From 11dcec07bf6b17a394d6f4f9b79069d1ecb3202f Mon Sep 17 00:00:00 2001
From: Jeff Hill <johill@lanl.gov>
Date: Wed, 12 Feb 2003 18:54:10 +0000
Subject: [PATCH] added ref count locking

---
 src/gdd/gddI.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/gdd/gddI.h b/src/gdd/gddI.h
index b0f9ec777..93d122a48 100644
--- a/src/gdd/gddI.h
+++ b/src/gdd/gddI.h
@@ -136,6 +136,8 @@ inline gddStatus gdd::noReferencing(void)
 }
 inline gddStatus gdd::reference(void) const
 {
+    epicsGuard < epicsMutex > guard ( * gdd::pGlobalMutex );
+
     int rc=0;
 
     if(isNoRef())
@@ -157,6 +159,8 @@ inline gddStatus gdd::reference(void) const
 
 inline gddStatus gdd::unreference(void) const
 {
+    epicsGuard < epicsMutex > guard ( * gdd::pGlobalMutex );
+
 	int rc=0;
 
     if ( ref_cnt > 1u ) {