return 0;
}
+int iser_initialize_task_headers(struct iscsi_task *task,
+ struct iser_tx_desc *tx_desc)
+{
+ struct iscsi_iser_conn *iser_conn = task->conn->dd_data;
+ struct iser_device *device = iser_conn->ib_conn->device;
+ struct iscsi_iser_task *iser_task = task->dd_data;
+ u64 dma_addr;
+
+ dma_addr = ib_dma_map_single(device->ib_device, (void *)tx_desc,
+ ISER_HEADERS_LEN, DMA_TO_DEVICE);
+ if (ib_dma_mapping_error(device->ib_device, dma_addr))
+ return -ENOMEM;
+
+ tx_desc->dma_addr = dma_addr;
+ tx_desc->tx_sg[0].addr = tx_desc->dma_addr;
+ tx_desc->tx_sg[0].length = ISER_HEADERS_LEN;
+ tx_desc->tx_sg[0].lkey = device->mr->lkey;
+
+ iser_task->headers_initialized = 1;
+ iser_task->iser_conn = iser_conn;
+ return 0;
+}
/**
* iscsi_iser_task_init - Initialize task
* @task: iscsi task
static int
iscsi_iser_task_init(struct iscsi_task *task)
{
- struct iscsi_iser_conn *iser_conn = task->conn->dd_data;
struct iscsi_iser_task *iser_task = task->dd_data;
+ if (!iser_task->headers_initialized)
+ if (iser_initialize_task_headers(task, &iser_task->desc))
+ return -ENOMEM;
+
/* mgmt task */
- if (!task->sc) {
- iser_task->desc.data = task->data;
+ if (!task->sc)
return 0;
- }
iser_task->command_sent = 0;
- iser_task->iser_conn = iser_conn;
iser_task_rdma_init(iser_task);
return 0;
}
{
int error = 0;
- iser_dbg("task deq [cid %d itt 0x%x]\n", conn->id, task->itt);
+ iser_dbg("mtask xmit [cid %d itt 0x%x]\n", conn->id, task->itt);
error = iser_send_control(conn, task);
* - if yes, the task is recycled at iscsi_complete_pdu
* - if no, the task is recycled at iser_snd_completion
*/
- if (error && error != -ENOBUFS)
- iscsi_conn_failure(conn, ISCSI_ERR_CONN_FAILED);
-
return error;
}
task->imm_count, task->unsol_r2t.data_length);
}
- iser_dbg("task deq [cid %d itt 0x%x]\n",
+ iser_dbg("ctask xmit [cid %d itt 0x%x]\n",
conn->id, task->itt);
/* Send the cmd PDU */
error = iscsi_iser_task_xmit_unsol_data(conn, task);
iscsi_iser_task_xmit_exit:
- if (error && error != -ENOBUFS)
- iscsi_conn_failure(conn, ISCSI_ERR_CONN_FAILED);
return error;
}
* due to issues with the login code re iser sematics
* this not set in iscsi_conn_setup - FIXME
*/
- conn->max_recv_dlength = 128;
+ conn->max_recv_dlength = ISER_RECV_DATA_SEG_LEN;
iser_conn = conn->dd_data;
conn->dd_data = iser_conn;
struct Scsi_Host *shost;
struct iser_conn *ib_conn;
- shost = iscsi_host_alloc(&iscsi_iser_sht, 0, 1);
+ shost = iscsi_host_alloc(&iscsi_iser_sht, 0, 0);
if (!shost)
return NULL;
shost->transportt = iscsi_iser_scsi_transport;
.cmd_per_lun = ISER_DEF_CMD_PER_LUN,
.eh_abort_handler = iscsi_eh_abort,
.eh_device_reset_handler= iscsi_eh_device_reset,
- .eh_target_reset_handler= iscsi_eh_target_reset,
+ .eh_target_reset_handler = iscsi_eh_recover_target,
.target_alloc = iscsi_target_alloc,
