Check the disk param passed in revalidate before using it.
Use the fixed size for sgl alloc and free and the max_sgl parameter only for issuing IO.
implement report general
use the results of REPORT GENERAL
actually call sop_report_general
Remove max_hw_sectors field as no such parameter can be obtained in SOP spec.
Issue the report General command to IO queueue instead of Admin queue.
Fix the report gen and other IU size