taglinefilesource code
buf_num1531drivers/char/tty_io.cif (tty->flip.buf_num) {
buf_num1534drivers/char/tty_io.ctty->flip.buf_num = 0;
buf_num1542drivers/char/tty_io.ctty->flip.buf_num = 1;
buf_num87include/linux/tty.hint    buf_num;