87 static nokprobe_inline bool trace_kprobe_is_return(struct trace_kprobe *tk)  in trace_kprobe_is_return()  argument
89 	return tk->rp.handler != NULL;  in trace_kprobe_is_return()
92 static nokprobe_inline const char *trace_kprobe_symbol(struct trace_kprobe *tk)  in trace_kprobe_symbol()  argument
94 	return tk->symbol ? tk->symbol : "unknown";  in trace_kprobe_symbol()
97 static nokprobe_inline unsigned long trace_kprobe_offset(struct trace_kprobe *tk)  in trace_kprobe_offset()  argument
99 	return tk->rp.kp.offset;  in trace_kprobe_offset()
102 static nokprobe_inline bool trace_kprobe_has_gone(struct trace_kprobe *tk)  in trace_kprobe_has_gone()  argument
104 	return !!(kprobe_gone(&tk->rp.kp));  in trace_kprobe_has_gone()
107 static nokprobe_inline bool trace_kprobe_within_module(struct trace_kprobe *tk,  in trace_kprobe_within_module()  argument
111 	const char *name = trace_kprobe_symbol(tk);  in trace_kprobe_within_module()
115 static nokprobe_inline bool trace_kprobe_module_exist(struct trace_kprobe *tk)  in trace_kprobe_module_exist()  argument
120 	if (!tk->symbol)  in trace_kprobe_module_exist()
122 	p = strchr(tk->symbol, ':');  in trace_kprobe_module_exist()
127 	ret = !!find_module(tk->symbol);  in trace_kprobe_module_exist()
136 	struct trace_kprobe *tk = to_trace_kprobe(ev);  in trace_kprobe_is_busy()  local
138 	return trace_probe_is_enabled(&tk->tp);  in trace_kprobe_is_busy()
141 static bool trace_kprobe_match_command_head(struct trace_kprobe *tk,  in trace_kprobe_match_command_head()  argument
149 	if (!tk->symbol)  in trace_kprobe_match_command_head()
150 		snprintf(buf, sizeof(buf), "0x%p", tk->rp.kp.addr);  in trace_kprobe_match_command_head()
151 	else if (tk->rp.kp.offset)  in trace_kprobe_match_command_head()
153 			 trace_kprobe_symbol(tk), tk->rp.kp.offset);  in trace_kprobe_match_command_head()
155 		snprintf(buf, sizeof(buf), "%s", trace_kprobe_symbol(tk));  in trace_kprobe_match_command_head()
160 	return trace_probe_match_command_args(&tk->tp, argc, argv);  in trace_kprobe_match_command_head()
166 	struct trace_kprobe *tk = to_trace_kprobe(ev);  in trace_kprobe_match()  local
168 	return strcmp(trace_probe_name(&tk->tp), event) == 0 &&  in trace_kprobe_match()
169 	    (!system || strcmp(trace_probe_group_name(&tk->tp), system) == 0) &&  in trace_kprobe_match()
170 	    trace_kprobe_match_command_head(tk, argc, argv);  in trace_kprobe_match()
173 static nokprobe_inline unsigned long trace_kprobe_nhit(struct trace_kprobe *tk)  in trace_kprobe_nhit()  argument
179 		nhit += *per_cpu_ptr(tk->nhit, cpu);  in trace_kprobe_nhit()
184 static nokprobe_inline bool trace_kprobe_is_registered(struct trace_kprobe *tk)  in trace_kprobe_is_registered()  argument
186 	return !(list_empty(&tk->rp.kp.list) &&  in trace_kprobe_is_registered()
187 		 hlist_unhashed(&tk->rp.kp.hlist));  in trace_kprobe_is_registered()
192 unsigned long trace_kprobe_address(struct trace_kprobe *tk)  in trace_kprobe_address()  argument
196 	if (tk->symbol) {  in trace_kprobe_address()
