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authorJames Smart <James.Smart@Emulex.Com>2008-01-11 01:52:36 -0500
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-01-23 11:29:21 -0600
commit0ff10d46cf0a373c9c855a23cc9383ba4030d8d2 (patch)
tree111eb8303ad63cecad266d507af4c2c0bfec4d5b /drivers/scsi/lpfc/lpfc_nportdisc.c
parentb18268fc631034882f5f3dd93daa248a3bfdd085 (diff)
[SCSI] lpfc 8.2.4 : Miscellaneous Discovery/ELS Fixes
Miscellaneous Discovery/ELS Fixes: - Delay free's of ELS requests if adapter reject conditions - Fix concurrent PLOGI vs ADISC state handling - Add retry mechanism for GFF_ID - Correct some illegal state transitions around RSCN timeouts - Fix missing return in FAN handling Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_nportdisc.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_nportdisc.c43
1 files changed, 40 insertions, 3 deletions
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index c654c787c3e..783659aa210 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -442,7 +442,27 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
spin_lock_irq(shost->host_lock);
ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
spin_unlock_irq(shost->host_lock);
- if (vport->num_disc_nodes) {
+
+ if ((ndlp->nlp_flag & NLP_ADISC_SND) &&
+ (vport->num_disc_nodes)) {
+ /* Check to see if there are more
+ * ADISCs to be sent
+ */
+ lpfc_more_adisc(vport);
+
+ if ((vport->num_disc_nodes == 0) &&
+ (vport->fc_npr_cnt))
+ lpfc_els_disc_plogi(vport);
+
+ if (vport->num_disc_nodes == 0) {
+ spin_lock_irq(shost->host_lock);
+ vport->fc_flag &= ~FC_NDISC_ACTIVE;
+ spin_unlock_irq(shost->host_lock);
+ lpfc_can_disctmo(vport);
+ lpfc_end_rscn(vport);
+ }
+ }
+ else if (vport->num_disc_nodes) {
/* Check to see if there are more
* PLOGIs to be sent
*/
@@ -813,6 +833,7 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport,
uint32_t evt)
{
struct lpfc_hba *phba = vport->phba;
+ struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
struct lpfc_iocbq *cmdiocb, *rspiocb;
struct lpfc_dmabuf *pcmd, *prsp, *mp;
uint32_t *lp;
@@ -930,11 +951,27 @@ out:
"0261 Cannot Register NameServer login\n");
}
+ spin_lock_irq(shost->host_lock);
ndlp->nlp_flag |= NLP_DEFER_RM;
+ spin_unlock_irq(shost->host_lock);
return NLP_STE_FREED_NODE;
}
static uint32_t
+lpfc_cmpl_logo_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
+ void *arg, uint32_t evt)
+{
+ return ndlp->nlp_state;
+}
+
+static uint32_t
+lpfc_cmpl_reglogin_plogi_issue(struct lpfc_vport *vport,
+ struct lpfc_nodelist *ndlp, void *arg, uint32_t evt)
+{
+ return ndlp->nlp_state;
+}
+
+static uint32_t
lpfc_device_rm_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
void *arg, uint32_t evt)
{
@@ -2006,9 +2043,9 @@ static uint32_t (*lpfc_disc_action[NLP_STE_MAX_STATE * NLP_EVT_MAX_EVENT])
lpfc_rcv_els_plogi_issue, /* RCV_PRLO */
lpfc_cmpl_plogi_plogi_issue, /* CMPL_PLOGI */
lpfc_disc_illegal, /* CMPL_PRLI */
- lpfc_disc_illegal, /* CMPL_LOGO */
+ lpfc_cmpl_logo_plogi_issue, /* CMPL_LOGO */
lpfc_disc_illegal, /* CMPL_ADISC */
- lpfc_disc_illegal, /* CMPL_REG_LOGIN */
+ lpfc_cmpl_reglogin_plogi_issue,/* CMPL_REG_LOGIN */
lpfc_device_rm_plogi_issue, /* DEVICE_RM */
lpfc_device_recov_plogi_issue, /* DEVICE_RECOVERY */