When we receive a sense code of
NOT READY, LOGICAL UNIT NOT SUPPORTED
the device has been disconnected and any retry on other paths
would be pointless. So return TARGET_ERROR here.
Signed-off-by: Hannes Reinecke <hare@xxxxxxx>
Cc: James Bottomley <jbottomley@xxxxxxxxxxxxx>
---
drivers/scsi/scsi_error.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index de2337f..0fe639e 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -296,6 +296,10 @@ static int scsi_check_sense(struct scsi_cmnd *scmd)
return NEEDS_RETRY;
case NOT_READY:
+ if ((sshdr.asc == 0x25) && (sshdr.ascq == 0)) {
+ /* Logical unit not supported */
+ return TARGET_ERROR;
+ }
case UNIT_ATTENTION:
/*
* if we are expecting a cc/ua because of a bus reset that we
--
1.7.4.2
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