What do you think about the third edition of Linux kernel?

What do you think about the third edition of Linux kernel? -- Linux general technology-Linux technology and application information. For details, refer to the following section. {: 2_94:} I recently studied the Linux kernel, so I borrowed the third edition of "deep understanding of Linux kernel" from the library based on the teacher's suggestions. DANIEL P. BOVET & marco cesati: To tell the truth, reading this book is not very difficult! I don't even feel any gains. {: 2_91:} I just want to understand the Linux source code, but I know everything I 've introduced in this book ......
{: 2_105:} Have you read this book ?? Share your feelings with me... {: 2_106 :}