diff mbox series

[smartpqi,updates,V3,5/9] smartpqi: add SCSI cmd info for resets

Message ID 20210714182847.50360-6-don.brace@microchip.com
State Superseded
Headers show
Series smartpqi updates | expand

Commit Message

Don Brace July 14, 2021, 6:28 p.m. UTC 
From: Murthy Bhat <Murthy.Bhat@microchip.com>

Report on SCSI command that has triggered the reset.
 - Also add check for NULL SCSI commands resulting from
   issuing sg_reset when there is no outstanding commands.

   Example:
   sg_reset -d /dev/sgXY
   smartpqi 0000:39:00.0: resetting scsi 4:0:1:0 due to cmd 0x12

Reviewed-by: Kevin Barnett <kevin.barnett@microchip.com>
Reviewed-by: Mike McGowen <mike.mcgowen@microchip.com>
Reviewed-by: Scott Benesh <scott.benesh@microchip.com>
Reviewed-by: Scott Teel <scott.teel@microchip.com>
Signed-off-by: Murthy Bhat <Murthy.Bhat@microchip.com>
Signed-off-by: Don Brace <don.brace@microchip.com>
---
 drivers/scsi/smartpqi/smartpqi_init.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c
index 29382b290243..ffc7ca221e27 100644
--- a/drivers/scsi/smartpqi/smartpqi_init.c
+++ b/drivers/scsi/smartpqi/smartpqi_init.c
@@ -6033,8 +6033,10 @@  static int pqi_eh_device_reset_handler(struct scsi_cmnd *scmd)
 	mutex_lock(&ctrl_info->lun_reset_mutex);
 
 	dev_err(&ctrl_info->pci_dev->dev,
-		"resetting scsi %d:%d:%d:%d\n",
-		shost->host_no, device->bus, device->target, device->lun);
+		"resetting scsi %d:%d:%d:%d due to cmd 0x%02x\n",
+		shost->host_no,
+		device->bus, device->target, device->lun,
+		scmd->cmd_len > 0 ? scmd->cmnd[0] : 0xff);
 
 	pqi_check_ctrl_health(ctrl_info);
 	if (pqi_ctrl_offline(ctrl_info))