Re: [Xen-users] Shared interrupt in 2 domains: cards disabled

[Arie Kraai <xen@xxxxxxxxxxx>]

> Xen 2.0-testing gave me a problem when a domain (using a dom0 kernel)
> tried to use a soundcard (hidden from dom0):
> with the same IRQ as the network-card in dom0:
> 
> The card produced sound for 4 seconds, then went mute. Moreover, the
> dom0 network-card also stopped operating (only xen-br0 still worked) and
> could not be brought back to life, not even after stopping all domains
> and xend:
> I had to reboot the system...
> Is this a bug or should there be no shared interrupts at all between
> domains?

The situation is even worse: using a USB device in domU (hidden from
dom0) with the same interrupt as a SATA controller in dom0 corrupted the
SATA-disk in dom0!

Please, does anyone have a clue about what's going on with shared
interrupts?

Thanks, Arie Kraai

_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users