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Re: [Xen-devel] Problems booting latest xen pv-ops linux kernel

To: Pasi Karkkainen <pasik@xxxxxx>
Subject: Re: [Xen-devel] Problems booting latest xen pv-ops linux kernel
From: Goswin von Brederlow <goswin-v-b@xxxxxx>
Date: Thu, 19 Nov 2009 06:40:55 +0100
Cc: Xen Developers List <xen-devel@xxxxxxxxxxxxxxxxxxx>, Goswin von Brederlow <goswin-v-b@xxxxxx>
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Pasi Kärkkäinen <pasik@xxxxxx> writes:

> On Wed, Nov 18, 2009 at 12:18:01AM +0100, Goswin von Brederlow wrote:
>> Hi,
>> I followed http://wiki.xensource.com/xenwiki/XenParavirtOps
>> to build a bleeding edge linux kernel with
>>   git clone git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git 
>> linux-2.6-xen
>> I build the kernel for amd64 and installed Debians
>> xen-hypervisor-3.4-amd64 package and bootet. Xen comes up nicely and
>> starts the kernel. It detects my SATA disk (sata_sil driver) but then
>> fails to read block 0. Something in xen breaks the sata_sil driver.
>> Booting the kernel as bare-metal works fine.
>> Anyone an idea what is wrong? The wiki lists a few problems (e.g. on
>> 32bit use CONFIG_HIGHPTE=n) but nothing for 64bit. Anything config
>> option known to have sideeffects?
> You could try my .config:
> cd linux-2.6-xen
> cp -a .config .config-old
> wget -O .config 
> http://pasik.reaktio.net/xen/pv_ops-dom0-debug/config-
> make oldconfig
> <continue as usual>
> That .config works for me on x86_64. It's based on Fedora 12 kernel
> config.
> -- Pasi

Do you use the sata_sil driver?


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