In the Statement of general direction in the z16 announcement at: https://www.ibm.com/common/ssi/ShowDoc.wss?docURL=/common/ssi/rep_ca/1/897/ENUS122-001/index.html
It says IBM will remove support for the transactional execution facility, I guess there's no point in attempting to exploit this now. Robert Ngan DXC Luxoft
