patch-2.4.10 linux/drivers/acpi/dispatcher/dswstate.c

• Lines: 775
• Date: Sun Sep 23 09:42:32 2001
• Orig file: v2.4.9/linux/drivers/acpi/dispatcher/dswstate.c
• Orig date: Tue Jul 3 17:08:19 2001

diff -u --recursive --new-file v2.4.9/linux/drivers/acpi/dispatcher/dswstate.c linux/drivers/acpi/dispatcher/dswstate.c
@@ -1,7 +1,7 @@
 /******************************************************************************
  *
  * Module Name: dswstate - Dispatcher parse tree walk management routines
- *              $Revision: 45 $
+ *              $Revision: 51 $
  *
  *****************************************************************************/
 
@@ -48,13 +48,13 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_result_insert (
 	void                    *object,
 	u32                     index,
-	ACPI_WALK_STATE         *walk_state)
+	acpi_walk_state         *walk_state)
 {
-	ACPI_GENERIC_STATE      *state;
+	acpi_generic_state      *state;
 
 
 	PROC_NAME ("Ds_result_insert");
@@ -62,20 +62,33 @@
 
 	state = walk_state->results;
 	if (!state) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No result object pushed! State=%p\n",
+			walk_state));
 		return (AE_NOT_EXIST);
 	}
 
 	if (index >= OBJ_NUM_OPERANDS) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+			"Index out of range: %X Obj=%p State=%p Num=%X\n",
+			index, object, walk_state, state->results.num_results));
 		return (AE_BAD_PARAMETER);
 	}
 
 	if (!object) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+			"Null Object! Index=%X Obj=%p State=%p Num=%X\n",
+			index, object, walk_state, state->results.num_results));
 		return (AE_BAD_PARAMETER);
 	}
 
 	state->results.obj_desc [index] = object;
 	state->results.num_results++;
 
+	ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
+		"Obj=%p [%s] State=%p Num=%X Cur=%X\n",
+		object, object ? acpi_ut_get_type_name (((acpi_operand_object *) object)->common.type) : "NULL",
+		walk_state, state->results.num_results, walk_state->current_result));
+
 	return (AE_OK);
 }
 
@@ -94,13 +107,13 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_result_remove (
-	ACPI_OPERAND_OBJECT     **object,
+	acpi_operand_object     **object,
 	u32                     index,
-	ACPI_WALK_STATE         *walk_state)
+	acpi_walk_state         *walk_state)
 {
-	ACPI_GENERIC_STATE      *state;
+	acpi_generic_state      *state;
 
 
 	PROC_NAME ("Ds_result_remove");
@@ -108,14 +121,24 @@
 
 	state = walk_state->results;
 	if (!state) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No result object pushed! State=%p\n",
+			walk_state));
 		return (AE_NOT_EXIST);
 	}
 
+	if (index >= OBJ_NUM_OPERANDS) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+			"Index out of range: %X State=%p Num=%X\n",
+			index, walk_state, state->results.num_results));
+	}
 
 
 	/* Check for a valid result object */
 
 	if (!state->results.obj_desc [index]) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+			"Null operand! State=%p #Ops=%X, Index=%X\n",
+			walk_state, state->results.num_results, index));
 		return (AE_AML_NO_RETURN_VALUE);
 	}
 
@@ -126,6 +149,11 @@
 	*object = state->results.obj_desc [index];
 	state->results.obj_desc [index] = NULL;
 
+	ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
+		"Obj=%p [%s] Index=%X State=%p Num=%X\n",
+		*object, (*object) ? acpi_ut_get_type_name ((*object)->common.type) : "NULL",
+		index, walk_state, state->results.num_results));
+
 	return (AE_OK);
 }
 
@@ -144,13 +172,13 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_result_pop (
-	ACPI_OPERAND_OBJECT     **object,
-	ACPI_WALK_STATE         *walk_state)
+	acpi_operand_object     **object,
+	acpi_walk_state         *walk_state)
 {
 	u32                     index;
-	ACPI_GENERIC_STATE      *state;
+	acpi_generic_state      *state;
 
 
 	PROC_NAME ("Ds_result_pop");
@@ -161,8 +189,9 @@
 		return (AE_OK);
 	}
 
-
 	if (!state->results.num_results) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Result stack is empty! State=%p\n",
+			walk_state));
 		return (AE_AML_NO_RETURN_VALUE);
 	}
 
@@ -177,11 +206,15 @@
 			*object = state->results.obj_desc [index -1];
 			state->results.obj_desc [index -1] = NULL;
 