198 			kallsyms_lookup_name(trace_kprobe_symbol(tk));  in trace_kprobe_address()
200 			addr += tk->rp.kp.offset;  in trace_kprobe_address()
202 		addr = (unsigned long)tk->rp.kp.addr;  in trace_kprobe_address()
221 	struct trace_kprobe *tk = trace_kprobe_primary_from_call(call);  in trace_kprobe_on_func_entry()  local
223 	return tk ? kprobe_on_func_entry(tk->rp.kp.addr,  in trace_kprobe_on_func_entry()
224 			tk->rp.kp.addr ? NULL : tk->rp.kp.symbol_name,  in trace_kprobe_on_func_entry()
225 			tk->rp.kp.addr ? 0 : tk->rp.kp.offset) : false;  in trace_kprobe_on_func_entry()
230 	struct trace_kprobe *tk = trace_kprobe_primary_from_call(call);  in trace_kprobe_error_injectable()  local
232 	return tk ? within_error_injection_list(trace_kprobe_address(tk)) :  in trace_kprobe_error_injectable()
236 static int register_kprobe_event(struct trace_kprobe *tk);
237 static int unregister_kprobe_event(struct trace_kprobe *tk);
243 static void free_trace_kprobe(struct trace_kprobe *tk)  in free_trace_kprobe()  argument
245 	if (tk) {  in free_trace_kprobe()
246 		trace_probe_cleanup(&tk->tp);  in free_trace_kprobe()
247 		kfree(tk->symbol);  in free_trace_kprobe()
248 		free_percpu(tk->nhit);  in free_trace_kprobe()
249 		kfree(tk);  in free_trace_kprobe()
264 	struct trace_kprobe *tk;  in alloc_trace_kprobe()  local
267 	tk = kzalloc(SIZEOF_TRACE_KPROBE(nargs), GFP_KERNEL);  in alloc_trace_kprobe()
268 	if (!tk)  in alloc_trace_kprobe()
271 	tk->nhit = alloc_percpu(unsigned long);  in alloc_trace_kprobe()
272 	if (!tk->nhit)  in alloc_trace_kprobe()
276 		tk->symbol = kstrdup(symbol, GFP_KERNEL);  in alloc_trace_kprobe()
277 		if (!tk->symbol)  in alloc_trace_kprobe()
279 		tk->rp.kp.symbol_name = tk->symbol;  in alloc_trace_kprobe()
280 		tk->rp.kp.offset = offs;  in alloc_trace_kprobe()
282 		tk->rp.kp.addr = addr;  in alloc_trace_kprobe()
285 		tk->rp.handler = kretprobe_dispatcher;  in alloc_trace_kprobe()
287 		tk->rp.kp.pre_handler = kprobe_dispatcher;  in alloc_trace_kprobe()
289 	tk->rp.maxactive = maxactive;  in alloc_trace_kprobe()
290 	INIT_HLIST_NODE(&tk->rp.kp.hlist);  in alloc_trace_kprobe()
291 	INIT_LIST_HEAD(&tk->rp.kp.list);  in alloc_trace_kprobe()
293 	ret = trace_probe_init(&tk->tp, event, group);  in alloc_trace_kprobe()
297 	dyn_event_init(&tk->devent, &trace_kprobe_ops);  in alloc_trace_kprobe()
298 	return tk;  in alloc_trace_kprobe()
300 	free_trace_kprobe(tk);  in alloc_trace_kprobe()
308 	struct trace_kprobe *tk;  in find_trace_kprobe()  local
310 	for_each_trace_kprobe(tk, pos)  in find_trace_kprobe()
311 		if (strcmp(trace_probe_name(&tk->tp), event) == 0 &&  in find_trace_kprobe()
312 		    strcmp(trace_probe_group_name(&tk->tp), group) == 0)  in find_trace_kprobe()
313 			return tk;  in find_trace_kprobe()
317 static inline int __enable_trace_kprobe(struct trace_kprobe *tk)  in __enable_trace_kprobe()  argument
321 	if (trace_kprobe_is_registered(tk) && !trace_kprobe_has_gone(tk)) {  in __enable_trace_kprobe()
