diff --git a/deps/rabbitmq_federation/src/rabbit_federation_exchange.erl b/deps/rabbitmq_federation/src/rabbit_federation_exchange.erl
index 68b0c4067a0c..91441e3ebc22 100644
--- a/deps/rabbitmq_federation/src/rabbit_federation_exchange.erl
+++ b/deps/rabbitmq_federation/src/rabbit_federation_exchange.erl
@@ -21,7 +21,7 @@
 -behaviour(rabbit_exchange_decorator).
 
 -export([description/0, serialise_events/1]).
--export([create/2, delete/3, policy_changed/2,
+-export([create/2, delete/2, policy_changed/2,
          add_binding/3, remove_bindings/3, route/2, active_for/1]).
 
 %%----------------------------------------------------------------------------
@@ -31,22 +31,16 @@ description() ->
 
 serialise_events(X) -> federate(X).
 
-create(transaction, _X) ->
-    ok;
-create(none, X) ->
+create(_Serial, X) ->
     maybe_start(X).
 
-delete(transaction, _X, _Bs) ->
-    ok;
-delete(none, X, _Bs) ->
+delete(_Serial, X) ->
     maybe_stop(X).
 
 policy_changed(OldX, NewX) ->
     maybe_stop(OldX),
     maybe_start(NewX).
 
-add_binding(transaction, _X, _B) ->
-    ok;
 add_binding(Serial, X = #exchange{name = XName}, B) ->
     case federate(X) of
         true  -> rabbit_federation_exchange_link:add_binding(Serial, XName, B),
@@ -54,8 +48,6 @@ add_binding(Serial, X = #exchange{name = XName}, B) ->
         false -> ok
     end.
 
-remove_bindings(transaction, _X, _Bs) ->
-    ok;
 remove_bindings(Serial, X = #exchange{name = XName}, Bs) ->
     case federate(X) of
         true  -> rabbit_federation_exchange_link:remove_bindings(Serial, XName, Bs),
diff --git a/deps/rabbitmq_federation/src/rabbit_federation_exchange_link_sup_sup.erl b/deps/rabbitmq_federation/src/rabbit_federation_exchange_link_sup_sup.erl
index cd9e1bc61972..3b75d08be638 100644
--- a/deps/rabbitmq_federation/src/rabbit_federation_exchange_link_sup_sup.erl
+++ b/deps/rabbitmq_federation/src/rabbit_federation_exchange_link_sup_sup.erl
@@ -27,7 +27,6 @@ start_link() ->
     %% The scope is stopped in stop/1.
     rabbit_federation_pg:start_scope(),
     mirrored_supervisor:start_link({local, ?SUPERVISOR}, ?SUPERVISOR,
-                                   fun rabbit_misc:execute_mnesia_transaction/1,
                                    ?MODULE, []).
 
 %% Note that the next supervisor down, rabbit_federation_link_sup, is common
diff --git a/deps/rabbitmq_federation/src/rabbit_federation_queue_link_sup_sup.erl b/deps/rabbitmq_federation/src/rabbit_federation_queue_link_sup_sup.erl
index 8a5aacdd344b..cb5844cbf1ff 100644
--- a/deps/rabbitmq_federation/src/rabbit_federation_queue_link_sup_sup.erl
+++ b/deps/rabbitmq_federation/src/rabbit_federation_queue_link_sup_sup.erl
@@ -28,7 +28,6 @@ start_link() ->
     %% The scope is stopped in stop/1.
     rabbit_federation_pg:start_scope(),
     mirrored_supervisor:start_link({local, ?SUPERVISOR}, ?SUPERVISOR,
-                                   fun rabbit_misc:execute_mnesia_transaction/1,
                                    ?MODULE, []).
 
 %% Note that the next supervisor down, rabbit_federation_link_sup, is common
diff --git a/deps/rabbitmq_federation/src/rabbit_federation_upstream_exchange.erl b/deps/rabbitmq_federation/src/rabbit_federation_upstream_exchange.erl
index e7f5a4b18628..950019262894 100644
--- a/deps/rabbitmq_federation/src/rabbit_federation_upstream_exchange.erl
+++ b/deps/rabbitmq_federation/src/rabbit_federation_upstream_exchange.erl
@@ -23,7 +23,7 @@
 
 -export([description/0, serialise_events/0, route/2]).
 -export([validate/1, validate_binding/2,
-         create/2, delete/3, policy_changed/2,
+         create/2, delete/2, policy_changed/2,
          add_binding/3, remove_bindings/3, assert_args_equivalence/2]).
 -export([info/1, info/2]).
 
@@ -64,7 +64,7 @@ validate(#exchange{arguments = Args}) ->
 
 validate_binding(_X, _B) -> ok.
 create(_Tx, _X) -> ok.
-delete(_Tx, _X, _Bs) -> ok.
+delete(_Tx, _X) -> ok.
 policy_changed(_X1, _X2) -> ok.
 add_binding(_Tx, _X, _B) -> ok.
 remove_bindings(_Tx, _X, _Bs) -> ok.
diff --git a/deps/rabbitmq_shovel/src/rabbit_shovel_dyn_worker_sup_sup.erl b/deps/rabbitmq_shovel/src/rabbit_shovel_dyn_worker_sup_sup.erl
index 86279435e107..c9b82335f05d 100644
--- a/deps/rabbitmq_shovel/src/rabbit_shovel_dyn_worker_sup_sup.erl
+++ b/deps/rabbitmq_shovel/src/rabbit_shovel_dyn_worker_sup_sup.erl
@@ -20,7 +20,7 @@
 start_link() ->
     Pid = case mirrored_supervisor:start_link(
                   {local, ?SUPERVISOR}, ?SUPERVISOR,
-                  fun rabbit_misc:execute_mnesia_transaction/1, ?MODULE, []) of
+                  ?MODULE, []) of
             {ok, Pid0}                       -> Pid0;
             {error, {already_started, Pid0}} -> Pid0
           end,
diff --git a/deps/rabbitmq_shovel/src/rabbit_shovel_worker_sup.erl b/deps/rabbitmq_shovel/src/rabbit_shovel_worker_sup.erl
index f3e44cf63ddf..35764c628da0 100644
--- a/deps/rabbitmq_shovel/src/rabbit_shovel_worker_sup.erl
+++ b/deps/rabbitmq_shovel/src/rabbit_shovel_worker_sup.erl
@@ -15,7 +15,6 @@
 
 start_link(ShovelName, ShovelConfig) ->
     mirrored_supervisor:start_link({local, ShovelName}, ShovelName,
-                                   fun rabbit_misc:execute_mnesia_transaction/1,
                                    ?MODULE, [ShovelName, ShovelConfig]).
 
 init([Name, Config]) ->