tree 508c5f64ac507d8248f591d9e1a6da93379004e5
parent 1d63e726408dfdb3e10ed8f00c383b30ebb333d3
author Jens Axboe <jens.axboe@oracle.com> 1225131659 +0100
committer Jens Axboe <jens.axboe@oracle.com> 1225131930 +0100

scsi: make sure that scsi_init_shared_tag_map() doesn't overwrite existing map

Right now callers have to check whether scsi_host->bqt is already
set up, it's much cleaner to just have scsi_init_shared_tag_map()
does this check on its own.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>