diff options
Diffstat (limited to 'sys/contrib/dev/acpica/utalloc.c')
| -rw-r--r-- | sys/contrib/dev/acpica/utalloc.c | 718 |
1 files changed, 69 insertions, 649 deletions
diff --git a/sys/contrib/dev/acpica/utalloc.c b/sys/contrib/dev/acpica/utalloc.c index cc5fd01..d1528e3 100644 --- a/sys/contrib/dev/acpica/utalloc.c +++ b/sys/contrib/dev/acpica/utalloc.c @@ -1,7 +1,7 @@ /****************************************************************************** * * Module Name: utalloc - local memory allocation routines - * $Revision: 1.149 $ + * $Revision: 1.164 $ * *****************************************************************************/ @@ -9,7 +9,7 @@ * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999 - 2005, Intel Corp. + * Some or all of this work - Copyright (c) 1999 - 2007, Intel Corp. * All rights reserved. * * 2. License @@ -117,40 +117,11 @@ #define __UTALLOC_C__ #include <contrib/dev/acpica/acpi.h> +#include <contrib/dev/acpica/acdebug.h> #define _COMPONENT ACPI_UTILITIES ACPI_MODULE_NAME ("utalloc") -/* Local prototypes */ - -#ifdef ACPI_DBG_TRACK_ALLOCATIONS -static ACPI_DEBUG_MEM_BLOCK * -AcpiUtFindAllocation ( - void *Allocation); - -static ACPI_STATUS -AcpiUtTrackAllocation ( - ACPI_DEBUG_MEM_BLOCK *Address, - ACPI_SIZE Size, - UINT8 AllocType, - UINT32 Component, - char *Module, - UINT32 Line); - -static ACPI_STATUS -AcpiUtRemoveAllocation ( - ACPI_DEBUG_MEM_BLOCK *Address, - UINT32 Component, - char *Module, - UINT32 Line); - -static ACPI_STATUS -AcpiUtCreateList ( - char *ListName, - UINT16 ObjectSize, - ACPI_MEMORY_LIST **ReturnCache); -#endif - /******************************************************************************* * @@ -171,26 +142,14 @@ AcpiUtCreateCaches ( ACPI_STATUS Status; -#ifdef ACPI_DBG_TRACK_ALLOCATIONS - - /* Memory allocation lists */ - - Status = AcpiUtCreateList ("Acpi-Global", 0, - &AcpiGbl_GlobalList); - if (ACPI_FAILURE (Status)) - { - return (Status); - } + /* Object Caches, for frequently used objects */ - Status = AcpiUtCreateList ("Acpi-Namespace", sizeof (ACPI_NAMESPACE_NODE), - &AcpiGbl_NsNodeList); + Status = AcpiOsCreateCache ("Acpi-Namespace", sizeof (ACPI_NAMESPACE_NODE), + ACPI_MAX_NAMESPACE_CACHE_DEPTH, &AcpiGbl_NamespaceCache); if (ACPI_FAILURE (Status)) { return (Status); } -#endif - - /* Object Caches, for frequently used objects */ Status = AcpiOsCreateCache ("Acpi-State", sizeof (ACPI_GENERIC_STATE), ACPI_MAX_STATE_CACHE_DEPTH, &AcpiGbl_StateCache); @@ -220,6 +179,26 @@ AcpiUtCreateCaches ( return (Status); } + +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + + /* Memory allocation lists */ + + Status = AcpiUtCreateList ("Acpi-Global", 0, + &AcpiGbl_GlobalList); + if (ACPI_FAILURE (Status)) + { + return (Status); + } + + Status = AcpiUtCreateList ("Acpi-Namespace", sizeof (ACPI_NAMESPACE_NODE), + &AcpiGbl_NsNodeList); + if (ACPI_FAILURE (Status)) + { + return (Status); + } +#endif + return (AE_OK); } @@ -240,6 +219,18 @@ ACPI_STATUS AcpiUtDeleteCaches ( void) { +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + char Buffer[7]; + + if (AcpiGbl_DisplayFinalMemStats) + { + ACPI_STRCPY (Buffer, "MEMORY"); + AcpiDbDisplayStatistics (Buffer); + } +#endif + + (void) AcpiOsDeleteCache (AcpiGbl_NamespaceCache); + AcpiGbl_NamespaceCache = NULL; (void) AcpiOsDeleteCache (AcpiGbl_StateCache); AcpiGbl_StateCache = NULL; @@ -253,6 +244,22 @@ AcpiUtDeleteCaches ( (void) AcpiOsDeleteCache (AcpiGbl_PsNodeExtCache); AcpiGbl_PsNodeExtCache = NULL; + +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + + /* Debug only - display leftover memory allocation, if any */ + + AcpiUtDumpAllocations (ACPI_UINT32_MAX, NULL); + + /* Free memory