627 static void hist_err(struct trace_array *tr, u8 err_type, u8 err_pos)  in hist_err()  argument
629 	tracing_log_err(tr, last_cmd_loc, last_cmd, err_text,  in hist_err()
816 	struct trace_array *tr = iter->tr;  in print_synth_event()  local
836 		if (tr->trace_flags & TRACE_ITER_VERBOSE)  in print_synth_event()
898 	buffer = trace_file->tr->trace_buffer.buffer;  in trace_event_raw_event_synth()
1489 	struct trace_array *tr = hist_data->event_file->tr;  in hist_field_timestamp()  local
1493 	if (hist_data->attrs->ts_in_usecs && trace_clock_in_ns(tr))  in hist_field_timestamp()
1579 	struct trace_array *tr = hist_data->event_file->tr;  in find_any_var_ref()  local
1583 	list_for_each_entry(var_data, &tr->hist_vars, list) {  in find_any_var_ref()
1628 	struct trace_array *tr = hist_data->event_file->tr;  in find_hist_vars()  local
1631 	list_for_each_entry(var_data, &tr->hist_vars, list) {  in find_hist_vars()
1683 	struct trace_array *tr = hist_data->event_file->tr;  in save_hist_vars()  local
1690 	if (tracing_check_open_get_tr(tr))  in save_hist_vars()
1695 		trace_array_put(tr);  in save_hist_vars()
1700 	list_add(&var_data->list, &tr->hist_vars);  in save_hist_vars()
1707 	struct trace_array *tr = hist_data->event_file->tr;  in remove_hist_vars()  local
1721 	trace_array_put(tr);  in remove_hist_vars()
1766 static struct trace_event_file *find_var_file(struct trace_array *tr,  in find_var_file()  argument
1776 		return find_event_file(tr, system, event_name);  in find_var_file()
1778 	list_for_each_entry(var_data, &tr->hist_vars, list) {  in find_var_file()
1786 				hist_err(tr, HIST_ERR_VAR_NOT_UNIQUE, errpos(var_name));  in find_var_file()
1819 	struct trace_array *tr = hist_data->event_file->tr;  in find_match_var()  local
1831 			file = find_var_file(tr, system, event_name, var_name);  in find_match_var()
1837 					hist_err(tr, HIST_ERR_VAR_NOT_UNIQUE,  in find_match_var()
1854 	struct trace_array *tr = hist_data->event_file->tr;  in find_event_var()  local
1866 	file = find_var_file(tr, system, event_name, var_name);  in find_event_var()
2076 static int parse_assignment(struct trace_array *tr,  in parse_assignment()  argument
2133 			hist_err(tr, HIST_ERR_TOO_MANY_VARS, errpos(str));  in parse_assignment()
2151 parse_hist_trigger_attrs(struct trace_array *tr, char *trigger_str)  in parse_hist_trigger_attrs()  argument
2164 			ret = parse_assignment(tr, str, attrs);  in parse_hist_trigger_attrs()
2720 	struct trace_array *tr = hist_data->event_file->tr;  in parse_var_ref()  local
2733 		hist_err(tr, HIST_ERR_VAR_NOT_FOUND, errpos(var_name));  in parse_var_ref()
2744 	struct trace_array *tr = file->tr;  in parse_field()  local
2768 			hist_err(tr, HIST_ERR_BAD_FIELD_MODIFIER, errpos(modifier));  in parse_field()
2784 			hist_err(tr, HIST_ERR_FIELD_NOT_FOUND, errpos(field_name));  in parse_field()
2898 		hist_err(file->tr, HIST_ERR_TOO_MANY_SUBEXPR, errpos(str));  in parse_unary()
2953 static int check_expr_operands(struct trace_array *tr,  in check_expr_operands()  argument
2982 		hist_err(tr, HIST_ERR_TIMESTAMP_MISMATCH, 0);  in check_expr_operands()
3000 		hist_err(file->tr, HIST_ERR_TOO_MANY_SUBEXPR, errpos(str));  in parse_expr()
3045 	ret = check_expr_operands(file->tr, operand1, operand2);  in parse_expr()
