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  1. /******************************************************************************
  2.  *
  3.  * Module Name: uttrack - Memory allocation tracking routines (debug only)
  4.  *
  5.  *****************************************************************************/
  6.  
  7. /******************************************************************************
  8.  *
  9.  * 1. Copyright Notice
  10.  *
  11.  * Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp.
  12.  * All rights reserved.
  13.  *
  14.  * 2. License
  15.  *
  16.  * 2.1. This is your license from Intel Corp. under its intellectual property
  17.  * rights.  You may have additional license terms from the party that provided
  18.  * you this software, covering your right to use that party's intellectual
  19.  * property rights.
  20.  *
  21.  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
  22.  * copy of the source code appearing in this file ("Covered Code") an
  23.  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
  24.  * base code distributed originally by Intel ("Original Intel Code") to copy,
  25.  * make derivatives, distribute, use and display any portion of the Covered
  26.  * Code in any form, with the right to sublicense such rights; and
  27.  *
  28.  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
  29.  * license (with the right to sublicense), under only those claims of Intel
  30.  * patents that are infringed by the Original Intel Code, to make, use, sell,
  31.  * offer to sell, and import the Covered Code and derivative works thereof
  32.  * solely to the minimum extent necessary to exercise the above copyright
  33.  * license, and in no event shall the patent license extend to any additions
  34.  * to or modifications of the Original Intel Code.  No other license or right
  35.  * is granted directly or by implication, estoppel or otherwise;
  36.  *
  37.  * The above copyright and patent license is granted only if the following
  38.  * conditions are met:
  39.  *
  40.  * 3. Conditions
  41.  *
  42.  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
  43.  * Redistribution of source code of any substantial portion of the Covered
  44.  * Code or modification with rights to further distribute source must include
  45.  * the above Copyright Notice, the above License, this list of Conditions,
  46.  * and the following Disclaimer and Export Compliance provision.  In addition,
  47.  * Licensee must cause all Covered Code to which Licensee contributes to
  48.  * contain a file documenting the changes Licensee made to create that Covered
  49.  * Code and the date of any change.  Licensee must include in that file the
  50.  * documentation of any changes made by any predecessor Licensee.  Licensee
  51.  * must include a prominent statement that the modification is derived,
  52.  * directly or indirectly, from Original Intel Code.
  53.  *
  54.  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
  55.  * Redistribution of source code of any substantial portion of the Covered
  56.  * Code or modification without rights to further distribute source must
  57.  * include the following Disclaimer and Export Compliance provision in the
  58.  * documentation and/or other materials provided with distribution.  In
  59.  * addition, Licensee may not authorize further sublicense of source of any
  60.  * portion of the Covered Code, and must include terms to the effect that the
  61.  * license from Licensee to its licensee is limited to the intellectual
  62.  * property embodied in the software Licensee provides to its licensee, and
  63.  * not to intellectual property embodied in modifications its licensee may
  64.  * make.
  65.  *
  66.  * 3.3. Redistribution of Executable. Redistribution in executable form of any
  67.  * substantial portion of the Covered Code or modification must reproduce the
  68.  * above Copyright Notice, and the following Disclaimer and Export Compliance
  69.  * provision in the documentation and/or other materials provided with the
  70.  * distribution.
  71.  *
  72.  * 3.4. Intel retains all right, title, and interest in and to the Original
  73.  * Intel Code.
  74.  *
  75.  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
  76.  * Intel shall be used in advertising or otherwise to promote the sale, use or
  77.  * other dealings in products derived from or relating to the Covered Code
  78.  * without prior written authorization from Intel.
  79.  *
  80.  * 4. Disclaimer and Export Compliance
  81.  *
  82.  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
  83.  * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
  84.  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
  85.  * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
  86.  * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
  87.  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
  88.  * PARTICULAR PURPOSE.
  89.  *
  90.  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
  91.  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
  92.  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
  93.  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
  94.  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
  95.  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
  96.  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
  97.  * LIMITED REMEDY.