.use_clustering = DISABLE_CLUSTERING,
.proc_name = "iscsi_iser",
memset(&ig, 0, sizeof(struct iser_global));
ig.desc_cache = kmem_cache_create("iser_descriptors",
- sizeof (struct iser_desc),
+ sizeof(struct iser_tx_desc),
0, SLAB_HWCACHE_ALIGN,
NULL);
if (ig.desc_cache == NULL)
struct lpfc_nodelist *ndlp = cmdiocb->context1;
struct lpfc_dmabuf *pcmd = cmdiocb->context2, *prsp;
struct serv_parm *sp;
+ uint16_t fcf_index;
int rc;
/* Check to see if link went down during discovery */
vport->port_state);
if (irsp->ulpStatus) {
+ /*
+ * In case of FIP mode, perform round robin FCF failover
+ * due to new FCF discovery
+ */
+ if ((phba->hba_flag & HBA_FIP_SUPPORT) &&
+ (phba->fcf.fcf_flag & FCF_DISCOVERY)) {
+ lpfc_printf_log(phba, KERN_WARNING, LOG_FIP | LOG_ELS,
+ "2611 FLOGI failed on registered "
+ "FCF record fcf_index:%d, trying "
+ "to perform round robin failover\n",
+ phba->fcf.current_rec.fcf_indx);
+ fcf_index = lpfc_sli4_fcf_rr_next_index_get(phba);
+ if (fcf_index == LPFC_FCOE_FCF_NEXT_NONE) {
+ /*
+ * Exhausted the eligible FCF record list,
+ * fail through to retry FLOGI on current
+ * FCF record.
+ */
+ lpfc_printf_log(phba, KERN_WARNING,
+ LOG_FIP | LOG_ELS,
+ "2760 FLOGI exhausted FCF "
+ "round robin failover list, "
+ "retry FLOGI on the current "
+ "registered FCF index:%d\n",
+ phba->fcf.current_rec.fcf_indx);
+ spin_lock_irq(&phba->hbalock);
+ phba->fcf.fcf_flag &= ~FCF_DISCOVERY;
+ spin_unlock_irq(&phba->hbalock);
+ } else {
+ rc = lpfc_sli4_fcf_rr_read_fcf_rec(phba,
+ fcf_index);
+ if (rc) {
+ lpfc_printf_log(phba, KERN_WARNING,
+ LOG_FIP | LOG_ELS,
+ "2761 FLOGI round "
+ "robin FCF failover "
+ "read FCF failed "
+ "rc:x%x, fcf_index:"
+ "%d\n", rc,
+ phba->fcf.current_rec.fcf_indx);
+ spin_lock_irq(&phba->hbalock);
+ phba->fcf.fcf_flag &= ~FCF_DISCOVERY;
+ spin_unlock_irq(&phba->hbalock);
+ } else
+ goto out;
+ }
+ }
+
/* Check for retry */
if (lpfc_els_retry(phba, cmdiocb, rspiocb))
goto out;
}
/* FLOGI failure */
- lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
- "0100 FLOGI failure Data: x%x x%x "
- "x%x\n",
+ lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+ "0100 FLOGI failure Status:x%x/x%x TMO:x%x\n",
irsp->ulpStatus, irsp->un.ulpWord[4],
irsp->ulpTimeout);
goto flogifail;
else
rc = lpfc_cmpl_els_flogi_nport(vport, ndlp, sp);
- if (!rc)
+ if (!rc) {
+ /* Mark the FCF discovery process done */
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_FIP | LOG_ELS,
+ "2769 FLOGI successful on FCF record: "
+ "current_fcf_index:x%x, terminate FCF "
+ "round robin failover process\n",
+ phba->fcf.current_rec.fcf_indx);
+ spin_lock_irq(&phba->hbalock);
+ phba->fcf.fcf_flag &= ~FCF_DISCOVERY;
+ spin_unlock_irq(&phba->hbalock);
goto out;
+ }
}
flogifail:
* function returns, it does not guarantee all the IOCBs are actually aborted.
