diff mbox series

[V5,01/31] smartpqi: use host wide tagspace

Message ID 161549369787.25025.8975999483518581619.stgit@brunhilda (mailing list archive)
State Changes Requested
Headers show
Series smartpqi updates | expand

Commit Message

Don Brace March 11, 2021, 8:14 p.m. UTC 
Correct scsi-mid-layer sending more requests than
exposed host Q depth causing firmware ASSERT and lockup
issue by enabling host wide tags.

Note: this also results in better performance.

Suggested-by: Ming Lei <ming.lei@redhat.com>
Suggested-by: John Garry <john.garry@huawei.com>
Reviewed-by: Scott Benesh <scott.benesh@microchip.com>
Reviewed-by: Scott Teel <scott.teel@microchip.com>
Reviewed-by: Mike McGowen <mike.mcgowen@microchip.com>
Reviewed-by: Kevin Barnett <kevin.barnett@microchip.com>
Signed-off-by: Don Brace <don.brace@microchip.com>
---
 drivers/scsi/smartpqi/smartpqi_init.c |    1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

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);