percpu_rwsem_up_write,
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TP_PROTO(struct percpu_rw_semaphore *sem),
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TP_ARGS(sem));
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DECLARE_RESTRICTED_HOOK(android_rvh_percpu_rwsem_wait_complete,
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TP_PROTO(struct percpu_rw_semaphore *sem, long state, bool *complete),
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TP_ARGS(sem, state, complete), 1);
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struct mutex_waiter;
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DECLARE_HOOK(android_vh_alter_mutex_list_add,
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TP_PROTO(struct mutex *lock,
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struct mutex_waiter *waiter,
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struct list_head *list,
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bool *already_on_list),
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TP_ARGS(lock, waiter, list, already_on_list));
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DECLARE_HOOK(android_vh_mutex_unlock_slowpath,
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TP_PROTO(struct mutex *lock),
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TP_ARGS(lock));
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DECLARE_HOOK(android_vh_exit_signal_whether_wake,
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TP_PROTO(struct task_struct *p, bool *wake),
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TP_ARGS(p, wake));
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DECLARE_HOOK(android_vh_exit_check,
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TP_PROTO(struct task_struct *p),
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TP_ARGS(p));
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DECLARE_HOOK(android_vh_freeze_whether_wake,
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TP_PROTO(struct task_struct *t, bool *wake),
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TP_ARGS(t, wake));
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struct rt_mutex_waiter;
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struct ww_acquire_ctx;
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DECLARE_HOOK(android_vh_task_blocks_on_rtmutex,
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TP_PROTO(struct rt_mutex_base *lock, struct rt_mutex_waiter *waiter,
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struct task_struct *task, struct ww_acquire_ctx *ww_ctx,
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unsigned int *chwalk),
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TP_ARGS(lock, waiter, task, ww_ctx, chwalk));
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DECLARE_HOOK(android_vh_rtmutex_waiter_prio,
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TP_PROTO(struct task_struct *task, int *waiter_prio),
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TP_ARGS(task, waiter_prio));
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DECLARE_HOOK(android_vh_record_mutex_lock_starttime,
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TP_PROTO(struct mutex *lock, unsigned long settime_jiffies),
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TP_ARGS(lock, settime_jiffies));
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DECLARE_HOOK(android_vh_record_rtmutex_lock_starttime,
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TP_PROTO(struct rt_mutex *lock, unsigned long settime_jiffies),
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TP_ARGS(lock, settime_jiffies));
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DECLARE_HOOK(android_vh_record_rwsem_lock_starttime,
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TP_PROTO(struct rw_semaphore *sem, unsigned long settime_jiffies),
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TP_ARGS(sem, settime_jiffies));
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DECLARE_HOOK(android_vh_record_pcpu_rwsem_starttime,
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TP_PROTO(struct percpu_rw_semaphore *sem, unsigned long settime_jiffies),
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TP_ARGS(sem, settime_jiffies));
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DECLARE_HOOK(android_vh_read_lazy_flag,
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TP_PROTO(int *thread_lazy_flag, unsigned long *thread_flags),
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TP_ARGS(thread_lazy_flag, thread_flags));
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DECLARE_HOOK(android_vh_set_tsk_need_resched_lazy,
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TP_PROTO(struct task_struct *p, struct rq *rq, int *need_lazy),
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TP_ARGS(p, rq, need_lazy));
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#endif /* _TRACE_HOOK_DTASK_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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