*
* Return code
- * 0 - Sucessfully issued abort iocb on all outstanding flogis (Always 0)
+ * 0 - Successfully issued abort iocb on all outstanding flogis (Always 0)
**/
int
lpfc_els_abort_flogi(struct lpfc_hba *phba)
goto out;
}
/* PLOGI failed */
+ lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+ "2753 PLOGI failure DID:%06X Status:x%x/x%x\n",
+ ndlp->nlp_DID, irsp->ulpStatus,
+ irsp->un.ulpWord[4]);
/* Do not call DSM for lpfc_els_abort'ed ELS cmds */
if (lpfc_error_lost_link(irsp))
rc = NLP_STE_FREED_NODE;
goto out;
}
/* PRLI failed */
+ lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+ "2754 PRLI failure DID:%06X Status:x%x/x%x\n",
+ ndlp->nlp_DID, irsp->ulpStatus,
+ irsp->un.ulpWord[4]);
/* Do not call DSM for lpfc_els_abort'ed ELS cmds */
if (lpfc_error_lost_link(irsp))
goto out;
goto out;
}
/* ADISC failed */
+ lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+ "2755 ADISC failure DID:%06X Status:x%x/x%x\n",
+ ndlp->nlp_DID, irsp->ulpStatus,
+ irsp->un.ulpWord[4]);
/* Do not call DSM for lpfc_els_abort'ed ELS cmds */
if (!lpfc_error_lost_link(irsp))
lpfc_disc_state_machine(vport, ndlp, cmdiocb,
/* ELS command is being retried */
goto out;
/* LOGO failed */
+ lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+ "2756 LOGO failure DID:%06X Status:x%x/x%x\n",
+ ndlp->nlp_DID, irsp->ulpStatus,
+ irsp->un.ulpWord[4]);
/* Do not call DSM for lpfc_els_abort'ed ELS cmds */
if (lpfc_error_lost_link(irsp))
goto out;
if (ndlp && NLP_CHK_NODE_ACT(ndlp) &&
(*((uint32_t *) (pcmd)) == ELS_CMD_LS_RJT)) {
/* A LS_RJT associated with Default RPI cleanup has its own
- * seperate code path.
+ * separate code path.
*/
if (!(ndlp->nlp_flag & NLP_RM_DFLT_RPI))
ls_rjt = 1;
if (phba->sli_rev < LPFC_SLI_REV4)
lpfc_issue_fabric_reglogin(vport);
else {
- lpfc_start_fdiscs(phba);
+ /*
+ * If the physical port is instantiated using
+ * FDISC, do not start vport discovery.
+ */
+ if (vport->port_state != LPFC_FDISC)
+ lpfc_start_fdiscs(phba);
lpfc_do_scr_ns_plogi(phba, vport);
}
} else
}
/**
- * lpfc_retry_pport_discovery - Start timer to retry FLOGI.
+ * lpfc_cancel_all_vport_retry_delay_timer - Cancel all vport retry delay timer
* @phba: pointer to lpfc hba data structure.
*
- * This routine abort all pending discovery commands and
- * start a timer to retry FLOGI for the physical port
- * discovery.
+ * This routine cancels the retry delay timers to all the vports.
**/
void
- lpfc_retry_pport_discovery(struct lpfc_hba *phba)
+ lpfc_cancel_all_vport_retry_delay_timer(struct lpfc_hba *phba)
{
struct lpfc_vport **vports;
struct lpfc_nodelist *ndlp;
- struct Scsi_Host *shost;
- int i;
uint32_t link_state;
+ int i;
/* Treat this failure as linkdown for all vports */
link_state = phba->link_state;
}
lpfc_destroy_vport_work_array(phba, vports);
}
+ }
+
+ /**
+ * lpfc_retry_pport_discovery - Start timer to retry FLOGI.
+ * @phba: pointer to lpfc hba data structure.
+ *
+ * This routine abort all pending discovery commands and
+ * start a timer to retry FLOGI for the physical port
+ * discovery.
