[PATCH v2 3/8] scsi: Clear state bit SCMD_NORETRIES_ABORT of scsi_cmd before start request

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Clearing the SCMD_NORETRIES_ABORT bit in state flag before
blk_mq_start_request.

Added a code in scsi_result_to_blk_status to translate
a new error DID_TRANSPORT_MARGINAL to the corresponding blk_status_t
i.e BLK_STS_TRANSPORT

Signed-off-by: Muneendra <muneendra.kumar@xxxxxxxxxxxx>

---
v2:
Made changes in scsi_result_to_blk_status to support DID_TRANSPORT_MARGINAL
---
 drivers/scsi/scsi_lib.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index f0ee11dc07e4..da95ae8b572f 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -643,6 +643,7 @@ static blk_status_t scsi_result_to_blk_status(struct scsi_cmnd *cmd, int result)
 			return BLK_STS_OK;
 		return BLK_STS_IOERR;
 	case DID_TRANSPORT_FAILFAST:
+	case DID_TRANSPORT_MARGINAL:
 		return BLK_STS_TRANSPORT;
 	case DID_TARGET_FAILURE:
 		set_host_byte(cmd, DID_OK);
@@ -1689,6 +1690,7 @@ static blk_status_t scsi_queue_rq(struct blk_mq_hw_ctx *hctx,
 		req->rq_flags |= RQF_DONTPREP;
 	} else {
 		clear_bit(SCMD_STATE_COMPLETE, &cmd->state);
+		clear_bit(SCMD_NORETRIES_ABORT, &cmd->state);
 		blk_mq_start_request(req);
 	}
 
-- 
2.26.2

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