diff mbox series

[V3,13/25] smartpqi: disable write_same for nvme hba disks

Message ID 160763253599.26927.2206478699294629813.stgit@brunhilda
State New
Headers show
Series smartpqi updates | expand

Commit Message

Don Brace Dec. 10, 2020, 8:35 p.m. UTC 
From: Kevin Barnett <kevin.barnett@microchip.com>

* Controller do not support SCSI WRITE SAME
  for NVMe drives in HBA mode

Reviewed-by: Scott Benesh <scott.benesh@microchip.com>
Reviewed-by: Scott Teel <scott.teel@microchip.com>
Signed-off-by: Kevin Barnett <kevin.barnett@microchip.com>
Signed-off-by: Don Brace <don.brace@microchip.com>
---
 drivers/scsi/smartpqi/smartpqi_init.c |    7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

Comments

Martin Wilck Jan. 8, 2021, 12:13 a.m. UTC | #1 
On Thu, 2020-12-10 at 14:35 -0600, Don Brace wrote:
> From: Kevin Barnett <kevin.barnett@microchip.com>

> 

> * Controller do not support SCSI WRITE SAME

>   for NVMe drives in HBA mode

> 

> Reviewed-by: Scott Benesh <scott.benesh@microchip.com>

> Reviewed-by: Scott Teel <scott.teel@microchip.com>

> Signed-off-by: Kevin Barnett <kevin.barnett@microchip.com>

> Signed-off-by: Don Brace <don.brace@microchip.com>


Reviewed-by: Martin Wilck <mwilck@suse.com>
diff mbox series

Patch

diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c
index 19b8dc9ea6ad..1eb677bc6c69 100644
--- a/drivers/scsi/smartpqi/smartpqi_init.c
+++ b/drivers/scsi/smartpqi/smartpqi_init.c
@@ -6280,10 +6280,13 @@  static int pqi_slave_alloc(struct scsi_device *sdev)
 			scsi_change_queue_depth(sdev,
 				device->advertised_queue_depth);
 		}
-		if (pqi_is_logical_device(device))
+		if (pqi_is_logical_device(device)) {
 			pqi_disable_write_same(sdev);
-		else
+		} else {
 			sdev->allow_restart = 1;
+			if (device->device_type == SA_DEVICE_TYPE_NVME)
+				pqi_disable_write_same(sdev);
+		}
 	}
 
 	spin_unlock_irqrestore(&ctrl_info->scsi_device_list_lock, flags);