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authorDon Brace <[email protected]>2021-03-11 14:14:57 -0600
committerMartin K. Petersen <[email protected]>2021-04-05 23:02:28 -0400
commitc6d3ee209b9e863c6251f72101511340451ca324 (patch)
tree16049a29768dd1bd9b453d0002e29615cb6b8cee
parent556666bce111b2a758010c2a2a6bab7f3770f4de (diff)
scsi: smartpqi: Use host-wide tag space
Correct SCSI midlayer sending more requests than exposed host queue depth causing firmware ASSERT and lockup issues by enabling host-wide tags. Note: This also results in better performance. Link: https://lore.kernel.org/r/161549369787.25025.8975999483518581619.stgit@brunhilda Suggested-by: Ming Lei <[email protected]> Suggested-by: John Garry <[email protected]> Reviewed-by: Scott Benesh <[email protected]> Reviewed-by: Scott Teel <[email protected]> Reviewed-by: Mike McGowen <[email protected]> Reviewed-by: Kevin Barnett <[email protected]> Signed-off-by: Don Brace <[email protected]> Signed-off-by: Martin K. Petersen <[email protected]>
-rw-r--r--drivers/scsi/smartpqi/smartpqi_init.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c
index c53f456fbd09..61e3a5afaf07 100644
--- a/drivers/scsi/smartpqi/smartpqi_init.c
+++ b/drivers/scsi/smartpqi/smartpqi_init.c
@@ -6599,6 +6599,7 @@ static int pqi_register_scsi(struct pqi_ctrl_info *ctrl_info)
shost->irq = pci_irq_vector(ctrl_info->pci_dev, 0);
shost->unique_id = shost->irq;
shost->nr_hw_queues = ctrl_info->num_queue_groups;
+ shost->host_tagset = 1;
shost->hostdata[0] = (unsigned long)ctrl_info;
rc = scsi_add_host(shost, &ctrl_info->pci_dev->dev);