Environment
The requirements for the caller are:
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Minimum authorization: | Supervisor state, or problem state. Any PSW key. | Dispatchable unit mode: | Task | Cross memory mode: | PASN = HASN = SASN, unless all monitoring environments owned
by the current home address space were created only in system keys.
If the current home address space owns any monitoring environments
created in a user key (8-F), then PASN = HASN = SASN. | AMODE: | 31-bit | ASC mode: | Primary | Interrupt status: | Enabled for I/O and external interrupts | Locks: | Unlocked | Control parameters: | Control parameters must be in the primary address space. |
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