On Mon, 2020-03-09 at 22:03 +0100, Lukas Bulwahn wrote: > I am starting with the "bigger" clustered files in drivers, and then try > > > to look at files in include and Documentation/ABI/. If you want to spend the time tracking stuff down, it may be best to to start with include/ > > > Here is a rough statistics on how many files from each directory are in > > > THE REST: > > > > > > 1368 include There are very likely some files there that should actually be listed as part of a subsystem. > > > 327 lib Not many that aren't trivial or ancient. > > > 321 Documentation Probably a few > > > 100 drivers What's not already maintained is probably ancient. Everything else may not matter much.