On Sat, 23 Nov 2019 at 01:11, Bernd Oppolzer <bernd.oppol...@t-online.de> wrote:
> As others have pointed out, the different OSes have different strategies; > z/OS does never allocate virtual addresses from 0x80000000 to 0xFFFFFFFF. > I sometimes wish the Principles of Operation would along those lines avoid to allocate some of the pages in the preface. Somehow reading phrases like "described in Reference [23.] on page xxx." makes me program check each time :-) It would actually be enough to keep such a page blank so that we don't have references to it. Rob
