return n;
}
+/**
+ * n_tty_write_wakeup - asynchronous I/O notifier
+ * @tty: tty device
+ *
+ * Required for the ptys, serial driver etc. since processes
+ * that attach themselves to the master and rely on ASYNC
+ * IO must be woken up
+ */
+
+static void n_tty_write_wakeup(struct tty_struct *tty)
+{
+ if (tty->fasync && test_and_clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags))
+ kill_fasync(&tty->fasync, SIGIO, POLL_OUT);
+}
+
static inline void n_tty_check_throttle(struct tty_struct *tty)
{
/*
put_tty_queue(c, ldata);
}
-
-/**
- * n_tty_write_wakeup - asynchronous I/O notifier
- * @tty: tty device
- *
- * Required for the ptys, serial driver etc. since processes
- * that attach themselves to the master and rely on ASYNC
- * IO must be woken up
- */
-
-static void n_tty_write_wakeup(struct tty_struct *tty)
-{
- if (tty->fasync && test_and_clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags))
- kill_fasync(&tty->fasync, SIGIO, POLL_OUT);
-}
-
/**
* n_tty_receive_buf - data receive
* @tty: terminal device