>You could go a step further, and include the ucode in CP, and then load any missing maintenance as needed.
>Hmmm... I remember suggesting this at a SHARE around 1980 for 168/3033 machines, >which did have an instruction for dynamic microcode loading. >No-one seemed to like the idea. Uh, yeah, I can just see the heart attack the MVS folks would have if VM did microcode updates. We'd be back on some old dusty box in a heartbeat and thrown off the shiny new z9. Marcy Cortes (415) 243-6343 "This message may contain confidential and/or privileged information. If you are not the addressee or authorized to receive this for the addressee, you must not use, copy, disclose, or take any action based on this message or any information herein. If you have received this message in error, please advise the sender immediately by reply e-mail and delete this message. Thank you for your cooperation."