Il 21/11/2013 12:54, Peter Lieven ha scritto: > What is the actual reason to add this tweak?
The reason is that there are targets that implement UNMAP but not WRITE SAME. But I see what you mean---such a target could validly ignore the unaligned edges of the request. I guess it could be made to work, but unless someone really asks for it, let's drop the patch. Paolo