lists */ + + AcpiOsFree (AcpiGbl_GlobalList); + AcpiGbl_GlobalList = NULL; + + AcpiOsFree (AcpiGbl_NsNodeList); + AcpiGbl_NsNodeList = NULL; +#endif + return (AE_OK); } @@ -353,7 +360,7 @@ AcpiUtInitializeBuffer ( /* Allocate a new buffer with local interface to allow tracking */ - Buffer->Pointer = ACPI_MEM_CALLOCATE (RequiredLength); + Buffer->Pointer = ACPI_ALLOCATE_ZEROED (RequiredLength); if (!Buffer->Pointer) { return (AE_NO_MEMORY); @@ -393,7 +400,7 @@ AcpiUtInitializeBuffer ( * * RETURN: Address of the allocated memory on success, NULL on failure. * - * DESCRIPTION: The subsystem's equivalent of malloc. + * DESCRIPTION: Subsystem equivalent of malloc. * ******************************************************************************/ @@ -407,15 +414,15 @@ AcpiUtAllocate ( void *Allocation; - ACPI_FUNCTION_TRACE_U32 ("UtAllocate", Size); + ACPI_FUNCTION_TRACE_U32 (UtAllocate, Size); /* Check for an inadvertent size of zero bytes */ if (!Size) { - _ACPI_REPORT_ERROR (Module, Line, Component, - ("UtAllocate: Attempt to allocate zero bytes, allocating 1 byte\n")); + ACPI_WARNING ((Module, Line, + "Attempt to allocate zero bytes, allocating 1 byte")); Size = 1; } @@ -424,8 +431,8 @@ AcpiUtAllocate ( { /* Report allocation error */ - _ACPI_REPORT_ERROR (Module, Line, Component, - ("UtAllocate: Could not allocate size %X\n", (UINT32) Size)); + ACPI_WARNING ((Module, Line, + "Could not allocate size %X", (UINT32) Size)); return_PTR (NULL); } @@ -436,7 +443,7 @@ AcpiUtAllocate ( /******************************************************************************* * - * FUNCTION: AcpiUtCallocate + * FUNCTION: AcpiUtAllocateZeroed * * PARAMETERS: Size - Size of the allocation * Component - Component type of caller @@ -445,12 +452,12 @@ AcpiUtAllocate ( * * RETURN: Address of the allocated memory on success, NULL on failure. * - * DESCRIPTION: Subsystem equivalent of calloc. + * DESCRIPTION: Subsystem equivalent of calloc. Allocate and zero memory. * ******************************************************************************/ void * -AcpiUtCallocate ( +AcpiUtAllocateZeroed ( ACPI_SIZE Size, UINT32 Component, char *Module, @@ -459,604 +466,17 @@ AcpiUtCallocate ( void *Allocation; - ACPI_FUNCTION_TRACE_U32 ("UtCallocate", Size); - - - /* Check for an inadvertent size of zero bytes */ - - if (!Size) - { - _ACPI_REPORT_ERROR (Module, Line, Component, - ("UtCallocate: Attempt to allocate zero bytes, allocating 1 byte\n")); - Size = 1; - } - - Allocation = AcpiOsAllocate (Size); - if (!Allocation) - { - /* Report allocation error */ - - _ACPI_REPORT_ERROR (Module, Line, Component, - ("UtCallocate: Could not allocate size %X\n", (UINT32) Size)); - return_PTR (NULL); - } - - /* Clear the memory block */ - - ACPI_MEMSET (Allocation, 0, Size); - return_PTR (Allocation); -} - - -#ifdef ACPI_DBG_TRACK_ALLOCATIONS -/* - * 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 AcpiUtCallocate call - * AcpiUtTrackAllocation to add an element to the list; deletion - * occurs in the body of AcpiUtFree. - */ - -/******************************************************************************* - * - * 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 - * - ******************************************************************************/ - -static ACPI_STATUS -AcpiUtCreateList ( - char *ListName, - UINT16 ObjectSize, - ACPI_MEMORY_LIST **ReturnCache) -{ - ACPI_MEMORY_LIST *Cache; - - - Cache = AcpiOsAllocate (sizeof (ACPI_MEMORY_LIST)); - if (!Cache) - { - return (AE_NO_MEMORY); - } - - ACPI_MEMSET (Cache, 0, sizeof (ACPI_MEMORY_LIST)); - - 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, - char *Module, - UINT32 