remove dead codebug23109

nobody ever uses the reader profiling, and the underlying config
mechanism hasn't been used by anything else.

3 files changed, 0 insertions, 54 deletions

diff --git a/src/rabbit_misc.erl b/src/rabbit_misc.erl
index 5fa3f8ed..086d260e 100644
--- a/src/rabbit_misc.erl
+++ b/src/rabbit_misc.erl
@@ -39,7 +39,6 @@
 -export([die/1, frame_error/2, amqp_error/4,
          protocol_error/3, protocol_error/4, protocol_error/1]).
 -export([not_found/1, assert_args_equivalence/4]).
--export([get_config/1, get_config/2, set_config/2]).
 -export([dirty_read/1]).
 -export([table_lookup/2]).
 -export([r/3, r/2, r_arg/4, rs/1]).
@@ -108,10 +107,6 @@
                                     rabbit_framing:amqp_table(),
                                     rabbit_types:r(any()), [binary()]) ->
                                         'ok' | rabbit_types:connection_exit()).
--spec(get_config/1 ::
-        (atom()) -> rabbit_types:ok_or_error2(any(), 'not_found')).
--spec(get_config/2 :: (atom(), A) -> A).
--spec(set_config/2 :: (atom(), any()) -> 'ok').
 -spec(dirty_read/1 ::
         ({atom(), any()}) -> rabbit_types:ok_or_error2(any(), 'not_found')).
 -spec(table_lookup/2 ::
@@ -240,21 +235,6 @@ assert_args_equivalence1(Orig, New, Name, Key) ->
                            [Key, rabbit_misc:rs(Name), New1, Orig1])
     end.
 
-get_config(Key) ->
-    case dirty_read({rabbit_config, Key}) of
-        {ok, {rabbit_config, Key, V}} -> {ok, V};
-        Other -> Other
-    end.
-
-get_config(Key, DefaultValue) ->
-    case get_config(Key) of
-        {ok, V} -> V;
-        {error, not_found} -> DefaultValue
-    end.
-
-set_config(Key, Value) ->
-    ok = mnesia:dirty_write({rabbit_config, Key, Value}).
-
 dirty_read(ReadSpec) ->
     case mnesia:dirty_read(ReadSpec) of
         [Result] -> {ok, Result};
diff --git a/src/rabbit_mnesia.erl b/src/rabbit_mnesia.erl
index 4a5adfae..a3214888 100644
--- a/src/rabbit_mnesia.erl
+++ b/src/rabbit_mnesia.erl
@@ -169,10 +169,6 @@ table_definitions() ->
        {attributes, record_info(fields, vhost)},
        {disc_copies, [node()]},
        {match, #vhost{_='_'}}]},
-     {rabbit_config,
-      [{attributes, [key, val]},                % same mnesia's default
-       {disc_copies, [node()]},
-       {match, {rabbit_config, '_', '_'}}]},
      {rabbit_listener,
       [{record_name, listener},
        {attributes, record_info(fields, listener)},
diff --git a/src/rabbit_reader.erl b/src/rabbit_reader.erl
index a133bf45..562d35aa 100644
--- a/src/rabbit_reader.erl
+++ b/src/rabbit_reader.erl
@@ -46,7 +46,6 @@
 -export([emit_stats/1]).
 
 -import(gen_tcp).
--import(fprof).
 -import(inet).
 -import(prim_inet).
 
@@ -208,33 +207,6 @@ info(Pid, Items) ->
 emit_stats(Pid) ->
     gen_server:cast(Pid, emit_stats).
 
-setup_profiling() ->
-    Value = rabbit_misc:get_config(profiling_enabled, false),
-    case Value of
-        once ->
-            rabbit_log:info("Enabling profiling for this connection, "
-                            "and disabling for subsequent.~n"),
-            rabbit_misc:set_config(profiling_enabled, false),
-            fprof:trace(start);
-        true ->
-            rabbit_log:info("Enabling profiling for this connection.~n"),
-            fprof:trace(start);
-        false ->
-            ok
-    end,
-    Value.
-
-teardown_profiling(Value) ->
-    case Value of
-        false ->
-            ok;
-        _ ->
-            rabbit_log:info("Completing profiling for this connection.~n"),
-            fprof:trace(stop),
-            fprof:profile(),
-            fprof:analyse([{dest, []}, {cols, 100}])
-    end.
-
 conserve_memory(Pid, Conserve) ->
     Pid ! {conserve_memory, Conserve},
     ok.
@@ -270,7 +242,6 @@ start_connection(Parent, Deb, Sock, SockTransform) ->
     ClientSock = socket_op(Sock, SockTransform),
     erlang:send_after(?HANDSHAKE_TIMEOUT * 1000, self(),
                       handshake_timeout),
-    ProfilingValue = setup_profiling(),
     {ok, Collector} = rabbit_queue_collector:start_link(),
     try
         mainloop(Deb, switch_callback(
@@ -308,7 +279,6 @@ start_connection(Parent, Deb, Sock, SockTransform) ->
         %% output to be sent, which results in unnecessary delays.
         %%
         %% gen_tcp:close(ClientSock),
-        teardown_profiling(ProfilingValue),
         rabbit_misc:unlink_and_capture_exit(Collector),
         rabbit_queue_collector:shutdown(Collector),
         rabbit_event:notify(connection_closed, [{pid, self()}])