taglinefilesource code
canon_change187drivers/char/tty_ioctl.cint canon_change;
canon_change189drivers/char/tty_ioctl.ccanon_change = (old_termios.c_lflag ^ termios->c_lflag) & ICANON;
canon_change192drivers/char/tty_ioctl.cif (canon_change) {
canon_change199drivers/char/tty_ioctl.cif (canon_change && !L_ICANON(tty) && !EMPTY(&tty->secondary))