322 		if (trace_kprobe_is_return(tk))  in __enable_trace_kprobe()
323 			ret = enable_kretprobe(&tk->rp);  in __enable_trace_kprobe()
325 			ret = enable_kprobe(&tk->rp.kp);  in __enable_trace_kprobe()
334 	struct trace_kprobe *tk;  in __disable_trace_kprobe()  local
337 		tk = container_of(pos, struct trace_kprobe, tp);  in __disable_trace_kprobe()
338 		if (!trace_kprobe_is_registered(tk))  in __disable_trace_kprobe()
340 		if (trace_kprobe_is_return(tk))  in __disable_trace_kprobe()
341 			disable_kretprobe(&tk->rp);  in __disable_trace_kprobe()
343 			disable_kprobe(&tk->rp.kp);  in __disable_trace_kprobe()
355 	struct trace_kprobe *tk;  in enable_trace_kprobe()  local
376 		tk = container_of(pos, struct trace_kprobe, tp);  in enable_trace_kprobe()
377 		if (trace_kprobe_has_gone(tk))  in enable_trace_kprobe()
379 		ret = __enable_trace_kprobe(tk);  in enable_trace_kprobe()
438 static bool within_notrace_func(struct trace_kprobe *tk)  in within_notrace_func()  argument
442 	addr = trace_kprobe_address(tk);  in within_notrace_func()
456 #define within_notrace_func(tk)	(false)  argument
460 static int __register_trace_kprobe(struct trace_kprobe *tk)  in __register_trace_kprobe()  argument
468 	if (trace_kprobe_is_registered(tk))  in __register_trace_kprobe()
471 	if (within_notrace_func(tk)) {  in __register_trace_kprobe()
473 			trace_kprobe_symbol(tk));  in __register_trace_kprobe()
477 	for (i = 0; i < tk->tp.nr_args; i++) {  in __register_trace_kprobe()
478 		ret = traceprobe_update_arg(&tk->tp.args[i]);  in __register_trace_kprobe()
484 	if (trace_probe_is_enabled(&tk->tp))  in __register_trace_kprobe()
485 		tk->rp.kp.flags &= ~KPROBE_FLAG_DISABLED;  in __register_trace_kprobe()
487 		tk->rp.kp.flags |= KPROBE_FLAG_DISABLED;  in __register_trace_kprobe()
489 	if (trace_kprobe_is_return(tk))  in __register_trace_kprobe()
490 		ret = register_kretprobe(&tk->rp);  in __register_trace_kprobe()
492 		ret = register_kprobe(&tk->rp.kp);  in __register_trace_kprobe()
498 static void __unregister_trace_kprobe(struct trace_kprobe *tk)  in __unregister_trace_kprobe()  argument
500 	if (trace_kprobe_is_registered(tk)) {  in __unregister_trace_kprobe()
501 		if (trace_kprobe_is_return(tk))  in __unregister_trace_kprobe()
502 			unregister_kretprobe(&tk->rp);  in __unregister_trace_kprobe()
504 			unregister_kprobe(&tk->rp.kp);  in __unregister_trace_kprobe()
506 		INIT_HLIST_NODE(&tk->rp.kp.hlist);  in __unregister_trace_kprobe()
507 		INIT_LIST_HEAD(&tk->rp.kp.list);  in __unregister_trace_kprobe()
508 		if (tk->rp.kp.symbol_name)  in __unregister_trace_kprobe()
509 			tk->rp.kp.addr = NULL;  in __unregister_trace_kprobe()
514 static int unregister_trace_kprobe(struct trace_kprobe *tk)  in unregister_trace_kprobe()  argument
517 	if (trace_probe_has_sibling(&tk->tp))  in unregister_trace_kprobe()
521 	if (trace_probe_is_enabled(&tk->tp))  in unregister_trace_kprobe()
525 	if (unregister_kprobe_event(tk))  in unregister_trace_kprobe()
529 	__unregister_trace_kprobe(tk);  in unregister_trace_kprobe()
