I always find it fascinating when someone tries to explain to the IBM z/OS designers how z/OS works...
Joe On Sun, Feb 5, 2023 at 9:16 AM Michael Stein <m...@zlvfc.com> wrote: > On Sun, Feb 05, 2023 at 01:34:36PM +0000, Peter Relson wrote: > > > ASVTFRST is documented as "address of first available ASVT entry". It > > has nothing to do with "next". > > ASVTFRST is the address of the slot for ASID 0 which doesn't exist but > is usefull to adjust for the fact that ASIDs start at 1 since it is > just before ASVTENTY. > > > The ASVT entries form an array with the first being at ASVTENTY, > > and each entry mapped by 4-byte field ASVTENTY.] > > ASVTENTY is the slot for ASID 1 and the actual start of the slots > which (might) point to ASCBs. > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
