On Fri, May 18, 2018 at 09:02:03AM -0700, Christoph Hellwig wrote: > Completely lacks any explanation, including why this should be > in lib/. Also should come in the same series with actual users > of the infrastructure. Also in the cover letter... * Generic radix trees This is a very simple radix tree implementation that can store types of arbitrary size, not just pointers/unsigned long. It could probably replace flex arrays.