This patch adds retry for NOT_READY check conditions(02/A1/02, 02/04/01, 02/04/04,
02/04/07) in rdac_check_sense.
Signed-off-by: Vijay Chauhan<vijay.chauhan@xxxxxxx>
---
--- linux-2.6.29-rc7/drivers/scsi/device_handler/scsi_dh_rdac.c.orig 2009-03-10 17:42:27.000000000 +0530
+++ linux-2.6.29-rc7/drivers/scsi/device_handler/scsi_dh_rdac.c 2009-03-10 18:05:35.000000000 +0530
@@ -562,6 +562,30 @@ static int rdac_check_sense(struct scsi_
* Just retry and wait.
*/
return ADD_TO_MLQUEUE;
+ if (sense_hdr->asc == 0xA1 && sense_hdr->ascq == 0x02)
+ /* LUN Not Ready - Quiescense in progress
+ * or has been achieved
+ * Just retry.
+ */
+ return ADD_TO_MLQUEUE;
+ if (sense_hdr->asc == 0x04 && sense_hdr->ascq == 0x01)
+ /* LUN Not Ready - Logical Unit Not Ready and is in
+ * the process of becoming ready
+ * Just retry.
+ */
+ return ADD_TO_MLQUEUE;
+ if (sense_hdr->asc == 0x04 && sense_hdr->ascq == 0x04)
+ /* LUN Not Ready - Format In Progress
+ *
+ * Just retry.
+ */
+ return ADD_TO_MLQUEUE;
+ if (sense_hdr->asc == 0x04 && sense_hdr->ascq == 0x07)
+ /* LUN Not Ready - Storage controller cannot respond
+ * immediately to a PRIN or PROUT command.
+ * Just retry.
+ */
+ return ADD_TO_MLQUEUE;
break;
case ILLEGAL_REQUEST:
if (sense_hdr->asc == 0x94 && sense_hdr->ascq == 0x01) {
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