Books on linux kernel hacking

few very good books I found on Kernel Hacking for start-ups:

learn about how to build, configure, install kernel:
Linux Kernel in a Nutshell, by Greg Kroah-Hartman, published by O'Reilly.
http://www.kroah.com/lkn/

learn about device drivers in detail:
Linux Device Drivers, by Jonathan Corbet, Alessandro Rubini, and Greg Kroah-Hartman, 3rd Edition, published by O'Reilly.
http://lwn.net/Kernel/LDD3/