taglinefilesource code
hangup2803drivers/char/cyclades.ccy_serial_driver.hangup = cy_hangup;
hangup4029drivers/char/istallion.cstli_serial.hangup = stli_hangup;
hangup2629drivers/char/serial.cserial_driver.hangup = rs_hangup;
hangup2909drivers/char/stallion.cstl_serial.hangup = stl_hangup;
hangup412drivers/char/tty_io.cif (tty->driver.hangup)
hangup413drivers/char/tty_io.c(tty->driver.hangup)(tty);
hangup139include/linux/tty_driver.hvoid (*hangup)(struct tty_struct *tty);