diff options
Diffstat (limited to 'libs/ardour/port_insert.cc')
| -rw-r--r-- | libs/ardour/port_insert.cc | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/libs/ardour/port_insert.cc b/libs/ardour/port_insert.cc index 20c6b127d2..4854c08d8b 100644 --- a/libs/ardour/port_insert.cc +++ b/libs/ardour/port_insert.cc @@ -244,17 +244,22 @@ PortInsert::signal_latency() const } } +/** Caller must not hold process lock */ bool PortInsert::configure_io (ChanCount in, ChanCount out) { /* for an insert, processor input corresponds to IO output, and vice versa */ - if (_input->ensure_io (in, false, this) != 0) { - return false; - } - - if (_output->ensure_io (out, false, this) != 0) { - return false; + { + Glib::Mutex::Lock lm (AudioEngine::instance()->process_lock ()); + + if (_input->ensure_io (in, false, this) != 0) { + return false; + } + + if (_output->ensure_io (out, false, this) != 0) { + return false; + } } return Processor::configure_io (in, out); |