go/src/cmd/vendor/golang.org/x/telemetry/internal/mmap/mmap.go

type Data …

// Mmap maps the given file into memory.
// When remapping a file, pass the most recently returned Data.
func Mmap(f *os.File) (*Data, error) { … }

// Munmap unmaps the given file from memory.
func Munmap(d *Data) error { … }