1. A data processing device, comprising a processor controlling overall operation of the data processing device, and a memory storing computer readable instructions that, when executed, perform a method for validating an ACPI name space, the method comprising steps of: (i) intercepting from a driver module a command to evaluate a first object in the ACPI name space; and (ii) validating a corresponding second object in a test name space in parallel to the driver module evaluating the first object in the ACPI name space.