text: /******************************************************************************
   *
   * Module Name: uttrack - Memory allocation tracking routines (debug only)
   *
   *****************************************************************************/
  
  /******************************************************************************
   *
   * 1. Copyright Notice
   *
   * Some or all of this work - Copyright (c) 1999 - 2021, Intel Corp.
   * All rights reserved.
   *
   * 2. License
   *
   * 2.1. This is your license from Intel Corp. under its intellectual property
   * rights. You may have additional license terms from the party that provided
   * you this software, covering your right to use that party's intellectual
   * property rights.
   *
   * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
   * copy of the source code appearing in this file ("Covered Code") an
   * irrevocable, perpetual, worldwide license under Intel's copyrights in the
   * base code distributed originally by Intel ("Original Intel Code") to copy,
   * make derivatives, distribute, use and display any portion of the Covered
   * Code in any form, with the right to sublicense such rights; and
   *
   * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
   * license (with the right to sublicense), under only those claims of Intel
   * patents that are infringed by the Original Intel Code, to make, use, sell,
   * offer to sell, and import the Covered Code and derivative works thereof
   * solely to the minimum extent necessary to exercise the above copyright
   * license, and in no event shall the patent license extend to any additions
   * to or modifications of the Original Intel Code. No other license or right
   * is granted directly or by implication, estoppel or otherwise;
   *
   * The above copyright and patent license is granted only if the following
   * conditions are met:
   *
   * 3. Conditions
   *
   * 3.1. Redistribution of Source with Rights to Further Distribute Source.
   * Redistribution of source code of any substantial portion of the Covered
   * Code or modification with rights to further distribute source must include
   * the above Copyright Notice, the above License, this list of Conditions,
   * and the following Disclaimer and Export Compliance provision. In addition,
   * Licensee must cause all Covered Code to which Licensee contributes to
   * contain a file documenting the changes Licensee made to create that Covered
   * Code and the date of any change. Licensee must include in that file the
   * documentation of any changes made by any predecessor Licensee. Licensee
   * must include a prominent statement that the modification is derived,
   * directly or indirectly, from Original Intel Code.
   *
   * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
   * Redistribution of source code of any substantial portion of the Covered
   * Code or modification without rights to further distribute source must
   * include the following Disclaimer and Export Compliance provision in the
   * documentation and/or other materials provided with distribution. In
   * addition, Licensee may not authorize further sublicense of source of any
   * portion of the Covered Code, and must include terms to the effect that the
   * license from Licensee to its licensee is limited to the intellectual
   * property embodied in the software Licensee provides to its licensee, and
   * not to intellectual property embodied in modifications its licensee may
   * make.
   *
   * 3.3. Redistribution of Executable. Redistribution in executable form of any
   * substantial portion of the Covered Code or modification must reproduce the
   * above Copyright Notice, and the following Disclaimer and Export Compliance
   * provision in the documentation and/or other materials provided with the
   * distribution.
   *
   * 3.4. Intel retains all right, title, and interest in and to the Original
   * Intel Code.
   *
   * 3.5. Neither the name Intel nor any other trademark owned or controlled by
   * Intel shall be used in advertising or otherwise to promote the sale, use or
   * other dealings in products derived from or relating to the Covered Code
   * without prior written authorization from Intel.
   *
   * 4. Disclaimer and Export Compliance
   *
   * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
   * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
   * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
   * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
   * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
   * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
   * PARTICULAR PURPOSE.
   *
   * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
   * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
   * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
   * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
   * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
   * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
   * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
   * LIMITED REMEDY.
   *
   * 4.3. Licensee shall not export, either directly or indirectly, any of this
   * software or system incorporating such software without first obtaining any
   * required license or other approval from the U. S. Department of Commerce or
   * any other agency or department of the United States Government. In the
   * event Licensee exports any such software from the United States or
   * re-exports any such software from a foreign destination, Licensee shall
   * ensure that the distribution and export/re-export of the software is in
   * compliance with all laws, regulations, orders, or other restrictions of the
   * U.S. Export Administration Regulations. Licensee agrees that neither it nor
   * any of its subsidiaries will export/re-export any technical data, process,
   * software, or service, directly or indirectly, to any country for which the
   * United States government or any agency thereof requires an export license,
   * other governmental approval, or letter of assurance, without first obtaining
   * such license, approval or letter.
   *
   *****************************************************************************
   *
   * Alternatively, you may choose to be licensed under the terms of the
   * following license:
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions, and the following disclaimer,
   *    without modification.
   * 2. Redistributions in binary form must reproduce at minimum a disclaimer
   *    substantially similar to the "NO WARRANTY" disclaimer below
   *    ("Disclaimer") and any redistribution must be conditioned upon
   *    including a substantially similar Disclaimer requirement for further
   *    binary redistribution.
   * 3. Neither the names of the above-listed copyright holders nor the names
   *    of any contributors may be used to endorse or promote products derived
   *    from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   * Alternatively, you may choose to be licensed under the terms of the
   * GNU General Public License ("GPL") version 2 as published by the Free
   * Software Foundation.
   *
   *****************************************************************************/
  
