taglinefilesource code
port2691drivers/char/serial.cif (!multi->port2)
port2693drivers/char/serial.cif ((inb(multi->port2) & multi->mask2) != multi->match2)
port21760drivers/char/serial.cret.port2 = multi->port2;
port21812drivers/char/serial.cif (multi->port2)
port21813drivers/char/serial.crelease_region(multi->port2,1);
port21814drivers/char/serial.cmulti->port2 = new_multi.port2;
port21817drivers/char/serial.cif (multi->port2)
port21818drivers/char/serial.crequest_region(multi->port2,1,"serial(multiport2)");
port290include/linux/serial.hint    port2;
port2193include/linux/serial.hint    port2;