40 struct MapEntry {  struct
48   MapEntry(uint64_t start_addr, uint64_t len, uint64_t pgoff, Dso* dso, bool in_kernel,  argument
56   MapEntry() {}  in MapEntry()  argument
71   std::map<uint64_t, const MapEntry*> maps;  // Map from start_addr to a MapEntry.  argument
74   const MapEntry* FindMapByAddr(uint64_t addr) const;
97         MapEntry(0, std::numeric_limits<unsigned long long>::max(), 0, unknown_dso_.get(), false);  in ThreadTree()
117   const MapEntry* FindMap(const ThreadEntry* thread, uint64_t ip, bool in_kernel);
119   const MapEntry* FindMap(const ThreadEntry* thread, uint64_t ip);
120   const Symbol* FindSymbol(const MapEntry* map, uint64_t ip, uint64_t* pvaddr_in_file,
149   const MapEntry* AllocateMap(const MapEntry& entry);
150   void InsertMap(MapSet& maps, const MapEntry& entry);
159   std::vector<std::unique_ptr<MapEntry>> map_storage_;
160   MapEntry unknown_map_;