[Xen-users] Re: SCSI driver clash with PV drivers

["Iain J. Watson" <iain@xxxxxxxxxxxxxxx>]

Hi,

Given the lack of response to this email, can I just query why?

Did I ask this question in a bad way or is it just that no-one has any
idea how to do what I want?

Thanks,
Iain

On Wed, Feb 25, 2009 at 4:32 PM, Iain J. Watson <iain@xxxxxxxxxxxxxxx> wrote:
> Hi,
>
> I am trying to boot a DomU system with two harddrives attached as hda
> and sda. I can use hda fine as the boot disk, but when I add a second
> disk as sda the DomU OS kernel panics on boot.
>
> The DomU is using PV drivers for disk and network access inside a
> fully virtualised (qemu-dm) instance. Also, I have disabled replies to
> disk probes after the initial DomU BIOS check. This means the
> underlying OS shouldn't be able to see the virtualised disks at all.
>
> I disabled the sd_mod.ko driver inside the domU image and I am able to
> boot the DomU in the way I want. Unfortunately it is not possible to
> use this work-around in the majority of my planned environment.
>
> I have also been able to get the DomU to boot by specifying the second
> disk as xvda instead of sda and this also worked.
>
> I can see plenty of examples of people using 'sda' as their device
> name, but I cannot make this work for myself.
>
> Any help at all on this would be very welcome.
>
> Thanks,
> Iain
> --
> "Just think how stupid the average person is,
> and then realize that half of them are even stupider!"
> --George Carlin
>



-- 
"Just think how stupid the average person is,
and then realize that half of them are even stupider!"
--George Carlin

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