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path: root/drivers/scsi/lpfc/lpfc_hbadisc.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_hbadisc.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c122
1 files changed, 38 insertions, 84 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 56052f4510c..259eeb161b8 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -890,10 +890,7 @@ lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
pmb->context1 = NULL;
- if (ndlp->nlp_rpi != 0)
- lpfc_findnode_remove_rpi(phba, ndlp->nlp_rpi);
ndlp->nlp_rpi = mb->un.varWords[0];
- lpfc_addnode_rpi(phba, ndlp, ndlp->nlp_rpi);
ndlp->nlp_type |= NLP_FABRIC;
ndlp->nlp_state = NLP_STE_UNMAPPED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST);
@@ -981,10 +978,7 @@ lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
pmb->context1 = NULL;
- if (ndlp->nlp_rpi != 0)
- lpfc_findnode_remove_rpi(phba, ndlp->nlp_rpi);
ndlp->nlp_rpi = mb->un.varWords[0];
- lpfc_addnode_rpi(phba, ndlp, ndlp->nlp_rpi);
ndlp->nlp_type |= NLP_FABRIC;
ndlp->nlp_state = NLP_STE_UNMAPPED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST);
@@ -1028,6 +1022,7 @@ lpfc_register_remote_port(struct lpfc_hba * phba,
if (ndlp->nlp_type & NLP_FCP_INITIATOR)
rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
+ scsi_block_requests(phba->host);
ndlp->rport = rport = fc_remote_port_add(phba->host, 0, &rport_ids);
if (!rport) {
dev_printk(KERN_WARNING, &phba->pcidev->dev,
@@ -1044,6 +1039,23 @@ lpfc_register_remote_port(struct lpfc_hba * phba,
}
rdata = rport->dd_data;
rdata->pnode = ndlp;
+ scsi_unblock_requests(phba->host);
+
+ return;
+}
+
+static void
+lpfc_unregister_remote_port(struct lpfc_hba * phba,
+ struct lpfc_nodelist * ndlp)
+{
+ struct fc_rport *rport = ndlp->rport;
+ struct lpfc_rport_data *rdata = rport->dd_data;
+
+ ndlp->rport = NULL;
+ rdata->pnode = NULL;
+ scsi_block_requests(phba->host);
+ fc_remote_port_delete(rport);
+ scsi_unblock_requests(phba->host);
return;
}
@@ -1260,7 +1272,7 @@ lpfc_nlp_list(struct lpfc_hba * phba, struct lpfc_nodelist * nlp, int list)
* may have removed the remote port.
*/
if ((rport_del != none) && nlp->rport)
- fc_remote_port_block(nlp->rport);
+ lpfc_unregister_remote_port(phba, nlp);
if (rport_add != none) {
/*
@@ -1270,8 +1282,6 @@ lpfc_nlp_list(struct lpfc_hba * phba, struct lpfc_nodelist * nlp, int list)
*/
if (!nlp->rport)
lpfc_register_remote_port(phba, nlp);
- else
- fc_remote_port_unblock(nlp->rport);
/*
* if we added to Mapped list, but the remote port
@@ -1435,10 +1445,9 @@ lpfc_no_rpi(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp)
iocb, iocb);
spin_lock_irq(phba->host->
host_lock);
- } else {
- list_add_tail(&iocb->list,
- &phba->lpfc_iocb_list);
- }
+ } else
+ lpfc_sli_release_iocbq(phba,
+ iocb);
}
}
spin_unlock_irq(phba->host->host_lock);
@@ -1472,7 +1481,6 @@ lpfc_unreg_rpi(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp)
if (rc == MBX_NOT_FINISHED)
mempool_free( mbox, phba->mbox_mem_pool);
}
- lpfc_findnode_remove_rpi(phba, ndlp->nlp_rpi);
lpfc_no_rpi(phba, ndlp);
ndlp->nlp_rpi = 0;
return 1;
@@ -1490,7 +1498,6 @@ lpfc_freenode(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp)
LPFC_MBOXQ_t *mb;
LPFC_MBOXQ_t *nextmb;
struct lpfc_dmabuf *mp;
- struct fc_rport *rport;
/* Cleanup node for NPort <nlp_DID> */
lpfc_printf_log(phba, KERN_INFO, LOG_NODE,
@@ -1507,10 +1514,7 @@ lpfc_freenode(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp)
* and flush cache's w/o generating flush errors.
