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Message-ID: <20171207155005.5852-24-alexander.levin@verizon.com>
Date: Thu, 7 Dec 2017 15:50:17 +0000
From: alexander.levin@...izon.com
To: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"stable@...r.kernel.org" <stable@...r.kernel.org>
Cc: Don Brace <don.brace@...rosemi.com>,
"Martin K . Petersen" <martin.petersen@...cle.com>,
alexander.levin@...izon.com
Subject: [PATCH AUTOSEL for 4.4 024/101] scsi: hpsa: update check for logical
volume status
From: Don Brace <don.brace@...rosemi.com>
[ Upstream commit 85b29008d8af6d94a0723aaa8d93cfb6e041158b ]
- Add in a new case for volume offline. Resolves internal testing bug
for multilun array management.
- Return correct status for failed TURs.
Reviewed-by: Scott Benesh <scott.benesh@...rosemi.com>
Reviewed-by: Scott Teel <scott.teel@...rosemi.com>
Signed-off-by: Don Brace <don.brace@...rosemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@...cle.com>
Signed-off-by: Sasha Levin <alexander.levin@...izon.com>
---
drivers/scsi/hpsa.c | 35 ++++++++++++++++-------------------
drivers/scsi/hpsa_cmd.h | 2 ++
2 files changed, 18 insertions(+), 19 deletions(-)
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index e9ce74afd13f..09f0de8fb2d9 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -3466,7 +3466,7 @@ exit_failed:
* # (integer code indicating one of several NOT READY states
* describing why a volume is to be kept offline)
*/
-static int hpsa_volume_offline(struct ctlr_info *h,
+static unsigned char hpsa_volume_offline(struct ctlr_info *h,
unsigned char scsi3addr[])
{
struct CommandList *c;
@@ -3486,7 +3486,7 @@ static int hpsa_volume_offline(struct ctlr_info *h,
rc = hpsa_scsi_do_simple_cmd(h, c, DEFAULT_REPLY_QUEUE, NO_TIMEOUT);
if (rc) {
cmd_free(h, c);
- return 0;
+ return HPSA_VPD_LV_STATUS_UNSUPPORTED;
}
sense = c->err_info->SenseInfo;
if (c->err_info->SenseLen > sizeof(c->err_info->SenseInfo))
@@ -3497,19 +3497,13 @@ static int hpsa_volume_offline(struct ctlr_info *h,
cmd_status = c->err_info->CommandStatus;
scsi_status = c->err_info->ScsiStatus;
cmd_free(h, c);
- /* Is the volume 'not ready'? */
- if (cmd_status != CMD_TARGET_STATUS ||
- scsi_status != SAM_STAT_CHECK_CONDITION ||
- sense_key != NOT_READY ||
- asc != ASC_LUN_NOT_READY) {
- return 0;
- }
/* Determine the reason for not ready state */
ldstat = hpsa_get_volume_status(h, scsi3addr);
/* Keep volume offline in certain cases: */
switch (ldstat) {
+ case HPSA_LV_FAILED:
case HPSA_LV_UNDERGOING_ERASE:
case HPSA_LV_NOT_AVAILABLE:
case HPSA_LV_UNDERGOING_RPI:
@@ -3531,7 +3525,7 @@ static int hpsa_volume_offline(struct ctlr_info *h,
default:
break;
}
- return 0;
+ return HPSA_LV_OK;
}
/*
@@ -3615,10 +3609,10 @@ static int hpsa_update_device_info(struct ctlr_info *h,
/* Do an inquiry to the device to see what it is. */
if (hpsa_scsi_do_inquiry(h, scsi3addr, 0, inq_buff,
(unsigned char) OBDR_TAPE_INQ_SIZE) != 0) {
- /* Inquiry failed (msg printed already) */
dev_err(&h->pdev->dev,
- "hpsa_update_device_info: inquiry failed\n");
- rc = -EIO;
+ "%s: inquiry failed, device will be skipped.\n",
+ __func__);
+ rc = HPSA_INQUIRY_FAILED;
goto bail_out;
}
@@ -3638,15 +3632,19 @@ static int hpsa_update_device_info(struct ctlr_info *h,
if (this_device->devtype == TYPE_DISK &&
is_logical_dev_addr_mode(scsi3addr)) {
- int volume_offline;
+ unsigned char volume_offline;
hpsa_get_raid_level(h, scsi3addr, &this_device->raid_level);
if (h->fw_support & MISC_FW_RAID_OFFLOAD_BASIC)
hpsa_get_ioaccel_status(h, scsi3addr, this_device);
volume_offline = hpsa_volume_offline(h, scsi3addr);
- if (volume_offline < 0 || volume_offline > 0xff)
- volume_offline = HPSA_VPD_LV_STATUS_UNSUPPORTED;
- this_device->volume_offline = volume_offline & 0xff;
+ if (volume_offline == HPSA_LV_FAILED) {
+ rc = HPSA_LV_FAILED;
+ dev_err(&h->pdev->dev,
+ "%s: LV failed, device will be skipped.\n",
+ __func__);
+ goto bail_out;
+ }
} else {
this_device->raid_level = RAID_UNKNOWN;
this_device->offload_config = 0;
@@ -4115,8 +4113,7 @@ static void hpsa_update_scsi_devices(struct ctlr_info *h)
goto out;
}
if (rc) {
- dev_warn(&h->pdev->dev,
- "Inquiry failed, skipping device.\n");
+ h->drv_req_rescan = 1;
continue;
}
diff --git a/drivers/scsi/hpsa_cmd.h b/drivers/scsi/hpsa_cmd.h
index d92ef0d352b5..26488e2a7f02 100644
--- a/drivers/scsi/hpsa_cmd.h
+++ b/drivers/scsi/hpsa_cmd.h
@@ -155,6 +155,7 @@
#define CFGTBL_BusType_Fibre2G 0x00000200l
/* VPD Inquiry types */
+#define HPSA_INQUIRY_FAILED 0x02
#define HPSA_VPD_SUPPORTED_PAGES 0x00
#define HPSA_VPD_LV_DEVICE_GEOMETRY 0xC1
#define HPSA_VPD_LV_IOACCEL_STATUS 0xC2
@@ -164,6 +165,7 @@
/* Logical volume states */
#define HPSA_VPD_LV_STATUS_UNSUPPORTED 0xff
#define HPSA_LV_OK 0x0
+#define HPSA_LV_FAILED 0x01
#define HPSA_LV_NOT_AVAILABLE 0x0b
#define HPSA_LV_UNDERGOING_ERASE 0x0F
#define HPSA_LV_UNDERGOING_RPI 0x12
--
2.11.0
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