  98.  *
  99.  * 4.3. Licensee shall not export, either directly or indirectly, any of this
  100.  * software or system incorporating such software without first obtaining any
  101.  * required license or other approval from the U. S. Department of Commerce or
  102.  * any other agency or department of the United States Government.  In the
  103.  * event Licensee exports any such software from the United States or
  104.  * re-exports any such software from a foreign destination, Licensee shall
  105.  * ensure that the distribution and export/re-export of the software is in
  106.  * compliance with all laws, regulations, orders, or other restrictions of the
  107.  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
  108.  * any of its subsidiaries will export/re-export any technical data, process,
  109.  * software, or service, directly or indirectly, to any country for which the
  110.  * United States government or any agency thereof requires an export license,
  111.  * other governmental approval, or letter of assurance, without first obtaining
  112.  * such license, approval or letter.
  113.  *
  114.  *****************************************************************************/
  115.  
  116. /*
  117.  * These procedures are used for tracking memory leaks in the subsystem, and
  118.  * they get compiled out when the ACPI_DBG_TRACK_ALLOCATIONS is not set.
  119.  *
  120.  * Each memory allocation is tracked via a doubly linked list.  Each
  121.  * element contains the caller's component, module name, function name, and
  122.  * line number.  AcpiUtAllocate and AcpiUtAllocateZeroed call
  123.  * AcpiUtTrackAllocation to add an element to the list; deletion
  124.  * occurs in the body of AcpiUtFree.
  125.  */
  126.  
  127. #define __UTTRACK_C__
  128.  
  129. #include "acpi.h"
  130. #include "accommon.h"
  131.  
  132. #ifdef ACPI_DBG_TRACK_ALLOCATIONS
  133.  
  134. #define _COMPONENT          ACPI_UTILITIES
  135.         ACPI_MODULE_NAME    ("uttrack")
  136.  
  137. /* Local prototypes */
  138.  
  139. static ACPI_DEBUG_MEM_BLOCK *
  140. AcpiUtFindAllocation (
  141.     void                    *Allocation);
  142.  
  143. static ACPI_STATUS
  144. AcpiUtTrackAllocation (
  145.     ACPI_DEBUG_MEM_BLOCK    *Address,
  146.     ACPI_SIZE               Size,
  147.     UINT8                   AllocType,
  148.     UINT32                  Component,
  149.     const char              *Module,
  150.     UINT32                  Line);
  151.  
  152. static ACPI_STATUS
  153. AcpiUtRemoveAllocation (
  154.     ACPI_DEBUG_MEM_BLOCK    *Address,
  155.     UINT32                  Component,
  156.     const char              *Module,
  157.     UINT32                  Line);
  158.  
  159.  
  160. /*******************************************************************************
  161.  *
  162.  * FUNCTION:    AcpiUtCreateList
  163.  *
  164.  * PARAMETERS:  CacheName       - Ascii name for the cache
  165.  *              ObjectSize      - Size of each cached object
  166.  *              ReturnCache     - Where the new cache object is returned
  167.  *
  168.  * RETURN:      Status
  169.  *
  170.  * DESCRIPTION: Create a local memory list for tracking purposed
  171.  *
  172.  ******************************************************************************/
  173.  
  174. ACPI_STATUS
  175. AcpiUtCreateList (
  176.     char                    *ListName,
  177.     UINT16                  ObjectSize,
  178.     ACPI_MEMORY_LIST        **ReturnCache)
  179. {
  180.     ACPI_MEMORY_LIST        *Cache;
  181.  
  182.  
  183.     Cache = AcpiOsAllocate (sizeof (ACPI_MEMORY_LIST));
  184.     if (!Cache)
  185.     {
  186.         return (AE_NO_MEMORY);
  187.     }
  188.  
  189.     ACPI_MEMSET (Cache, 0, sizeof (ACPI_MEMORY_LIST));
  190.  
  191.     Cache->ListName   = ListName;
  192.     Cache->ObjectSize = ObjectSize;
  193.  
  194.     *ReturnCache = Cache;
  195.     return (AE_OK);
  196. }
  197.  
  198.  
  199. /*******************************************************************************
  200.  *
  201.  * FUNCTION:    AcpiUtAllocateAndTrack
  202.  *
  203.  * PARAMETERS:  Size                - Size of the allocation
  204.  *              Component           - Component type of caller
  205.  *              Module              - Source file name of caller
  206.  *              Line                - Line number of caller
  207.  *
  208.  * RETURN:      Address of the allocated memory on success, NULL on failure.
  209.  *
  210.  * DESCRIPTION: The subsystem's equivalent of malloc.
  211.  *
  212.  ******************************************************************************/
  213.  
