TTY_LDISC_CHANGING 1749 drivers/tty/n_tty.c } while (!test_bit(TTY_LDISC_CHANGING, &tty->flags)); TTY_LDISC_CHANGING 340 drivers/tty/tty_ldisc.c set_bit(TTY_LDISC_CHANGING, &tty->flags); TTY_LDISC_CHANGING 355 drivers/tty/tty_ldisc.c clear_bit(TTY_LDISC_CHANGING, &tty->flags); TTY_LDISC_CHANGING 392 include/linux/tty.h test_bit(TTY_LDISC_CHANGING, &tty->flags);