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authorMike Christie <michael.christie@oracle.com>2022-08-11 20:00:27 -0500
committerMartin K. Petersen <martin.petersen@oracle.com>2022-09-06 22:05:59 -0400
commit68a3a9102a6891635fa7595ce78808e57b66fc6f (patch)
tree2165d1bee6d057be80ba9e15510d3d33b593b286 /include/scsi
parent7dfaae6ac1b0267d5a064970ba794a916c33b823 (diff)
scsi: core: Remove useless host error codes
The host codes that were supposed to only be used for internal use are now not used, so remove them. Link: https://lore.kernel.org/r/20220812010027.8251-11-michael.christie@oracle.com Reviewed-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Mike Christie <michael.christie@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/scsi_status.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/include/scsi/scsi_status.h b/include/scsi/scsi_status.h
index 31d30cee1869..9cb85262de64 100644
--- a/include/scsi/scsi_status.h
+++ b/include/scsi/scsi_status.h
@@ -62,12 +62,12 @@ enum scsi_host_status {
* recover the link. Transport class will
* retry or fail IO */
DID_TRANSPORT_FAILFAST = 0x0f, /* Transport class fastfailed the io */
- DID_TARGET_FAILURE = 0x10, /* Permanent target failure, do not retry on
- * other paths */
- DID_NEXUS_FAILURE = 0x11, /* Permanent nexus failure, retry on other
- * paths might yield different results */
- DID_ALLOC_FAILURE = 0x12, /* Space allocation on the device failed */
- DID_MEDIUM_ERROR = 0x13, /* Medium error */
+ /*
+ * We used to have DID_TARGET_FAILURE, DID_NEXUS_FAILURE,
+ * DID_ALLOC_FAILURE and DID_MEDIUM_ERROR at 0x10 - 0x13. For compat
+ * with userspace apps that parse the host byte for SG IO, we leave
+ * that block of codes unused and start at 0x14 below.
+ */
DID_TRANSPORT_MARGINAL = 0x14, /* Transport marginal errors */
};