  /*
   * These procedures are used for tracking memory leaks in the subsystem, and
   * they get compiled out when the ACPI_DBG_TRACK_ALLOCATIONS is not set.
   *
   * Each memory allocation is tracked via a doubly linked list. Each
   * element contains the caller's component, module name, function name, and
   * line number. AcpiUtAllocate and AcpiUtAllocateZeroed call
   * AcpiUtTrackAllocation to add an element to the list; deletion
   * occurs in the body of AcpiUtFree.
   */
  
  #include "acpi.h"
  #include "accommon.h"
  
  #ifdef ACPI_DBG_TRACK_ALLOCATIONS
  
  #define _COMPONENT          ACPI_UTILITIES
          ACPI_MODULE_NAME    ("uttrack")
  
  
  /* Local prototypes */
  
  static ACPI_DEBUG_MEM_BLOCK *
  AcpiUtFindAllocation (
      ACPI_DEBUG_MEM_BLOCK    *Allocation);
  
  static ACPI_STATUS
  AcpiUtTrackAllocation (
      ACPI_DEBUG_MEM_BLOCK    *Address,
      ACPI_SIZE               Size,
      UINT8                   AllocType,
      UINT32                  Component,
      const char              *Module,
      UINT32                  Line);
  
  static ACPI_STATUS
  AcpiUtRemoveAllocation (
      ACPI_DEBUG_MEM_BLOCK    *Address,
      UINT32                  Component,
      const char              *Module,
      UINT32                  Line);
  
  
  /*******************************************************************************
   *
   * FUNCTION:    AcpiUtCreateList
   *
   * PARAMETERS:  CacheName       - Ascii name for the cache
   *              ObjectSize      - Size of each cached object
   *              ReturnCache     - Where the new cache object is returned
   *
   * RETURN:      Status
   *
   * DESCRIPTION: Create a local memory list for tracking purposed
   *
   ******************************************************************************/
  
  ACPI_STATUS
  AcpiUtCreateList (
      const char              *ListName,
      UINT16                  ObjectSize,
      ACPI_MEMORY_LIST        **ReturnCache)
  {
      ACPI_MEMORY_LIST        *Cache;
  
  
      Cache = AcpiOsAllocateZeroed (sizeof (ACPI_MEMORY_LIST));
      if (!Cache)
      {
          return (AE_NO_MEMORY);
      }
  
      Cache->ListName = ListName;
      Cache->ObjectSize = ObjectSize;
  