+ **/
+ void
+ lpfc_retry_pport_discovery(struct lpfc_hba *phba)
+ {
+ struct lpfc_nodelist *ndlp;
+ struct Scsi_Host *shost;
+
+ /* Cancel the all vports retry delay retry timers */
+ lpfc_cancel_all_vport_retry_delay_timer(phba);
/* If fabric require FLOGI, then re-instantiate physical login */
ndlp = lpfc_findnode_did(phba->pport, Fabric_DID);
if (!ndlp)
return;
-
shost = lpfc_shost_from_vport(phba->pport);
mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ);
spin_lock_irq(shost->host_lock);
lpfc_mbx_unreg_vpi(vport);
spin_lock_irq(shost->host_lock);
vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
- vport->fc_flag |= FC_VPORT_NEEDS_INIT_VPI;
+ if (phba->sli_rev == LPFC_SLI_REV4)
+ vport->fc_flag |= FC_VPORT_NEEDS_INIT_VPI;
spin_unlock_irq(shost->host_lock);
}
struct lpfc_sglq *sglq_entry = NULL, *sglq_next = NULL;
unsigned long iflag = 0;
- spin_lock_irqsave(&phba->sli4_hba.abts_sgl_list_lock, iflag);
+ spin_lock_irqsave(&phba->hbalock, iflag);
+ spin_lock(&phba->sli4_hba.abts_sgl_list_lock);
list_for_each_entry_safe(sglq_entry, sglq_next,
&phba->sli4_hba.lpfc_abts_els_sgl_list, list) {
if (sglq_entry->sli4_xritag == xri) {
list_del(&sglq_entry->list);
- spin_unlock_irqrestore(
- &phba->sli4_hba.abts_sgl_list_lock,
- iflag);
- spin_lock_irqsave(&phba->hbalock, iflag);
-
list_add_tail(&sglq_entry->list,
&phba->sli4_hba.lpfc_sgl_list);
+ sglq_entry->state = SGL_FREED;
+ spin_unlock(&phba->sli4_hba.abts_sgl_list_lock);
spin_unlock_irqrestore(&phba->hbalock, iflag);
return;
}
}
- spin_unlock_irqrestore(&phba->sli4_hba.abts_sgl_list_lock, iflag);
+ spin_unlock(&phba->sli4_hba.abts_sgl_list_lock);
+ sglq_entry = __lpfc_get_active_sglq(phba, xri);
+ if (!sglq_entry || (sglq_entry->sli4_xritag != xri)) {
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
+ return;
+ }
+ sglq_entry->state = SGL_XRI_ABORTED;
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
+ return;
}
uint16_t xri = bf_get(lpfc_wcqe_xa_xri, axri);
struct lpfc_scsi_buf *psb, *next_psb;
unsigned long iflag = 0;
+ struct lpfc_iocbq *iocbq;
+ int i;
- spin_lock_irqsave(&phba->sli4_hba.abts_scsi_buf_list_lock, iflag);
+ spin_lock_irqsave(&phba->hbalock, iflag);
+ spin_lock(&phba->sli4_hba.abts_scsi_buf_list_lock);
list_for_each_entry_safe(psb, next_psb,
&phba->sli4_hba.lpfc_abts_scsi_buf_list, list) {
if (psb->cur_iocbq.sli4_xritag == xri) {
list_del(&psb->list);
psb->exch_busy = 0;
psb->status = IOSTAT_SUCCESS;
- spin_unlock_irqrestore(
- &phba->sli4_hba.abts_scsi_buf_list_lock,
- iflag);
+ spin_unlock(
+ &phba->sli4_hba.abts_scsi_buf_list_lock);
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
lpfc_release_scsi_buf_s4(phba, psb);
return;
}
}
- spin_unlock_irqrestore(&phba->sli4_hba.abts_scsi_buf_list_lock,
- iflag);
+ spin_unlock(&phba->sli4_hba.abts_scsi_buf_list_lock);
