Messages in this thread | | | Date | Tue, 9 Nov 1999 18:03:22 +0100 (MET) | From | Roman Zippel <> | Subject | Re: linux interrupt handling problem |
| |
Hi,
On 9 Nov 1999, Jes Sorensen wrote:
> I still don't see your point, if all non critical interrupts are > running with sti(), then your critical one (ie. serial in this case) > can interrupt any time. The serial handler is implemented so it runs > with all other interrupts disabled, ie. it never gets disturbed by > anyone. > > Where's the problem?
Everything is tuned for the serial interrupt and everything else is untuned? So what happens if the serial perfomance isn't important (e.g. you running only a debug terminal there), but you want all perfomance on your ethernet card? And suppose there is also some disk activity...
bye, Roman
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
| |