      *ReturnCache = Cache;
      return (AE_OK);
  }
  
  
  /*******************************************************************************
   *
   * FUNCTION:    AcpiUtAllocateAndTrack
   *
   * PARAMETERS:  Size                - Size of the allocation
   *              Component           - Component type of caller
   *              Module              - Source file name of caller
   *              Line                - Line number of caller
   *
   * RETURN:      Address of the allocated memory on success, NULL on failure.
   *
   * DESCRIPTION: The subsystem's equivalent of malloc.
   *
   ******************************************************************************/
  
  void *
  AcpiUtAllocateAndTrack (
      ACPI_SIZE               Size,
      UINT32                  Component,
      const char              *Module,
      UINT32                  Line)
  {
      ACPI_DEBUG_MEM_BLOCK    *Allocation;
      ACPI_STATUS             Status;
  
  
      /* Check for an inadvertent size of zero bytes */
  
      if (!Size)
      {
          ACPI_WARNING ((Module, Line,
              "Attempt to allocate zero bytes, allocating 1 byte"));
          Size = 1;
      }
  
      Allocation = AcpiOsAllocate (Size + sizeof (ACPI_DEBUG_MEM_HEADER));
      if (!Allocation)
      {
          /* Report allocation error */
  
          ACPI_WARNING ((Module, Line,
              "Could not allocate size %u", (UINT32) Size));
  
          return (NULL);
      }
  
      Status = AcpiUtTrackAllocation (
          Allocation, Size, ACPI_MEM_MALLOC, Component, Module, Line);
      if (ACPI_FAILURE (Status))
      {
          AcpiOsFree (Allocation);
          return (NULL);
      }
  
      AcpiGbl_GlobalList->TotalAllocated++;
      AcpiGbl_GlobalList->TotalSize += (UINT32) Size;
      AcpiGbl_GlobalList->CurrentTotalSize += (UINT32) Size;
  
      if (AcpiGbl_GlobalList->CurrentTotalSize >
          AcpiGbl_GlobalList->MaxOccupied)
      {
          AcpiGbl_GlobalList->MaxOccupied =
              AcpiGbl_GlobalList->CurrentTotalSize;
      }
  
      return ((void *) &Allocation->UserSpace);
  }
  
  
  /*******************************************************************************
   *
   * FUNCTION:    AcpiUtAllocateZeroedAndTrack
   *
   * PARAMETERS:  Size                - Size of the allocation
   *              Component           - Component type of caller
   *              Module              - Source file name of caller
   *              Line                - Line number of caller
   *
   * RETURN:      Address of the allocated memory on success, NULL on failure.
   *
   * DESCRIPTION: Subsystem equivalent of calloc.
   *
   ******************************************************************************/
  
  void *
  AcpiUtAllocateZeroedAndTrack (
      ACPI_SIZE               Size,
      UINT32                  Component,
      const char              *Module,
      UINT32                  Line)
  {
      ACPI_DEBUG_MEM_BLOCK    *Allocation;
      ACPI_STATUS             Status;
  
  
      /* Check for an inadvertent size of zero bytes */
  
      if (!Size)
      {
          ACPI_WARNING ((Module, Line,
              "Attempt to allocate zero bytes, allocating 1 byte"));
          Size = 1;
      }
  
      Allocation = AcpiOsAllocateZeroed (
          Size + sizeof (ACPI_DEBUG_MEM_HEADER));
      if (!Allocation)
      {
          /* Report allocation error */
  
          ACPI_ERROR ((Module, Line,
              "Could not allocate size %u", (UINT32) Size));
          return (NULL);
      }
  
      Status = AcpiUtTrackAllocation (Allocation, Size,
          ACPI_MEM_CALLOC, Component, Module, Line);
      if (ACPI_FAILURE (Status))
      {
          AcpiOsFree (Allocation);
          return (NULL);
      }
  
