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 <bart.vanass...@sandisk.com>
Reviewed-by: Sagi Grimberg <s...@grimberg.me>
Reviewed-by: Martin K. Petersen <martin.peter...@oracle.com>
Cc: James Bottomley <j...@linux.vnet.ibm.com>
Cc: Christoph Hellwig <h...@lst.de>
Cc: Doug Ledford <dledf...@redhat.com>
---
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 84c9e61..11d082d 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2872,7 +2872,7 @@ 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);
--
2.10.2
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