879 IOStatus PosixMmapFile::UnmapCurrentRegion() {  in UnmapCurrentRegion()
900 IOStatus PosixMmapFile::MapNewRegion() {  in MapNewRegion()
936 IOStatus PosixMmapFile::Msync() {  in Msync()
952 PosixMmapFile::PosixMmapFile(const std::string& fname, int fd, size_t page_size,  in PosixMmapFile()  function in ROCKSDB_NAMESPACE::PosixMmapFile
974 PosixMmapFile::~PosixMmapFile() {  in ~PosixMmapFile()
976     PosixMmapFile::Close(IOOptions(), nullptr);  in ~PosixMmapFile()
980 IOStatus PosixMmapFile::Append(const Slice& data, const IOOptions& /*opts*/,  in Append()
1010 IOStatus PosixMmapFile::Close(const IOOptions& /*opts*/,  in Close()
1037 IOStatus PosixMmapFile::Flush(const IOOptions& /*opts*/,  in Flush()
1042 IOStatus PosixMmapFile::Sync(const IOOptions& /*opts*/,  in Sync()
1054 IOStatus PosixMmapFile::Fsync(const IOOptions& /*opts*/,  in Fsync()
1068 uint64_t PosixMmapFile::GetFileSize(const IOOptions& /*opts*/,  in GetFileSize()
1074 IOStatus PosixMmapFile::InvalidateCache(size_t offset, size_t length) {  in InvalidateCache()
1090 IOStatus PosixMmapFile::Allocate(uint64_t offset, uint64_t len,  in Allocate()