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[SCSI] lpfc 8.1.4 : Fixed RSCN handling when a PLOGI is in retry 

Fixed RSCN handling when a PLOGI is in retry.

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 2006-03-07 15:04:01 -05:00 committed by James Bottomley
parent 488d1469b3
commit fdcebe282f
4 changed files with 53 additions and 46 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/scsi/lpfc/lpfc_crtn.h
View File

@ -84,6 +84,7 @@ int lpfc_els_rsp_adisc_acc(struct lpfc_hba *, struct lpfc_iocbq *,
struct lpfc_nodelist *);
int lpfc_els_rsp_prli_acc(struct lpfc_hba *, struct lpfc_iocbq *,
struct lpfc_nodelist *);
void lpfc_cancel_retry_delay_tmo(struct lpfc_hba *, struct lpfc_nodelist *);
void lpfc_els_retry_delay(unsigned long);
void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,

51
drivers/scsi/lpfc/lpfc_els.c
View File

@ -1434,6 +1434,46 @@ lpfc_issue_els_farpr(struct lpfc_hba * phba, uint32_t nportid, uint8_t retry)
return 0;
}
void
lpfc_cancel_retry_delay_tmo(struct lpfc_hba *phba, struct lpfc_nodelist * nlp)
{
nlp->nlp_flag &= ~NLP_DELAY_TMO;
del_timer_sync(&nlp->nlp_delayfunc);
nlp->nlp_last_elscmd = 0;
if (!list_empty(&nlp->els_retry_evt.evt_listp))
list_del_init(&nlp->els_retry_evt.evt_listp);
if (nlp->nlp_flag & NLP_NPR_2B_DISC) {
nlp->nlp_flag &= ~NLP_NPR_2B_DISC;
if (phba->num_disc_nodes) {
/* Check to see if there are more
* PLOGIs to be sent
*/
lpfc_more_plogi(phba);
}
if (phba->num_disc_nodes == 0) {
phba->fc_flag &= ~FC_NDISC_ACTIVE;
lpfc_can_disctmo(phba);
if (phba->fc_flag & FC_RSCN_MODE) {
/* Check to see if more RSCNs
* came in while we were
* processing this one.
*/
if((phba->fc_rscn_id_cnt==0) &&
(!(phba->fc_flag & FC_RSCN_DISCOVERY))) {
phba->fc_flag &= ~FC_RSCN_MODE;
}
else {
lpfc_els_handle_rscn(phba);
}
}
}
}
return;
}
void
lpfc_els_retry_delay(unsigned long ptr)
{
@ -2415,15 +2455,8 @@ lpfc_rscn_recovery_check(struct lpfc_hba * phba)
/* Make sure NLP_DELAY_TMO is NOT running
* after a device recovery event.
*/
if (ndlp->nlp_flag & NLP_DELAY_TMO) {
ndlp->nlp_flag &= ~NLP_DELAY_TMO;
ndlp->nlp_last_elscmd = 0;
del_timer_sync(&ndlp->nlp_delayfunc);
if (!list_empty(&ndlp->
els_retry_evt.evt_listp))
list_del_init(&ndlp->
els_retry_evt.evt_listp);
}
if (ndlp->nlp_flag & NLP_DELAY_TMO)
lpfc_cancel_retry_delay_tmo(phba, ndlp);
}
}
return 0;

24
drivers/scsi/lpfc/lpfc_hbadisc.c
View File

@ -1152,13 +1152,9 @@ lpfc_nlp_list(struct lpfc_hba * phba, struct lpfc_nodelist * nlp, int list)
/* Stop delay tmo if taking node off NPR list */
if ((nlp->nlp_flag & NLP_DELAY_TMO) &&
(list != NLP_NPR_LIST)) {
nlp->nlp_flag &= ~NLP_DELAY_TMO;
nlp->nlp_last_elscmd = 0;
spin_unlock_irq(phba->host->host_lock);
del_timer_sync(&nlp->nlp_delayfunc);
lpfc_cancel_retry_delay_tmo(phba, nlp);
spin_lock_irq(phba->host->host_lock);
if (!list_empty(&nlp->els_retry_evt.evt_listp))
list_del_init(&nlp->els_retry_evt.evt_listp);
}
break;
}
@ -1598,13 +1594,7 @@ lpfc_nlp_remove(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp)
if (ndlp->nlp_flag & NLP_DELAY_TMO) {
spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag &= ~NLP_DELAY_TMO;
spin_unlock_irq(phba->host->host_lock);
ndlp->nlp_last_elscmd = 0;
del_timer_sync(&ndlp->nlp_delayfunc);
if (!list_empty(&ndlp->els_retry_evt.evt_listp))
list_del_init(&ndlp->els_retry_evt.evt_listp);
lpfc_cancel_retry_delay_tmo(phba, ndlp);
}
if (ndlp->nlp_disc_refcnt) {
@ -1896,14 +1886,8 @@ lpfc_setup_disc_node(struct lpfc_hba * phba, uint32_t did)
/* Since this node is marked for discovery,
* delay timeout is not needed.
*/
if (ndlp->nlp_flag & NLP_DELAY_TMO) {
ndlp->nlp_flag &= ~NLP_DELAY_TMO;
del_timer_sync(&ndlp->nlp_delayfunc);
if (!list_empty(&ndlp->els_retry_evt.
evt_listp))
list_del_init(&ndlp->els_retry_evt.
evt_listp);
}
if (ndlp->nlp_flag & NLP_DELAY_TMO)
lpfc_cancel_retry_delay_tmo(phba, ndlp);
} else {
ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
ndlp = NULL;

23
drivers/scsi/lpfc/lpfc_nportdisc.c
View File

@ -259,13 +259,8 @@ lpfc_els_abort(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp,
} while(found);
/* If we are delaying issuing an ELS command, cancel it */
if (ndlp->nlp_flag & NLP_DELAY_TMO) {
ndlp->nlp_flag &= ~NLP_DELAY_TMO;
ndlp->nlp_last_elscmd = 0;
del_timer_sync(&ndlp->nlp_delayfunc);
if (!list_empty(&ndlp->els_retry_evt.evt_listp))
list_del_init(&ndlp->els_retry_evt.evt_listp);
}
if (ndlp->nlp_flag & NLP_DELAY_TMO)
lpfc_cancel_retry_delay_tmo(phba, ndlp);
return 0;
}
@ -1496,7 +1491,7 @@ lpfc_rcv_plogi_npr_node(struct lpfc_hba * phba,
if (lpfc_rcv_plogi(phba, ndlp, cmdiocb)) {
spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag &= ~(NLP_NPR_ADISC | NLP_NPR_2B_DISC);
ndlp->nlp_flag &= ~NLP_NPR_ADISC;
spin_unlock_irq(phba->host->host_lock);
return ndlp->nlp_state;
}
@ -1693,16 +1688,10 @@ lpfc_device_recov_npr_node(struct lpfc_hba * phba,
{
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);
ndlp->nlp_last_elscmd = 0;
del_timer_sync(&ndlp->nlp_delayfunc);
return ndlp->nlp_state;
}
spin_unlock_irq(phba->host->host_lock);
if (ndlp->nlp_flag & NLP_DELAY_TMO) {
lpfc_cancel_retry_delay_tmo(phba, ndlp);
}
return ndlp->nlp_state;
}