1 files changed, 50 insertions, 0 deletions
diff --git a/cpukit/score/src/pheapwalk.c b/cpukit/score/src/pheapwalk.c
new file mode 100644
index 0000000000..4aa2279902
--- /dev/null
+++ b/cpukit/score/src/pheapwalk.c
@@ -0,0 +1,50 @@
+/**
+ * @file
+ *
+ * @ingroup ScoreProtHeap
+ *
+ * @brief Protected Heap Handler implementation.
+ */
+
+/*
+ *  COPYRIGHT (c) 1989-2007.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/system.h>
+#include <rtems/score/protectedheap.h>
+
+bool _Protected_heap_Walk(
+  Heap_Control *the_heap,
+  int           source,
+  bool          do_dump
+)
+{
+  bool    status;
+
+  /*
+   * If we are called from within a dispatching critical section,
+   * then it is forbidden to lock a mutex.  But since we are inside
+   * a critical section, it should be safe to walk it unlocked.
+   *
+   * NOTE: Dispatching is also disabled during initialization.
+   */
+  if ( !_Thread_Dispatch_disable_level ) {
+    _RTEMS_Lock_allocator();
+      status = _Heap_Walk( the_heap, source, do_dump );
+    _RTEMS_Unlock_allocator();
+  } else {
+    status = _Heap_Walk( the_heap, source, do_dump );
+  }
+  return status;
+}