1 files changed, 21 insertions, 4 deletions

diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 3b9424427652..2445e399fd60 100755..100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -747,6 +747,10 @@ lpfc_linkdown(struct lpfc_hba *phba)
 
         if (phba->link_state == LPFC_LINK_DOWN)
                 return 0;
+
+        /* Block all SCSI stack I/Os */
+        lpfc_scsi_dev_block(phba);
+
         spin_lock_irq(&phba->hbalock);
         phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_DISCOVERED);
         if (phba->link_state > LPFC_LINK_DOWN) {
@@ -1555,10 +1559,16 @@ lpfc_mbx_cmpl_read_fcf_record(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
          * to book keeping the FCFIs can be used.
          */
         if (shdr_status || shdr_add_status) {
-                lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
-                                "2521 READ_FCF_RECORD mailbox failed "
-                                "with status x%x add_status x%x, mbx\n",
-                                shdr_status, shdr_add_status);
+                if (shdr_status == STATUS_FCF_TABLE_EMPTY) {
+                        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+                                        "2726 READ_FCF_RECORD Indicates empty "
+                                        "FCF table.\n");
+                } else {
+                        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+                                        "2521 READ_FCF_RECORD mailbox failed "
+                                        "with status x%x add_status x%x, mbx\n",
+                                        shdr_status, shdr_add_status);
+                }
                 goto out;
         }
         /* Interpreting the returned information of FCF records */
@@ -1698,7 +1708,9 @@ lpfc_init_vpi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
                 return;
         }
+        spin_lock_irq(&phba->hbalock);
         vport->fc_flag &= ~FC_VPORT_NEEDS_INIT_VPI;
+        spin_unlock_irq(&phba->hbalock);
 
         if (phba->link_flag & LS_NPIV_FAB_SUPPORTED)
                 lpfc_initial_fdisc(vport);
@@ -2259,7 +2271,10 @@ lpfc_mbx_cmpl_unreg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
                                  mb->mbxStatus);
                 break;
         }
+        spin_lock_irq(&phba->hbalock);
         vport->vpi_state &= ~LPFC_VPI_REGISTERED;
+        vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+        spin_unlock_irq(&phba->hbalock);
         vport->unreg_vpi_cmpl = VPORT_OK;
         mempool_free(pmb, phba->mbox_mem_pool);
         /*
@@ -4475,8 +4490,10 @@ lpfc_unregister_unused_fcf(struct lpfc_hba *phba)
                 (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED))
                 for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
                         lpfc_mbx_unreg_vpi(vports[i]);
+                        spin_lock_irq(&phba->hbalock);
                         vports[i]->fc_flag |= FC_VPORT_NEEDS_INIT_VPI;
                         vports[i]->vpi_state &= ~LPFC_VPI_REGISTERED;
+                        spin_unlock_irq(&phba->hbalock);
                 }
         lpfc_destroy_vport_work_array(phba, vports);