SigSession: Converted _signals_mutex into a boost::shared_mutex

[pulseview.git] / pv / popups / channels.cpp

diff --git a/pv/popups/channels.cpp b/pv/popups/channels.cpp
index 9afc3b48952754047eecce46b3f7aefb2630beb8..ee0daedf4b1035f76c6d6346dc9a59616be8db49 100644 (file)
--- a/pv/popups/channels.cpp
+++ b/pv/popups/channels.cpp
@@ -35,6 +35,8 @@
 
 using namespace Qt;
 
+using boost::shared_lock;
+using boost::shared_mutex;
 using std::lock_guard;
 using std::map;
 using std::mutex;
@@ -68,7 +70,7 @@ Channels::Channels(SigSession &session, QWidget *parent) :
        // Collect a set of signals
        map<shared_ptr<Channel>, shared_ptr<Signal> > signal_map;
 
-       lock_guard<mutex> lock(_session.signals_mutex());
+       shared_lock<shared_mutex> lock(_session.signals_mutex());
        const vector< shared_ptr<Signal> > &sigs(_session.signals());
 
        for (const shared_ptr<Signal> &sig : sigs)