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target: add XCOPY target/segment desc sense codes 

As defined in http://www.t10.org/lists/asc-num.htm. To be used during
validation of XCOPY target and segment descriptor lists.

Signed-off-by: David Disseldorp <ddiss@suse.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
This commit is contained in:
David Disseldorp 2016-12-23 11:37:53 +01:00 committed by Bart Van Assche
parent 7ce7d89f48
commit e864212078
2 changed files with 28 additions and 0 deletions
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24
drivers/target/target_core_transport.c
View File

@ -1693,6 +1693,10 @@ void transport_generic_request_failure(struct se_cmd *cmd,
case TCM_LOGICAL_BLOCK_APP_TAG_CHECK_FAILED:
case TCM_LOGICAL_BLOCK_REF_TAG_CHECK_FAILED:
case TCM_COPY_TARGET_DEVICE_NOT_REACHABLE:
case TCM_TOO_MANY_TARGET_DESCS:
case TCM_UNSUPPORTED_TARGET_DESC_TYPE_CODE:
case TCM_TOO_MANY_SEGMENT_DESCS:
case TCM_UNSUPPORTED_SEGMENT_DESC_TYPE_CODE:
break;
case TCM_OUT_OF_RESOURCES:
sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
@ -2808,6 +2812,26 @@ static const struct sense_info sense_info_table[] = {
.key = ILLEGAL_REQUEST,
.asc = 0x26, /* INVALID FIELD IN PARAMETER LIST */
},
[TCM_TOO_MANY_TARGET_DESCS] = {
.key = ILLEGAL_REQUEST,
.asc = 0x26,
.ascq = 0x06, /* TOO MANY TARGET DESCRIPTORS */
},
[TCM_UNSUPPORTED_TARGET_DESC_TYPE_CODE] = {
.key = ILLEGAL_REQUEST,
.asc = 0x26,
.ascq = 0x07, /* UNSUPPORTED TARGET DESCRIPTOR TYPE CODE */
},
[TCM_TOO_MANY_SEGMENT_DESCS] = {
.key = ILLEGAL_REQUEST,
.asc = 0x26,
.ascq = 0x08, /* TOO MANY SEGMENT DESCRIPTORS */
},
[TCM_UNSUPPORTED_SEGMENT_DESC_TYPE_CODE] = {
.key = ILLEGAL_REQUEST,
.asc = 0x26,
.ascq = 0x09, /* UNSUPPORTED SEGMENT DESCRIPTOR TYPE CODE */
},
[TCM_PARAMETER_LIST_LENGTH_ERROR] = {
.key = ILLEGAL_REQUEST,
.asc = 0x1a, /* PARAMETER LIST LENGTH ERROR */

4
include/target/target_core_base.h
View File

@ -174,6 +174,10 @@ enum tcm_sense_reason_table {
TCM_LOGICAL_BLOCK_APP_TAG_CHECK_FAILED = R(0x16),
TCM_LOGICAL_BLOCK_REF_TAG_CHECK_FAILED = R(0x17),
TCM_COPY_TARGET_DEVICE_NOT_REACHABLE = R(0x18),
TCM_TOO_MANY_TARGET_DESCS = R(0x19),
TCM_UNSUPPORTED_TARGET_DESC_TYPE_CODE = R(0x1a),
TCM_TOO_MANY_SEGMENT_DESCS = R(0x1b),
TCM_UNSUPPORTED_SEGMENT_DESC_TYPE_CODE = R(0x1c),
#undef R
};