This document contains information previously presented in GA32-0889-01, which supports z/OS Version 2 Release 1 (V2R1).
New information: The following information is new. For migration actions, only actions that did not appear in the previous level of the document are listed.
New general migration action: Use LOGR Couple Data Set at format level HBB7705
New Cryptographic Services action: ICSF: Determine if applications using hash services have archived hashes of long data
New DFSMS action: DFSMSdfp: Verify REUSE option of SMS control data sets
New JES2 action: Review changes applicable to JES2 exits