/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2004-2007 Emulex. All rights reserved. *
+ * Copyright (C) 2004-2008 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* *
{
if (!mp) {
lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
- "0146 Ignoring unsolicted CT No HBQ "
+ "0146 Ignoring unsolicited CT No HBQ "
"status = x%x\n",
piocbq->iocb.ulpStatus);
}
/* Not enough posted buffers; Try posting more buffers */
phba->fc_stat.NoRcvBuf++;
if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED))
- lpfc_post_buffer(phba, pring, 2, 1);
+ lpfc_post_buffer(phba, pring, 2);
return;
}
}
list_del(&iocbq->list);
lpfc_sli_release_iocbq(phba, iocbq);
- lpfc_post_buffer(phba, pring, i, 1);
+ lpfc_post_buffer(phba, pring, i);
}
}
}
/* Save for completion so we can release these resources */
geniocb->context1 = (uint8_t *) inp;
geniocb->context2 = (uint8_t *) outp;
- geniocb->context_un.ndlp = ndlp;
+ geniocb->context_un.ndlp = lpfc_nlp_get(ndlp);
/* Fill in payload, bp points to frame payload */
icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
(!(vport->ct_flags & FC_CT_RFF_ID)) ||
(!vport->cfg_restrict_login)) {
ndlp = lpfc_setup_disc_node(vport, Did);
- if (ndlp) {
+ if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
lpfc_debugfs_disc_trc(vport,
LPFC_DISC_TRC_CT,
"Parse GID_FTrsp: "
*/
ndlp = lpfc_findnode_did(vport,
Did);
- if (ndlp && (ndlp->nlp_type &
- NLP_FCP_TARGET))
+ if (ndlp &&
+ NLP_CHK_NODE_ACT(ndlp)
+ && (ndlp->nlp_type &
+ NLP_FCP_TARGET))
lpfc_setup_disc_node
(vport, Did);
else if (lpfc_ns_cmd(vport,
struct lpfc_dmabuf *outp;
struct lpfc_sli_ct_request *CTrsp;
struct lpfc_nodelist *ndlp;
- int rc, retry;
+ int rc;
/* First save ndlp, before we overwrite it */
ndlp = cmdiocb->context_un.ndlp;
if (vport->load_flag & FC_UNLOADING)
goto out;
- if (lpfc_els_chk_latt(vport) || lpfc_error_lost_link(irsp)) {
+ if (lpfc_els_chk_latt(vport)) {
lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
"0216 Link event during NS query\n");
lpfc_vport_set_state(vport, FC_VPORT_FAILED);
goto out;
}
-
+ if (lpfc_error_lost_link(irsp)) {
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
+ "0226 NS query failed due to link event\n");
+ goto out;
+ }
if (irsp->ulpStatus) {
/* Check for retry */
if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
- retry = 1;
- if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
- switch (irsp->un.ulpWord[4]) {
- case IOERR_NO_RESOURCES:
- /* We don't increment the retry
- * count for this case.
- */
- break;
- case IOERR_LINK_DOWN:
- case IOERR_SLI_ABORTED:
- case IOERR_SLI_DOWN:
- retry = 0;
- break;
- default:
- vport->fc_ns_retry++;
- }
- }
- else
+ if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
+ irsp->un.ulpWord[4] != IOERR_NO_RESOURCES)
vport->fc_ns_retry++;
- if (retry) {
- /* CT command is being retried */
- rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
+ /* CT command is being retried */
+ rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
vport->fc_ns_retry, 0);
- if (rc == 0) {
- /* success */
- goto out;
- }
- }
+ if (rc == 0)
+ goto out;
}
lpfc_vport_set_state(vport, FC_VPORT_FAILED);
lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
"0267 NameServer GFF Rsp "
"x%x Error (%d %d) Data: x%x x%x\n",
did, irsp->ulpStatus, irsp->un.ulpWord[4],
- vport->fc_flag, vport->fc_rscn_id_cnt)
+ vport->fc_flag, vport->fc_rscn_id_cnt);
}
/* This is a target port, unregistered port, or the GFF_ID failed */
ndlp = lpfc_setup_disc_node(vport, did);
- if (ndlp) {
+ if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
"0242 Process x%x GFF "
"NameServer Rsp Data: x%x x%x x%x\n",
return;
}
-static int
+int
lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
size_t size)
{
int rc = 0;
ndlp = lpfc_findnode_did(vport, NameServer_DID);
- if (ndlp == NULL || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
+ if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)
+ || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
rc=1;
goto ns_cmd_exit;
}
cmpl = lpfc_cmpl_ct_cmd_rff_id;
break;
}
- lpfc_nlp_get(ndlp);
-
+ /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
+ * to hold ndlp reference for the corresponding callback function.
+ */
if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
/* On success, The cmpl function will free the buffers */
lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
cmdcode, ndlp->nlp_DID, 0);
return 0;
}
-
rc=6;
+
+ /* Decrement ndlp reference count to release ndlp reference held
+ * for the failed command's callback function.
+ */
lpfc_nlp_put(ndlp);
+
lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
ns_cmd_free_bmp:
kfree(bmp);
}
ndlp = lpfc_findnode_did(vport, FDMI_DID);
+ if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
+ goto fail_out;
+
if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
/* FDMI rsp failed */
lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA);
break;
}
+
+fail_out:
lpfc_ct_free_iocb(phba, cmdiocb);
return;
}
bpl->tus.w = le32_to_cpu(bpl->tus.w);
cmpl = lpfc_cmpl_ct_cmd_fdmi;
- lpfc_nlp_get(ndlp);
+ /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
+ * to hold ndlp reference for the corresponding callback function.
+ */
if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP, 0))
return 0;
+ /* Decrement ndlp reference count to release ndlp reference held
+ * for the failed command's callback function.
+ */
lpfc_nlp_put(ndlp);
+
lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
fdmi_cmd_free_bmp:
kfree(bmp);
{
struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
struct lpfc_hba *phba = vport->phba;
+ uint32_t tmo_posted;
unsigned long iflag;
spin_lock_irqsave(&vport->work_port_lock, iflag);
- if (!(vport->work_port_events & WORKER_FDMI_TMO)) {
+ tmo_posted = vport->work_port_events & WORKER_FDMI_TMO;
+ if (!tmo_posted)
vport->work_port_events |= WORKER_FDMI_TMO;
- spin_unlock_irqrestore(&vport->work_port_lock, iflag);
+ spin_unlock_irqrestore(&vport->work_port_lock, iflag);
- spin_lock_irqsave(&phba->hbalock, iflag);
- if (phba->work_wait)
- lpfc_worker_wake_up(phba);
- spin_unlock_irqrestore(&phba->hbalock, iflag);
- }
- else
- spin_unlock_irqrestore(&vport->work_port_lock, iflag);
+ if (!tmo_posted)
+ lpfc_worker_wake_up(phba);
+ return;
}
void
struct lpfc_nodelist *ndlp;
ndlp = lpfc_findnode_did(vport, FDMI_DID);
- if (ndlp) {
+ if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
if (init_utsname()->nodename[0] != '\0')
lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA);
else