RE: IRQ usage for PCI devices, Kernel 2.4.4

From: Khachaturov, Vassilii (Vassilii.Khachaturov@comverse.com)
Date: Wed May 16 2001 - 10:13:40 EST


If your PCI devices advertised they don't mind sharing the IRQs with each
other, ignore it if they're really capable of it. Otherwise, you'll probably
have to force one of the drivers and/or the bios to make them use separate
ones.

> -----Original Message-----
> From: Joachim Backes [mailto:backes@rhrk.uni-kl.de]
> Sent: Wednesday, May 16, 2001 1:46 AM
> To: LINUX Kernel
> Subject: IRQ usage for PCI devices, Kernel 2.4.4
>
>
> Hi,
>
> sometimes the following messages appear in /var/log/messages:
>
> May 13 14:24:41 sunny kernel: PCI: Found IRQ 10 for
> device 00:0e.0
> May 13 14:24:41 sunny kernel: PCI: The same IRQ used
> for device 00:0a.0
>
> "0e" is my PCI sound card, and "0a" is my PCI ethernet card.
> The messages apppear in
> the following environment: I send from another linux machine
> (per ssh) a command
> wich plays some sound on my sound card, therefore the eth0
> event and the sound
> event occur at almost the same time.
>
> Question: Can I ignore these messages, or is there any buggy
> behaviour?
>
> Regards
>
>
> Joachim Backes
>
> --
>
> Joachim Backes <backes@rhrk.uni-kl.de> | Univ. of Kaiserslautern
> Computer Center, High Performance Computing | Phone:
> +49-631-205-2438
> D-67653 Kaiserslautern, PO Box 3049, Germany | Fax:
> +49-631-205-3056
> ---------------------------------------------+------------------------
> WWW: http://hlrwm.rhrk.uni-kl.de/home/staff/backes.html
>
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