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authorNicholas Bellinger <nab@linux-iscsi.org>2014-01-07 23:39:33 +0000
committerNicholas Bellinger <nab@linux-iscsi.org>2014-01-18 09:53:11 +0000
commitfcc4f17b9ce931c93ce08f8cf27d6bd010f0b1ef (patch)
tree7c6f4592517c40b1bbce5f48af07dca864891a4d /drivers/target
parentce65e5b97b19446ff91e9ee0bbcd9f8b8e87ae5a (diff)
downloadlinux-fcc4f17b9ce931c93ce08f8cf27d6bd010f0b1ef.tar.bz2
target: Add DIF CHECK_CONDITION ASC/ASCQ exception cases
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>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/target_core_transport.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 18c828dc3b9e..fa4fc0429452 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 */