> +/* Make all changes done to all files on the file system associated
> + with FD actually appear on disk. */
> +int
> +syncfs (int fd)
> +{
> + /* This is not actually synchronous; we don't wait. */
> + error_t err = HURD_DPORT_USE (fd, __file_syncfs (port, 0, 0));Note that syncfs in Linux actually does wait for completion of the writeback, that's the whole point of the syscall.
