SPC-4 Late Letter Ballot comment regarding CLEAR and PAMR

Kevin D Butt kdbutt at us.ibm.com
Mon Jul 15 13:45:31 PDT 2013

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I am requesting that a late letter ballot comment be opened against SPC-4 
as follows:
The CLEAR service action of PERSISTENT RESERVE OUT needs to remove the 
medium removal prevention caused by the PREVENT ALLOW MEDIUM REMOVAL 
command the same a PREEMPT AND ABORT does as specified in 
Preempting and aborting
h) for logical units that implement the PREVENT ALLOW MEDIUM REMOVAL 
command (see SBC-3,
SSC-3, and SMC-3), the device server shall perform an action equivalent to 
the processing of a
PREVENT ALLOW MEDIUM REMOVAL command with the PREVENT field equal to zero 
received on
the I_T nexuses associated with the persistent reservation being 
Needs to be placed in the list of actions listed in Clearing
Kevin D. Butt
SCSI Architect, Tape Firmware, T10 Standards
Data Protection & Retention
MS 6TYA, 9000 S. Rita Rd., Tucson, AZ 85744
Tel: 520-799-5280
Fax: 520-799-2723 (T/L:321)
Email address: kdbutt at us.ibm.com

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