+			ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s] Index=%X State=%p Num=%X\n",
+				*object, (*object) ? acpi_ut_get_type_name ((*object)->common.type) : "NULL",
+				index -1, walk_state, state->results.num_results));
+
 			return (AE_OK);
 		}
 	}
 
-
+	ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No result objects! State=%p\n", walk_state));
 	return (AE_AML_NO_RETURN_VALUE);
 }
 
@@ -199,13 +232,13 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_result_pop_from_bottom (
-	ACPI_OPERAND_OBJECT     **object,
-	ACPI_WALK_STATE         *walk_state)
+	acpi_operand_object     **object,
+	acpi_walk_state         *walk_state)
 {
 	u32                     index;
-	ACPI_GENERIC_STATE      *state;
+	acpi_generic_state      *state;
 
 
 	PROC_NAME ("Ds_result_pop_from_bottom");
@@ -213,11 +246,14 @@
 
 	state = walk_state->results;
 	if (!state) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+			"Warning: No result object pushed! State=%p\n", walk_state));
 		return (AE_NOT_EXIST);
 	}
 
 
 	if (!state->results.num_results) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No result objects! State=%p\n", walk_state));
 		return (AE_AML_NO_RETURN_VALUE);
 	}
 
@@ -225,7 +261,6 @@
 
 	*object = state->results.obj_desc [0];
 
-
 	/* Push entire stack down one element */
 
 	for (index = 0; index < state->results.num_results; index++) {
@@ -237,9 +272,15 @@
 	/* Check for a valid result object */
 
 	if (!*object) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Null operand! State=%p #Ops=%X, Index=%X\n",
+			walk_state, state->results.num_results, index));
 		return (AE_AML_NO_RETURN_VALUE);
 	}
 
+	ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s], Results=%p State=%p\n",
+		*object, (*object) ? acpi_ut_get_type_name ((*object)->common.type) : "NULL",
+		state, walk_state));
+
 
 	return (AE_OK);
 }
@@ -258,12 +299,12 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_result_push (
-	ACPI_OPERAND_OBJECT     *object,
-	ACPI_WALK_STATE         *walk_state)
+	acpi_operand_object     *object,
+	acpi_walk_state         *walk_state)
 {
-	ACPI_GENERIC_STATE      *state;
+	acpi_generic_state      *state;
 
 
 	PROC_NAME ("Ds_result_push");
@@ -271,14 +312,20 @@
 
 	state = walk_state->results;
 	if (!state) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No result stack frame\n"));
 		return (AE_AML_INTERNAL);
 	}
 
 	if (state->results.num_results == OBJ_NUM_OPERANDS) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+			"Result stack overflow: Obj=%p State=%p Num=%X\n",
+			object, walk_state, state->results.num_results));
 		return (AE_STACK_OVERFLOW);
 	}
 
 	if (!object) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Null Object! Obj=%p State=%p Num=%X\n",
+			object, walk_state, state->results.num_results));
 		return (AE_BAD_PARAMETER);
 	}
 
@@ -286,6 +333,10 @@
 	state->results.obj_desc [state->results.num_results] = object;
 	state->results.num_results++;
 
+	ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s] State=%p Num=%X Cur=%X\n",
+		object, object ? acpi_ut_get_type_name (((acpi_operand_object *) object)->common.type) : "NULL",
+		walk_state, state->results.num_results, walk_state->current_result));
+
 	return (AE_OK);
 }
 
@@ -303,11 +354,13 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_result_stack_push (
-	ACPI_WALK_STATE         *walk_state)
+	acpi_walk_state         *walk_state)
 {
-	ACPI_GENERIC_STATE      *state;
+	acpi_generic_state      *state;
+
+	PROC_NAME ("Ds_result_stack_push");
 
 
 	state = acpi_ut_create_generic_state ();
@@ -317,6 +370,9 @@
 
 	acpi_ut_push_generic_state (&walk_state->results, state);
 
+	ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Results=%p State=%p\n",
+		state, walk_state));
+
 	return (AE_OK);
 }
 
@@ -333,22 +389,30 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_result_stack_pop (
-	ACPI_WALK_STATE         *walk_state)
+	acpi_walk_state         *walk_state)
 {
-	ACPI_GENERIC_STATE      *state;
+	acpi_generic_state      *state;
+
+	PROC_NAME ("Ds_result_stack_pop");
 
