1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #undef TRACE_SYSTEM 3*4882a593Smuzhiyun #define TRACE_SYSTEM binder 4*4882a593Smuzhiyun #undef TRACE_INCLUDE_PATH 5*4882a593Smuzhiyun #define TRACE_INCLUDE_PATH trace/hooks 6*4882a593Smuzhiyun #if !defined(_TRACE_HOOK_BINDER_H) || defined(TRACE_HEADER_MULTI_READ) 7*4882a593Smuzhiyun #define _TRACE_HOOK_BINDER_H 8*4882a593Smuzhiyun #include <linux/tracepoint.h> 9*4882a593Smuzhiyun #include <trace/hooks/vendor_hooks.h> 10*4882a593Smuzhiyun /* 11*4882a593Smuzhiyun * Following tracepoints are not exported in tracefs and provide a 12*4882a593Smuzhiyun * mechanism for vendor modules to hook and extend functionality 13*4882a593Smuzhiyun */ 14*4882a593Smuzhiyun #if defined(__GENKSYMS__) || !IS_ENABLED(CONFIG_ANDROID_BINDER_IPC) 15*4882a593Smuzhiyun struct binder_alloc; 16*4882a593Smuzhiyun struct binder_proc; 17*4882a593Smuzhiyun struct binder_thread; 18*4882a593Smuzhiyun struct binder_transaction; 19*4882a593Smuzhiyun struct binder_transaction_data; 20*4882a593Smuzhiyun #else 21*4882a593Smuzhiyun /* struct binder_alloc */ 22*4882a593Smuzhiyun #include <../drivers/android/binder_alloc.h> 23*4882a593Smuzhiyun /* struct binder_proc, struct binder_thread, struct binder_transaction */ 24*4882a593Smuzhiyun #include <../drivers/android/binder_internal.h> 25*4882a593Smuzhiyun #endif 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun #ifdef __GENKSYMS__ 28*4882a593Smuzhiyun struct task_struct; 29*4882a593Smuzhiyun struct seq_file; 30*4882a593Smuzhiyun #else 31*4882a593Smuzhiyun /* struct task_struct */ 32*4882a593Smuzhiyun #include <linux/sched.h> 33*4882a593Smuzhiyun /* struct seq_file */ 34*4882a593Smuzhiyun #include <linux/seq_file.h> 35*4882a593Smuzhiyun /* struct binder_transaction_data */ 36*4882a593Smuzhiyun #include <uapi/linux/android/binder.h> 37*4882a593Smuzhiyun #endif /* __GENKSYMS__ */ 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_transaction_init, 40*4882a593Smuzhiyun TP_PROTO(struct binder_transaction *t), 41*4882a593Smuzhiyun TP_ARGS(t)); 42*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_priority_skip, 43*4882a593Smuzhiyun TP_PROTO(struct task_struct *task, bool *skip), 44*4882a593Smuzhiyun TP_ARGS(task, skip)); 45*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_set_priority, 46*4882a593Smuzhiyun TP_PROTO(struct binder_transaction *t, struct task_struct *task), 47*4882a593Smuzhiyun TP_ARGS(t, task)); 48*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_restore_priority, 49*4882a593Smuzhiyun TP_PROTO(struct binder_transaction *t, struct task_struct *task), 50*4882a593Smuzhiyun TP_ARGS(t, task)); 51*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_wakeup_ilocked, 52*4882a593Smuzhiyun TP_PROTO(struct task_struct *task, bool sync, struct binder_proc *proc), 53*4882a593Smuzhiyun TP_ARGS(task, sync, proc)); 54*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_wait_for_work, 55*4882a593Smuzhiyun TP_PROTO(bool do_proc_work, struct binder_thread *tsk, struct binder_proc *proc), 56*4882a593Smuzhiyun TP_ARGS(do_proc_work, tsk, proc)); 57*4882a593Smuzhiyun DECLARE_HOOK(android_vh_sync_txn_recvd, 58*4882a593Smuzhiyun TP_PROTO(struct task_struct *tsk, struct task_struct *from), 59*4882a593Smuzhiyun TP_ARGS(tsk, from)); 60*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_alloc_new_buf_locked, 61*4882a593Smuzhiyun TP_PROTO(size_t size, struct binder_alloc *alloc, int is_async), 62*4882a593Smuzhiyun TP_ARGS(size, alloc, is_async)); 63*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_reply, 64*4882a593Smuzhiyun TP_PROTO(struct binder_proc *target_proc, struct binder_proc *proc, 65*4882a593Smuzhiyun struct binder_thread *thread, struct binder_transaction_data *tr), 66*4882a593Smuzhiyun TP_ARGS(target_proc, proc, thread, tr)); 67*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_trans, 