Messages in this thread Patch in this message | | | From | "Nicholas A. Bellinger" <> | Subject | [PATCH-v2 02/17] target: Add DIF CHECK_CONDITION ASC/ASCQ exception cases | Date | Sun, 19 Jan 2014 02:44:25 +0000 |
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From: Nicholas Bellinger <nab@linux-iscsi.org>
This patch adds support for DIF related CHECK_CONDITION ASC/ASCQ exception cases into transport_send_check_condition_and_sense().
This includes:
LOGICAL BLOCK GUARD CHECK FAILED LOGICAL BLOCK APPLICATION TAG CHECK FAILED LOGICAL BLOCK REFERENCE TAG CHECK FAILED
that used by DIF TYPE1 and TYPE3 failure cases.
Cc: Martin K. Petersen <martin.petersen@oracle.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Hannes Reinecke <hare@suse.de> Cc: Sagi Grimberg <sagig@mellanox.com> Cc: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org> --- drivers/target/target_core_transport.c | 30 ++++++++++++++++++++++++++++++ include/target/target_core_base.h | 3 +++ 2 files changed, 33 insertions(+)
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 18c828d..fa4fc04 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -2674,6 +2674,36 @@ transport_send_check_condition_and_sense(struct se_cmd *cmd, buffer[SPC_ASC_KEY_OFFSET] = 0x1d; buffer[SPC_ASCQ_KEY_OFFSET] = 0x00; break; + case TCM_LOGICAL_BLOCK_GUARD_CHECK_FAILED: + /* CURRENT ERROR */ + buffer[0] = 0x70; + buffer[SPC_ADD_SENSE_LEN_OFFSET] = 10; + /* ILLEGAL REQUEST */ + buffer[SPC_SENSE_KEY_OFFSET] = ILLEGAL_REQUEST; + /* LOGICAL BLOCK GUARD CHECK FAILED */ + buffer[SPC_ASC_KEY_OFFSET] = 0x10; + buffer[SPC_ASCQ_KEY_OFFSET] = 0x01; + break; + case TCM_LOGICAL_BLOCK_APP_TAG_CHECK_FAILED: + /* CURRENT ERROR */ + buffer[0] = 0x70; + buffer[SPC_ADD_SENSE_LEN_OFFSET] = 10; + /* ILLEGAL REQUEST */ + buffer[SPC_SENSE_KEY_OFFSET] = ILLEGAL_REQUEST; + /* LOGICAL BLOCK APPLICATION TAG CHECK FAILED */ + buffer[SPC_ASC_KEY_OFFSET] = 0x10; + buffer[SPC_ASCQ_KEY_OFFSET] = 0x02; + break; + case TCM_LOGICAL_BLOCK_REF_TAG_CHECK_FAILED: + /* CURRENT ERROR */ + buffer[0] = 0x70; + buffer[SPC_ADD_SENSE_LEN_OFFSET] = 10; + /* ILLEGAL REQUEST */ + buffer[SPC_SENSE_KEY_OFFSET] = ILLEGAL_REQUEST; + /* LOGICAL BLOCK REFERENCE TAG CHECK FAILED */ + buffer[SPC_ASC_KEY_OFFSET] = 0x10; + buffer[SPC_ASCQ_KEY_OFFSET] = 0x03; + break; case TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE: default: /* CURRENT ERROR */ diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index d98048b..0336d70 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -205,6 +205,9 @@ enum tcm_sense_reason_table { TCM_OUT_OF_RESOURCES = R(0x12), TCM_PARAMETER_LIST_LENGTH_ERROR = R(0x13), TCM_MISCOMPARE_VERIFY = R(0x14), + TCM_LOGICAL_BLOCK_GUARD_CHECK_FAILED = R(0x15), + TCM_LOGICAL_BLOCK_APP_TAG_CHECK_FAILED = R(0x16), + TCM_LOGICAL_BLOCK_REF_TAG_CHECK_FAILED = R(0x17), #undef R }; -- 1.7.10.4
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