From 16db8b5972de36a640f6173aba4a8e27123fa49c Mon Sep 17 00:00:00 2001
From: Carl Hetherington <carl@carlh.net>
Date: Wed, 13 Jul 2011 01:00:53 +0000
Subject: Add a couple of missing attach_buffers() calls after _ports has been
 changed.  I think this fixes #3856.

git-svn-id: svn://localhost/ardour2/branches/3.0@9858 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 libs/ardour/io.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'libs/ardour/io.cc')

diff --git a/libs/ardour/io.cc b/libs/ardour/io.cc
index 13d22e6592..db3bffbe30 100644
--- a/libs/ardour/io.cc
+++ b/libs/ardour/io.cc
@@ -267,7 +267,7 @@ IO::remove_port (Port* port, void* src)
 
 		if (change.type != IOChange::NoChange) {
 			changed (change, src);
-			_session.set_dirty ();
+			_buffers.attach_buffers (_ports);
 		}
 	}
 
@@ -279,6 +279,8 @@ IO::remove_port (Port* port, void* src)
 		return -1;
 	}
 
+	_session.set_dirty ();
+	
 	return 0;
 }
 
@@ -332,6 +334,7 @@ IO::add_port (string destination, void* src, DataType type)
 		change.type = IOChange::ConfigurationChanged;
 		change.after = _ports.count ();
 		changed (change, src); /* EMIT SIGNAL */
+		_buffers.attach_buffers (_ports);
 	}
 
 	if (destination.length()) {
@@ -1531,6 +1534,7 @@ IO::connected_to (const string& str) const
 	return false;
 }
 
+/** Caller must hold process lock */
 void
 IO::process_input (boost::shared_ptr<Processor> proc, framepos_t start_frame, framepos_t end_frame, pframes_t nframes)
 {
-- 
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