      AcpiGbl_GlobalList->TotalAllocated++;
      AcpiGbl_GlobalList->TotalSize += (UINT32) Size;
      AcpiGbl_GlobalList->CurrentTotalSize += (UINT32) Size;
  
      if (AcpiGbl_GlobalList->CurrentTotalSize >
          AcpiGbl_GlobalList->MaxOccupied)
      {
          AcpiGbl_GlobalList->MaxOccupied =
              AcpiGbl_GlobalList->CurrentTotalSize;
      }
  
      return ((void *) &Allocation->UserSpace);
  }
  
  
  /*******************************************************************************
   *
   * FUNCTION:    AcpiUtFreeAndTrack
   *
   * PARAMETERS:  Allocation          - Address of the memory to deallocate
   *              Component           - Component type of caller
   *              Module              - Source file name of caller
   *              Line                - Line number of caller
   *
   * RETURN:      None
   *
   * DESCRIPTION: Frees the memory at Allocation
   *
   ******************************************************************************/
  
  void
  AcpiUtFreeAndTrack (
      void                    *Allocation,
      UINT32                  Component,
      const char              *Module,
      UINT32                  Line)
  {
      ACPI_DEBUG_MEM_BLOCK    *DebugBlock;
      ACPI_STATUS             Status;
  
  
      ACPI_FUNCTION_TRACE_PTR (UtFree, Allocation);
  
  
      if (NULL == Allocation)
      {
          ACPI_ERROR ((Module, Line,
              "Attempt to delete a NULL address"));
  
          return_VOID;
      }
  
      DebugBlock = ACPI_CAST_PTR (ACPI_DEBUG_MEM_BLOCK,
          (((char *) Allocation) - sizeof (ACPI_DEBUG_MEM_HEADER)));
  
      AcpiGbl_GlobalList->TotalFreed++;
      AcpiGbl_GlobalList->CurrentTotalSize -= DebugBlock->Size;
  
      Status = AcpiUtRemoveAllocation (DebugBlock, Component, Module, Line);
      if (ACPI_FAILURE (Status))
      {
          ACPI_EXCEPTION ((AE_INFO, Status, "Could not free memory"));
      }
  
      AcpiOsFree (DebugBlock);
      ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "%p freed (block %p)\n",
          Allocation, DebugBlock));
      return_VOID;
  }
  
  
  /*******************************************************************************
   *
   * FUNCTION:    AcpiUtFindAllocation
   *
   * PARAMETERS:  Allocation              - Address of allocated memory
   *
   * RETURN:      Three cases:
   *              1) List is empty, NULL is returned.
   *              2) Element was found. Returns Allocation parameter.
   *              3) Element was not found. Returns position where it should be
   *                  inserted into the list.
   *
   * DESCRIPTION: Searches for an element in the global allocation tracking list.
   *              If the element is not found, returns the location within the
   *              list where the element should be inserted.
   *
   *              Note: The list is ordered by larger-to-smaller addresses.
   *
   *              This global list is used to detect memory leaks in ACPICA as
   *              well as other issues such as an attempt to release the same
   *              internal object more than once. Although expensive as far
   *              as cpu time, this list is much more helpful for finding these
   *              types of issues than using memory leak detectors outside of
   *              the ACPICA code.
   *
   ******************************************************************************/
  
  static ACPI_DEBUG_MEM_BLOCK *
  AcpiUtFindAllocation (
      ACPI_DEBUG_MEM_BLOCK    *Allocation)
  {
      ACPI_DEBUG_MEM_BLOCK    *Element;
  
  
      Element = AcpiGbl_GlobalList->ListHead;
      if (!Element)
      {
          return (NULL);
      }
  
      /*
       * Search for the address.
       *
       * Note: List is ordered by larger-to-smaller addresses, on the
       * assumption that a new allocation usually has a larger address
       * than previous allocations.
       */
      while (Element > Allocation)
      {
          /* Check for end-of-list */
  
          if (!Element->Next)
          {
              return (Element);
          }
  
          Element = Element->Next;
      }
  
      if (Element == Allocation)
      {
          return (Element);
      }
  
      return (Element->Previous);
  }
  
  
  /*******************************************************************************
   *
   * FUNCTION:    AcpiUtTrackAllocation
   *
   * PARAMETERS:  Allocation          - Address of allocated memory
   *              Size                - Size of the allocation
   *              AllocType           - MEM_MALLOC or MEM_CALLOC
   *              Component           - Component type of caller
   *              Module              - Source file name of caller
   *              Line                - Line number of caller
   *
   * RETURN:      Status
   *
   * DESCRIPTION: Inserts an element into the global allocation tracking list.
   *
   ******************************************************************************/
  
