On Mon, Oct 17, 2011 at 9:27 AM, Chris Craddock <crashlu...@gmail.com> wrote: > On Sun, Oct 16, 2011 at 4:53 PM, Micheal Butz > <michealb...@optonline.net>wrote: > >> The normal sequence then is common when scheduling to a different address >> space > > > > just think about it for a minute. There is no magic. Put yourself in the > SRB's place. In order for it to run, the code has to be addressable in the > primary address space where it is initially dispatched. Nothing else > matters. From the scheduling application's point of view you just have to > make sure the SRB code is in the "right" place and will remain there until > after the SRB completes. > > If you are going to schedule an SRB into your current primary address space, > then it doesn't matter whether the SRB code is in common or in private, it > just has to be there when the SRB is dispatched. That is actually an > extremely common scenario, e.g. an SRB being scheduled out of disabled code > (typically an interrupt handler) to complete processing for whatever was > going on. > > On the other hand; If you are trying to schedule an SRB into -any-other- > address space, then (somehow) you have to make sure the code will be > addressable when the SRB is dispatched. In general that means loading it > into common storage (technically it should be in SQA rather than CSA, but > that's a minor nit)
I'm curious on the technical distinction between putting the SRB code in SQA versus CSA. Can you elaborate? > > > > -- > This email might be from the > artist formerly known as CC > (or not) You be the judge. > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html