scsi: lpfc: Fix nvme target failure after 2nd adapter reset

The nonrecovery occurred because the lpfc nvme initiator function did
not reestablish its localport creation with the nvme host transport in
lpfc_oneline.  Because of that, an NVME rport binding could not take
place.

Corrected by recreating the localport in the adapter reset recovery
routine.

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index c22b88a..b21ac2b 100644 (file)
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -3047,7 +3047,7 @@ lpfc_online(struct lpfc_hba *phba)
 {
        struct lpfc_vport *vport;
        struct lpfc_vport **vports;
-       int i;
+       int i, error = 0;
        bool vpis_cleared = false;
 
        if (!phba)
@@ -3071,6 +3071,18 @@ lpfc_online(struct lpfc_hba *phba)
                if (!phba->sli4_hba.max_cfg_param.vpi_used)
                        vpis_cleared = true;
                spin_unlock_irq(&phba->hbalock);
+
+               /* Reestablish the local initiator port.
+                * The offline process destroyed the previous lport.
+                */
+               if (phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME &&
+                               !phba->nvmet_support) {
+                       error = lpfc_nvme_create_localport(phba->pport);
+                       if (error)
+                               lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+                                       "6132 NVME restore reg failed "
+                                       "on nvmei error x%x\n", error);
+               }
        } else {
                lpfc_sli_queue_init(phba);
                if (lpfc_sli_hba_setup(phba)) { /* Initialize SLI2/SLI3 HBA */