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scsi: qla2xxx: target: Improve debug output for term exchange

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Print better debug info when terminating a command, and print the
response status from the hardware.

Signed-off-by: Tony Battersby <tonyb@cybernetics.com>
Link: https://patch.msgid.link/22f8a0b6-0e24-474d-9f28-9d65c9b7af03@cybernetics.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Tony Battersby
2025-11-10 10:54:07 -05:00
committed by Martin K. Petersen
parent 9da4e1dcea
commit c34e373f53
2 changed files with 38 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/scsi/qla2xxx/qla_dbg.c
View File

@@ -54,7 +54,7 @@
* | Misc | 0xd303 | 0xd031-0xd0ff |
* | | | 0xd101-0xd1fe |
* | | | 0xd214-0xd2fe |
* | Target Mode | 0xe081 | |
* | Target Mode | 0xe084 | |
* | Target Mode Management | 0xf09b | 0xf002 |
* | | | 0xf046-0xf049 |
* | Target Mode Task Management | 0x1000d | |

44
drivers/scsi/qla2xxx/qla_target.c
View File

@@ -1909,6 +1909,10 @@ static void qlt_24xx_retry_term_exchange(struct scsi_qla_host *vha,
* ABTS response. So, in it ID fields are reversed.
*/
ql_dbg(ql_dbg_tgt_mgt, vha, 0xe082,
"qla_target(%d): tag %u: Sending TERM EXCH CTIO for ABTS\n",
vha->vp_idx, le32_to_cpu(entry->exchange_addr_to_abort));
ctio->entry_type = CTIO_TYPE7;
ctio->entry_count = 1;
ctio->nport_handle = entry->nport_handle;
@@ -3620,16 +3624,24 @@ static int __qlt_send_term_exchange(struct qla_qpair *qpair,
{
struct scsi_qla_host *vha = qpair->vha;
struct ctio7_to_24xx *ctio24;
struct qla_hw_data *ha = vha->hw;
request_t *pkt;
int ret = 0;
uint16_t temp;
ql_dbg(ql_dbg_tgt, vha, 0xe009, "Sending TERM EXCH CTIO (ha=%p)\n", ha);
if (cmd)
vha = cmd->vha;
if (cmd) {
ql_dbg(ql_dbg_tgt_mgt, vha, 0xe009,
"qla_target(%d): tag %lld: Sending TERM EXCH CTIO state %d cmd_sent_to_fw %u\n",
vha->vp_idx, cmd->se_cmd.tag, cmd->state,
cmd->cmd_sent_to_fw);
} else {
ql_dbg(ql_dbg_tgt_mgt, vha, 0xe009,
"qla_target(%d): tag %u: Sending TERM EXCH CTIO (no cmd)\n",
vha->vp_idx, le32_to_cpu(atio->u.isp24.exchange_addr));
}
pkt = (request_t *)qla2x00_alloc_iocbs_ready(qpair, NULL);
if (pkt == NULL) {
ql_dbg(ql_dbg_tgt, vha, 0xe050,
@@ -3920,6 +3932,7 @@ static void qlt_do_ctio_completion(struct scsi_qla_host *vha,
struct se_cmd *se_cmd;
struct qla_tgt_cmd *cmd;
struct qla_qpair *qpair = rsp->qpair;
uint16_t ctio_flags;
if (handle & CTIO_INTERMEDIATE_HANDLE_MARK) {
/* That could happen only in case of an error/reset/abort */
@@ -3931,11 +3944,28 @@ static void qlt_do_ctio_completion(struct scsi_qla_host *vha,
return;
}
cmd = qlt_ctio_to_cmd(vha, rsp, handle, ctio);
if (cmd == NULL)
return;
ctio_flags = le16_to_cpu(ctio->flags);
if ((le16_to_cpu(ctio->flags) & CTIO7_FLAGS_DATA_OUT) && cmd->sess)
cmd = qlt_ctio_to_cmd(vha, rsp, handle, ctio);
if (unlikely(cmd == NULL)) {
if ((handle & ~QLA_TGT_HANDLE_MASK) == QLA_TGT_SKIP_HANDLE &&
(ctio_flags & 0xe1ff) == (CTIO7_FLAGS_STATUS_MODE_1 |
CTIO7_FLAGS_TERMINATE)) {
u32 tag = le32_to_cpu(ctio->exchange_address);
if (status == CTIO_SUCCESS)
ql_dbg(ql_dbg_tgt_mgt, vha, 0xe083,
"qla_target(%d): tag %u: term exchange successful\n",
vha->vp_idx, tag);
else
ql_dbg(ql_dbg_tgt_mgt, vha, 0xe084,
"qla_target(%d): tag %u: term exchange failed; status = 0x%x\n",
vha->vp_idx, tag, status);
}
return;
}
if ((ctio_flags & CTIO7_FLAGS_DATA_OUT) && cmd->sess)
qlt_chk_edif_rx_sa_delete_pending(vha, cmd->sess, ctio);
se_cmd = &cmd->se_cmd;