79   auto prev_real_map = GetPrevRealMap();  in InitFileMemoryFromPreviousReadOnlyMap()  local
80   if (prev_real_map == nullptr || prev_real_map->flags() != PROT_READ ||  in InitFileMemoryFromPreviousReadOnlyMap()
81       prev_real_map->offset() >= offset()) {  in InitFileMemoryFromPreviousReadOnlyMap()
85   uint64_t map_size = end() - prev_real_map->end();  in InitFileMemoryFromPreviousReadOnlyMap()
86   if (!memory->Init(name(), prev_real_map->offset(), map_size)) {  in InitFileMemoryFromPreviousReadOnlyMap()
95   if (!memory->Init(name(), prev_real_map->offset(), max_size)) {  in InitFileMemoryFromPreviousReadOnlyMap()
99   set_elf_offset(offset() - prev_real_map->offset());  in InitFileMemoryFromPreviousReadOnlyMap()
100   set_elf_start_offset(prev_real_map->offset());  in InitFileMemoryFromPreviousReadOnlyMap()
237   auto prev_real_map = GetPrevRealMap();  in CreateMemory()  local
243   if (offset() == 0 || prev_real_map == nullptr || prev_real_map->offset() >= offset()) {  in CreateMemory()
249   set_elf_offset(offset() - prev_real_map->offset());  in CreateMemory()
252   set_elf_start_offset(prev_real_map->offset());  in CreateMemory()
256   if (!ranges->Insert(new MemoryRange(process_memory, prev_real_map->start(),  in CreateMemory()
257                                       prev_real_map->end() - prev_real_map->start(), 0))) {  in CreateMemory()
303   } else if (auto prev_real_map = GetPrevRealMap(); prev_real_map != nullptr &&  in GetElf()  local
304                                                     prev_real_map->flags() == PROT_READ &&  in GetElf()
305                                                     prev_real_map->offset() < offset()) {  in GetElf()
311     std::lock_guard<std::mutex> guard(prev_real_map->elf_mutex());  in GetElf()
312     if (prev_real_map->elf() == nullptr) {  in GetElf()
314       prev_real_map->set_elf(elf());  in GetElf()
315       prev_real_map->set_memory_backed_elf(memory_backed_elf());  in GetElf()
316       prev_real_map->set_elf_start_offset(elf_start_offset());  in GetElf()
317       prev_real_map->set_elf_offset(prev_real_map->offset() - elf_start_offset());  in GetElf()
318     } else if (prev_real_map->elf_start_offset() == elf_start_offset()) {  in GetElf()
320       set_elf(prev_real_map->elf());  in GetElf()