What is it ? Mechanics and mechanisms
Article by Corbet http://lwn.net/Articles/175432/ (I really do not think I can do any better, but will try anyway ;o))
Usage Patterns
Usage sample
Internals
Data Structure
Major Operations
Reference Usages in the Linux Kernel
Experience – what worked and more importantly what didn’t work & gotchas
Discussions & Notes
<KS 8 Feb, 07> I have started the template and am slowly filling in the details. Please contribute as you see fit. Cheers </KS>