Re: [PATCH v5 12/14] SRP transport, scsi-mq: Wait for .queue_rq() if necessary

[Martin K. Petersen]

> "Bart" == Bart Van Assche  writes:

Bart> Ensure that if scsi-mq is enabled that
Bart> scsi_internal_device_block() waits until ongoing
Bart> shost->hostt->queuecommand() calls have finished.

Reviewed-by: Martin K. Petersen 

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Martin K. Petersen  Oracle Linux Engineering
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Re: [PATCH v5 12/14] SRP transport, scsi-mq: Wait for .queue_rq() if necessary

[Sagi Grimberg]

and again,

Reviewed-by: Sagi Grimberg 
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[PATCH v5 12/14] SRP transport, scsi-mq: Wait for .queue_rq() if necessary

[Bart Van Assche]

Ensure that if scsi-mq is enabled that scsi_internal_device_block()
waits until ongoing shost->hostt->queuecommand() calls have finished.

Signed-off-by: Bart Van Assche 
Cc: James Bottomley 
Cc: Martin K. Petersen 
Cc: Christoph Hellwig 
Cc: Sagi Grimberg 
Cc: Doug Ledford 
---
 drivers/scsi/scsi_lib.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 3ab9c87..1febc52 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2873,7 +2873,7 @@ scsi_internal_device_block(struct scsi_device *sdev)
 * request queue. 
 */
if (q->mq_ops) {
-   blk_mq_stop_hw_queues(q);
+   blk_mq_quiesce_queue(q);
} else {
spin_lock_irqsave(q->queue_lock, flags);
blk_stop_queue(q);
-- 
2.10.1

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