函数逻辑报告

函数名称：d_var_ref - Check if a trigger has a reference to a trigger variable*@hist_data: The hist trigger that might have a reference to the variable*@var_data: The hist trigger that owns the variable*@var_idx: The trigger variable identifier* Check the list of

函数原型：static struct hist_field *find_var_ref(struct hist_trigger_data *hist_data, struct hist_trigger_data *var_data, unsigned int var_idx)

返回类型：struct hist_field

参数：