+static int fio_null_setup(struct thread_data *td)
+{
+ struct fio_file *f;
+ int i;
+
+ if (!td->total_file_size) {
+ log_err("fio: need size= set\n");
+ return 1;
+ }
+
+ td->io_size = td->total_file_size;
+ td->total_io_size = td->io_size;
+
+ for_each_file(td, f, i) {
+ f->fd = dup(STDOUT_FILENO);
+ f->real_file_size = td->total_io_size / td->nr_files;
+ f->file_size = f->real_file_size;
+ }
+
+ td->nr_open_files = td->nr_files;
+ return 0;
+}
+