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authorJames Smart <james.smart@emulex.com>2012-03-01 22:35:45 -0500
committerJames Bottomley <JBottomley@Parallels.com>2012-03-27 08:26:30 +0100
commit80c17849209e8773de122e58512c16c3fae3e29a (patch)
treeb505957aa03c84bdbb3694509d738929dd560d5a
parent401ee0c1d698e798a9317e2ed6207badae93e266 (diff)
[SCSI] lpfc 8.3.30: Fixed missing CVL event causing FCF failover
Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
-rw-r--r--drivers/scsi/lpfc/lpfc.h2
-rw-r--r--drivers/scsi/lpfc/lpfc_els.c15
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c13
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c2
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c1
5 files changed, 23 insertions, 10 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 5fc044ff656e..7dcfbece8ebb 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -908,6 +908,8 @@ struct lpfc_hba {
atomic_t fast_event_count;
uint32_t fcoe_eventtag;
uint32_t fcoe_eventtag_at_fcf_scan;
+ uint32_t fcoe_cvl_eventtag;
+ uint32_t fcoe_cvl_eventtag_attn;
struct lpfc_fcf fcf;
uint8_t fc_map[3];
uint8_t valid_vlan;
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 8db2fb3b45ec..86edc015554c 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -925,9 +925,17 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
* due to new FCF discovery
*/
if ((phba->hba_flag & HBA_FIP_SUPPORT) &&
- (phba->fcf.fcf_flag & FCF_DISCOVERY) &&
- !((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
- (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED))) {
+ (phba->fcf.fcf_flag & FCF_DISCOVERY)) {
+ if (phba->link_state < LPFC_LINK_UP)
+ goto stop_rr_fcf_flogi;
+ if ((phba->fcoe_cvl_eventtag_attn ==
+ phba->fcoe_cvl_eventtag) &&
+ (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
+ (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED))
+ goto stop_rr_fcf_flogi;
+ else
+ phba->fcoe_cvl_eventtag_attn =
+ phba->fcoe_cvl_eventtag;
lpfc_printf_log(phba, KERN_WARNING, LOG_FIP | LOG_ELS,
"2611 FLOGI failed on FCF (x%x), "
"status:x%x/x%x, tmo:x%x, perform "
@@ -943,6 +951,7 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
goto out;
}
+stop_rr_fcf_flogi:
/* FLOGI failure */
lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
"2858 FLOGI failure Status:x%x/x%x TMO:x%x\n",
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 343d87ba4df8..e6daaa6b06ef 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -5673,14 +5673,13 @@ lpfc_fcf_inuse(struct lpfc_hba *phba)
ret = 1;
spin_unlock_irq(shost->host_lock);
goto out;
- } else {
+ } else if (ndlp->nlp_flag & NLP_RPI_REGISTERED) {
+ ret = 1;
lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
- "2624 RPI %x DID %x flg %x still "
- "logged in\n",
- ndlp->nlp_rpi, ndlp->nlp_DID,
- ndlp->nlp_flag);
- if (ndlp->nlp_flag & NLP_RPI_REGISTERED)
- ret = 1;
+ "2624 RPI %x DID %x flag %x "
+ "still logged in\n",
+ ndlp->nlp_rpi, ndlp->nlp_DID,
+ ndlp->nlp_flag);
}
}
spin_unlock_irq(shost->host_lock);
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index d8e8270b1584..1afa50f54b87 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -3725,6 +3725,7 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba,
break;
case LPFC_FIP_EVENT_TYPE_FCF_DEAD:
+ phba->fcoe_cvl_eventtag = acqe_fip->event_tag;
lpfc_printf_log(phba, KERN_ERR, LOG_FIP | LOG_DISCOVERY,
"2549 FCF (x%x) disconnected from network, "
"tag:x%x\n", acqe_fip->index, acqe_fip->event_tag);
@@ -3786,6 +3787,7 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba,
}
break;
case LPFC_FIP_EVENT_TYPE_CVL:
+ phba->fcoe_cvl_eventtag = acqe_fip->event_tag;
lpfc_printf_log(phba, KERN_ERR, LOG_FIP | LOG_DISCOVERY,
"2718 Clear Virtual Link Received for VPI 0x%x"
" tag 0x%x\n", acqe_fip->index, acqe_fip->event_tag);
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index ec1b6b2e2132..421e0a36041c 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -15052,6 +15052,7 @@ lpfc_sli4_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, uint16_t fcf_index)
LPFC_MBOXQ_t *mboxq;
phba->fcoe_eventtag_at_fcf_scan = phba->fcoe_eventtag;
+ phba->fcoe_cvl_eventtag_attn = phba->fcoe_cvl_eventtag;
mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!mboxq) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,