  214. void *
  215. AcpiUtAllocateAndTrack (
  216.     ACPI_SIZE               Size,
  217.     UINT32                  Component,
  218.     const char              *Module,
  219.     UINT32                  Line)
  220. {
  221.     ACPI_DEBUG_MEM_BLOCK    *Allocation;
  222.     ACPI_STATUS             Status;
  223.  
  224.  
  225.     Allocation = AcpiUtAllocate (Size + sizeof (ACPI_DEBUG_MEM_HEADER),
  226.                     Component, Module, Line);
  227.     if (!Allocation)
  228.     {
  229.         return (NULL);
  230.     }
  231.  
  232.     Status = AcpiUtTrackAllocation (Allocation, Size,
  233.                     ACPI_MEM_MALLOC, Component, Module, Line);
  234.     if (ACPI_FAILURE (Status))
  235.     {
  236.         AcpiOsFree (Allocation);
  237.         return (NULL);
  238.     }
  239.  
  240.     AcpiGbl_GlobalList->TotalAllocated++;
  241.     AcpiGbl_GlobalList->TotalSize += (UINT32) Size;
  242.     AcpiGbl_GlobalList->CurrentTotalSize += (UINT32) Size;
  243.     if (AcpiGbl_GlobalList->CurrentTotalSize > AcpiGbl_GlobalList->MaxOccupied)
  244.     {
  245.         AcpiGbl_GlobalList->MaxOccupied = AcpiGbl_GlobalList->CurrentTotalSize;
  246.     }
  247.  
  248.     return ((void *) &Allocation->UserSpace);
  249. }
  250.  
  251.  
  252. /*******************************************************************************
  253.  *
  254.  * FUNCTION:    AcpiUtAllocateZeroedAndTrack
  255.  *
  256.  * PARAMETERS:  Size                - Size of the allocation
  257.  *              Component           - Component type of caller
  258.  *              Module              - Source file name of caller
  259.  *              Line                - Line number of caller
  260.  *
  261.  * RETURN:      Address of the allocated memory on success, NULL on failure.
  262.  *
  263.  * DESCRIPTION: Subsystem equivalent of calloc.
  264.  *
  265.  ******************************************************************************/
  266.  
  267. void *
  268. AcpiUtAllocateZeroedAndTrack (
  269.     ACPI_SIZE               Size,
  270.     UINT32                  Component,
  271.     const char              *Module,
  272.     UINT32                  Line)
  273. {
  274.     ACPI_DEBUG_MEM_BLOCK    *Allocation;
  275.     ACPI_STATUS             Status;
  276.  
  277.  
  278.     Allocation = AcpiUtAllocateZeroed (Size + sizeof (ACPI_DEBUG_MEM_HEADER),
  279.                     Component, Module, Line);
  280.     if (!Allocation)
  281.     {
  282.         /* Report allocation error */
  283.  
  284.         ACPI_ERROR ((Module, Line,
  285.             "Could not allocate size %u", (UINT32) Size));
  286.         return (NULL);
  287.     }
  288.  
  289.     Status = AcpiUtTrackAllocation (Allocation, Size,
  290.                 ACPI_MEM_CALLOC, Component, Module, Line);
  291.     if (ACPI_FAILURE (Status))
  292.     {
  293.         AcpiOsFree (Allocation);
  294.         return (NULL);
  295.     }
  296.  
  297.     AcpiGbl_GlobalList->TotalAllocated++;
  298.     AcpiGbl_GlobalList->TotalSize += (UINT32) Size;
  299.     AcpiGbl_GlobalList->CurrentTotalSize += (UINT32) Size;
  300.     if (AcpiGbl_GlobalList->CurrentTotalSize > AcpiGbl_GlobalList->MaxOccupied)
  301.     {
  302.         AcpiGbl_GlobalList->MaxOccupied = AcpiGbl_GlobalList->CurrentTotalSize;
  303.     }
  304.  
  305.     return ((void *) &Allocation->UserSpace);
  306. }
  307.  
  308.  
  309. /*******************************************************************************
  310.  *
  311.  * FUNCTION:    AcpiUtFreeAndTrack
  312.  *
  313.  * PARAMETERS:  Allocation          - Address of the memory to deallocate
  314.  *              Component           - Component type of caller
  315.  *              Module              - Source file name of caller
  316.  *              Line                - Line number of caller
  317.  *
  318.  * RETURN:      None
  319.  *
  320.  * DESCRIPTION: Frees the memory at Allocation
  321.  *
  322.  ******************************************************************************/
  323.  
