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 <linux/tracepoint.h> 9 #include <trace/hooks/vendor_hooks.h> 10 /* 11 * Following tracepoints are not exported in tracefs and provide a 12 * mechanism for vendor modules to hook and extend functionality 13 */ 14 struct mutex; 15 DECLARE_HOOK(android_vh_mutex_wait_start, 16 TP_PROTO(struct mutex *lock), 17 TP_ARGS(lock)); 18 DECLARE_HOOK(android_vh_mutex_wait_finish, 19 TP_PROTO(struct mutex *lock), 20 TP_ARGS(lock)); 21 22 struct rt_mutex; 23 DECLARE_HOOK(android_vh_rtmutex_wait_start, 24 TP_PROTO(struct rt_mutex *lock), 25 TP_ARGS(lock)); 26 DECLARE_HOOK(android_vh_rtmutex_wait_finish, 27 TP_PROTO(struct rt_mutex *lock), 28 TP_ARGS(lock)); 29 30 struct rw_semaphore; 31 DECLARE_HOOK(android_vh_rwsem_read_wait_start, 32 TP_PROTO(struct rw_semaphore *sem), 33 TP_ARGS(sem)); 34 DECLARE_HOOK(android_vh_rwsem_read_wait_finish, 35 TP_PROTO(struct rw_semaphore *sem), 36 TP_ARGS(sem)); 37 DECLARE_HOOK(android_vh_rwsem_write_wait_start, 38 TP_PROTO(struct rw_semaphore *sem), 39 TP_ARGS(sem)); 40 DECLARE_HOOK(android_vh_rwsem_write_wait_finish, 41 TP_PROTO(struct rw_semaphore *sem), 42 TP_ARGS(sem)); 43 44 struct task_struct; 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