530 	dyn_event_remove(&tk->devent);  in unregister_trace_kprobe()
531 	trace_probe_unlink(&tk->tp);  in unregister_trace_kprobe()
567 static int append_trace_kprobe(struct trace_kprobe *tk, struct trace_kprobe *to)  in append_trace_kprobe()  argument
571 	ret = trace_probe_compare_arg_type(&tk->tp, &to->tp);  in append_trace_kprobe()
578 	if (trace_kprobe_has_same_kprobe(to, tk)) {  in append_trace_kprobe()
585 	ret = trace_probe_append(&tk->tp, &to->tp);  in append_trace_kprobe()
590 	ret = __register_trace_kprobe(tk);  in append_trace_kprobe()
591 	if (ret == -ENOENT && !trace_kprobe_module_exist(tk)) {  in append_trace_kprobe()
597 		trace_probe_unlink(&tk->tp);  in append_trace_kprobe()
599 		dyn_event_add(&tk->devent);  in append_trace_kprobe()
605 static int register_trace_kprobe(struct trace_kprobe *tk)  in register_trace_kprobe()  argument
612 	old_tk = find_trace_kprobe(trace_probe_name(&tk->tp),  in register_trace_kprobe()
613 				   trace_probe_group_name(&tk->tp));  in register_trace_kprobe()
615 		if (trace_kprobe_is_return(tk) != trace_kprobe_is_return(old_tk)) {  in register_trace_kprobe()
620 			ret = append_trace_kprobe(tk, old_tk);  in register_trace_kprobe()
626 	ret = register_kprobe_event(tk);  in register_trace_kprobe()
633 	ret = __register_trace_kprobe(tk);  in register_trace_kprobe()
634 	if (ret == -ENOENT && !trace_kprobe_module_exist(tk)) {  in register_trace_kprobe()
640 		unregister_kprobe_event(tk);  in register_trace_kprobe()
642 		dyn_event_add(&tk->devent);  in register_trace_kprobe()
655 	struct trace_kprobe *tk;  in trace_kprobe_module_callback()  local
663 	for_each_trace_kprobe(tk, pos) {  in trace_kprobe_module_callback()
664 		if (trace_kprobe_within_module(tk, mod)) {  in trace_kprobe_module_callback()
666 			__unregister_trace_kprobe(tk);  in trace_kprobe_module_callback()
667 			ret = __register_trace_kprobe(tk);  in trace_kprobe_module_callback()
670 					trace_probe_name(&tk->tp),  in trace_kprobe_module_callback()
715 	struct trace_kprobe *tk = NULL;  in trace_kprobe_create()  local
820 	tk = alloc_trace_kprobe(group, event, addr, symbol, offset, maxactive,  in trace_kprobe_create()
822 	if (IS_ERR(tk)) {  in trace_kprobe_create()
823 		ret = PTR_ERR(tk);  in trace_kprobe_create()
839 		ret = traceprobe_parse_probe_arg(&tk->tp, i, tmp, flags);  in trace_kprobe_create()
845 	ret = traceprobe_set_print_fmt(&tk->tp, is_return);  in trace_kprobe_create()
849 	ret = register_trace_kprobe(tk);  in trace_kprobe_create()
869 	free_trace_kprobe(tk);  in trace_kprobe_create()
886 	struct trace_kprobe *tk = to_trace_kprobe(ev);  in trace_kprobe_release()  local
887 	int ret = unregister_trace_kprobe(tk);  in trace_kprobe_release()
890 		free_trace_kprobe(tk);  in trace_kprobe_release()
896 	struct trace_kprobe *tk = to_trace_kprobe(ev);  in trace_kprobe_show()  local
899 	seq_putc(m, trace_kprobe_is_return(tk) ? 'r' : 'p');  in trace_kprobe_show()
900 	seq_printf(m, ":%s/%s", trace_probe_group_name(&tk->tp),  in trace_kprobe_show()
