>R/O is stronger than refreshable, but neither is stronger than
>reentrant, since neither implies serialization.

It is true that read-only and refreshable do not imply serialization. But
that doesn't speak towards what I was thinking of as "stronger".

You can have a reentrant module that is not refreshable (as it can
self-modify with proper serialization, of couse that is not a great thing
to do).
I think you cannot have a refreshable module that is not reentrant, and I
think refreshable implies must be read-only.

So doesn't that make refreshable stronger than reentrant?

Peter Relson
z/OS Core Technology Design

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