taglinefilesource code
port3695drivers/char/serial.cif (!multi->port3)
port3697drivers/char/serial.cif ((inb(multi->port3) & multi->mask3) != multi->match3)
port31764drivers/char/serial.cret.port3 = multi->port3;
port31820drivers/char/serial.cif (multi->port3)
port31821drivers/char/serial.crelease_region(multi->port3,1);
port31822drivers/char/serial.cmulti->port3 = new_multi.port3;
port31825drivers/char/serial.cif (multi->port3)
port31826drivers/char/serial.crequest_region(multi->port3,1,"serial(multiport3)");
port392include/linux/serial.hint    port3;
port3195include/linux/serial.hint    port3;