<https://lkml.org/lkml/2005/7/11/336>
Kernel Documentation/CodingStyle:
- <http://users.sosdg.org/~qiyong/lxr/source/Documentation/CodingStyle>
+ <Documentation/CodingStyle>
Linus Torvalds's mail on the canonical patch format:
<http://lkml.org/lkml/2005/4/7/183>