On Sat, Feb 19, 2011 at 12:49:06PM +0100, Gergely Buday wrote: > Dear All, > > I have found some traces on the net that back at the 2.6.23 kernel > that a userspace driver API was announced but it is not clear whether > it exists still and if it has any documentation. > > What is the state of the art on this? drivers/uio/