说明：  本书是为那些想了解Linux 内核工作原理的Linux 狂热爱好者而写。它并非一本内部 手册。主要描叙了Linux设计的原理与机制；以及Linux内核怎样工作及其原因。
(This book is written for Linux enthusiasts who want to understand how the Linux kernel works. It is not an internal manual. It mainly describes the principles and mechanisms of Linux design; how the Linux kernel works and why.)