taglinefilesource code
x_char407drivers/char/serial.cif (info->x_char) {
x_char408drivers/char/serial.cserial_outp(info, UART_TX, info->x_char);
x_char409drivers/char/serial.cinfo->x_char = 0;
x_char1341drivers/char/serial.cinfo->x_char = STOP_CHAR(tty);
x_char1364drivers/char/serial.cif (info->x_char)
x_char1365drivers/char/serial.cinfo->x_char = 0;
x_char1367drivers/char/serial.cinfo->x_char = START_CHAR(tty);
x_char2411drivers/char/serial.cinfo->x_char = 0;
x_char96include/linux/serial.hint      x_char;  /* xon/xoff character */