cpuidle_unregister_driver
cpuidle_unregister_driver(&apm_idle_driver);
cpuidle_unregister_driver(&apm_idle_driver);
cpuidle_unregister_driver(&acpi_idle_driver);
cpuidle_unregister_driver(&cps_driver);
cpuidle_unregister_driver(drv);
cpuidle_unregister_driver(&haltpoll_driver);
cpuidle_unregister_driver(drv);
EXPORT_SYMBOL_GPL(cpuidle_unregister_driver);
cpuidle_unregister_driver(&intel_idle_driver);
extern void cpuidle_unregister_driver(struct cpuidle_driver *drv);