  static ACPI_STATUS
  AcpiUtTrackAllocation (
      ACPI_DEBUG_MEM_BLOCK    *Allocation,
      ACPI_SIZE               Size,
      UINT8                   AllocType,
      UINT32                  Component,
      const char              *Module,
      UINT32                  Line)
  {
      ACPI_MEMORY_LIST        *MemList;
      ACPI_DEBUG_MEM_BLOCK    *Element;
      ACPI_STATUS             Status = AE_OK;
  
  
      ACPI_FUNCTION_TRACE_PTR (UtTrackAllocation, Allocation);
  
  
      if (AcpiGbl_DisableMemTracking)
      {
          return_ACPI_STATUS (AE_OK);
      }
  
      MemList = AcpiGbl_GlobalList;
      Status = AcpiUtAcquireMutex (ACPI_MTX_MEMORY);
      if (ACPI_FAILURE (Status))
      {
          return_ACPI_STATUS (Status);
      }
  
      /*
       * Search the global list for this address to make sure it is not
       * already present. This will catch several kinds of problems.
       */
      Element = AcpiUtFindAllocation (Allocation);
      if (Element == Allocation)
      {
          ACPI_ERROR ((AE_INFO,
              "UtTrackAllocation: Allocation (%p) already present in global list!",
              Allocation));
          goto UnlockAndExit;
      }
  
      /* Fill in the instance data */
  
      Allocation->Size = (UINT32) Size;
      Allocation->AllocType = AllocType;
      Allocation->Component = Component;
      Allocation->Line = Line;
  
      AcpiUtSafeStrncpy (Allocation->Module, (char *) Module, ACPI_MAX_MODULE_NAME);
  
      if (!Element)
      {
          /* Insert at list head */
  
          if (MemList->ListHead)
          {
              ((ACPI_DEBUG_MEM_BLOCK *)(MemList->ListHead))->Previous =
                  Allocation;
          }
  
          Allocation->Next = MemList->ListHead;
          Allocation->Previous = NULL;
  
          MemList->ListHead = Allocation;
      }
      else
      {
          /* Insert after element */
  
          Allocation->Next = Element->Next;
          Allocation->Previous = Element;
  
          if (Element->Next)
          {
              (Element->Next)->Previous = Allocation;
          }
  
          Element->Next = Allocation;
      }
  
  
  UnlockAndExit:
      Status = AcpiUtReleaseMutex (ACPI_MTX_MEMORY);
      return_ACPI_STATUS (Status);
  }
  
  
  /*******************************************************************************
   *
   * FUNCTION:    AcpiUtRemoveAllocation
   *
   * PARAMETERS:  Allocation          - Address of allocated memory
   *              Component           - Component type of caller
   *              Module              - Source file name of caller
   *              Line                - Line number of caller
   *
   * RETURN:      Status
   *
   * DESCRIPTION: Deletes an element from the global allocation tracking list.
   *
   ******************************************************************************/
  
  static ACPI_STATUS
  AcpiUtRemoveAllocation (
      ACPI_DEBUG_MEM_BLOCK    *Allocation,
      UINT32                  Component,
      const char              *Module,
      UINT32                  Line)
  {
      ACPI_MEMORY_LIST        *MemList;
      ACPI_STATUS             Status;
  
  
      ACPI_FUNCTION_NAME (UtRemoveAllocation);
  
  
      if (AcpiGbl_DisableMemTracking)
      {
          return (AE_OK);
      }
  
      MemList = AcpiGbl_GlobalList;
      if (NULL == MemList->ListHead)
      {
          /* No allocations! */
  
          ACPI_ERROR ((Module, Line,
              "Empty allocation list, nothing to free!"));
  
          return (AE_OK);
      }
  
      Status = AcpiUtAcquireMutex (ACPI_MTX_MEMORY);
      if (ACPI_FAILURE (Status))
      {
          return (Status);
      }
  
