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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 | /****************************************************************************** * * Module Name: utalloc - local cache and memory allocation routines * *****************************************************************************/ /* * Copyright (C) 2000 - 2003, R. Byron Moore * All rights reserved. * * 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. * * Alternatively, this software may be distributed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * * NO WARRANTY * 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 MERCHANTIBILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES. */ #include <acpi/acpi.h> #define _COMPONENT ACPI_UTILITIES ACPI_MODULE_NAME ("utalloc") /****************************************************************************** * * FUNCTION: acpi_ut_release_to_cache * * PARAMETERS: list_id - Memory list/cache ID * Object - The object to be released * * RETURN: None * * DESCRIPTION: Release an object to the specified cache. If cache is full, * the object is deleted. * ******************************************************************************/ void acpi_ut_release_to_cache ( u32 list_id, void *object) { struct acpi_memory_list *cache_info; ACPI_FUNCTION_ENTRY (); /* If walk cache is full, just free this wallkstate object */ 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++); } /* Otherwise put this object back into the cache */ else { if (ACPI_FAILURE (acpi_ut_acquire_mutex (ACPI_MTX_CACHES))) { return; } /* Mark the object as cached */ ACPI_MEMSET (object, 0xCA, cache_info->object_size); ACPI_SET_DESCRIPTOR_TYPE (object, ACPI_DESC_TYPE_CACHED); /* Put the object at the head of the cache list */ * (ACPI_CAST_INDIRECT_PTR (char, &(((char *) object)[cache_info->link_offset]))) = cache_info->list_head; cache_info->list_head = object; cache_info->cache_depth++; (void) acpi_ut_release_mutex (ACPI_MTX_CACHES); } } /****************************************************************************** * * FUNCTION: acpi_ut_acquire_from_cache * * PARAMETERS: list_id - Memory list ID * * RETURN: A requested object. NULL if the object could not be * allocated. * * DESCRIPTION: Get an object from the specified cache. If cache is empty, * the object is allocated. * ******************************************************************************/ void * acpi_ut_acquire_from_cache ( u32 list_id) { 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++); /* Check the cache first */ if (cache_info->list_head) { /* There is an object available, use it */ object = cache_info->list_head; cache_info->list_head = *(ACPI_CAST_INDIRECT_PTR (char, &(((char *) object)[cache_info->link_offset]))); ACPI_MEM_TRACKING (cache_info->cache_hits++); cache_info->cache_depth--; #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. * ******************************************************************************/ void acpi_ut_delete_generic_cache ( u32 list_id) { struct acpi_memory_list *cache_info; char *next; ACPI_FUNCTION_ENTRY (); cache_info = &acpi_gbl_memory_lists[list_id]; while (cache_info->list_head) { /* Delete one cached state object */ next = *(ACPI_CAST_INDIRECT_PTR (char, &(((char *) cache_info->list_head)[cache_info->link_offset]))); ACPI_MEM_FREE (cache_info->list_head); cache_info->list_head = next; cache_info->cache_depth--; } } /******************************************************************************* * * FUNCTION: acpi_ut_validate_buffer * * PARAMETERS: Buffer - Buffer descriptor to be validated * * RETURN: Status * * DESCRIPTION: Perform parameter validation checks on an struct acpi_buffer * ******************************************************************************/ acpi_status acpi_ut_validate_buffer ( struct acpi_buffer *buffer) { /* Obviously, the structure pointer must be valid */ if (!buffer) { return (AE_BAD_PARAMETER); } /* Special semantics for the length */ if ((buffer->length == ACPI_NO_BUFFER) || (buffer->length == ACPI_ALLOCATE_BUFFER) || (buffer->length == ACPI_ALLOCATE_LOCAL_BUFFER)) { return (AE_OK); } /* Length is valid, the buffer pointer must be also */ if (!buffer->pointer) { return (AE_BAD_PARAMETER); } return (AE_OK); } /******************************************************************************* * * FUNCTION: acpi_ut_initialize_buffer * * PARAMETERS: required_length - Length needed * Buffer - Buffer to be validated * * RETURN: Status * * DESCRIPTION: Validate that the buffer is of the required length or * allocate a new buffer. * ******************************************************************************/ acpi_status acpi_ut_initialize_buffer ( struct acpi_buffer *buffer, acpi_size required_length) { acpi_status status = AE_OK; switch (buffer->length) { case ACPI_NO_BUFFER: /* Set the exception and returned the required length */ status = AE_BUFFER_OVERFLOW; break; case ACPI_ALLOCATE_BUFFER: /* Allocate a new buffer */ buffer->pointer = acpi_os_allocate (required_length); if (!buffer->pointer) { return (AE_NO_MEMORY); } /* Clear the buffer */ 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); 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 */ if (buffer->length < required_length) { status = AE_BUFFER_OVERFLOW; } break; } buffer->length = required_length; return (status); } /******************************************************************************* * * FUNCTION: acpi_ut_allocate * * 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 ( acpi_size size, u32 component, char *module, u32 line) { 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")); size = 1; } 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); } #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); } 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); } /******************************************************************************* * * FUNCTION: acpi_ut_callocate_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: 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: 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: 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. * ******************************************************************************/ 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) { struct acpi_memory_list *mem_list; struct acpi_debug_mem_block *element; acpi_status status = AE_OK; ACPI_FUNCTION_TRACE_PTR ("ut_track_allocation", allocation); if (list_id > ACPI_MEM_LIST_MAX) { return_ACPI_STATUS (AE_BAD_PARAMETER); } 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); } /******************************************************************************* * * FUNCTION: acpi_ut_remove_allocation * * 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. * ******************************************************************************/ 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 ", descriptor, element->size, element->module, element->line); /* Most of the elements will be internal objects. */ switch (ACPI_GET_DESCRIPTOR_TYPE (descriptor)) { case ACPI_DESC_TYPE_OPERAND: acpi_os_printf ("obj_type %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 ("parse_obj aml_opcode %04hX", descriptor->op.asl.aml_opcode); break; case ACPI_DESC_TYPE_NAMED: acpi_os_printf ("Node %4.4s", descriptor->node.name.ascii); break; case ACPI_DESC_TYPE_STATE: acpi_os_printf ("Untyped state_obj"); break; case ACPI_DESC_TYPE_STATE_UPDATE: acpi_os_printf ("UPDATE state_obj"); break; case ACPI_DESC_TYPE_STATE_PACKAGE: acpi_os_printf ("PACKAGE state_obj"); break; case ACPI_DESC_TYPE_STATE_CONTROL: acpi_os_printf ("CONTROL state_obj"); break; case ACPI_DESC_TYPE_STATE_RPSCOPE: acpi_os_printf ("ROOT-PARSE-SCOPE state_obj"); break; case ACPI_DESC_TYPE_STATE_PSCOPE: acpi_os_printf ("PARSE-SCOPE state_obj"); break; case ACPI_DESC_TYPE_STATE_WSCOPE: acpi_os_printf ("WALK-SCOPE state_obj"); break; case ACPI_DESC_TYPE_STATE_RESULT: acpi_os_printf ("RESULT state_obj"); break; case ACPI_DESC_TYPE_STATE_NOTIFY: acpi_os_printf ("NOTIFY state_obj"); break; case ACPI_DESC_TYPE_STATE_THREAD: acpi_os_printf ("THREAD state_obj"); break; default: /* All types should appear above */ 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 */ |