 
 	/* Check for stack underflow */
 
 	if (walk_state->results == NULL) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Underflow - State=%p\n",
+			walk_state));
 		return (AE_AML_NO_OPERAND);
 	}
 
 
 	state = acpi_ut_pop_generic_state (&walk_state->results);
 
+	ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
+		"Result=%p Remaining_results=%X State=%p\n",
+		state, state->results.num_results, walk_state));
+
 	acpi_ut_delete_generic_state (state);
 
 	return (AE_OK);
@@ -368,13 +432,16 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_obj_stack_delete_all (
-	ACPI_WALK_STATE         *walk_state)
+	acpi_walk_state         *walk_state)
 {
 	u32                     i;
 
 
+	FUNCTION_TRACE_PTR ("Ds_obj_stack_delete_all", walk_state);
+
+
 	/* The stack size is configurable, but fixed */
 
 	for (i = 0; i < OBJ_NUM_OPERANDS; i++) {
@@ -384,7 +451,7 @@
 		}
 	}
 
-	return (AE_OK);
+	return_ACPI_STATUS (AE_OK);
 }
 
 
@@ -401,16 +468,20 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_obj_stack_push (
 	void                    *object,
-	ACPI_WALK_STATE         *walk_state)
+	acpi_walk_state         *walk_state)
 {
+	PROC_NAME ("Ds_obj_stack_push");
 
 
 	/* Check for stack overflow */
 
 	if (walk_state->num_operands >= OBJ_NUM_OPERANDS) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+			"overflow! Obj=%p State=%p #Ops=%X\n",
+			object, walk_state, walk_state->num_operands));
 		return (AE_STACK_OVERFLOW);
 	}
 
@@ -419,10 +490,15 @@
 	walk_state->operands [walk_state->num_operands] = object;
 	walk_state->num_operands++;
 
+	ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s] State=%p #Ops=%X\n",
+			  object, acpi_ut_get_type_name (((acpi_operand_object *) object)->common.type),
+			  walk_state, walk_state->num_operands));
+
 	return (AE_OK);
 }
 
 
+#if 0
 /*******************************************************************************
  *
  * FUNCTION:    Acpi_ds_obj_stack_pop_object
@@ -437,16 +513,20 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_obj_stack_pop_object (
-	ACPI_OPERAND_OBJECT     **object,
-	ACPI_WALK_STATE         *walk_state)
+	acpi_operand_object     **object,
+	acpi_walk_state         *walk_state)
 {
+	PROC_NAME ("Ds_obj_stack_pop_object");
 
 
 	/* Check for stack underflow */
 
 	if (walk_state->num_operands == 0) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+			"Missing operand/stack empty! State=%p #Ops=%X\n",
+			walk_state, walk_state->num_operands));
 		*object = NULL;
 		return (AE_AML_NO_OPERAND);
 	}
@@ -458,6 +538,9 @@
 	/* Check for a valid operand */
 
 	if (!walk_state->operands [walk_state->num_operands]) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+			"Null operand! State=%p #Ops=%X\n",
+			walk_state, walk_state->num_operands));
 		*object = NULL;
 		return (AE_AML_NO_OPERAND);
 	}
@@ -467,9 +550,13 @@
 	*object = walk_state->operands [walk_state->num_operands];
 	walk_state->operands [walk_state->num_operands] = NULL;
 
+	ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s] State=%p #Ops=%X\n",
+			  *object, acpi_ut_get_type_name ((*object)->common.type),
+			  walk_state, walk_state->num_operands));
+
 	return (AE_OK);
 }
-
+#endif
 
 /*******************************************************************************
  *
@@ -485,18 +572,23 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_obj_stack_pop (
 	u32                     pop_count,
-	ACPI_WALK_STATE         *walk_state)
+	acpi_walk_state         *walk_state)
 {
 	u32                     i;
 
+	PROC_NAME ("Ds_obj_stack_pop");
+
 
 	for (i = 0; i < pop_count; i++) {
 		/* Check for stack underflow */
 
 		if (walk_state->num_operands == 0) {
+			ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+				"Underflow! Count=%X State=%p #Ops=%X\n",
+				pop_count, walk_state, walk_state->num_operands));
 			return (AE_STACK_UNDERFLOW);
 		}
 
@@ -506,6 +598,9 @@
 		walk_state->operands [walk_state->num_operands] = NULL;
 	}
 
+	ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Count=%X State=%p #Ops=%X\n",
+			  pop_count, walk_state, walk_state->num_operands));
+
 	return (AE_OK);
 }
 
