kubernetes/vendor/go.etcd.io/etcd/client/pkg/v3/fileutil/lock_linux.go

var wrlck …

var linuxTryLockFile …

var linuxLockFile …

func init() { … }

func TryLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) { … }

func ofdTryLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) { … }

func LockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) { … }

func ofdLockFile(path string, flag int, perm os.FileMode) (*LockedFile, error) { … }