  324. void
  325. AcpiUtFreeAndTrack (
  326.     void                    *Allocation,
  327.     UINT32                  Component,
  328.     const char              *Module,
  329.     UINT32                  Line)
  330. {
  331.     ACPI_DEBUG_MEM_BLOCK    *DebugBlock;
  332.     ACPI_STATUS             Status;
  333.  
  334.  
  335.     ACPI_FUNCTION_TRACE_PTR (UtFree, Allocation);
  336.  
  337.  
  338.     if (NULL == Allocation)
  339.     {
  340.         ACPI_ERROR ((Module, Line,
  341.             "Attempt to delete a NULL address"));
  342.  
  343.         return_VOID;
  344.     }
  345.  
  346.     DebugBlock = ACPI_CAST_PTR (ACPI_DEBUG_MEM_BLOCK,
  347.                     (((char *) Allocation) - sizeof (ACPI_DEBUG_MEM_HEADER)));
  348.  
  349.     AcpiGbl_GlobalList->TotalFreed++;
  350.     AcpiGbl_GlobalList->CurrentTotalSize -= DebugBlock->Size;
  351.  
  352.     Status = AcpiUtRemoveAllocation (DebugBlock,
  353.                     Component, Module, Line);
  354.     if (ACPI_FAILURE (Status))
  355.     {
  356.         ACPI_EXCEPTION ((AE_INFO, Status, "Could not free memory"));
  357.     }
  358.  
  359.     AcpiOsFree (DebugBlock);
  360.     ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "%p freed\n", Allocation));
  361.     return_VOID;
  362. }
  363.  
  364.  
  365. /*******************************************************************************
  366.  *
  367.  * FUNCTION:    AcpiUtFindAllocation
  368.  *
  369.  * PARAMETERS:  Allocation              - Address of allocated memory
  370.  *
  371.  * RETURN:      A list element if found; NULL otherwise.
  372.  *
  373.  * DESCRIPTION: Searches for an element in the global allocation tracking list.
  374.  *
  375.  ******************************************************************************/
  376.  
  377. static ACPI_DEBUG_MEM_BLOCK *
  378. AcpiUtFindAllocation (
  379.     void                    *Allocation)
  380. {
  381.     ACPI_DEBUG_MEM_BLOCK    *Element;
  382.  
  383.  
  384.     ACPI_FUNCTION_ENTRY ();
  385.  
  386.  
  387.     Element = AcpiGbl_GlobalList->ListHead;
  388.  
  389.     /* Search for the address. */
  390.  
  391.     while (Element)
  392.     {
  393.         if (Element == Allocation)
  394.         {
  395.             return (Element);
  396.         }
  397.  
  398.         Element = Element->Next;
  399.     }
  400.  
  401.     return (NULL);
  402. }
  403.  
  404.  
  405. /*******************************************************************************
  406.  *
  407.  * FUNCTION:    AcpiUtTrackAllocation
  408.  *
  409.  * PARAMETERS:  Allocation          - Address of allocated memory
  410.  *              Size                - Size of the allocation
  411.  *              AllocType           - MEM_MALLOC or MEM_CALLOC
  412.  *              Component           - Component type of caller
  413.  *              Module              - Source file name of caller
  414.  *              Line                - Line number of caller
  415.  *
  416.  * RETURN:      None.
  417.  *
  418.  * DESCRIPTION: Inserts an element into the global allocation tracking list.
  419.  *
  420.  ******************************************************************************/
  421.  
  422. static ACPI_STATUS
  423. AcpiUtTrackAllocation (
  424.     ACPI_DEBUG_MEM_BLOCK    *Allocation,
  425.     ACPI_SIZE               Size,
  426.     UINT8                   AllocType,
  427.     UINT32                  Component,
  428.     const char              *Module,
  429.     UINT32                  Line)
  430. {
  431.     ACPI_MEMORY_LIST        *MemList;
  432.     ACPI_DEBUG_MEM_BLOCK    *Element;
  433.     ACPI_STATUS             Status = AE_OK;
  434.  
  435.  
  436.     ACPI_FUNCTION_TRACE_PTR (UtTrackAllocation, Allocation);
  437.  
  438.  
  439.     if (AcpiGbl_DisableMemTracking)
  440.     {
  441.         return_ACPI_STATUS (AE_OK);
  442.     }
  443.  