@@ -524,19 +619,24 @@
  *
  ******************************************************************************/
 
-ACPI_STATUS
+acpi_status
 acpi_ds_obj_stack_pop_and_delete (
 	u32                     pop_count,
-	ACPI_WALK_STATE         *walk_state)
+	acpi_walk_state         *walk_state)
 {
 	u32                     i;
-	ACPI_OPERAND_OBJECT     *obj_desc;
+	acpi_operand_object     *obj_desc;
+
+	PROC_NAME ("Ds_obj_stack_pop_and_delete");
 
 
 	for (i = 0; i < pop_count; i++) {
 		/* Check for stack underflow */
 
 		if (walk_state->num_operands == 0) {
+			ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+				"Underflow! Count=%X State=%p #Ops=%X\n",
+				pop_count, walk_state, walk_state->num_operands));
 			return (AE_STACK_UNDERFLOW);
 		}
 
@@ -550,6 +650,9 @@
 		}
 	}
 
+	ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Count=%X State=%p #Ops=%X\n",
+			  pop_count, walk_state, walk_state->num_operands));
+
 	return (AE_OK);
 }
 
@@ -572,24 +675,26 @@
 void *
 acpi_ds_obj_stack_get_value (
 	u32                     index,
-	ACPI_WALK_STATE         *walk_state)
+	acpi_walk_state         *walk_state)
 {
 
+	FUNCTION_TRACE_PTR ("Ds_obj_stack_get_value", walk_state);
+
 
 	/* Can't do it if the stack is empty */
 
 	if (walk_state->num_operands == 0) {
-		return (NULL);
+		return_PTR (NULL);
 	}
 
 	/* or if the index is past the top of the stack */
 
 	if (index > (walk_state->num_operands - (u32) 1)) {
-		return (NULL);
+		return_PTR (NULL);
 	}
 
 
-	return (walk_state->operands[(NATIVE_UINT)(walk_state->num_operands - 1) -
+	return_PTR (walk_state->operands[(NATIVE_UINT)(walk_state->num_operands - 1) -
 			  index]);
 }
 
@@ -607,11 +712,16 @@
  *
  ******************************************************************************/
 
-ACPI_WALK_STATE *
+acpi_walk_state *
 acpi_ds_get_current_walk_state (
-	ACPI_WALK_LIST          *walk_list)
+	acpi_walk_list          *walk_list)
 
 {
+	PROC_NAME ("Ds_get_current_walk_state");
+
+
+	ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "Ds_get_current_walk_state, =%p\n",
+		walk_list->walk_state));
 
 	if (!walk_list) {
 		return (NULL);
@@ -636,15 +746,16 @@
 
 static void
 acpi_ds_push_walk_state (
-	ACPI_WALK_STATE         *walk_state,
-	ACPI_WALK_LIST          *walk_list)
+	acpi_walk_state         *walk_state,
+	acpi_walk_list          *walk_list)
 {
+	FUNCTION_TRACE ("Ds_push_walk_state");
 
 
 	walk_state->next    = walk_list->walk_state;
 	walk_list->walk_state = walk_state;
 
-	return;
+	return_VOID;
 }
 
 
@@ -662,11 +773,14 @@
  *
  ******************************************************************************/
 
-ACPI_WALK_STATE *
+acpi_walk_state *
 acpi_ds_pop_walk_state (
-	ACPI_WALK_LIST          *walk_list)
+	acpi_walk_list          *walk_list)
 {
-	ACPI_WALK_STATE         *walk_state;
+	acpi_walk_state         *walk_state;
+
+
+	FUNCTION_TRACE ("Ds_pop_walk_state");
 
 
 	walk_state = walk_list->walk_state;
@@ -683,7 +797,7 @@
 		 */
 	}
 
-	return (walk_state);
+	return_PTR (walk_state);
 }
 
 
@@ -701,45 +815,23 @@
  *
  ******************************************************************************/
 
-ACPI_WALK_STATE *
+acpi_walk_state *
 acpi_ds_create_walk_state (
-	ACPI_OWNER_ID           owner_id,
-	ACPI_PARSE_OBJECT       *origin,
-	ACPI_OPERAND_OBJECT     *mth_desc,
-	ACPI_WALK_LIST          *walk_list)
+	acpi_owner_id           owner_id,
+	acpi_parse_object       *origin,
+	acpi_operand_object     *mth_desc,
+	acpi_walk_list          *walk_list)
 {
-	ACPI_WALK_STATE         *walk_state;
-	ACPI_STATUS             status;
+	acpi_walk_state         *walk_state;
+	acpi_status             status;
 
