[SCSI] zfcp: improve management of request IDs

Improve request handling. Use hash table to manage request IDs.

Signed-off-by: Volker Sameske <sameske@de.ibm.com>
Signed-off-by: Andreas Herrmann <aherrman@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
7 files changed