SCSI PRs

SCSI Persistent Reservations,used for a number of cluster storage configurations for I/O fencing and failover/retakeover.( SPC-3/ SPC-4)

PROUT Service Actions:All PROUT Service Actions have been implemented: REGISTER, RESERVE, RELEASE, CLEAR, REGISTER_AND_IGNORE, PREEMPT, PREEMPT_AND_ABORT and REGISTER_AND_MOVE

PROUT Reservation Types:All PROUT Reservation Types have been implemented: Write Exclusive, Exclusive Access, Write Exclusive Registrants Only, Exclusive Access Registrants Only Write Exclusive All Registrants, Exclusive Access All Registrants

PRIN Service Actions:All PRIN Service Actions have been implemented: READ_KEYS, READ_RESERVATION, REPORT_CAPABILITIES, READ_FULL_STATUS

sg_persist --in --report-capabilities -v /dev/sde

fence_scsi_test -s