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xen-devel
Re: [Xen-devel] madwifi, 2.6.10, 2.0testing.bk problem confirmed
>
> madwifi is getting rx interrupts, and the packets it dumps are all zero.
> And, you get enough packets, and you can see the packets in other parts of
> memory, at least before your machine crashes and burns :-)
>
> So, I think my guess about bad PAs in the ring buffer is probably right.
>
> Anybody else out there using madwifi under 2.6.10 on xen? :-)
>
> Anyway I'll do a bit more digging, from madwifi code it looks like this
> ought to work but ...
It should be calling 'pci_map_single' on the skb->data area.
We should start seeing northbridge chipsets soon which will allow
Xen to trap this sort of badness.
Ian
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