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Reservation Descriptors are defined in Table 44.
The PERSISTENT RESERVE IN Read Reservations Descriptor is defined in
Table 44.
Table 44. PERSISTENT RESERVE IN Read Reservations Descriptor
76543210
0
:
7
Reservation Key
8
:
11
Scope-specific address (0)
12 Reserved
13 Scope (0h) Type
14
:
15
Extent Length (0)
A Scope value of 0h indicates that the persistent reservation applies to the entire
logical unit.
Type may have one of the following values:
v 3h means Exclusive Access
v 6h means Exclusive Access, Registrants only
38 Ultrium Internal Tape Drive and 3580 Ultrium Tape Drive: SCSI Reference