13230 i40e has duplicate traffic when used with bhyve/snoop running

*** 226,235 ****
--- 226,254 ----
                  ret = ECANCELED;
                  goto done;
          }
  
  
+ #if 1
+         /*
+          * XXX KEBE SAYS try this from Linux...
+          *
+          * Their comment says:
+          *
+          * set defport ON for Main VSI instead of true promisc
+          * this way we will get all unicast/multicast and VLAN
+          * promisc behavior but will not get VF or VMDq traffic
+          * replicated on the Main VSI.
+          */
+ 
+         ret = on ? i40e_aq_set_default_vsi(hw, I40E_DEF_VSI_SEID(i40e), NULL) :
+             i40e_aq_clear_default_vsi(hw, I40E_DEF_VSI_SEID(i40e), NULL);
+         if (ret == I40E_SUCCESS)
+                 i40e->i40e_promisc_on = on;
+         else
+                 err = EIO;
+ #else
          ret = i40e_aq_set_vsi_unicast_promiscuous(hw, I40E_DEF_VSI_SEID(i40e),
              on, NULL, B_FALSE);
          if (ret != I40E_SUCCESS) {
                  i40e_error(i40e, "failed to %s unicast promiscuity on "
                      "the default VSI: %d", on == B_TRUE ? "enable" : "disable",
*** 269,278 ****
--- 288,298 ----
                  err = EIO;
                  goto done;
          } else {
                  i40e->i40e_promisc_on = on;
          }
+ #endif
  
  done:
          mutex_exit(&i40e->i40e_general_lock);
          return (err);
  }