diff -r a151135b0cf9 -r aa2539c91954 tracesrv/tracecore/btrace_handler/inc/TraceCoreActivationBase.inl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tracesrv/tracecore/btrace_handler/inc/TraceCoreActivationBase.inl	Fri Oct 08 14:56:39 2010 +0300
@@ -0,0 +1,45 @@
+// Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// Base class for activation classes
+//
+
+#ifndef __TRACECOREACTIVATIONBASE_INL__
+#define __TRACECOREACTIVATIONBASE_INL__
+
+#include <kern_priv.h>
+#include "TraceCoreActivationBase.h"
+
+
+inline TInt DTraceCoreActivationBase::ReadLock()
+    {
+#if defined(__SMP__)
+   return __SPIN_LOCK_IRQSAVE(iActivationReadLock);
+#else
+    return NKern::DisableAllInterrupts();
+#endif
+    }
+
+
+inline void DTraceCoreActivationBase::ReadUnlock(TInt aIrqLevel)
+    {
+#if defined(__SMP__)
+    __SPIN_UNLOCK_IRQRESTORE(iActivationReadLock, aIrqLevel);
+#else
+    NKern::RestoreInterrupts(aIrqLevel);
+#endif
+    }
+
+
+#endif
+