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scsi: remove ordered_tags scsi_device field

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Remove the ordered_tags field, we haven't been issuing ordered tags based
on it since the big barrier rework in 2010.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Christoph Hellwig
2014-10-30 11:54:58 +01:00
parent 125c99bc8b
commit 609aa22f3b
11 changed files with 25 additions and 81 deletions
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14
drivers/target/loopback/tcm_loop.c
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@@ -135,18 +135,6 @@ static int tcm_loop_change_queue_depth(
return sdev->queue_depth;
}
/*
* Locate the SAM Task Attr from struct scsi_cmnd *
*/
static int tcm_loop_sam_attr(struct scsi_cmnd *sc, int tag)
{
if (sc->device->tagged_supported &&
sc->device->ordered_tags && tag >= 0)
return MSG_ORDERED_TAG;
return MSG_SIMPLE_TAG;
}
static void tcm_loop_submission_work(struct work_struct *work)
{
struct tcm_loop_cmd *tl_cmd =
@@ -205,7 +193,7 @@ static void tcm_loop_submission_work(struct work_struct *work)
rc = target_submit_cmd_map_sgls(se_cmd, tl_nexus->se_sess, sc->cmnd,
&tl_cmd->tl_sense_buf[0], tl_cmd->sc->device->lun,
transfer_length, tcm_loop_sam_attr(sc, tl_cmd->sc_cmd_tag),
transfer_length, MSG_SIMPLE_TAG,
sc->sc_data_direction, 0,
scsi_sglist(sc), scsi_sg_count(sc),
sgl_bidi, sgl_bidi_count,