You are welcome to submit an RCF. However, the interruption is not on 
accessing storage. It is on the address wrapping.

I'm not involved in the architecture but I strongly doubt that the book is 
wrong.

Eric Rossman, CISSPĀ®
ICSF Cryptographic Security Development
z/OS Enabling Technologies
[email protected]

"Paul Gilmartin" <[email protected]>:

> I'll disagree with that.  An interrupt condition is *never* recognized
> "during generation of [an] address."  An addressing exception or a
> protection exception may be recognized subsequently when that
> address is used to access storage.  And that is unrelated to whether
> a carry out of the high-order bit position occurred.
> 
> Address generation and storage access are two different topics.  They
> should be discussed separately.
> 
> Should I submit an RCF?


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