      /* Unlink */
  
      if (Allocation->Previous)
      {
          (Allocation->Previous)->Next = Allocation->Next;
      }
      else
      {
          MemList->ListHead = Allocation->Next;
      }
  
      if (Allocation->Next)
      {
          (Allocation->Next)->Previous = Allocation->Previous;
      }
  
      ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Freeing %p, size 0%X\n",
          &Allocation->UserSpace, Allocation->Size));
  
      /* Mark the segment as deleted */
  
      memset (&Allocation->UserSpace, 0xEA, Allocation->Size);
  
      Status = AcpiUtReleaseMutex (ACPI_MTX_MEMORY);
      return (Status);
  }
  
  
  /*******************************************************************************
   *
   * FUNCTION:    AcpiUtDumpAllocationInfo
   *
   * PARAMETERS:  None
   *
   * RETURN:      None
   *
   * DESCRIPTION: Print some info about the outstanding allocations.
   *
   ******************************************************************************/
  
  void
  AcpiUtDumpAllocationInfo (
      void)
  {
  /*
      ACPI_MEMORY_LIST        *MemList;
  */
  
      ACPI_FUNCTION_TRACE (UtDumpAllocationInfo);
  
  /*
      ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
          ("%30s: %4d (%3d Kb)\n", "Current allocations",
          MemList->CurrentCount,
          ROUND_UP_TO_1K (MemList->CurrentSize)));
  
      ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
          ("%30s: %4d (%3d Kb)\n", "Max concurrent allocations",
          MemList->MaxConcurrentCount,
          ROUND_UP_TO_1K (MemList->MaxConcurrentSize)));
  
  
      ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
          ("%30s: %4d (%3d Kb)\n", "Total (all) internal objects",
          RunningObjectCount,
          ROUND_UP_TO_1K (RunningObjectSize)));
  
      ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
          ("%30s: %4d (%3d Kb)\n", "Total (all) allocations",
          RunningAllocCount,
          ROUND_UP_TO_1K (RunningAllocSize)));
  
  
      ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
          ("%30s: %4d (%3d Kb)\n", "Current Nodes",
          AcpiGbl_CurrentNodeCount,
          ROUND_UP_TO_1K (AcpiGbl_CurrentNodeSize)));
  
      ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
          ("%30s: %4d (%3d Kb)\n", "Max Nodes",
          AcpiGbl_MaxConcurrentNodeCount,
          ROUND_UP_TO_1K ((AcpiGbl_MaxConcurrentNodeCount *
              sizeof (ACPI_NAMESPACE_NODE)))));
  */
      return_VOID;
  }
  
  
  /*******************************************************************************
   *
   * FUNCTION:    AcpiUtDumpAllocations
   *
   * PARAMETERS:  Component           - Component(s) to dump info for.
   *              Module              - Module to dump info for. NULL means all.
   *
   * RETURN:      None
   *
   * DESCRIPTION: Print a list of all outstanding allocations.
   *
   ******************************************************************************/
  
  void
  AcpiUtDumpAllocations (
      UINT32                  Component,
      const char              *Module)
  {
      ACPI_DEBUG_MEM_BLOCK    *Element;
      ACPI_DESCRIPTOR         *Descriptor;
      UINT32                  NumOutstanding = 0;
      UINT8                   DescriptorType;
  
