z/OS DFSMSdfp Advanced Services
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DSN: Specify the Name of the DSCB

z/OS DFSMSdfp Advanced Services
SC23-6861-01

DSN=addr
Supplies the address of a 44-byte data set name of the DSCB to be accessed.
DSN is required if ACCESS=READ or WRITE and the request is to read or write a DSCB. If a 140-byte DSCB is specified:
  • CVAF validity checks the storage location, but ignores the contents of the location.
  • Specify an argument that points to an extent within the VTOC.

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