  444.     MemList = AcpiGbl_GlobalList;
  445.     Status = AcpiUtAcquireMutex (ACPI_MTX_MEMORY);
  446.     if (ACPI_FAILURE (Status))
  447.     {
  448.         return_ACPI_STATUS (Status);
  449.     }
  450.  
  451.     /*
  452.      * Search list for this address to make sure it is not already on the list.
  453.      * This will catch several kinds of problems.
  454.      */
  455.     Element = AcpiUtFindAllocation (Allocation);
  456.     if (Element)
  457.     {
  458.         ACPI_ERROR ((AE_INFO,
  459.             "UtTrackAllocation: Allocation already present in list! (%p)",
  460.             Allocation));
  461.  
  462.         ACPI_ERROR ((AE_INFO, "Element %p Address %p",
  463.             Element, Allocation));
  464.  
  465.         goto UnlockAndExit;
  466.     }
  467.  
  468.     /* Fill in the instance data. */
  469.  
  470.     Allocation->Size      = (UINT32) Size;
  471.     Allocation->AllocType = AllocType;
  472.     Allocation->Component = Component;
  473.     Allocation->Line      = Line;
  474.  
  475.     ACPI_STRNCPY (Allocation->Module, Module, ACPI_MAX_MODULE_NAME);
  476.     Allocation->Module[ACPI_MAX_MODULE_NAME-1] = 0;
  477.  
  478.     /* Insert at list head */
  479.  
  480.     if (MemList->ListHead)
  481.     {
  482.         ((ACPI_DEBUG_MEM_BLOCK *)(MemList->ListHead))->Previous = Allocation;
  483.     }
  484.  
  485.     Allocation->Next = MemList->ListHead;
  486.     Allocation->Previous = NULL;
  487.  
  488.     MemList->ListHead = Allocation;
  489.  
  490.  
  491. UnlockAndExit:
  492.     Status = AcpiUtReleaseMutex (ACPI_MTX_MEMORY);
  493.     return_ACPI_STATUS (Status);
  494. }
  495.  
  496.  
  497. /*******************************************************************************
  498.  *
  499.  * FUNCTION:    AcpiUtRemoveAllocation
  500.  *
  501.  * PARAMETERS:  Allocation          - Address of allocated memory
  502.  *              Component           - Component type of caller
  503.  *              Module              - Source file name of caller
  504.  *              Line                - Line number of caller
  505.  *
  506.  * RETURN:
  507.  *
  508.  * DESCRIPTION: Deletes an element from the global allocation tracking list.
  509.  *
  510.  ******************************************************************************/
  511.  
  512. static ACPI_STATUS
  513. AcpiUtRemoveAllocation (
  514.     ACPI_DEBUG_MEM_BLOCK    *Allocation,
  515.     UINT32                  Component,
  516.     const char              *Module,
  517.     UINT32                  Line)
  518. {
  519.     ACPI_MEMORY_LIST        *MemList;
  520.     ACPI_STATUS             Status;
  521.  
  522.  
  523.     ACPI_FUNCTION_TRACE (UtRemoveAllocation);
  524.  
  525.  
  526.     if (AcpiGbl_DisableMemTracking)
  527.     {
  528.         return_ACPI_STATUS (AE_OK);
  529.     }
  530.  
  531.     MemList = AcpiGbl_GlobalList;
  532.     if (NULL == MemList->ListHead)
  533.     {
  534.         /* No allocations! */
  535.  
  536.         ACPI_ERROR ((Module, Line,
  537.             "Empty allocation list, nothing to free!"));
  538.  
  539.         return_ACPI_STATUS (AE_OK);
  540.     }
  541.  
  542.     Status = AcpiUtAcquireMutex (ACPI_MTX_MEMORY);
  543.     if (ACPI_FAILURE (Status))
  544.     {
  545.         return_ACPI_STATUS (Status);
  546.     }
  547.  
  548.     /* Unlink */
  549.  
  550.     if (Allocation->Previous)
  551.     {
  552.         (Allocation->Previous)->Next = Allocation->Next;
  553.     }
  554.     else
  555.     {
  556.         MemList->ListHead = Allocation->Next;
  557.     }
  558.  
  559.     if (Allocation->Next)
  560.     {
  561.         (Allocation->Next)->Previous = Allocation->Previous;
  562.     }
  563.  
