X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Facpi%2Futilities%2Futalloc.c;h=f6cbc0b1bfd057f3d51257b7c1c35b12564ce708;hb=refs%2Fheads%2Fvserver;hp=58ec6733efaaae8df779500a2fd3edb96d2eaa67;hpb=c7b5ebbddf7bcd3651947760f423e3783bbe6573;p=linux-2.6.git diff --git a/drivers/acpi/utilities/utalloc.c b/drivers/acpi/utilities/utalloc.c index 58ec6733e..f6cbc0b1b 100644 --- a/drivers/acpi/utilities/utalloc.c +++ b/drivers/acpi/utilities/utalloc.c @@ -1,11 +1,11 @@ /****************************************************************************** * - * Module Name: utalloc - local cache and memory allocation routines + * Module Name: utalloc - local memory allocation routines * *****************************************************************************/ /* - * Copyright (C) 2000 - 2004, R. Byron Moore + * Copyright (C) 2000 - 2006, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -41,179 +41,141 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utalloc") - +ACPI_MODULE_NAME("utalloc") -/****************************************************************************** +/******************************************************************************* * - * FUNCTION: acpi_ut_release_to_cache + * FUNCTION: acpi_ut_create_caches * - * PARAMETERS: list_id - Memory list/cache ID - * Object - The object to be released + * PARAMETERS: None * - * RETURN: None + * RETURN: Status * - * DESCRIPTION: Release an object to the specified cache. If cache is full, - * the object is deleted. + * DESCRIPTION: Create all local caches * ******************************************************************************/ - -void -acpi_ut_release_to_cache ( - u32 list_id, - void *object) +acpi_status acpi_ut_create_caches(void) { - struct acpi_memory_list *cache_info; - - - ACPI_FUNCTION_ENTRY (); + acpi_status status; + /* Object Caches, for frequently used objects */ - /* If walk cache is full, just free this wallkstate object */ + status = + acpi_os_create_cache("Acpi-Namespace", + sizeof(struct acpi_namespace_node), + ACPI_MAX_NAMESPACE_CACHE_DEPTH, + &acpi_gbl_namespace_cache); + if (ACPI_FAILURE(status)) { + return (status); + } - cache_info = &acpi_gbl_memory_lists[list_id]; - if (cache_info->cache_depth >= cache_info->max_cache_depth) { - ACPI_MEM_FREE (object); - ACPI_MEM_TRACKING (cache_info->total_freed++); + status = + acpi_os_create_cache("Acpi-State", sizeof(union acpi_generic_state), + ACPI_MAX_STATE_CACHE_DEPTH, + &acpi_gbl_state_cache); + if (ACPI_FAILURE(status)) { + return (status); } - /* Otherwise put this object back into the cache */ + status = + acpi_os_create_cache("Acpi-Parse", + sizeof(struct acpi_parse_obj_common), + ACPI_MAX_PARSE_CACHE_DEPTH, + &acpi_gbl_ps_node_cache); + if (ACPI_FAILURE(status)) { + return (status); + } - else { - if (ACPI_FAILURE (acpi_ut_acquire_mutex (ACPI_MTX_CACHES))) { - return; - } + status = + acpi_os_create_cache("Acpi-ParseExt", + sizeof(struct acpi_parse_obj_named), + ACPI_MAX_EXTPARSE_CACHE_DEPTH, + &acpi_gbl_ps_node_ext_cache); + if (ACPI_FAILURE(status)) { + return (status); + } - /* Mark the object as cached */ + status = + acpi_os_create_cache("Acpi-Operand", + sizeof(union acpi_operand_object), + ACPI_MAX_OBJECT_CACHE_DEPTH, + &acpi_gbl_operand_cache); + if (ACPI_FAILURE(status)) { + return (status); + } - ACPI_MEMSET (object, 0xCA, cache_info->object_size); - ACPI_SET_DESCRIPTOR_TYPE (object, ACPI_DESC_TYPE_CACHED); +#ifdef ACPI_DBG_TRACK_ALLOCATIONS - /* Put the object at the head of the cache list */ + /* Memory allocation lists */ - * (ACPI_CAST_INDIRECT_PTR (char, &(((char *) object)[cache_info->link_offset]))) = cache_info->list_head; - cache_info->list_head = object; - cache_info->cache_depth++; + status = acpi_ut_create_list("Acpi-Global", 0, &acpi_gbl_global_list); + if (ACPI_FAILURE(status)) { + return (status); + } - (void) acpi_ut_release_mutex (ACPI_MTX_CACHES); + status = + acpi_ut_create_list("Acpi-Namespace", + sizeof(struct acpi_namespace_node), + &acpi_gbl_ns_node_list); + if (ACPI_FAILURE(status)) { + return (status); } -} +#endif + return (AE_OK); +} -/****************************************************************************** +/******************************************************************************* * - * FUNCTION: acpi_ut_acquire_from_cache + * FUNCTION: acpi_ut_delete_caches * - * PARAMETERS: list_id - Memory list ID + * PARAMETERS: None * - * RETURN: A requested object. NULL if the object could not be - * allocated. + * RETURN: Status * - * DESCRIPTION: Get an object from the specified cache. If cache is empty, - * the object is allocated. + * DESCRIPTION: Purge and delete all local caches * ******************************************************************************/ -void * -acpi_ut_acquire_from_cache ( - u32 list_id) +acpi_status acpi_ut_delete_caches(void) { - struct acpi_memory_list *cache_info; - void *object; - - - ACPI_FUNCTION_NAME ("ut_acquire_from_cache"); - - cache_info = &acpi_gbl_memory_lists[list_id]; - if (ACPI_FAILURE (acpi_ut_acquire_mutex (ACPI_MTX_CACHES))) { - return (NULL); - } - - ACPI_MEM_TRACKING (cache_info->cache_requests++); + (void)acpi_os_delete_cache(acpi_gbl_namespace_cache); + acpi_gbl_namespace_cache = NULL; - /* Check the cache first */ + (void)acpi_os_delete_cache(acpi_gbl_state_cache); + acpi_gbl_state_cache = NULL; - if (cache_info->list_head) { - /* There is an object available, use it */ + (void)acpi_os_delete_cache(acpi_gbl_operand_cache); + acpi_gbl_operand_cache = NULL; - object = cache_info->list_head; - cache_info->list_head = *(ACPI_CAST_INDIRECT_PTR (char, &(((char *) object)[cache_info->link_offset]))); + (void)acpi_os_delete_cache(acpi_gbl_ps_node_cache); + acpi_gbl_ps_node_cache = NULL; - ACPI_MEM_TRACKING (cache_info->cache_hits++); - cache_info->cache_depth--; + (void)acpi_os_delete_cache(acpi_gbl_ps_node_ext_cache); + acpi_gbl_ps_node_ext_cache = NULL; #ifdef ACPI_DBG_TRACK_ALLOCATIONS - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Object %p from %s\n", - object, acpi_gbl_memory_lists[list_id].list_name)); -#endif - - if (ACPI_FAILURE (acpi_ut_release_mutex (ACPI_MTX_CACHES))) { - return (NULL); - } - - /* Clear (zero) the previously used Object */ - - ACPI_MEMSET (object, 0, cache_info->object_size); - } - - else { - /* The cache is empty, create a new object */ - - /* Avoid deadlock with ACPI_MEM_CALLOCATE */ - - if (ACPI_FAILURE (acpi_ut_release_mutex (ACPI_MTX_CACHES))) { - return (NULL); - } - - object = ACPI_MEM_CALLOCATE (cache_info->object_size); - ACPI_MEM_TRACKING (cache_info->total_allocated++); - } - return (object); -} - - -/****************************************************************************** - * - * FUNCTION: acpi_ut_delete_generic_cache - * - * PARAMETERS: list_id - Memory list ID - * - * RETURN: None - * - * DESCRIPTION: Free all objects within the requested cache. - * - ******************************************************************************/ + /* Debug only - display leftover memory allocation, if any */ -void -acpi_ut_delete_generic_cache ( - u32 list_id) -{ - struct acpi_memory_list *cache_info; - char *next; - - - ACPI_FUNCTION_ENTRY (); + acpi_ut_dump_allocations(ACPI_UINT32_MAX, NULL); + /* Free memory lists */ - cache_info = &acpi_gbl_memory_lists[list_id]; - while (cache_info->list_head) { - /* Delete one cached state object */ + ACPI_FREE(acpi_gbl_global_list); + acpi_gbl_global_list = NULL; - next = *(ACPI_CAST_INDIRECT_PTR (char, &(((char *) cache_info->list_head)[cache_info->link_offset]))); - ACPI_MEM_FREE (cache_info->list_head); + ACPI_FREE(acpi_gbl_ns_node_list); + acpi_gbl_ns_node_list = NULL; +#endif - cache_info->list_head = next; - cache_info->cache_depth--; - } + return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ut_validate_buffer @@ -226,9 +188,7 @@ acpi_ut_delete_generic_cache ( * ******************************************************************************/ -acpi_status -acpi_ut_validate_buffer ( - struct acpi_buffer *buffer) +acpi_status acpi_ut_validate_buffer(struct acpi_buffer * buffer) { /* Obviously, the structure pointer must be valid */ @@ -239,9 +199,9 @@ acpi_ut_validate_buffer ( /* Special semantics for the length */ - if ((buffer->length == ACPI_NO_BUFFER) || - (buffer->length == ACPI_ALLOCATE_BUFFER) || - (buffer->length == ACPI_ALLOCATE_LOCAL_BUFFER)) { + if ((buffer->length == ACPI_NO_BUFFER) || + (buffer->length == ACPI_ALLOCATE_BUFFER) || + (buffer->length == ACPI_ALLOCATE_LOCAL_BUFFER)) { return (AE_OK); } @@ -254,7 +214,6 @@ acpi_ut_validate_buffer ( return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ut_initialize_buffer @@ -265,17 +224,15 @@ acpi_ut_validate_buffer ( * RETURN: Status * * DESCRIPTION: Validate that the buffer is of the required length or - * allocate a new buffer. + * allocate a new buffer. Returned buffer is always zeroed. * ******************************************************************************/ acpi_status -acpi_ut_initialize_buffer ( - struct acpi_buffer *buffer, - acpi_size required_length) +acpi_ut_initialize_buffer(struct acpi_buffer * buffer, + acpi_size required_length) { - acpi_status status = AE_OK; - + acpi_status status = AE_OK; switch (buffer->length) { case ACPI_NO_BUFFER: @@ -285,44 +242,42 @@ acpi_ut_initialize_buffer ( status = AE_BUFFER_OVERFLOW; break; - case ACPI_ALLOCATE_BUFFER: /* Allocate a new buffer */ - buffer->pointer = acpi_os_allocate (required_length); + buffer->pointer = acpi_os_allocate(required_length); if (!buffer->pointer) { return (AE_NO_MEMORY); } /* Clear the buffer */ - ACPI_MEMSET (buffer->pointer, 0, required_length); + ACPI_MEMSET(buffer->pointer, 0, required_length); break; - case ACPI_ALLOCATE_LOCAL_BUFFER: /* Allocate a new buffer with local interface to allow tracking */ - buffer->pointer = ACPI_MEM_ALLOCATE (required_length); + buffer->pointer = ACPI_ALLOCATE_ZEROED(required_length); if (!buffer->pointer) { return (AE_NO_MEMORY); } - - /* Clear the buffer */ - - ACPI_MEMSET (buffer->pointer, 0, required_length); break; - default: - /* Validate the size of the buffer */ + /* Existing buffer: Validate the size of the buffer */ if (buffer->length < required_length) { status = AE_BUFFER_OVERFLOW; + break; } + + /* Clear the buffer */ + + ACPI_MEMSET(buffer->pointer, 0, required_length); break; } @@ -330,7 +285,7 @@ acpi_ut_initialize_buffer ( return (status); } - +#ifdef NOT_USED_BY_LINUX /******************************************************************************* * * FUNCTION: acpi_ut_allocate @@ -342,159 +297,41 @@ acpi_ut_initialize_buffer ( * * RETURN: Address of the allocated memory on success, NULL on failure. * - * DESCRIPTION: The subsystem's equivalent of malloc. + * DESCRIPTION: Subsystem equivalent of malloc. * ******************************************************************************/ -void * -acpi_ut_allocate ( - acpi_size size, - u32 component, - char *module, - u32 line) +void *acpi_ut_allocate(acpi_size size, u32 component, char *module, u32 line) { - void *allocation; - - - ACPI_FUNCTION_TRACE_U32 ("ut_allocate", size); + void *allocation; + ACPI_FUNCTION_TRACE_U32(ut_allocate, size); /* Check for an inadvertent size of zero bytes */ if (!size) { - _ACPI_REPORT_ERROR (module, line, component, - ("ut_allocate: Attempt to allocate zero bytes\n")); + ACPI_WARNING((module, line, + "Attempt to allocate zero bytes, allocating 1 byte")); size = 1; } - allocation = acpi_os_allocate (size); + allocation = acpi_os_allocate(size); if (!allocation) { - /* Report allocation error */ - - _ACPI_REPORT_ERROR (module, line, component, - ("ut_allocate: Could not allocate size %X\n", (u32) size)); - - return_PTR (NULL); - } - - return_PTR (allocation); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ut_callocate - * - * 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 * -acpi_ut_callocate ( - acpi_size size, - u32 component, - char *module, - u32 line) -{ - void *allocation; - - - ACPI_FUNCTION_TRACE_U32 ("ut_callocate", size); - - - /* Check for an inadvertent size of zero bytes */ - - if (!size) { - _ACPI_REPORT_ERROR (module, line, component, - ("ut_callocate: Attempt to allocate zero bytes\n")); - return_PTR (NULL); - } - - allocation = acpi_os_allocate (size); - if (!allocation) { /* Report allocation error */ - _ACPI_REPORT_ERROR (module, line, component, - ("ut_callocate: Could not allocate size %X\n", (u32) size)); - return_PTR (NULL); - } - - /* Clear the memory block */ - - ACPI_MEMSET (allocation, 0, size); - return_PTR (allocation); -} + ACPI_WARNING((module, line, + "Could not allocate size %X", (u32) size)); - -#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. acpi_ut_allocate and acpi_ut_callocate call - * acpi_ut_track_allocation to add an element to the list; deletion - * occurs in the body of acpi_ut_free. - */ - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_allocate_and_track - * - * 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 * -acpi_ut_allocate_and_track ( - acpi_size size, - u32 component, - char *module, - u32 line) -{ - struct acpi_debug_mem_block *allocation; - acpi_status status; - - - allocation = acpi_ut_allocate (size + sizeof (struct acpi_debug_mem_block), component, - module, line); - if (!allocation) { - return (NULL); + return_PTR(NULL); } - status = acpi_ut_track_allocation (ACPI_MEM_LIST_GLOBAL, allocation, size, - ACPI_MEM_MALLOC, component, module, line); - if (ACPI_FAILURE (status)) { - acpi_os_free (allocation); - return (NULL); - } - - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].total_allocated++; - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].current_total_size += (u32) size; - - return ((void *) &allocation->user_space); + return_PTR(allocation); } - /******************************************************************************* * - * FUNCTION: acpi_ut_callocate_and_track + * FUNCTION: acpi_ut_allocate_zeroed * * PARAMETERS: Size - Size of the allocation * Component - Component type of caller @@ -503,459 +340,25 @@ acpi_ut_allocate_and_track ( * * RETURN: Address of the allocated memory on success, NULL on failure. * - * DESCRIPTION: Subsystem equivalent of calloc. - * - ******************************************************************************/ - -void * -acpi_ut_callocate_and_track ( - acpi_size size, - u32 component, - char *module, - u32 line) -{ - struct acpi_debug_mem_block *allocation; - acpi_status status; - - - allocation = acpi_ut_callocate (size + sizeof (struct acpi_debug_mem_block), component, - module, line); - if (!allocation) { - /* Report allocation error */ - - _ACPI_REPORT_ERROR (module, line, component, - ("ut_callocate: Could not allocate size %X\n", (u32) size)); - return (NULL); - } - - status = acpi_ut_track_allocation (ACPI_MEM_LIST_GLOBAL, allocation, size, - ACPI_MEM_CALLOC, component, module, line); - if (ACPI_FAILURE (status)) { - acpi_os_free (allocation); - return (NULL); - } - - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].total_allocated++; - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].current_total_size += (u32) size; - - return ((void *) &allocation->user_space); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_free_and_track - * - * 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 -acpi_ut_free_and_track ( - void *allocation, - u32 component, - char *module, - u32 line) -{ - struct acpi_debug_mem_block *debug_block; - acpi_status status; - - - ACPI_FUNCTION_TRACE_PTR ("ut_free", allocation); - - - if (NULL == allocation) { - _ACPI_REPORT_ERROR (module, line, component, - ("acpi_ut_free: Attempt to delete a NULL address\n")); - - return_VOID; - } - - debug_block = ACPI_CAST_PTR (struct acpi_debug_mem_block, - (((char *) allocation) - sizeof (struct acpi_debug_mem_header))); - - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].total_freed++; - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].current_total_size -= debug_block->size; - - status = acpi_ut_remove_allocation (ACPI_MEM_LIST_GLOBAL, debug_block, - component, module, line); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Could not free memory, %s\n", - acpi_format_exception (status))); - } - - acpi_os_free (debug_block); - - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "%p