1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #undef TRACE_SYSTEM 3 #define TRACE_SYSTEM dtask 4 #define TRACE_INCLUDE_PATH trace/hooks 5 6 #if !defined(_TRACE_HOOK_DTASK_H) || defined(TRACE_HEADER_MULTI_READ) 7 #define _TRACE_HOOK_DTASK_H 8 #include <trace/hooks/vendor_hooks.h> 9 /* 10 * Following tracepoints are not exported in tracefs and provide a 11 * mechanism for vendor modules to hook and extend functionality 12 */ 13 struct mutex; 14 struct rt_mutex; 15 struct rw_semaphore; 16 struct task_struct; 17 18 DECLARE_HOOK(android_vh_mutex_wait_start, 19 TP_PROTO(struct mutex *lock), 20 TP_ARGS(lock)); 21 DECLARE_HOOK(android_vh_mutex_wait_finish, 22 TP_PROTO(struct mutex *lock), 23 TP_ARGS(lock)); 24 25 DECLARE_HOOK(android_vh_rtmutex_wait_start, 26 TP_PROTO(struct rt_mutex *lock), 27 TP_ARGS(lock)); 28 DECLARE_HOOK(android_vh_rtmutex_wait_finish, 29 TP_PROTO(struct rt_mutex *lock), 30 TP_ARGS(lock)); 31 32 DECLARE_HOOK(android_vh_rwsem_read_wait_start, 33 TP_PROTO(struct rw_semaphore *sem), 34 TP_ARGS(sem)); 35 DECLARE_HOOK(android_vh_rwsem_read_wait_finish, 36 TP_PROTO(struct rw_semaphore *sem), 37 TP_ARGS(sem)); 38 DECLARE_HOOK(android_vh_rwsem_write_wait_start, 39 TP_PROTO(struct rw_semaphore *sem), 40 TP_ARGS(sem)); 41 DECLARE_HOOK(android_vh_rwsem_write_wait_finish, 42 TP_PROTO(struct rw_semaphore *sem), 43 TP_ARGS(sem)); 44 45 DECLARE_HOOK(android_vh_sched_show_task, 46 TP_PROTO(struct task_struct *task), 47 TP_ARGS(task)); 48 DECLARE_HOOK(android_vh_alter_mutex_list_add, 49 TP_PROTO(struct mutex *lock, 50 struct mutex_waiter *waiter, 51 struct list_head *list, 52 bool *already_on_list), 53 TP_ARGS(lock, waiter, list, already_on_list)); 54 DECLARE_HOOK(android_vh_mutex_unlock_slowpath, 55 TP_PROTO(struct mutex *lock), 56 TP_ARGS(lock)); 57 58 /* macro versions of hooks are no longer required */ 59 60 #endif /* _TRACE_HOOK_DTASK_H */ 61 /* This part must be outside protection */ 62 #include <trace/define_trace.h> 63