From: Murthy Bhat <Murthy.Bhat@microchip.com>
Date: Wed, 14 Jul 2021 13:28:43 -0500
Subject: scsi: smartpqi: Add SCSI cmd info for resets
Patch-mainline: v5.15-rc1
Git-commit: f0e473e0f603bcd4fbbbd2913208aaad8191efec
References: jsc#SLE-19728
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
Link: https://lore.kernel.org/r/20210714182847.50360-6-don.brace@microchip.com
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>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Martin Wilck <mwilck@suse.com>
---
drivers/scsi/smartpqi/smartpqi_init.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
--- 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(s
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))