参考原文：http://www.tldp.org/HOWTO/text/Module-HOWTO 15.7.MiscellaneousDeviceDriver 15.7.1.misc:devicedriverfor"miscellaneous"characterdevices Awholebunchofdevicetypesthatdon'tappearinlargeenoughnumbersona systemtodeservemajornumbersoftheirownshareMajorNumber10andare collectivelycalled"miscellane...