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Re: [Xen-users] Can't use 2.6.16-xen as dom0 kernel

from [Steven Hand]

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To:	Guillaume Thouvenin <guillaume.thouvenin@xxxxxxxx>
Subject:	Re: [Xen-users] Can't use 2.6.16-xen as dom0 kernel
From:	Steven Hand <Steven.Hand@xxxxxxxxxxxx>
Date:	Wed, 05 Apr 2006 14:32:47 +0100
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>  I compiled a 2.6.16-xen kernel from xen-unstable but I cannot use it as
> a dom0 kernel. Here is the error:
> 
> ---------------------
> ...
> TCP reno registered
> Initializing IPsec netlink socket
> NET: Registered protocol family 1
> NET: Registered protocol family 17
> md: Autodetecting RAID arrays.
> md: autorun ...
> md: ... autorun DONE.
> VFS: Cannot open root device "sda1" or unknown-block(0,0)
> Please append a correct "root=" boot option
> Kernel panic - not syncing: VFS: Unable to mount root fs on
> unknown-block(0,0) (XEN) Domain 0 crashed: rebooting machine in 5
> seconds. (XEN) Domain 0 crashed: rebooting machine in 5 seconds.
>  (XEN) Domain 0 crashed: rebooting machine in 5 seconds.
>  (XEN) