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authorJames.Smart@Emulex.Com <James.Smart@Emulex.Com>2005-10-28 20:29:36 -0400
committerJames Bottomley <jejb@mulgrave.(none)>2005-10-29 10:22:50 -0500
commit21568f5387636fe2bfb9ee42383d76de11ed99c7 (patch)
tree4b07a791e5d1e03607a3dd3312b85d584fb98141 /drivers/scsi/lpfc/lpfc_hbadisc.c
parent93a20f74450ca3402b3ba89fb490114cf6f2d353 (diff)
[SCSI] lpfc: Remove RPI hash from the driver
Table was not providing a lot of value and injected a couple of errors. Removed it and made functionality inline. Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_hbadisc.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c87
1 files changed, 15 insertions, 72 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 6c846ad373b..cd06d4c471a 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);
@@ -1488,7 +1482,6 @@ 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;
@@ -2434,10 +2427,7 @@ 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);
@@ -2463,75 +2453,28 @@ 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