freed\n", allocation)); - - return_VOID; -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_find_allocation - * - * PARAMETERS: list_id - Memory list to search - * Allocation - Address of allocated memory - * - * RETURN: A list element if found; NULL otherwise. - * - * DESCRIPTION: Searches for an element in the global allocation tracking list. - * - ******************************************************************************/ - -struct acpi_debug_mem_block * -acpi_ut_find_allocation ( - u32 list_id, - void *allocation) -{ - struct acpi_debug_mem_block *element; - - - ACPI_FUNCTION_ENTRY (); - - - if (list_id > ACPI_MEM_LIST_MAX) { - return (NULL); - } - - element = acpi_gbl_memory_lists[list_id].list_head; - - /* Search for the address. */ - - while (element) { - if (element == allocation) { - return (element); - } - - element = element->next; - } - - return (NULL); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_track_allocation - * - * PARAMETERS: list_id - Memory list to search - * Allocation - Address of allocated memory - * Size - Size of the allocation - * alloc_type - 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. + * DESCRIPTION: Subsystem equivalent of calloc. Allocate and zero memory. * ******************************************************************************/ -acpi_status -acpi_ut_track_allocation ( - u32 list_id, - struct acpi_debug_mem_block *allocation, - acpi_size size, - u8 alloc_type, - u32 component, - char *module, - u32 line) +void *acpi_ut_allocate_zeroed(acpi_size size, + u32 component, char *module, u32 line) { - struct acpi_memory_list *mem_list; - struct acpi_debug_mem_block *element; - acpi_status status = AE_OK; + void *allocation; + ACPI_FUNCTION_ENTRY(); - ACPI_FUNCTION_TRACE_PTR ("ut_track_allocation", allocation); + allocation = acpi_ut_allocate(size, component, module, line); + if (allocation) { + /* Clear the memory block */ - if (list_id > ACPI_MEM_LIST_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + ACPI_MEMSET(allocation, 0, size); } - mem_list = &acpi_gbl_memory_lists[list_id]; - status = acpi_ut_acquire_mutex (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 = acpi_ut_find_allocation (list_id, allocation); - if (element) { - ACPI_REPORT_ERROR (("ut_track_allocation: Allocation already present in list! (%p)\n", - allocation)); - - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Element %p Address %p\n", element, allocation)); - - goto unlock_and_exit; - } - - /* Fill in the instance data. */ - - allocation->size = (u32) size; - allocation->alloc_type = alloc_type; - allocation->component = component; - allocation->line = line; - - ACPI_STRNCPY (allocation->module, module, ACPI_MAX_MODULE_NAME); - - /* Insert at list head */ - - if (mem_list->list_head) { - ((struct acpi_debug_mem_block *)(mem_list->list_head))->previous = allocation; - } - - allocation->next = mem_list->list_head; - allocation->previous = NULL; - - mem_list->list_head = allocation; - - -unlock_and_exit: - status = acpi_ut_release_mutex (ACPI_MTX_MEMORY); - return_ACPI_STATUS (status); + return (allocation); } - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_remove_allocation - * - * PARAMETERS: list_id - Memory list to search - * 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. - * - ******************************************************************************/ - -acpi_status -acpi_ut_remove_allocation ( - u32 list_id, - struct acpi_debug_mem_block *allocation, - u32 component, - char *module, - u32 line) -{ - struct acpi_memory_list *mem_list; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ut_remove_allocation"); - - - if (list_id > ACPI_MEM_LIST_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - mem_list = &acpi_gbl_memory_lists[list_id]; - if (NULL == mem_list->list_head) { - /* No allocations! */ - - _ACPI_REPORT_ERROR (module, line, component, - ("ut_remove_allocation: Empty allocation list, nothing to free!