  564.     /* Mark the segment as deleted */
  565.  
  566.     ACPI_MEMSET (&Allocation->UserSpace, 0xEA, Allocation->Size);
  567.  
  568.     ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Freeing size 0%X\n",
  569.         Allocation->Size));
  570.  
  571.     Status = AcpiUtReleaseMutex (ACPI_MTX_MEMORY);
  572.     return_ACPI_STATUS (Status);
  573. }
  574.  
  575.  
  576. /*******************************************************************************
  577.  *
  578.  * FUNCTION:    AcpiUtDumpAllocationInfo
  579.  *
  580.  * PARAMETERS:
  581.  *
  582.  * RETURN:      None
  583.  *
  584.  * DESCRIPTION: Print some info about the outstanding allocations.
  585.  *
  586.  ******************************************************************************/
  587.  
  588. void
  589. AcpiUtDumpAllocationInfo (
  590.     void)
  591. {
  592. /*
  593.     ACPI_MEMORY_LIST        *MemList;
  594. */
  595.  
  596.     ACPI_FUNCTION_TRACE (UtDumpAllocationInfo);
  597.  
  598. /*
  599.     ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
  600.                     ("%30s: %4d (%3d Kb)\n", "Current allocations",
  601.                     MemList->CurrentCount,
  602.                     ROUND_UP_TO_1K (MemList->CurrentSize)));
  603.  
  604.     ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
  605.                     ("%30s: %4d (%3d Kb)\n", "Max concurrent allocations",
  606.                     MemList->MaxConcurrentCount,
  607.                     ROUND_UP_TO_1K (MemList->MaxConcurrentSize)));
  608.  
  609.  
  610.     ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
  611.                     ("%30s: %4d (%3d Kb)\n", "Total (all) internal objects",
  612.                     RunningObjectCount,
  613.                     ROUND_UP_TO_1K (RunningObjectSize)));
  614.  
  615.     ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
  616.                     ("%30s: %4d (%3d Kb)\n", "Total (all) allocations",
  617.                     RunningAllocCount,
  618.                     ROUND_UP_TO_1K (RunningAllocSize)));
  619.  
  620.  
  621.     ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
  622.                     ("%30s: %4d (%3d Kb)\n", "Current Nodes",
  623.                     AcpiGbl_CurrentNodeCount,
  624.                     ROUND_UP_TO_1K (AcpiGbl_CurrentNodeSize)));
  625.  
  626.     ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES,
  627.                     ("%30s: %4d (%3d Kb)\n", "Max Nodes",
  628.                     AcpiGbl_MaxConcurrentNodeCount,
  629.                     ROUND_UP_TO_1K ((AcpiGbl_MaxConcurrentNodeCount *
  630.                         sizeof (ACPI_NAMESPACE_NODE)))));
  631. */
  632.     return_VOID;
  633. }
  634.  
  635.  
  636. /*******************************************************************************
  637.  *
  638.  * FUNCTION:    AcpiUtDumpAllocations
  639.  *
  640.  * PARAMETERS:  Component           - Component(s) to dump info for.
  641.  *              Module              - Module to dump info for.  NULL means all.
  642.  *
  643.  * RETURN:      None
  644.  *
  645.  * DESCRIPTION: Print a list of all outstanding allocations.
  646.  *
  647.  ******************************************************************************/
  648.  
  649. void
  650. AcpiUtDumpAllocations (
  651.     UINT32                  Component,
  652.     const char              *Module)
  653. {
  654.     ACPI_DEBUG_MEM_BLOCK    *Element;
  655.     ACPI_DESCRIPTOR         *Descriptor;
  656.     UINT32                  NumOutstanding = 0;
  657.     UINT8                   DescriptorType;
  658.  
  659.  
  660.     ACPI_FUNCTION_TRACE (UtDumpAllocations);
  661.  
  662.  
  663.     if (AcpiGbl_DisableMemTracking)
  664.     {
  665.         return;
  666.     }
  667.  
  668.     /*
  669.      * Walk the allocation list.
  670.      */
  671.     if (ACPI_FAILURE (AcpiUtAcquireMutex (ACPI_MTX_MEMORY)))
  672.     {
  673.         return;
  674.     }
  675.  