901 				trace_probe_name(&tk->tp));  in trace_kprobe_show()
903 	if (!tk->symbol)  in trace_kprobe_show()
904 		seq_printf(m, " 0x%p", tk->rp.kp.addr);  in trace_kprobe_show()
905 	else if (tk->rp.kp.offset)  in trace_kprobe_show()
906 		seq_printf(m, " %s+%u", trace_kprobe_symbol(tk),  in trace_kprobe_show()
907 			   tk->rp.kp.offset);  in trace_kprobe_show()
909 		seq_printf(m, " %s", trace_kprobe_symbol(tk));  in trace_kprobe_show()
911 	for (i = 0; i < tk->tp.nr_args; i++)  in trace_kprobe_show()
912 		seq_printf(m, " %s=%s", tk->tp.args[i].name, tk->tp.args[i].comm);  in trace_kprobe_show()
972 	struct trace_kprobe *tk;  in probes_profile_seq_show()  local
977 	tk = to_trace_kprobe(ev);  in probes_profile_seq_show()
979 		   trace_probe_name(&tk->tp),  in probes_profile_seq_show()
980 		   trace_kprobe_nhit(tk),  in probes_profile_seq_show()
981 		   tk->rp.kp.nmissed);  in probes_profile_seq_show()
1153 __kprobe_trace_func(struct trace_kprobe *tk, struct pt_regs *regs,  in NOKPROBE_SYMBOL()
1161 	struct trace_event_call *call = trace_probe_event_call(&tk->tp);  in NOKPROBE_SYMBOL()
1171 	dsize = __get_data_size(&tk->tp, regs);  in NOKPROBE_SYMBOL()
1172 	size = sizeof(*entry) + tk->tp.size + dsize;  in NOKPROBE_SYMBOL()
1181 	entry->ip = (unsigned long)tk->rp.kp.addr;  in NOKPROBE_SYMBOL()
1182 	store_trace_args(&entry[1], &tk->tp, regs, sizeof(*entry), dsize);  in NOKPROBE_SYMBOL()
1189 kprobe_trace_func(struct trace_kprobe *tk, struct pt_regs *regs)  in kprobe_trace_func()  argument
1193 	trace_probe_for_each_link_rcu(link, &tk->tp)  in kprobe_trace_func()
1194 		__kprobe_trace_func(tk, regs, link->file);  in kprobe_trace_func()
1200 __kretprobe_trace_func(struct trace_kprobe *tk, struct kretprobe_instance *ri,  in __kretprobe_trace_func()  argument
1209 	struct trace_event_call *call = trace_probe_event_call(&tk->tp);  in __kretprobe_trace_func()
1219 	dsize = __get_data_size(&tk->tp, regs);  in __kretprobe_trace_func()
1220 	size = sizeof(*entry) + tk->tp.size + dsize;  in __kretprobe_trace_func()
1229 	entry->func = (unsigned long)tk->rp.kp.addr;  in __kretprobe_trace_func()
1231 	store_trace_args(&entry[1], &tk->tp, regs, sizeof(*entry), dsize);  in __kretprobe_trace_func()
1238 kretprobe_trace_func(struct trace_kprobe *tk, struct kretprobe_instance *ri,  in kretprobe_trace_func()  argument
1243 	trace_probe_for_each_link_rcu(link, &tk->tp)  in kretprobe_trace_func()
1244 		__kretprobe_trace_func(tk, ri, regs, link->file);  in kretprobe_trace_func()
1351 kprobe_perf_func(struct trace_kprobe *tk, struct pt_regs *regs)  in kprobe_perf_func()  argument
1353 	struct trace_event_call *call = trace_probe_event_call(&tk->tp);  in kprobe_perf_func()
1380 	dsize = __get_data_size(&tk->tp, regs);  in kprobe_perf_func()
1381 	__size = sizeof(*entry) + tk->tp.size + dsize;  in kprobe_perf_func()
1389 	entry->ip = (unsigned long)tk->rp.kp.addr;  in kprobe_perf_func()
1391 	store_trace_args(&entry[1], &tk->tp, regs, sizeof(*entry), dsize);  in kprobe_perf_func()