\n")); - - return_ACPI_STATUS (AE_OK); - } - - status = acpi_ut_acquire_mutex (ACPI_MTX_MEMORY); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } - - /* Unlink */ - - if (allocation->previous) { - (allocation->previous)->next = allocation->next; - } - else { - mem_list->list_head = allocation->next; - } - - if (allocation->next) { - (allocation->next)->previous = allocation->previous; - } - - /* Mark the segment as deleted */ - - ACPI_MEMSET (&allocation->user_space, 0xEA, allocation->size); - - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Freeing size 0%X\n", allocation->size)); - - status = acpi_ut_release_mutex (ACPI_MTX_MEMORY); - return_ACPI_STATUS (status); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_dump_allocation_info - * - * PARAMETERS: - * - * RETURN: None - * - * DESCRIPTION: Print some info about the outstanding allocations. - * - ******************************************************************************/ - -void -acpi_ut_dump_allocation_info ( - void) -{ -/* - struct acpi_memory_list *mem_list; -*/ - - ACPI_FUNCTION_TRACE ("ut_dump_allocation_info"); - -/* - ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES, - ("%30s: %4d (%3d Kb)\n", "Current allocations", - mem_list->current_count, - ROUND_UP_TO_1K (mem_list->current_size))); - - ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES, - ("%30s: %4d (%3d Kb)\n", "Max concurrent allocations", - mem_list->max_concurrent_count, - ROUND_UP_TO_1K (mem_list->max_concurrent_size))); - - - ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES, - ("%30s: %4d (%3d Kb)\n", "Total (all) internal objects", - running_object_count, - ROUND_UP_TO_1K (running_object_size))); - - ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES, - ("%30s: %4d (%3d Kb)\n", "Total (all) allocations", - running_alloc_count, - ROUND_UP_TO_1K (running_alloc_size))); - - - ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES, - ("%30s: %4d (%3d Kb)\n", "Current Nodes", - acpi_gbl_current_node_count, - ROUND_UP_TO_1K (acpi_gbl_current_node_size))); - - ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES, - ("%30s: %4d (%3d Kb)\n", "Max Nodes", - acpi_gbl_max_concurrent_node_count, - ROUND_UP_TO_1K ((acpi_gbl_max_concurrent_node_count * sizeof (struct acpi_namespace_node))))); -*/ - return_VOID; -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_dump_allocations - * - * 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 -acpi_ut_dump_allocations ( - u32 component, - char *module) -{ - struct acpi_debug_mem_block *element; - union acpi_descriptor *descriptor; - u32 num_outstanding = 0; - - - ACPI_FUNCTION_TRACE ("ut_dump_allocations"); - - - /* - * Walk the allocation list. - */ - if (ACPI_FAILURE (acpi_ut_acquire_mutex (ACPI_MTX_MEMORY))) { - return; - } - - element = acpi_gbl_memory_lists[0].list_head; - 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 (union acpi_descriptor, &element->user_space); - if (descriptor->descriptor_id != ACPI_DESC_TYPE_CACHED) { - acpi_os_printf ("%p Len %04X %9.9s-%d [%s] ", - descriptor, element->size, element->module, - element->line, acpi_ut_get_descriptor_name (descriptor)); - - /* Most of the elements will be Operand objects. */ - - switch (ACPI_GET_DESCRIPTOR_TYPE (descriptor)) { - case ACPI_DESC_TYPE_OPERAND: - acpi_os_printf ("%12.12s R%hd", - acpi_ut_get_type_name (descriptor->object.common.type), - descriptor->object.common.reference_count); - break; - - case ACPI_DESC_TYPE_PARSER: - acpi_os_printf ("aml_opcode %04hX", - descriptor->op.asl.aml_opcode); - break; - - case ACPI_DESC_TYPE_NAMED: - acpi_os_printf ("%4.4s", - acpi_ut_get_node_name (&descriptor->node)); - break; - - default: - break; - } - - acpi_os_printf ( "\n"); - num_outstanding++; - } - } - element = element->next; - } - - (void) acpi_ut_release_mutex (ACPI_MTX_MEMORY); - - /* Print summary */ - - if (!num_outstanding) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "No outstanding allocations.\n")); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "%d(%X) Outstanding allocations\n", - num_outstanding, num_outstanding)); - } - - return_VOID; -} - - -#endif /* #ifdef ACPI_DBG_TRACK_ALLOCATIONS */ - +#endif