[SCSI] lpfc 8.3.33: Fix error when remote port switches address
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index d54ae19..3c624a5 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -1476,6 +1476,10 @@
return ndlp;
memset(&rrq.xri_bitmap, 0, sizeof(new_ndlp->active_rrqs.xri_bitmap));
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
+ "3178 PLOGI confirm: ndlp %p x%x: new_ndlp %p\n",
+ ndlp, ndlp->nlp_DID, new_ndlp);
+
if (!new_ndlp) {
rc = memcmp(&ndlp->nlp_portname, name,
sizeof(struct lpfc_name));
@@ -1527,6 +1531,9 @@
/* The new_ndlp is replacing ndlp totally, so we need
* to put ndlp on UNUSED list and try to free it.
*/
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
+ "3179 PLOGI confirm NEW: %x %x\n",
+ new_ndlp->nlp_DID, keepDID);
/* Fix up the rport accordingly */
rport = ndlp->rport;
@@ -1559,23 +1566,34 @@
lpfc_drop_node(vport, ndlp);
}
else {
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
+ "3180 PLOGI confirm SWAP: %x %x\n",
+ new_ndlp->nlp_DID, keepDID);
+
lpfc_unreg_rpi(vport, ndlp);
+
/* Two ndlps cannot have the same did */
ndlp->nlp_DID = keepDID;
if (phba->sli_rev == LPFC_SLI_REV4)
memcpy(&ndlp->active_rrqs.xri_bitmap,
&rrq.xri_bitmap,
sizeof(ndlp->active_rrqs.xri_bitmap));
+
/* Since we are swapping the ndlp passed in with the new one
- * and the did has already been swapped, copy over the
- * state and names.
+ * and the did has already been swapped, copy over state.
+ * The new WWNs are already in new_ndlp since thats what
+ * we looked it up by in the begining of this routine.
*/
- memcpy(&new_ndlp->nlp_portname, &ndlp->nlp_portname,
- sizeof(struct lpfc_name));
- memcpy(&new_ndlp->nlp_nodename, &ndlp->nlp_nodename,
- sizeof(struct lpfc_name));
new_ndlp->nlp_state = ndlp->nlp_state;
- lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
+
+ /* Since we are switching over to the new_ndlp, the old
+ * ndlp should be put in the NPR state, unless we have
+ * already started re-discovery on it.
+ */
+ if ((ndlp->nlp_state == NLP_STE_UNMAPPED_NODE) ||
+ (ndlp->nlp_state == NLP_STE_MAPPED_NODE))
+ lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
+
/* Fix up the rport accordingly */
rport = ndlp->rport;
if (rport) {
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 9b4f929..6b36d95 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -123,6 +123,10 @@
"rport devlosscb: sid:x%x did:x%x flg:x%x",
ndlp->nlp_sid, ndlp->nlp_DID, ndlp->nlp_flag);
+ lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_NODE,
+ "3181 dev_loss_callbk x%06x, rport %p flg x%x\n",
+ ndlp->nlp_DID, ndlp->rport, ndlp->nlp_flag);
+
/* Don't defer this if we are in the process of deleting the vport
* or unloading the driver. The unload will cleanup the node
* appropriately we just need to cleanup the ndlp rport info here.
@@ -142,6 +146,15 @@
if (ndlp->nlp_state == NLP_STE_MAPPED_NODE)
return;
+ if (ndlp->nlp_type & NLP_FABRIC) {
+
+ /* If the WWPN of the rport and ndlp don't match, ignore it */
+ if (rport->port_name != wwn_to_u64(ndlp->nlp_portname.u.wwn)) {
+ put_device(&rport->dev);
+ return;
+ }
+ }
+
evtp = &ndlp->dev_loss_evt;
if (!list_empty(&evtp->evt_listp))
@@ -202,6 +215,10 @@
"rport devlosstmo:did:x%x type:x%x id:x%x",
ndlp->nlp_DID, ndlp->nlp_type, rport->scsi_target_id);
+ lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_NODE,
+ "3182 dev_loss_tmo_handler x%06x, rport %p flg x%x\n",
+ ndlp->nlp_DID, ndlp->rport, ndlp->nlp_flag);
+
/* Don't defer this if we are in the process of deleting the vport
* or unloading the driver. The unload will cleanup the node
* appropriately we just need to cleanup the ndlp rport info here.
@@ -3834,6 +3851,10 @@
if (rport_ids.roles != FC_RPORT_ROLE_UNKNOWN)
fc_remote_port_rolechg(rport, rport_ids.roles);
+ lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_NODE,
+ "3183 rport register x%06x, rport %p role x%x\n",
+ ndlp->nlp_DID, rport, rport_ids.roles);
+
if ((rport->scsi_target_id != -1) &&
(rport->scsi_target_id < LPFC_MAX_TARGET)) {
ndlp->nlp_sid = rport->scsi_target_id;
@@ -3850,6 +3871,10 @@
"rport delete: did:x%x flg:x%x type x%x",
ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_type);
+ lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_NODE,
+ "3184 rport unregister x%06x, rport %p\n",
+ ndlp->nlp_DID, rport);
+
fc_remote_port_delete(rport);
return;
@@ -5365,9 +5390,17 @@
struct lpfc_nodelist *ndlp;
list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
- if (filter(ndlp, param))
+ if (filter(ndlp, param)) {
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
+ "3185 FIND node filter %p DID "
+ "Data: x%p x%x x%x\n",
+ filter, ndlp, ndlp->nlp_DID,
+ ndlp->nlp_flag);
return ndlp;
+ }
}
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
+ "3186 FIND node filter %p NOT FOUND.\n", filter);
return NULL;
}