*/
if ((ndlp->rport) && !(phba->fc_flag & FC_UNLOADING)) {
- rport = ndlp->rport;
- ndlp->rport = NULL;
- fc_remote_port_unblock(rport);
- fc_remote_port_delete(rport);
+ lpfc_unregister_remote_port(phba, ndlp);
ndlp->nlp_sid = NLP_NO_SID;
}
@@ -2422,10 +2426,7 @@ lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
pmb->context1 = NULL;
- if (ndlp->nlp_rpi != 0)
- lpfc_findnode_remove_rpi(phba, ndlp->nlp_rpi);
ndlp->nlp_rpi = mb->un.varWords[0];
- lpfc_addnode_rpi(phba, ndlp, ndlp->nlp_rpi);
ndlp->nlp_type |= NLP_FABRIC;
ndlp->nlp_state = NLP_STE_UNMAPPED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST);
@@ -2451,75 +2452,28 @@ lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
}
/*
- * This routine looks up the ndlp hash
- * table for the given RPI. If rpi found
+ * This routine looks up the ndlp lists
+ * for the given RPI. If rpi found
* it return the node list pointer
- * else return 0.
+ * else return NULL.
*/
struct lpfc_nodelist *
lpfc_findnode_rpi(struct lpfc_hba * phba, uint16_t rpi)
{
- struct lpfc_nodelist *ret;
-
- ret = phba->fc_nlplookup[LPFC_RPI_HASH_FUNC(rpi)];
- while ((ret != 0) && (ret->nlp_rpi != rpi)) {
- ret = ret->nlp_rpi_hash_next;
- }
- return ret;
-}
-
-/*
- * This routine looks up the ndlp hash table for the
- * given RPI. If rpi found it return the node list
- * pointer else return 0 after deleting the entry
- * from hash table.
- */
-struct lpfc_nodelist *
-lpfc_findnode_remove_rpi(struct lpfc_hba * phba, uint16_t rpi)
-{
- struct lpfc_nodelist *ret, *temp;;
-
- ret = phba->fc_nlplookup[LPFC_RPI_HASH_FUNC(rpi)];
- if (ret == 0)
- return NULL;
-
- if (ret->nlp_rpi == rpi) {
- phba->fc_nlplookup[LPFC_RPI_HASH_FUNC(rpi)] =
- ret->nlp_rpi_hash_next;
- ret->nlp_rpi_hash_next = NULL;
- return ret;
- }
-
- while ((ret->nlp_rpi_hash_next != 0) &&
- (ret->nlp_rpi_hash_next->nlp_rpi != rpi)) {
- ret = ret->nlp_rpi_hash_next;
- }
-
- if (ret->nlp_rpi_hash_next != 0) {
- temp = ret->nlp_rpi_hash_next;
- ret->nlp_rpi_hash_next = temp->nlp_rpi_hash_next;
- temp->nlp_rpi_hash_next = NULL;
- return temp;
- } else {
- return NULL;
- }
-}
-
-/*
- * This routine adds the node list entry to the
- * ndlp hash table.
- */
-void
-lpfc_addnode_rpi(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp,
- uint16_t rpi)
-{
+ struct lpfc_nodelist *ndlp;
+ struct list_head * lists[]={&phba->fc_nlpunmap_list,
+ &phba->fc_nlpmap_list,
+ &phba->fc_plogi_list,
+ &phba->fc_adisc_list,
+ &phba->fc_reglogin_list};
+ int i;
- uint32_t index;
+ for (i = 0; i < ARRAY_SIZE(lists); i++ )
+ list_for_each_entry(ndlp, lists[i], nlp_listp)
+ if (ndlp->nlp_rpi == rpi)
+ return (ndlp);
- index = LPFC_RPI_HASH_FUNC(rpi);
- ndlp->nlp_rpi_hash_next = phba->fc_nlplookup[index];
- phba->fc_nlplookup[index] = ndlp;
- return;
+ return NULL;
}
void
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-29 04:42:27 +0000