3164 static struct trace_event_file *event_file(struct trace_array *tr,  in event_file()  argument
3169 	file = __find_event_file(tr, system, event_name);  in event_file()
3226 	struct trace_array *tr = target_hist_data->event_file->tr;  in create_field_var_hist()  local
3238 		hist_err(tr, HIST_ERR_TOO_MANY_FIELD_VARS, errpos(field_name));  in create_field_var_hist()
3242 	file = event_file(tr, subsys_name, event_name);  in create_field_var_hist()
3245 		hist_err(tr, HIST_ERR_EVENT_FILE_NOT_FOUND, errpos(field_name));  in create_field_var_hist()
3258 		hist_err(tr, HIST_ERR_HIST_NOT_FOUND, errpos(field_name));  in create_field_var_hist()
3319 		hist_err(tr, HIST_ERR_HIST_CREATE_FAIL, errpos(field_name));  in create_field_var_hist()
3331 		hist_err(tr, HIST_ERR_SYNTH_VAR_NOT_FOUND, errpos(field_name));  in create_field_var_hist()
3464 	struct trace_array *tr = file->tr;  in create_field_var()  local
3469 		hist_err(tr, HIST_ERR_TOO_MANY_FIELD_VARS, errpos(field_name));  in create_field_var()
3476 		hist_err(tr, HIST_ERR_FIELD_VAR_PARSE_FAIL, errpos(field_name));  in create_field_var()
3483 		hist_err(tr, HIST_ERR_VAR_CREATE_FIND_FAIL, errpos(field_name));  in create_field_var()
3610 static bool cond_snapshot_update(struct trace_array *tr, void *cond_data)  in cond_snapshot_update()  argument
3613 	struct track_data *track_data = tr->cond_snapshot->cond_data;  in cond_snapshot_update()
3655 	tracing_snapshot_cond(file->tr, &context);  in save_track_data_snapshot()
3687 	track_data = tracing_cond_snapshot_data(file->tr);  in track_data_snapshot_print()
3708 static bool cond_snapshot_update(struct trace_array *tr, void *cond_data)  in cond_snapshot_update()  argument
3796 		track_data = tracing_cond_snapshot_data(file->tr);  in track_data_destroy()
3798 			tracing_snapshot_cond_disable(file->tr);  in track_data_destroy()
3816 	struct trace_array *tr = file->tr;  in track_data_create()  local
3822 		hist_err(tr, HIST_ERR_ONX_NOT_VAR, errpos(track_data_var_str));  in track_data_create()
3829 		hist_err(tr, HIST_ERR_ONX_VAR_NOT_FOUND, errpos(track_data_var_str));  in track_data_create()
3842 		hist_err(tr, HIST_ERR_ONX_VAR_CREATE_FAIL, 0);  in track_data_create()
3850 		hist_err(tr, HIST_ERR_ONX_VAR_CREATE_FAIL, 0);  in track_data_create()
3861 static int parse_action_params(struct trace_array *tr, char *params,  in parse_action_params()  argument
3870 			hist_err(tr, HIST_ERR_TOO_MANY_PARAMS, 0);  in parse_action_params()
3876 			hist_err(tr, HIST_ERR_PARAM_NOT_FOUND, 0);  in parse_action_params()
3883 			hist_err(tr, HIST_ERR_INVALID_PARAM, errpos(param));  in parse_action_params()
3907 static int action_parse(struct trace_array *tr, char *str, struct action_data *data,  in action_parse()  argument
3915 		hist_err(tr, HIST_ERR_ACTION_NOT_FOUND, 0);  in action_parse()
3922 		hist_err(tr, HIST_ERR_ACTION_NOT_FOUND, 0);  in action_parse()
3931 			hist_err(tr, HIST_ERR_NO_SAVE_PARAMS, 0);  in action_parse()
3936 		ret = parse_action_params(tr, params, data);  in action_parse()
3945 			hist_err(tr, HIST_ERR_ACTION_MISMATCH, errpos(action_name));  in action_parse()
3957 			hist_err(tr, HIST_ERR_NO_CLOSING_PAREN, errpos(params));  in action_parse()
