scsi: libsas: Delete SAS_SG_ERR

No LLDD sets exec status as SAS_SG_ERR, so remove support.

Link: https://lore.kernel.org/r/1645112566-115804-5-git-send-email-john.garry@huawei.com
Tested-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c
index e0030a0..71b42fe 100644 (file)
--- a/drivers/scsi/libsas/sas_ata.c
+++ b/drivers/scsi/libsas/sas_ata.c
@@ -52,8 +52,6 @@ static enum ata_completion_errors sas_to_ata_err(struct task_status_struct *ts)
        case SAS_DATA_OVERRUN:
        case SAS_QUEUE_FULL:
        case SAS_DEVICE_UNKNOWN:
-       case SAS_SG_ERR:
-               return AC_ERR_INVALID;
        case SAS_OPEN_TO:
        case SAS_OPEN_REJECT:
                pr_warn("%s: Saw error %d.  What to do?\n",

diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index 19cb954..387083a 100644 (file)
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -67,9 +67,6 @@ static void sas_end_task(struct scsi_cmnd *sc, struct sas_task *task)
                case SAS_DEVICE_UNKNOWN:
                        hs = DID_BAD_TARGET;
                        break;
-               case SAS_SG_ERR:
-                       hs = DID_PARITY;
-                       break;
                case SAS_OPEN_REJECT:
                        if (ts->open_rej_reason == SAS_OREJ_RSVD_RETRY)
                                hs = DID_SOFT_ERROR; /* retry */

diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index 8026c1b..cd2b2b6 100644 (file)
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -492,7 +492,6 @@ enum exec_status {
        SAS_INTERRUPTED,
        SAS_QUEUE_FULL,
        SAS_DEVICE_UNKNOWN,
-       SAS_SG_ERR,
        SAS_OPEN_REJECT,
        SAS_OPEN_TO,
        SAS_PROTO_RESPONSE,