1 files changed, 38 insertions, 3 deletions

diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c
index c5918a643014..e066855b0783 100644
--- a/drivers/scsi/lpfc/lpfc_vport.c
+++ b/drivers/scsi/lpfc/lpfc_vport.c
@@ -176,16 +176,21 @@ static int
 lpfc_unique_wwpn(struct lpfc_hba *phba, struct lpfc_vport *new_vport)
 {
         struct lpfc_vport *vport;
+        unsigned long flags;
 
+        spin_lock_irqsave(&phba->hbalock, flags);
         list_for_each_entry(vport, &phba->port_list, listentry) {
                 if (vport == new_vport)
                         continue;
                 /* If they match, return not unique */
                 if (memcmp(&vport->fc_sparam.portName,
-                        &new_vport->fc_sparam.portName,
-                        sizeof(struct lpfc_name)) == 0)
+                           &new_vport->fc_sparam.portName,
+                           sizeof(struct lpfc_name)) == 0) {
+                        spin_unlock_irqrestore(&phba->hbalock, flags);
                         return 0;
+                }
         }
+        spin_unlock_irqrestore(&phba->hbalock, flags);
         return 1;
 }
 
@@ -524,6 +529,36 @@ out:
         return rc;
 }
 
-
 EXPORT_SYMBOL(lpfc_vport_create);
 EXPORT_SYMBOL(lpfc_vport_delete);
+
+struct lpfc_vport **
+lpfc_create_vport_work_array(struct lpfc_hba *phba)
+{
+        struct lpfc_vport *port_iterator;
+        struct lpfc_vport **vports;
+        int index = 0;
+        vports = kzalloc(LPFC_MAX_VPORTS * sizeof(struct lpfc_vport *),
+                         GFP_KERNEL);
+        if (vports == NULL)
+                return NULL;
+        spin_lock_irq(&phba->hbalock);
+        list_for_each_entry(port_iterator, &phba->port_list, listentry) {
+                if (!scsi_host_get(lpfc_shost_from_vport(port_iterator)))
+                        continue;
+                vports[index++] = port_iterator;
+        }
+        spin_unlock_irq(&phba->hbalock);
+        return vports;
+}
+
+void
+lpfc_destroy_vport_work_array(struct lpfc_vport **vports)
+{
+        int i;
+        if (vports == NULL)
+                return;
+        for (i=0; vports[i] != NULL && i < LPFC_MAX_VPORTS; i++)
+                scsi_host_put(lpfc_shost_from_vport(vports[i]));
+        kfree(vports);
+}