Re: Not counting "serial" interrupts

Drew Eckhardt (
Mon, 01 Apr 1996 16:33:35 -0700

In message <Pine.LNX.3.92.960401114411.4035D-100000@crucible>, sdavies@lhr-sys. writes:
>Can anyone explain why I have 2 systems, both with 2 serial ports which I
>use, yet I get the following:
>Where are IRQ 3 and 4 ?????

The tty drivers release the IRQs when they aren't open to allow use
by other devices.