+ for (i = 1; i <= phba->sli.last_iotag; i++) {
+ iocbq = phba->sli.iocbq_lookup[i];
+
+ if (!(iocbq->iocb_flag & LPFC_IO_FCP) ||
+ (iocbq->iocb_flag & LPFC_IO_LIBDFC))
+ continue;
+ if (iocbq->sli4_xritag != xri)
+ continue;
+ psb = container_of(iocbq, struct lpfc_scsi_buf, cur_iocbq);
+ psb->exch_busy = 0;
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
+ return;
+
+ }
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
}
/**
struct scatterlist *sgel = NULL;
struct fcp_cmnd *fcp_cmnd = lpfc_cmd->fcp_cmnd;
struct ulp_bde64 *bpl = lpfc_cmd->fcp_bpl;
+ struct lpfc_iocbq *iocbq = &lpfc_cmd->cur_iocbq;
IOCB_t *iocb_cmd = &lpfc_cmd->cur_iocbq.iocb;
struct ulp_bde64 *data_bde = iocb_cmd->unsli3.fcp_ext.dbde;
dma_addr_t physaddr;
physaddr = sg_dma_address(sgel);
if (phba->sli_rev == 3 &&
!(phba->sli3_options & LPFC_SLI3_BG_ENABLED) &&
+ !(iocbq->iocb_flag & DSS_SECURITY_OP) &&
nseg <= LPFC_EXT_DATA_BDE_COUNT) {
data_bde->tus.f.bdeFlags = BUFF_TYPE_BDE_64;
data_bde->tus.f.bdeSize = sg_dma_len(sgel);
* explicitly reinitialized since all iocb memory resources are reused.
*/
if (phba->sli_rev == 3 &&
- !(phba->sli3_options & LPFC_SLI3_BG_ENABLED)) {
+ !(phba->sli3_options & LPFC_SLI3_BG_ENABLED) &&
+ !(iocbq->iocb_flag & DSS_SECURITY_OP)) {
if (num_bde > LPFC_EXT_DATA_BDE_COUNT) {
/*
* The extended IOCB format can only fit 3 BDE or a BPL.
} else {
iocb_cmd->un.fcpi64.bdl.bdeSize =
((num_bde + 2) * sizeof(struct ulp_bde64));
+ iocb_cmd->unsli3.fcp_ext.ebde_count = (num_bde + 1);
}
fcp_cmnd->fcpDl = cpu_to_be32(scsi_bufflen(scsi_cmnd));
case LPFC_PG_TYPE_NO_DIF:
num_bde = lpfc_bg_setup_bpl(phba, scsi_cmnd, bpl,
datasegcnt);
- /* we shoud have 2 or more entries in buffer list */
+ /* we should have 2 or more entries in buffer list */
if (num_bde < 2)
goto err;
break;
num_bde = lpfc_bg_setup_bpl_prot(phba, scsi_cmnd, bpl,
datasegcnt, protsegcnt);
- /* we shoud have 3 or more entries in buffer list */
+ /* we should have 3 or more entries in buffer list */
if (num_bde < 3)
goto err;
break;
if (resp_info & RSP_LEN_VALID) {
rsplen = be32_to_cpu(fcprsp->rspRspLen);
- if ((rsplen != 0 && rsplen != 4 && rsplen != 8) ||
- (fcprsp->rspInfo3 != RSP_NO_FAILURE)) {
+ if (rsplen != 0 && rsplen != 4 && rsplen != 8) {
lpfc_printf_vlog(vport, KERN_ERR, LOG_FCP,
"2719 Invalid response length: "
"tgt x%x lun x%x cmnd x%x rsplen x%x\n",
host_status = DID_ERROR;
goto out;
}
+ if (fcprsp->rspInfo3 != RSP_NO_FAILURE) {
+ lpfc_printf_vlog(vport, KERN_ERR, LOG_FCP,
+ "2757 Protocol failure detected during "
+ "processing of FCP I/O op: "
+ "tgt x%x lun x%x cmnd x%x rspInfo3 x%x\n",
+ cmnd->device->id,
+ cmnd->device->lun, cmnd->cmnd[0],
+ fcprsp->rspInfo3);
+ host_status = DID_ERROR;
+ goto out;
+ }
}
if ((resp_info & SNS_LEN_VALID) && fcprsp->rspSnsLen) {