Skip to content

Commit

Permalink
scsi: hpsa: update check for logical volume status
Browse files Browse the repository at this point in the history 
 - 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@microsemi.com>
Reviewed-by: Scott Teel <scott.teel@microsemi.com>
Signed-off-by: Don Brace <don.brace@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
  • Loading branch information
Don Brace authored and Martin K. Petersen committed Mar 15, 2017
1 parent 22487b6 commit 85b2900
Show file tree
Hide file tree
Showing 2 changed files with 18 additions and 19 deletions.
35 changes: 16 additions & 19 deletions drivers/scsi/hpsa.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -3714,7 +3714,7 @@ static int hpsa_get_volume_status(struct ctlr_info *h,
* # (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;
Expand All @@ -3735,7 +3735,7 @@ static int hpsa_volume_offline(struct ctlr_info *h,
DEFAULT_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))
Expand All @@ -3746,19 +3746,13 @@ 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:
Expand All @@ -3780,7 +3774,7 @@ static int hpsa_volume_offline(struct ctlr_info *h,
default:
break;
}
return 0;
return HPSA_LV_OK;
}

/*
Expand Down Expand Up @@ -3853,10 +3847,10 @@ 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;
}

Expand Down Expand Up @@ -3885,15 +3879,19 @@ static int hpsa_update_device_info(struct ctlr_info *h,
if ((this_device->devtype == TYPE_DISK ||
this_device->devtype == TYPE_ZBC) &&
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;
Expand Down Expand Up @@ -4379,8 +4377,7 @@ 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;
}

Expand Down
2 changes: 2 additions & 0 deletions drivers/scsi/hpsa_cmd.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -156,6 +156,7 @@
#define CFGTBL_BusType_Fibre2G 0x00000200l

/* VPD Inquiry types */
#define HPSA_INQUIRY_FAILED 0x02
#define HPSA_VPD_SUPPORTED_PAGES 0x00
#define HPSA_VPD_LV_DEVICE_ID 0x83
#define HPSA_VPD_LV_DEVICE_GEOMETRY 0xC1
Expand All @@ -166,6 +167,7 @@
/* 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
Expand Down

0 comments on commit 85b2900

Please sign in to comment.