From: Kevin Barnett <kevin.barnett@microsemi.com>
Date: Thu, 14 Mar 2019 16:57:49 -0500
Subject: scsi: smartpqi: increase LUN reset timeout
Git-commit: 429fab70591e19fed7d490b6889470d71ea46236
Patch-mainline: v5.2-rc1
References: bsc#1133547
Reviewed-by: Scott Benesh <scott.benesh@microsemi.com>
Reviewed-by: David Carroll <david.carroll@microsemi.com>
Reviewed-by: Kevin Barnett <kevin.barnett@microsemi.com>
Signed-off-by: Kevin Barnett <kevin.barnett@microsemi.com>
Signed-off-by: Don Brace <don.brace@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Lee Duncan <lduncan@suse.com>
---
drivers/scsi/smartpqi/smartpqi_init.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c
index 75ec43aa8df3..b7a815450b78 100644
--- a/drivers/scsi/smartpqi/smartpqi_init.c
+++ b/drivers/scsi/smartpqi/smartpqi_init.c
@@ -5660,9 +5660,11 @@ static int pqi_lun_reset(struct pqi_ctrl_info *ctrl_info,
return rc;
}
+/* Performs a reset at the LUN level. */
+
#define PQI_LUN_RESET_RETRIES 3
#define PQI_LUN_RESET_RETRY_INTERVAL_MSECS 10000
-/* Performs a reset at the LUN level. */
+#define PQI_LUN_RESET_PENDING_IO_TIMEOUT_SECS 120
static int _pqi_device_reset(struct pqi_ctrl_info *ctrl_info,
struct pqi_scsi_dev *device)
@@ -5673,12 +5675,12 @@ static int _pqi_device_reset(struct pqi_ctrl_info *ctrl_info,
for (retries = 0;;) {
rc = pqi_lun_reset(ctrl_info, device);
- if (rc != -EAGAIN ||
- ++retries > PQI_LUN_RESET_RETRIES)
+ if (rc != -EAGAIN || ++retries > PQI_LUN_RESET_RETRIES)
break;
msleep(PQI_LUN_RESET_RETRY_INTERVAL_MSECS);
}
- timeout_secs = rc ? PQI_LUN_RESET_TIMEOUT_SECS : NO_TIMEOUT;
+
+ timeout_secs = rc ? PQI_LUN_RESET_PENDING_IO_TIMEOUT_SECS : NO_TIMEOUT;
rc |= pqi_device_wait_for_pending_io(ctrl_info, device, timeout_secs);
@@ -5707,6 +5709,7 @@ static int pqi_device_reset(struct pqi_ctrl_info *ctrl_info,
pqi_device_reset_done(device);
mutex_unlock(&ctrl_info->lun_reset_mutex);
+
return rc;
}
@@ -5737,6 +5740,7 @@ static int pqi_eh_device_reset_handler(struct scsi_cmnd *scmd)
pqi_wait_until_ofa_finished(ctrl_info);
rc = pqi_device_reset(ctrl_info, device);
+
out:
dev_err(&ctrl_info->pci_dev->dev,
"reset of scsi %d:%d:%d:%d: %s\n",