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authorChristoph Hellwig <hch@lst.de>2014-10-19 17:13:58 +0200
committerChristoph Hellwig <hch@lst.de>2014-10-28 09:53:43 +0100
commitb1dd2aac4cc0892b82ec60232ed37e3b0af776cc (patch)
tree393321bf7de6c136282ae8550cb8173f86b6b5a9 /include/scsi/scsi_tcq.h
parentRevert "block: all blk-mq requests are tagged" (diff)
downloadlinux-b1dd2aac4cc0892b82ec60232ed37e3b0af776cc.tar.xz
linux-b1dd2aac4cc0892b82ec60232ed37e3b0af776cc.zip
scsi: set REQ_QUEUE for the blk-mq case
To generate the right SPI tag messages we need to properly set QUEUE_FLAG_QUEUED in the request_queue and mirror it to the request. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Acked-by: Jens Axboe <axboe@kernel.dk> Reported-by: Meelis Roos <mroos@linux.ee> Tested-by: Meelis Roos <mroos@linux.ee> Cc: stable@vger.kernel.org
Diffstat (limited to 'include/scsi/scsi_tcq.h')
-rw-r--r--include/scsi/scsi_tcq.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/scsi/scsi_tcq.h b/include/scsi/scsi_tcq.h
index e64583560701..56ed843969ca 100644
--- a/include/scsi/scsi_tcq.h
+++ b/include/scsi/scsi_tcq.h
@@ -67,8 +67,9 @@ static inline void scsi_activate_tcq(struct scsi_device *sdev, int depth)
if (!sdev->tagged_supported)
return;
- if (!shost_use_blk_mq(sdev->host) &&
- !blk_queue_tagged(sdev->request_queue))
+ if (shost_use_blk_mq(sdev->host))
+ queue_flag_set_unlocked(QUEUE_FLAG_QUEUED, sdev->request_queue);
+ else if (!blk_queue_tagged(sdev->request_queue))
blk_queue_init_tags(sdev->request_queue, depth,
sdev->host->bqt);
@@ -81,8 +82,7 @@ static inline void scsi_activate_tcq(struct scsi_device *sdev, int depth)
**/
static inline void scsi_deactivate_tcq(struct scsi_device *sdev, int depth)
{
- if (!shost_use_blk_mq(sdev->host) &&
- blk_queue_tagged(sdev->request_queue))
+ if (blk_queue_tagged(sdev->request_queue))
blk_queue_free_tags(sdev->request_queue);
scsi_adjust_queue_depth(sdev, 0, depth);
}