Re: [Xen-users] Re: [Xen-devel] pci-passthrough in pvops causing offline raid

[Mark Adams <mark@xxxxxxxxxxxxxxxxxx>]

On 12 Nov 2010, at 22:22, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> wrote:

> On Fri, Nov 12, 2010 at 05:10:58PM +0000, Mark Adams wrote:
>> On Thu, Nov 11, 2010 at 02:06:58PM -0500, Konrad Rzeszutek Wilk wrote:
>>>> I've just noticed this at the end of xm dmesg
>>>> 
>>>> (XEN) msi.c:715: MSI is already in use on device 02:00.0
>>>> (XEN) msi.c:715: MSI is already in use on device 02:00.0
>>>> (XEN) msi.c:715: MSI is already in use on device 02:00.0
>>>> 
>>>> Something else trying to use the device being exported? (the nics are
>>>> 02:00.0 and 03:00.0)
>>> 
>>> Hmm, looks like it, but it should not have happend. Can you attach
>>> the output of 'xm dmesg' and also do the 'xm debug-keys ..' that I
>>> asked for in the previous e-mail?
>>> 
>>> Jan, the fixes for the MSI you did, they weren't for 4.0.1 right? Just
>>> for unstable?
>>> 
>> 
>> Any further idea's on this? Is it a xen bug if the hidden device is being
>> accessed in dom0? or is there an overlap somewhere? (not sure how this
>> would work)..
> 
> I was going to look in the source today to get an idea but never got to it...
> 
> You might, as I mentioned in earlier emails, try to setup a serial console
> or netconsole and log the Linux kernel output when it hangs/fails.
> 

can't do this unfortunately, the server
Is in use so not able to just let it hang again... The passthrough is not in 
use now until I think there is some possible solution to get rid of the MSI 
conflict (when it won't hang anymore!)

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