  676.     Element = AcpiGbl_GlobalList->ListHead;
  677.     while (Element)
  678.     {
  679.         if ((Element->Component & Component) &&
  680.             ((Module == NULL) || (0 == ACPI_STRCMP (Module, Element->Module))))
  681.         {
  682.             Descriptor = ACPI_CAST_PTR (ACPI_DESCRIPTOR, &Element->UserSpace);
  683.  
  684.             if (Element->Size < sizeof (ACPI_COMMON_DESCRIPTOR))
  685.             {
  686.                 AcpiOsPrintf ("%p Length 0x%04X %9.9s-%u "
  687.                     "[Not a Descriptor - too small]\n",
  688.                     Descriptor, Element->Size, Element->Module,
  689.                     Element->Line);
  690.             }
  691.             else
  692.             {
  693.                 /* Ignore allocated objects that are in a cache */
  694.  
  695.                 if (ACPI_GET_DESCRIPTOR_TYPE (Descriptor) != ACPI_DESC_TYPE_CACHED)
  696.                 {
  697.                     AcpiOsPrintf ("%p Length 0x%04X %9.9s-%u [%s] ",
  698.                         Descriptor, Element->Size, Element->Module,
  699.                         Element->Line, AcpiUtGetDescriptorName (Descriptor));
  700.  
  701.                     /* Validate the descriptor type using Type field and length */
  702.  
  703.                     DescriptorType = 0; /* Not a valid descriptor type */
  704.  
  705.                     switch (ACPI_GET_DESCRIPTOR_TYPE (Descriptor))
  706.                     {
  707.                     case ACPI_DESC_TYPE_OPERAND:
  708.                         if (Element->Size == sizeof (ACPI_DESC_TYPE_OPERAND))
  709.                         {
  710.                             DescriptorType = ACPI_DESC_TYPE_OPERAND;
  711.                         }
  712.                         break;
  713.  
  714.                     case ACPI_DESC_TYPE_PARSER:
  715.                         if (Element->Size == sizeof (ACPI_DESC_TYPE_PARSER))
  716.                         {
  717.                             DescriptorType = ACPI_DESC_TYPE_PARSER;
  718.                         }
  719.                         break;
  720.  
  721.                     case ACPI_DESC_TYPE_NAMED:
  722.                         if (Element->Size == sizeof (ACPI_DESC_TYPE_NAMED))
  723.                         {
  724.                             DescriptorType = ACPI_DESC_TYPE_NAMED;
  725.                         }
  726.                         break;
  727.  
  728.                     default:
  729.                         break;
  730.                     }
  731.  
  732.                     /* Display additional info for the major descriptor types */
  733.  
  734.                     switch (DescriptorType)
  735.                     {
  736.                     case ACPI_DESC_TYPE_OPERAND:
  737.                         AcpiOsPrintf ("%12.12s  RefCount 0x%04X\n",
  738.                             AcpiUtGetTypeName (Descriptor->Object.Common.Type),
  739.                             Descriptor->Object.Common.ReferenceCount);
  740.                         break;
  741.  
  742.                     case ACPI_DESC_TYPE_PARSER:
  743.                         AcpiOsPrintf ("AmlOpcode 0x%04hX\n",
  744.                             Descriptor->Op.Asl.AmlOpcode);
  745.                         break;
  746.  
  747.                     case ACPI_DESC_TYPE_NAMED:
  748.                         AcpiOsPrintf ("%4.4s\n",
  749.                             AcpiUtGetNodeName (&Descriptor->Node));
  750.                         break;
  751.  
  752.                     default:
  753.                         AcpiOsPrintf ( "\n");
  754.                         break;
  755.                     }
  756.                 }
  757.             }
  758.  
  759.             NumOutstanding++;
  760.         }
  761.  
  762.         Element = Element->Next;
  763.     }
  764.  
  765.     (void) AcpiUtReleaseMutex (ACPI_MTX_MEMORY);
  766.  
  767.     /* Print summary */
  768.  
  769.     if (!NumOutstanding)
  770.     {
  771.         ACPI_INFO ((AE_INFO, "No outstanding allocations"));
  772.     }
  773.     else
  774.     {
  775.         ACPI_ERROR ((AE_INFO, "%u(0x%X) Outstanding allocations",
  776.             NumOutstanding, NumOutstanding));
  777.     }
  778.  
  779.     return_VOID;
  780. }
  781.  
  782. #endif  /* ACPI_DBG_TRACK_ALLOCATIONS */
  783.  
  784.