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[SCSI] scsi_dh_rdac: Retry for Quiescence in Progress in rdac device handler

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During device discovery read capacity fails with 0x068b02 and sets the
device size to 0. As a reason any I/O submitted to this path gets
killed at sd_prep_fn with BLKPREP_KILL. This patch is to retry for
0x068b02

Signed-off-by: Vijay Chauhan <vijay.chauhan@lsi.com>
Acked-by: Chandra Seetharaman <sekharan@us.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Chauhan, Vijay 2009-01-26 21:29:37 +05:30 committed by James Bottomley
parent b75424fcfe
commit ea41e41588
1 changed files with 5 additions and 0 deletions
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5
drivers/scsi/device_handler/scsi_dh_rdac.c
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@ -579,6 +579,11 @@ static int rdac_check_sense(struct scsi_device *sdev,
* Power On, Reset, or Bus Device Reset, just retry.
*/
return ADD_TO_MLQUEUE;
if (sense_hdr->asc == 0x8b && sense_hdr->ascq == 0x02)
/*
* Quiescence in progress , just retry.
*/
return ADD_TO_MLQUEUE;
break;
}
/* success just means we do not care what scsi-ml does */