32     uint64_t length;                 // 整个块所占用的内存区域的大小  member
82         if (ptr->length == size)  in malloc_query_free_chunk_bf()
88         if (ptr->length > size)  in malloc_query_free_chunk_bf()
92             else if (best->length > ptr->length)  in malloc_query_free_chunk_bf()
115         if (ptr->length >= size)  in malloc_query_free_chunk_ff()
160     new_ck->length = brk_max_addr - brk_managed_addr;  in malloc_enlarge()
183         if (((uint64_t)(ptr->prev) + ptr->prev->length == (uint64_t)ptr))  in malloc_merge_free_chunk()
187             ptr->prev->length += ptr->length;  in malloc_merge_free_chunk()
329     if ((int64_t)(ck->length) - size > sizeof(malloc_mem_chunk_t))  in malloc()
333         new_ck->length = ck->length - size;  in malloc()
336         ck->length = size;  in malloc()
357 …if ((uint64_t)malloc_free_list_end + malloc_free_list_end->length == brk_max_addr && (uint64_t)mal…  in release_brk()
370         malloc_free_list_end->length = brk_max_addr - (uint64_t)malloc_free_list_end;  in release_brk()
383     count_last_free_size += ck->length;  in free()