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[SCSI] lpfc 8.1.12 : Collapse discovery lists to a single node list

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Collapse discovery lists to a single node list.

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
James Smart
2007-04-25 09:53:08 -04:00
committed by James Bottomley
parent 329f9bc735
commit 685f0bf7af
9 changed files with 282 additions and 536 deletions
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64
drivers/scsi/lpfc/lpfc_attr.c
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@@ -1781,67 +1781,51 @@ lpfc_reset_stats(struct Scsi_Host *shost)
* The LPFC driver treats linkdown handling as target loss events so there
* are no sysfs handlers for link_down_tmo.
*/
static void
lpfc_get_starget_port_id(struct scsi_target *starget)
static struct lpfc_nodelist *
lpfc_get_node_by_target(struct scsi_target *starget)
{
struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata;
uint32_t did = -1;
struct lpfc_nodelist *ndlp = NULL;
struct lpfc_nodelist *ndlp;
spin_lock_irq(shost->host_lock);
/* Search the mapped list for this target ID */
list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) {
if (starget->id == ndlp->nlp_sid) {
did = ndlp->nlp_DID;
break;
/* Search for this, mapped, target ID */
list_for_each_entry(ndlp, &phba->fc_nodes, nlp_listp) {
if (ndlp->nlp_state == NLP_STE_MAPPED_NODE &&
starget->id == ndlp->nlp_sid) {
spin_unlock_irq(shost->host_lock);
return ndlp;
}
}
spin_unlock_irq(shost->host_lock);
return NULL;
}
fc_starget_port_id(starget) = did;
static void
lpfc_get_starget_port_id(struct scsi_target *starget)
{
struct lpfc_nodelist *ndlp = lpfc_get_node_by_target(starget);
fc_starget_port_id(starget) = ndlp ? ndlp->nlp_DID : -1;
}
static void
lpfc_get_starget_node_name(struct scsi_target *starget)
{
struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata;
u64 node_name = 0;
struct lpfc_nodelist *ndlp = NULL;
struct lpfc_nodelist *ndlp = lpfc_get_node_by_target(starget);
spin_lock_irq(shost->host_lock);
/* Search the mapped list for this target ID */
list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) {
if (starget->id == ndlp->nlp_sid) {
node_name = wwn_to_u64(ndlp->nlp_nodename.u.wwn);
break;
}
}
spin_unlock_irq(shost->host_lock);
fc_starget_node_name(starget) = node_name;
fc_starget_node_name(starget) =
ndlp ? wwn_to_u64(ndlp->nlp_nodename.u.wwn) : 0;
}
static void
lpfc_get_starget_port_name(struct scsi_target *starget)
{
struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata;
u64 port_name = 0;
struct lpfc_nodelist *ndlp = NULL;
struct lpfc_nodelist *ndlp = lpfc_get_node_by_target(starget);
spin_lock_irq(shost->host_lock);
/* Search the mapped list for this target ID */
list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) {
if (starget->id == ndlp->nlp_sid) {
port_name = wwn_to_u64(ndlp->nlp_portname.u.wwn);
break;
}
}
spin_unlock_irq(shost->host_lock);
fc_starget_port_name(starget) = port_name;
fc_starget_port_name(starget) =
ndlp ? wwn_to_u64(ndlp->nlp_portname.u.wwn) : 0;
}
static void