IBM_TTY3270_MAJOR 442 drivers/s390/char/fs3270.c if (!tty || tty->driver->major != IBM_TTY3270_MAJOR) { IBM_TTY3270_MAJOR 1947 drivers/s390/char/tty3270.c driver->major = IBM_TTY3270_MAJOR; IBM_TTY3270_MAJOR 1978 drivers/s390/char/tty3270.c MODULE_ALIAS_CHARDEV_MAJOR(IBM_TTY3270_MAJOR);