acpica-unix2-20130823
PANKOVs restructure

@@ -3,11 +3,11 @@
  * Module Name: nswalk - Functions for walking the ACPI namespace
  *
  *****************************************************************************/
 
 /*
- * Copyright (C) 2000 - 2011, Intel Corp.
+ * Copyright (C) 2000 - 2013, Intel Corp.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:

@@ -163,13 +163,13 @@
  * PARAMETERS:  Type                - ACPI_OBJECT_TYPE to search for
  *              StartNode           - Handle in namespace where search begins
  *              MaxDepth            - Depth to which search is to reach
  *              Flags               - Whether to unlock the NS before invoking
  *                                    the callback routine
- *              PreOrderVisit       - Called during tree pre-order visit
+ *              DescendingCallback  - Called during tree descent
  *                                    when an object of "Type" is found
- *              PostOrderVisit      - Called during tree post-order visit
+ *              AscendingCallback   - Called during tree ascent
  *                                    when an object of "Type" is found
  *              Context             - Passed to user function(s) above
  *              ReturnValue         - from the UserFunction if terminated
  *                                    early. Otherwise, returns NULL.
  * RETURNS:     Status

@@ -193,12 +193,12 @@
 AcpiNsWalkNamespace (
     ACPI_OBJECT_TYPE        Type,
     ACPI_HANDLE             StartNode,
     UINT32                  MaxDepth,
     UINT32                  Flags,
-    ACPI_WALK_CALLBACK      PreOrderVisit,
-    ACPI_WALK_CALLBACK      PostOrderVisit,
+    ACPI_WALK_CALLBACK      DescendingCallback,
+    ACPI_WALK_CALLBACK      AscendingCallback,
     void                    *Context,
     void                    **ReturnValue)
 {
     ACPI_STATUS             Status;
     ACPI_STATUS             MutexStatus;

@@ -272,26 +272,26 @@
                     return_ACPI_STATUS (MutexStatus);
                 }
             }
 
             /*
-             * Invoke the user function, either pre-order or post-order
+             * Invoke the user function, either descending, ascending,
              * or both.
              */
             if (!NodePreviouslyVisited)
             {
-                if (PreOrderVisit)
+                if (DescendingCallback)
                 {
-                    Status = PreOrderVisit (ChildNode, Level,
+                    Status = DescendingCallback (ChildNode, Level,
                                 Context, ReturnValue);
                 }
             }
             else
             {
-                if (PostOrderVisit)
+                if (AscendingCallback)
                 {
-                    Status = PostOrderVisit (ChildNode, Level,
+                    Status = AscendingCallback (ChildNode, Level,
                                 Context, ReturnValue);
                 }
             }
 
             if (Flags & ACPI_NS_WALK_UNLOCK)

@@ -380,7 +380,5 @@
 
     /* Complete walk, not terminated by user function */
 
     return_ACPI_STATUS (AE_OK);
 }
-
-