Line) -{ - ACPI_DEBUG_MEM_BLOCK *Allocation; - ACPI_STATUS Status; - - - Allocation = AcpiUtAllocate (Size + sizeof (ACPI_DEBUG_MEM_HEADER), - Component, Module, Line); - if (!Allocation) - { - 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->CurrentTotalSize += (UINT32) Size; - - return ((void *) &Allocation->UserSpace); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtCallocateAndTrack - * - * 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 * -AcpiUtCallocateAndTrack ( - ACPI_SIZE Size, - UINT32 Component, - char *Module, - UINT32 Line) -{ - ACPI_DEBUG_MEM_BLOCK *Allocation; - ACPI_STATUS Status; - - - Allocation = AcpiUtCallocate (Size + sizeof (ACPI_DEBUG_MEM_HEADER), - Component, Module, Line); - if (!Allocation) - { - /* Report allocation error */ - - _ACPI_REPORT_ERROR (Module, Line, Component, - ("UtCallocate: Could not allocate size %X\n", (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->CurrentTotalSize += (UINT32) Size; - - 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, - char *Module, - UINT32 Line) -{ - ACPI_DEBUG_MEM_BLOCK *DebugBlock; - ACPI_STATUS Status; - - - ACPI_FUNCTION_TRACE_PTR ("UtFree", Allocation); - - - if (NULL == Allocation) - { - _ACPI_REPORT_ERROR (Module, Line, Component, - ("AcpiUtFree: Attempt to delete a NULL address\n")); - - 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_DEBUG_PRINT ((ACPI_DB_ERROR, "Could not free memory, %s\n", - AcpiFormatException (Status))); - } - - AcpiOsFree (DebugBlock); - - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "%p freed\n", Allocation)); - - return_VOID; -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtFindAllocation - * - * PARAMETERS: Allocation - Address of allocated memory - * - * RETURN: A list element if found; NULL otherwise. - * - * DESCRIPTION: Searches for an element in the global allocation tracking list. - * - ******************************************************************************/ - -static ACPI_DEBUG_MEM_BLOCK * -AcpiUtFindAllocation ( - void *Allocation) -{ - ACPI_DEBUG_MEM_BLOCK *Element; - - ACPI_FUNCTION_ENTRY (); - Element = AcpiGbl_GlobalList->ListHead; - - /* Search for the address. */ - - while (Element) + Allocation = AcpiUtAllocate (Size, Component, Module, Line); + if (Allocation) { - if (Element == Allocation) - { - return (Element); - } + /* Clear the memory block */ - Element = Element->Next; + ACPI_MEMSET (Allocation, 0, Size); } - return (NULL); -} - - -/******************************************************************************* - * - * 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: None. - * - * 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, - char *Module, - UINT32 Line) -{ - ACPI_MEMORY_LIST *MemList; - ACPI_DEBUG_MEM_BLOCK *Element; - ACPI_STATUS Status = AE_OK; - - - ACPI_FUNCTION_TRACE_PTR ("UtTrackAllocation", Allocation); - - - MemList = AcpiGbl_GlobalList; - Status = AcpiUtAcquireMutex (ACPI_MTX_MEMORY); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - - /* - * Search list for this address to make sure it is not already on the list. - * This will catch several kinds of problems. - */ - Element = AcpiUtFindAllocation (Allocation); - if (Element) - { - ACPI_REPORT_ERROR (( - "UtTrackAllocation: Allocation already present in list! (%p)\n", - Allocation)); - - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Element %p Address %p\n", - Element, Allocation)); - - goto UnlockAndExit; - } - - /* Fill in the instance data. */ - - Allocation->Size = (UINT32) Size; - Allocation->AllocType = AllocType; - Allocation->Component = Component; - Allocation->Line = Line; - - ACPI_STRNCPY (Allocation->Module, Module, ACPI_MAX_MODULE_NAME); - Allocation->Module[ACPI_MAX_MODULE_NAME-1] = 0; - - /* 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; - - -UnlockAndExit: - Status = AcpiUtReleaseMutex (ACPI_MTX_MEMORY); - return_ACPI_STATUS (Status); + return (Allocation); } - -/******************************************************************************* - * - * 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: - * - * DESCRIPTION: Deletes an element from the global allocation tracking list. - * - ******************************************************************************/ - -static ACPI_STATUS -AcpiUtRemoveAllocation ( - ACPI_DEBUG_MEM_BLOCK *Allocation, - UINT32 Component, - char *Module, - UINT32 Line) -{ - ACPI_MEMORY_LIST *MemList; - ACPI_STATUS Status; - - - ACPI_FUNCTION_TRACE ("UtRemoveAllocation"); - - - MemList = AcpiGbl_GlobalList; - if (NULL == MemList->ListHead) - { - /* No allocations! */ - - _ACPI_REPORT_ERROR (Module, Line, Component, - ("UtRemoveAllocation: Empty allocation list, nothing to free!\n")); - - return_ACPI_STATUS (AE_OK); - } - - Status = AcpiUtAcquireMutex (ACPI_MTX_MEMORY); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - - /* Unlink */ - - if (Allocation->Previous) - { - (Allocation->Previous)->Next = Allocation->Next; - } - else - { - MemList->ListHead = Allocation->Next; - } - - if (Allocation->Next) - { - (Allocation->Next)->Previous = Allocation->Previous; - } - - /* Mark the segment as deleted */ - - ACPI_MEMSET (&Allocation->UserSpace, 0xEA, Allocation->Size); - - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Freeing size 0%X\n", - Allocation->Size)); - - Status = AcpiUtReleaseMutex (ACPI_MTX_MEMORY); - return_ACPI_STATUS (Status); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtDumpAllocationInfo - * - * PARAMETERS: - * - * 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, - char *Module) -{ - ACPI_DEBUG_MEM_BLOCK *Element; - ACPI_DESCRIPTOR *Descriptor; - UINT32 NumOutstanding = 0; - - - ACPI_FUNCTION_TRACE ("UtDumpAllocations"); - - - /* - * Walk the allocation list. - */ - if (ACPI_FAILURE (AcpiUtAcquireMutex (ACPI_MTX_MEMORY))) - { - return; - } - - Element = AcpiGbl_GlobalList->ListHead; - while (Element) - { - if ((Element->Component & Component) && - ((Module == NULL) || (0 == ACPI_STRCMP (Module, Element->Module)))) - { - /* Ignore allocated objects that are in a cache */ - - Descriptor = ACPI_CAST_PTR (ACPI_DESCRIPTOR, &Element->UserSpace); - if (Descriptor->DescriptorId != ACPI_DESC_TYPE_CACHED) - { - AcpiOsPrintf ("%p Len %04X %9.9s-%d [%s] ", - Descriptor, Element->Size, Element->Module, - Element->Line, AcpiUtGetDescriptorName (Descriptor)); - - /* Most of the elements will be Operand objects. */ - - switch (ACPI_GET_DESCRIPTOR_TYPE (Descriptor)) - { - case ACPI_DESC_TYPE_OPERAND: - AcpiOsPrintf ("%12.12s R%hd", - AcpiUtGetTypeName (Descriptor->Object.Common.Type), - Descriptor->Object.Common.ReferenceCount); - break; - - case ACPI_DESC_TYPE_PARSER: - AcpiOsPrintf ("AmlOpcode %04hX", - Descriptor->Op.Asl.AmlOpcode); - break; - - case ACPI_DESC_TYPE_NAMED: - AcpiOsPrintf ("%4.4s", - AcpiUtGetNodeName (&Descriptor->Node)); - break; - - default: - break; - } - - AcpiOsPrintf ( "\n"); - NumOutstanding++; - } - } - Element = Element->Next; - } - - (void) AcpiUtReleaseMutex (ACPI_MTX_MEMORY); - - /* Print summary */ - - if (!NumOutstanding) - { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "No outstanding allocations\n")); - } - else - { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "%d(%X) Outstanding allocations\n", - NumOutstanding, NumOutstanding)); - } - - return_VOID; -} - -#endif /* #ifdef ACPI_DBG_TRACK_ALLOCATIONS */ - |
