[SCSI] scsi_trace: Enhance SCSI command tracing

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Various SCSI trace enhancements:

 - Display data and protection information scatterlist lengths in the
   trace output

 - Add support for VERIFY and WRITE SAME commands and decode the UNMAP
   bit if applicable

 - Add decoding of the PROTECT field for READ/VERIFY/WRITE/WRITE SAME
   commands as well as the EXPECTED INITIAL REFERENCE TAG field for
   their 32-byte variants

 - Decode READ CAPACITY(16), GET LBA STATUS, and UNMAP

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

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Martin K. Petersen 2010-03-23 01:16:57 -04:00 • committed by James Bottomley

parent bf81623542

commit c446c1f990

2 changed files with 136 additions and 20 deletions

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33

include/trace/events/scsi.h

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