posix/malloc_debug/guarded_heap.cpp

175 	guarded_heap*		heap;
198 	RW_LOCK_INITIALIZER("guarded heap lock"),
359 	if (area.heap->reuse_memory || force)
373 guarded_heap_pages_allocated(guarded_heap& heap, size_t pagesAllocated)
375 	atomic_add((int32*)&heap.used_pages, pagesAllocated);
424 		guarded_heap_pages_allocated(*area.heap, pagesNeeded);
433 guarded_heap_area_init(guarded_heap& heap, area_id id, void* baseAddress,
437 	area->heap = &heap;
459 	area->next = heap.areas;
460 	heap.areas = area;
461 	heap.page_count += area->page_count;
468 guarded_heap_area_create(guarded_heap& heap, size_t size)
480 		if (guarded_heap_area_init(heap, id, baseAddress, trySize))
486 	panic("failed to allocate a new heap area");
492 guarded_heap_add_area(guarded_heap& heap, uint32 counter)
494 	WriteLocker areaListWriteLocker(heap.lock);
495 	if (heap.area_creation_counter != counter)
498 	return guarded_heap_area_create(heap, GUARDED_HEAP_GROW_SIZE);
564 guarded_heap_allocate(guarded_heap& heap, size_t size, size_t alignment)
579 	ReadLocker areaListReadLocker(heap.lock);
580 	for (guarded_heap_area* area = heap.areas; area != NULL;
590 	uint32 counter = heap.area_creation_counter;
594 		guarded_heap_add_area(heap, counter);
595 		return guarded_heap_allocate(heap, size, alignment);
606 guarded_heap_get_locked_area_for(guarded_heap& heap, void* address)
608 	ReadLocker areaListReadLocker(heap.lock);
609 	for (guarded_heap_area* area = heap.areas; area != NULL;
688 	if (area.heap->reuse_memory) {
690 		atomic_add((int32*)&area.heap->used_pages, -pagesFreed);
892 	printf("guarded heap area: %p\n", &area);
893 	printf("next heap area: %p\n", area.next);
894 	printf("guarded heap: %p\n", area.heap);
951 dump_guarded_heap(guarded_heap& heap)
953 	printf("guarded heap: %p\n", &heap);
954 	printf("rw lock: %p\n", &heap.lock);
955 	printf("page count: %" B_PRIuSIZE "\n", heap.page_count);
956 	printf("used pages: %" B_PRIuSIZE "\n", heap.used_pages);
958 		heap.area_creation_counter);
961 	guarded_heap_area* area = heap.areas;
967 	printf("areas: %p (%" B_PRIuSIZE ")\n", heap.areas, areaCount);
972 dump_allocations(guarded_heap& heap, bool statsOnly, thread_id thread)
974 	WriteLocker heapLocker(heap.lock);
978 	for (guarded_heap_area* area = heap.areas; area != NULL;
1125 			panic("failed to find area for heap area %p after fork", area);