On Tue, Mar 28, 2017 at 10:23 AM, Tom Marchant < [email protected]> wrote:
> On Tue, 28 Mar 2017 09:44:28 -0500, Paul Gilmartin wrote: > > >On Tue, 28 Mar 2017 08:43:18 +0300, Binyamin Dissen wrote: > > > >>Well, they never supported code execution from a dataspace ...... > >> > >Isn't that a hardware limitation. whereas execution above the bar is > >restricted by (some) software? > > I could be wrong, but I don't think that the hardware cares about > data spaces. A data space is an address space that contains no > operating system information, including Nucleus, LPA, CSA, and SQA. > I understand that too. I don't even think that it maps in a standard PSA. The data in a data space is only accessible in AR mode code. ref: https://www.ibm.com/support/knowledgecenter/en/SSLTBW_2.1.0/com.ibm.zos.v2r1.ieaa500/ieaa50021.htm > -- > Tom Marchant > > -- "Irrigation of the land with seawater desalinated by fusion power is ancient. It's called 'rain'." -- Michael McClary, in alt.fusion Maranatha! <>< John McKown ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