1400 kretprobe_perf_func(struct trace_kprobe *tk, struct kretprobe_instance *ri,  in kretprobe_perf_func()  argument
1403 	struct trace_event_call *call = trace_probe_event_call(&tk->tp);  in kretprobe_perf_func()
1416 	dsize = __get_data_size(&tk->tp, regs);  in kretprobe_perf_func()
1417 	__size = sizeof(*entry) + tk->tp.size + dsize;  in kretprobe_perf_func()
1425 	entry->func = (unsigned long)tk->rp.kp.addr;  in kretprobe_perf_func()
1427 	store_trace_args(&entry[1], &tk->tp, regs, sizeof(*entry), dsize);  in kretprobe_perf_func()
1439 	struct trace_kprobe *tk;  in bpf_get_kprobe_info()  local
1442 		tk = find_trace_kprobe(pevent, group);  in bpf_get_kprobe_info()
1444 		tk = event->tp_event->data;  in bpf_get_kprobe_info()
1445 	if (!tk)  in bpf_get_kprobe_info()
1448 	*fd_type = trace_kprobe_is_return(tk) ? BPF_FD_TYPE_KRETPROBE  in bpf_get_kprobe_info()
1450 	if (tk->symbol) {  in bpf_get_kprobe_info()
1451 		*symbol = tk->symbol;  in bpf_get_kprobe_info()
1452 		*probe_offset = tk->rp.kp.offset;  in bpf_get_kprobe_info()
1457 		*probe_addr = (unsigned long)tk->rp.kp.addr;  in bpf_get_kprobe_info()
1497 	struct trace_kprobe *tk = container_of(kp, struct trace_kprobe, rp.kp);  in kprobe_dispatcher()  local
1500 	raw_cpu_inc(*tk->nhit);  in kprobe_dispatcher()
1502 	if (trace_probe_test_flag(&tk->tp, TP_FLAG_TRACE))  in kprobe_dispatcher()
1503 		kprobe_trace_func(tk, regs);  in kprobe_dispatcher()
1505 	if (trace_probe_test_flag(&tk->tp, TP_FLAG_PROFILE))  in kprobe_dispatcher()
1506 		ret = kprobe_perf_func(tk, regs);  in kprobe_dispatcher()
1515 	struct trace_kprobe *tk = container_of(ri->rp, struct trace_kprobe, rp);  in kretprobe_dispatcher()  local
1517 	raw_cpu_inc(*tk->nhit);  in kretprobe_dispatcher()
1519 	if (trace_probe_test_flag(&tk->tp, TP_FLAG_TRACE))  in kretprobe_dispatcher()
1520 		kretprobe_trace_func(tk, ri, regs);  in kretprobe_dispatcher()
1522 	if (trace_probe_test_flag(&tk->tp, TP_FLAG_PROFILE))  in kretprobe_dispatcher()
1523 		kretprobe_perf_func(tk, ri, regs);  in kretprobe_dispatcher()
1537 static inline void init_trace_event_call(struct trace_kprobe *tk)  in init_trace_event_call()  argument
1539 	struct trace_event_call *call = trace_probe_event_call(&tk->tp);  in init_trace_event_call()
1541 	if (trace_kprobe_is_return(tk)) {  in init_trace_event_call()
1553 static int register_kprobe_event(struct trace_kprobe *tk)  in register_kprobe_event()  argument
1555 	init_trace_event_call(tk);  in register_kprobe_event()
1557 	return trace_probe_register_event_call(&tk->tp);  in register_kprobe_event()
1560 static int unregister_kprobe_event(struct trace_kprobe *tk)  in unregister_kprobe_event()  argument
1562 	return trace_probe_unregister_event_call(&tk->tp);  in unregister_kprobe_event()
1571 	struct trace_kprobe *tk;  in create_local_trace_kprobe()  local
1582 	tk = alloc_trace_kprobe(KPROBE_EVENT_SYSTEM, event, (void *)addr, func,  in create_local_trace_kprobe()
1586 	if (IS_ERR(tk)) {  in create_local_trace_kprobe()