68*4882a593Smuzhiyun TP_PROTO(struct binder_proc *target_proc, struct binder_proc *proc, 69*4882a593Smuzhiyun struct binder_thread *thread, struct binder_transaction_data *tr), 70*4882a593Smuzhiyun TP_ARGS(target_proc, proc, thread, tr)); 71*4882a593Smuzhiyun DECLARE_RESTRICTED_HOOK(android_rvh_binder_transaction, 72*4882a593Smuzhiyun TP_PROTO(struct binder_proc *target_proc, struct binder_proc *proc, 73*4882a593Smuzhiyun struct binder_thread *thread, struct binder_transaction_data *tr), 74*4882a593Smuzhiyun TP_ARGS(target_proc, proc, thread, tr), 1); 75*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_preset, 76*4882a593Smuzhiyun TP_PROTO(struct hlist_head *hhead, struct mutex *lock), 77*4882a593Smuzhiyun TP_ARGS(hhead, lock)); 78*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_proc_transaction, 79*4882a593Smuzhiyun TP_PROTO(struct task_struct *caller_task, struct task_struct *binder_proc_task, 80*4882a593Smuzhiyun struct task_struct *binder_th_task, int node_debug_id, 81*4882a593Smuzhiyun unsigned int code, bool pending_async), 82*4882a593Smuzhiyun TP_ARGS(caller_task, binder_proc_task, binder_th_task, node_debug_id, code, pending_async)); 83*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_proc_transaction_end, 84*4882a593Smuzhiyun TP_PROTO(struct task_struct *caller_task, struct task_struct *binder_proc_task, 85*4882a593Smuzhiyun struct task_struct *binder_th_task, unsigned int code, 86*4882a593Smuzhiyun bool pending_async, bool sync), 87*4882a593Smuzhiyun TP_ARGS(caller_task, binder_proc_task, binder_th_task, code, pending_async, sync)); 88*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_new_ref, 89*4882a593Smuzhiyun TP_PROTO(struct task_struct *proc, uint32_t ref_desc, int node_debug_id), 90*4882a593Smuzhiyun TP_ARGS(proc, ref_desc, node_debug_id)); 91*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_del_ref, 92*4882a593Smuzhiyun TP_PROTO(struct task_struct *proc, uint32_t ref_desc), 93*4882a593Smuzhiyun TP_ARGS(proc, ref_desc)); 94*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_print_transaction_info, 95*4882a593Smuzhiyun TP_PROTO(struct seq_file *m, struct binder_proc *proc, 96*4882a593Smuzhiyun const char *prefix, struct binder_transaction *t), 97*4882a593Smuzhiyun TP_ARGS(m, proc, prefix, t)); 98*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_looper_state_registered, 99*4882a593Smuzhiyun TP_PROTO(struct binder_thread *thread, struct binder_proc *proc), 100*4882a593Smuzhiyun TP_ARGS(thread, proc)); 101*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_thread_read, 102*4882a593Smuzhiyun TP_PROTO(struct list_head **list, struct binder_proc *proc, 103*4882a593Smuzhiyun struct binder_thread *thread), 104*4882a593Smuzhiyun TP_ARGS(list, proc, thread)); 105*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_free_proc, 106*4882a593Smuzhiyun TP_PROTO(struct binder_proc *proc), 107*4882a593Smuzhiyun TP_ARGS(proc)); 108*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_thread_release, 109*4882a593Smuzhiyun TP_PROTO(struct binder_proc *proc, struct binder_thread *thread), 110*4882a593Smuzhiyun TP_ARGS(proc, thread)); 111*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_read_done, 112*4882a593Smuzhiyun TP_PROTO(struct binder_proc *proc, struct binder_thread *thread), 113*4882a593Smuzhiyun TP_ARGS(proc, thread)); 114*4882a593Smuzhiyun DECLARE_HOOK(android_vh_binder_has_work_ilocked, 115*4882a593Smuzhiyun TP_PROTO(struct binder_thread *thread, bool do_proc_work, int *ret), 116*4882a593Smuzhiyun TP_ARGS(thread, do_proc_work, ret)); 117*4882a593Smuzhiyun /* macro versions of hooks are no longer required */ 118*4882a593Smuzhiyun 119*4882a593Smuzhiyun #endif /* _TRACE_HOOK_BINDER_H */ 120*4882a593Smuzhiyun /* This part must be outside protection */ 121*4882a593Smuzhiyun #include <trace/define_trace.h> 122