speed up track/bus creation a bit

diff --git a/gtk2_ardour/ardour_ui.cc b/gtk2_ardour/ardour_ui.cc
index 8c2ec7605387bee27aef65cdcac10367b4176711..49e1665188f0cd711db9619c626eb2f2f1010bca 100644 (file)
--- a/gtk2_ardour/ardour_ui.cc
+++ b/gtk2_ardour/ardour_ui.cc
@@ -4166,6 +4166,8 @@ ARDOUR_UI::add_route_dialog_finished (int r)
 
        /* XXX do something with name template */
 
+       Session::ProcessorChangeBlocker pcb (_session);
+
        switch (add_route_dialog->type_wanted()) {
        case AddRouteDialog::AudioTrack:
                session_add_audio_track (input_chan.n_audio(), output_chan.n_audio(), add_route_dialog->mode(), route_group, count, name_template, strict_io, order);