 
-	acpi_ut_acquire_mutex (ACPI_MTX_CACHES);
-	acpi_gbl_walk_state_cache_requests++;
+	FUNCTION_TRACE ("Ds_create_walk_state");
 
-	/* Check the cache first */
 
-	if (acpi_gbl_walk_state_cache) {
-		/* There is an object available, use it */
-
-		walk_state = acpi_gbl_walk_state_cache;
-		acpi_gbl_walk_state_cache = walk_state->next;
-
-		acpi_gbl_walk_state_cache_hits++;
-		acpi_gbl_walk_state_cache_depth--;
-
-		acpi_ut_release_mutex (ACPI_MTX_CACHES);
-	}
-
-	else {
-		/* The cache is empty, create a new object */
-
-		/* Avoid deadlock with Acpi_ut_callocate */
-
-		acpi_ut_release_mutex (ACPI_MTX_CACHES);
-
-		walk_state = acpi_ut_callocate (sizeof (ACPI_WALK_STATE));
-		if (!walk_state) {
-			return (NULL);
-		}
+	walk_state = acpi_ut_acquire_from_cache (ACPI_MEM_LIST_WALK);
+	if (!walk_state) {
+		return_PTR (NULL);
 	}
 
 	walk_state->data_type       = ACPI_DESC_TYPE_WALK;
@@ -758,15 +850,14 @@
 
 	status = acpi_ds_result_stack_push (walk_state);
 	if (ACPI_FAILURE (status)) {
-		return (NULL);
+		return_PTR (NULL);
 	}
 
-
 	/* Put the new state at the head of the walk list */
 
 	acpi_ds_push_walk_state (walk_state, walk_list);
 
-	return (walk_state);
+	return_PTR (walk_state);
 }
 
 
@@ -784,9 +875,12 @@
 
 void
 acpi_ds_delete_walk_state (
-	ACPI_WALK_STATE         *walk_state)
+	acpi_walk_state         *walk_state)
 {
-	ACPI_GENERIC_STATE      *state;
+	acpi_generic_state      *state;
+
+
+	FUNCTION_TRACE_PTR ("Ds_delete_walk_state", walk_state);
 
 
 	if (!walk_state) {
@@ -794,6 +888,7 @@
 	}
 
 	if (walk_state->data_type != ACPI_DESC_TYPE_WALK) {
+		ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "%p is not a valid walk state\n", walk_state));
 		return;
 	}
 
@@ -825,34 +920,8 @@
 		acpi_ut_delete_generic_state (state);
 	}
 
-
-	/* If walk cache is full, just free this wallkstate object */
-
-	if (acpi_gbl_walk_state_cache_depth >= MAX_WALK_CACHE_DEPTH) {
-		acpi_ut_free (walk_state);
-	}
-
-	/* Otherwise put this object back into the cache */
-
-	else {
-		acpi_ut_acquire_mutex (ACPI_MTX_CACHES);
-
-		/* Clear the state */
-
-		MEMSET (walk_state, 0, sizeof (ACPI_WALK_STATE));
-		walk_state->data_type = ACPI_DESC_TYPE_WALK;
-
-		/* Put the object at the head of the global cache list */
-
-		walk_state->next = acpi_gbl_walk_state_cache;
-		acpi_gbl_walk_state_cache = walk_state;
-		acpi_gbl_walk_state_cache_depth++;
-
-
-		acpi_ut_release_mutex (ACPI_MTX_CACHES);
-	}
-
-	return;
+	acpi_ut_release_to_cache (ACPI_MEM_LIST_WALK, walk_state);
+	return_VOID;
 }
 
 
@@ -873,21 +942,11 @@
 acpi_ds_delete_walk_state_cache (
 	void)
 {
-	ACPI_WALK_STATE         *next;
-
+	FUNCTION_TRACE ("Ds_delete_walk_state_cache");
 
-	/* Traverse the global cache list */
-
-	while (acpi_gbl_walk_state_cache) {
-		/* Delete one cached state object */
-
-		next = acpi_gbl_walk_state_cache->next;
-		acpi_ut_free (acpi_gbl_walk_state_cache);
-		acpi_gbl_walk_state_cache = next;
-		acpi_gbl_walk_state_cache_depth--;
-	}
 
-	return;
+	acpi_ut_delete_generic_cache (ACPI_MEM_LIST_WALK);
+	return_VOID;
 }