3967 			hist_err(tr, HIST_ERR_ACTION_MISMATCH, errpos(action_name));  in action_parse()
3982 			ret = parse_action_params(tr, params, data);  in action_parse()
4035 	ret = action_parse(hist_data->event_file->tr, str, data, handler);  in track_data_parse()
4105 	struct trace_array *tr = hist_data->event_file->tr;  in trace_action_find_var()  local
4121 		hist_err(tr, HIST_ERR_PARAM_NOT_FOUND, errpos(var));  in trace_action_find_var()
4179 	struct trace_array *tr = hist_data->event_file->tr;  in trace_action_create()  local
4197 		hist_err(tr, HIST_ERR_SYNTH_EVENT_NOT_FOUND, errpos(synth_event_name));  in trace_action_create()
4258 		hist_err(tr, HIST_ERR_SYNTH_TYPE_MISMATCH, errpos(param));  in trace_action_create()
4265 		hist_err(tr, HIST_ERR_SYNTH_COUNT_MISMATCH, errpos(event->name));  in trace_action_create()
4284 	struct trace_array *tr = file->tr;  in action_create()  local
4301 		ret = tracing_snapshot_cond_enable(file->tr, track_data,  in action_create()
4312 			hist_err(tr, HIST_ERR_TOO_MANY_SAVE_ACTIONS, 0);  in action_create()
4325 				hist_err(tr, HIST_ERR_FIELD_VAR_CREATE_FAIL,  in action_create()
4348 static struct action_data *onmatch_parse(struct trace_array *tr, char *str)  in onmatch_parse()  argument
4360 		hist_err(tr, HIST_ERR_NO_CLOSING_PAREN, errpos(match_event));  in onmatch_parse()
4366 		hist_err(tr, HIST_ERR_SUBSYS_NOT_FOUND, errpos(match_event_system));  in onmatch_parse()
4370 	if (IS_ERR(event_file(tr, match_event_system, match_event))) {  in onmatch_parse()
4371 		hist_err(tr, HIST_ERR_INVALID_SUBSYS_EVENT, errpos(match_event));  in onmatch_parse()
4387 	ret = action_parse(tr, str, data, HANDLER_ONMATCH);  in onmatch_parse()
4456 	struct trace_array *tr = hist_data->event_file->tr;  in create_var_field()  local
4463 		hist_err(tr, HIST_ERR_DUPLICATE_VAR, errpos(var_name));  in create_var_field()
4520 	struct trace_array *tr = hist_data->event_file->tr;  in create_key_field()  local
4544 			hist_err(tr, HIST_ERR_INVALID_REF_KEY, errpos(field_str));  in create_key_field()
4645 	struct trace_array *tr = hist_data->event_file->tr;  in parse_var_defs()  local
4659 				hist_err(tr, HIST_ERR_MALFORMED_ASSIGNMENT,  in parse_var_defs()
4666 				hist_err(tr, HIST_ERR_TOO_MANY_VARS, errpos(var_name));  in parse_var_defs()
4842 	struct trace_array *tr = hist_data->event_file->tr;  in parse_actions()  local
4855 			data = onmatch_parse(tr, action_str);  in parse_actions()
5887 	struct trace_array *tr = file->tr;  in hist_register_trigger()  local
5895 				hist_err(tr, HIST_ERR_NAMED_MISMATCH, errpos(hist_data->attrs->name));  in hist_register_trigger()
5916 				hist_err(tr, HIST_ERR_TRIGGER_EEXIST, 0);  in hist_register_trigger()
5924 		hist_err(tr, HIST_ERR_TRIGGER_ENOENT_CLEAR, 0);  in hist_register_trigger()
5947 		ret = tracing_set_clock(file->tr, hist_data->attrs->clock);  in hist_register_trigger()
5949 			hist_err(tr, HIST_ERR_SET_CLOCK_FAIL, errpos(clock));  in hist_register_trigger()
5953 		tracing_set_time_stamp_abs(file->tr, true);  in hist_register_trigger()
6055 			tracing_set_time_stamp_abs(file->tr, false);  in hist_unregister_trigger()
6100 				tracing_set_time_stamp_abs(file->tr, false);  in hist_unreg_all()
6167 	attrs = parse_hist_trigger_attrs(file->tr, trigger);  in event_hist_trigger_func()