1588 			(int)PTR_ERR(tk));  in create_local_trace_kprobe()
1589 		return ERR_CAST(tk);  in create_local_trace_kprobe()
1592 	init_trace_event_call(tk);  in create_local_trace_kprobe()
1594 	if (traceprobe_set_print_fmt(&tk->tp, trace_kprobe_is_return(tk)) < 0) {  in create_local_trace_kprobe()
1599 	ret = __register_trace_kprobe(tk);  in create_local_trace_kprobe()
1603 	return trace_probe_event_call(&tk->tp);  in create_local_trace_kprobe()
1605 	free_trace_kprobe(tk);  in create_local_trace_kprobe()
1611 	struct trace_kprobe *tk;  in destroy_local_trace_kprobe()  local
1613 	tk = trace_kprobe_primary_from_call(event_call);  in destroy_local_trace_kprobe()
1614 	if (unlikely(!tk))  in destroy_local_trace_kprobe()
1617 	if (trace_probe_is_enabled(&tk->tp)) {  in destroy_local_trace_kprobe()
1622 	__unregister_trace_kprobe(tk);  in destroy_local_trace_kprobe()
1624 	free_trace_kprobe(tk);  in destroy_local_trace_kprobe()
1632 	struct trace_kprobe *tk;  in enable_boot_kprobe_events()  local
1636 	for_each_trace_kprobe(tk, pos) {  in enable_boot_kprobe_events()
1638 			if (file->event_call == trace_probe_event_call(&tk->tp))  in enable_boot_kprobe_events()
1709 find_trace_probe_file(struct trace_kprobe *tk, struct trace_array *tr)  in find_trace_probe_file()  argument
1714 		if (file->event_call == trace_probe_event_call(&tk->tp))  in find_trace_probe_file()
1728 	struct trace_kprobe *tk;  in kprobe_trace_self_tests_init()  local
1750 		tk = find_trace_kprobe("testprobe", KPROBE_EVENT_SYSTEM);  in kprobe_trace_self_tests_init()
1751 		if (WARN_ON_ONCE(tk == NULL)) {  in kprobe_trace_self_tests_init()
1755 			file = find_trace_probe_file(tk, top_trace_array());  in kprobe_trace_self_tests_init()
1761 					trace_probe_event_call(&tk->tp), file);  in kprobe_trace_self_tests_init()
1772 		tk = find_trace_kprobe("testprobe2", KPROBE_EVENT_SYSTEM);  in kprobe_trace_self_tests_init()
1773 		if (WARN_ON_ONCE(tk == NULL)) {  in kprobe_trace_self_tests_init()
1777 			file = find_trace_probe_file(tk, top_trace_array());  in kprobe_trace_self_tests_init()
1783 					trace_probe_event_call(&tk->tp), file);  in kprobe_trace_self_tests_init()
1801 	tk = find_trace_kprobe("testprobe", KPROBE_EVENT_SYSTEM);  in kprobe_trace_self_tests_init()
1802 	if (WARN_ON_ONCE(tk == NULL)) {  in kprobe_trace_self_tests_init()
1806 		if (trace_kprobe_nhit(tk) != 1) {  in kprobe_trace_self_tests_init()
1811 		file = find_trace_probe_file(tk, top_trace_array());  in kprobe_trace_self_tests_init()
1817 				trace_probe_event_call(&tk->tp), file);  in kprobe_trace_self_tests_init()
1820 	tk = find_trace_kprobe("testprobe2", KPROBE_EVENT_SYSTEM);  in kprobe_trace_self_tests_init()
1821 	if (WARN_ON_ONCE(tk == NULL)) {  in kprobe_trace_self_tests_init()
1825 		if (trace_kprobe_nhit(tk) != 1) {  in kprobe_trace_self_tests_init()
1830 		file = find_trace_probe_file(tk, top_trace_array());  in kprobe_trace_self_tests_init()
1836 				trace_probe_event_call(&tk->tp), file);  in kprobe_trace_self_tests_init()