It is often said that kernel developers don't care about documentation, but the truth can be seen in the kernel repository: thousands of documentation files and tens of thousands of kernel-doc comments. The problem is that it's all a bit ... messy. Your speaker, in the role of the kernel's documentation maintainer, is trying to clean things up a bit. The talk will cover the current state of kernel documentation, what's being done to make it better, and, along the way, some of the interesting challenges that come with being a kernel subsystem maintainer in general.