From c697380d37e5ea11bd583571a7accdbca85af209 Mon Sep 17 00:00:00 2001
From: "Joseph F. Boudreau" <boudreau@pitt.edu>
Date: Tue, 14 May 2024 08:42:20 +0200
Subject: [PATCH] Add back mutex member data

---
 GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h b/GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h
index d568e89e3..7f80f6cae 100644
--- a/GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h
+++ b/GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h
@@ -57,7 +57,7 @@ class GeoLogVol : public RCBase
 
   //	Material composition of this volume.
   mutable GeoIntrusivePtr<const GeoMaterial> m_material{};
-  //JFB mutable std::shared_mutex m_mutex{};
+  mutable std::shared_mutex m_mutex{};
 
   //	Shape of this volume.
   GeoIntrusivePtr<const GeoShape> m_shape{};
-- 
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