  
      ACPI_FUNCTION_TRACE (UtDumpAllocations);
  
  
      if (AcpiGbl_DisableMemTracking)
      {
          return_VOID;
      }
  
      /*
       * Walk the allocation list.
       */
      if (ACPI_FAILURE (AcpiUtAcquireMutex (ACPI_MTX_MEMORY)))
      {
          return_VOID;
      }
  
      if (!AcpiGbl_GlobalList)
      {
          goto Exit;
      }
  
      Element = AcpiGbl_GlobalList->ListHead;
      while (Element)
      {
          if ((Element->Component & Component) &&
              ((Module == NULL) || (0 == strcmp (Module, Element->Module))))
          {
              Descriptor = ACPI_CAST_PTR (
                  ACPI_DESCRIPTOR, &Element->UserSpace);
  
              if (Element->Size < sizeof (ACPI_COMMON_DESCRIPTOR))
              {
                  AcpiOsPrintf ("%p Length 0x%04X %9.9s-%4.4u "
                      "[Not a Descriptor - too small]\n",
                      Descriptor, Element->Size, Element->Module,
                      Element->Line);
              }
              else
              {
                  /* Ignore allocated objects that are in a cache */
  
                  if (ACPI_GET_DESCRIPTOR_TYPE (Descriptor) !=
                      ACPI_DESC_TYPE_CACHED)
                  {
                      AcpiOsPrintf ("%p Length 0x%04X %9.9s-%4.4u [%s] ",
                          Descriptor, Element->Size, Element->Module,
                          Element->Line, AcpiUtGetDescriptorName (Descriptor));
  
                      /* Optional object hex dump */
  
                      if (AcpiGbl_VerboseLeakDump)
                      {
                          AcpiOsPrintf ("\n");
                          AcpiUtDumpBuffer ((UINT8 *) Descriptor, Element->Size,
                              DB_BYTE_DISPLAY, 0);
                      }
  
                      /* Validate the descriptor type using Type field and length */
  
                      DescriptorType = 0; /* Not a valid descriptor type */
  
                      switch (ACPI_GET_DESCRIPTOR_TYPE (Descriptor))
                      {
                      case ACPI_DESC_TYPE_OPERAND:
  
                          if (Element->Size == sizeof (ACPI_OPERAND_OBJECT))
                          {
                              DescriptorType = ACPI_DESC_TYPE_OPERAND;
                          }
                          break;
  
                      case ACPI_DESC_TYPE_PARSER:
  
                          if (Element->Size == sizeof (ACPI_PARSE_OBJECT))
                          {
                              DescriptorType = ACPI_DESC_TYPE_PARSER;
                          }
                          break;
  
                      case ACPI_DESC_TYPE_NAMED:
  
                          if (Element->Size == sizeof (ACPI_NAMESPACE_NODE))
                          {
                              DescriptorType = ACPI_DESC_TYPE_NAMED;
                          }
                          break;
  
                      default:
  
                          break;
                      }
  
                      /* Display additional info for the major descriptor types */
  
                      switch (DescriptorType)
                      {
                      case ACPI_DESC_TYPE_OPERAND:
  
                          AcpiOsPrintf ("%12.12s  RefCount 0x%04X\n",
                              AcpiUtGetTypeName (Descriptor->Object.Common.Type),
                              Descriptor->Object.Common.ReferenceCount);
                          break;
  
                      case ACPI_DESC_TYPE_PARSER:
  
                          AcpiOsPrintf ("AmlOpcode 0x%04X\n",
                              Descriptor->Op.Asl.AmlOpcode);
                          break;
  
                      case ACPI_DESC_TYPE_NAMED:
  
                          AcpiOsPrintf ("%4.4s\n",
                              AcpiUtGetNodeName (&Descriptor->Node));
                          break;
  
                      default:
  
                          AcpiOsPrintf ( "\n");
                          break;
                      }
                  }
              }
  
              NumOutstanding++;
          }
  
          Element = Element->Next;
      }
  
  Exit:
      (void) AcpiUtReleaseMutex (ACPI_MTX_MEMORY);
  
      /* Print summary */
  
      if (!NumOutstanding)
      {
          ACPI_INFO (("No outstanding allocations"));
      }
      else
      {
          ACPI_ERROR ((AE_INFO, "%u (0x%X) Outstanding cache allocations",
              NumOutstanding, NumOutstanding));
      }
  
      return_VOID;
  }
  
  #endif  /* ACPI_DBG_TRACK_ALLOCATIONS */
  