Fixed a race condition in the PLOGI retry logic.
Signed-off-by: James Smart <James.Smart@xxxxxxxxxx>
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -1627,6 +1627,14 @@ lpfc_device_recov_npr_node(struct lpfc_h
{
spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+ if (ndlp->nlp_flag & NLP_DELAY_TMO) {
+ ndlp->nlp_flag &= ~NLP_DELAY_TMO;
+ if (!list_empty(&ndlp->els_retry_evt.evt_listp))
+ list_del_init(&ndlp->els_retry_evt.evt_listp);
+ spin_unlock_irq(phba->host->host_lock);
+ del_timer_sync(&ndlp->nlp_delayfunc);
+ return (ndlp->nlp_state);
+ }
spin_unlock_irq(phba->host->host_lock);
return (ndlp->nlp_state);
}
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -1467,24 +1467,28 @@ lpfc_els_retry_delay_handler(struct lpfc
lpfc_issue_els_flogi(phba, ndlp, retry);
break;
case ELS_CMD_PLOGI:
- ndlp->nlp_state = NLP_STE_PLOGI_ISSUE;
- lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST);
- lpfc_issue_els_plogi(phba, ndlp, retry);
+ if (!lpfc_issue_els_plogi(phba, ndlp, retry)) {
+ ndlp->nlp_state = NLP_STE_PLOGI_ISSUE;
+ lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST);
+ }
break;
case ELS_CMD_ADISC:
- ndlp->nlp_state = NLP_STE_ADISC_ISSUE;
- lpfc_nlp_list(phba, ndlp, NLP_ADISC_LIST);
- lpfc_issue_els_adisc(phba, ndlp, retry);
+ if (!lpfc_issue_els_adisc(phba, ndlp, retry)) {
+ ndlp->nlp_state = NLP_STE_ADISC_ISSUE;
+ lpfc_nlp_list(phba, ndlp, NLP_ADISC_LIST);
+ }
break;
case ELS_CMD_PRLI:
- ndlp->nlp_state = NLP_STE_PRLI_ISSUE;
- lpfc_nlp_list(phba, ndlp, NLP_PRLI_LIST);
- lpfc_issue_els_prli(phba, ndlp, retry);
+ if (!lpfc_issue_els_prli(phba, ndlp, retry)) {
+ ndlp->nlp_state = NLP_STE_PRLI_ISSUE;
+ lpfc_nlp_list(phba, ndlp, NLP_PRLI_LIST);
+ }
break;
case ELS_CMD_LOGO:
- ndlp->nlp_state = NLP_STE_NPR_NODE;
- lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
- lpfc_issue_els_logo(phba, ndlp, retry);
+ if (!lpfc_issue_els_logo(phba, ndlp, retry)) {
+ ndlp->nlp_state = NLP_STE_NPR_NODE;
+ lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
+ }
break;
}
return;
-
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