Subject: Re: Quick hp300 interrupt question
To: Jarkko Hermanni Teppo <jate@UWasa.Fi>
From: Jason R Thorpe <thorpej@zembu.com>
List: tech-kern
Date: 01/04/2001 08:29:54
On Thu, Jan 04, 2001 at 10:00:07AM +0200, Jarkko Hermanni Teppo wrote:
> The parallel port is currently at ipl3 (corresponds atm. to IPL_BIO, shared
> with oscsi and hpib. I'm not sure that's a good thing). When ever the machine
> gets a disk interrupt the dispatcher also calls parintr() and I have to
> check par_sc->sc_count. I'm not sure that IPL_BIO would be a good choice as
> a single "ls /tmp" on an empty directory hits parintr() three times.
Interrupt sharing is just a fact of life -- nothing much we can do about
it, unfortunately.
--
-- Jason R. Thorpe <thorpej@zembu.com>