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authorChristoph Hellwig <hch@lst.de>2014-10-30 11:54:58 +0100
committerChristoph Hellwig <hch@lst.de>2014-11-12 11:19:40 +0100
commit609aa22f3be76d470a334f39cc2197112dc91bd7 (patch)
tree710daebfe903df387a3b4a9927badde84620bdc9 /include/scsi/scsi_tcq.h
parent125c99bc8b6b108d251169a86324a7ed3c6f3cce (diff)
scsi: remove ordered_tags scsi_device field
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>
Diffstat (limited to 'include/scsi/scsi_tcq.h')
-rw-r--r--include/scsi/scsi_tcq.h9
1 files changed, 0 insertions, 9 deletions
diff --git a/include/scsi/scsi_tcq.h b/include/scsi/scsi_tcq.h
index 032df74b66d7..342f38c5b065 100644
--- a/include/scsi/scsi_tcq.h
+++ b/include/scsi/scsi_tcq.h
@@ -21,17 +21,11 @@ int scsi_change_queue_type(struct scsi_device *sdev, int tag_type);
/**
* scsi_get_tag_type - get the type of tag the device supports
* @sdev: the scsi device
- *
- * Notes:
- * If the drive only supports simple tags, returns MSG_SIMPLE_TAG
- * if it supports all tag types, returns MSG_ORDERED_TAG.
*/
static inline int scsi_get_tag_type(struct scsi_device *sdev)
{
if (!sdev->tagged_supported)
return 0;
- if (sdev->ordered_tags)
- return MSG_ORDERED_TAG;
if (sdev->simple_tags)
return MSG_SIMPLE_TAG;
return 0;
@@ -41,15 +35,12 @@ static inline void scsi_set_tag_type(struct scsi_device *sdev, int tag)
{
switch (tag) {
case MSG_ORDERED_TAG:
- sdev->ordered_tags = 1;
- /* fall through */
case MSG_SIMPLE_TAG:
sdev->simple_tags = 1;
break;
case 0:
/* fall through */
default:
- sdev->ordered_tags = 0;
sdev->simple_tags = 0;
break;
}

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