diff options
| -rw-r--r-- | libs/ardour/session_transport.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libs/ardour/session_transport.cc b/libs/ardour/session_transport.cc index cc46cffad9..49354dad60 100644 --- a/libs/ardour/session_transport.cc +++ b/libs/ardour/session_transport.cc @@ -492,6 +492,9 @@ Session::butler_transport_work () } if (ptw & PostTransportAdjustCaptureBuffering) { + /* need to prevent concurrency with ARDOUR::DiskWriter::run(), + * DiskWriter::adjust_buffering() re-allocates the ringbuffer */ + Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ()); for (RouteList::iterator i = r->begin(); i != r->end(); ++i) { boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i); if (tr) { |