函数逻辑报告

函数名称：reate_target_field_var - Automatically create a variable for a field*@target_hist_data: The target hist trigger*@subsys_name: Optional subsystem name*@event_name: Optional event name*@var_name: The name of the field (and the resulting variable)* Hist

函数原型：static struct field_var *create_target_field_var(struct hist_trigger_data *target_hist_data, char *subsys_name, char *event_name, char *var_name)

返回类型：struct field_var

参数：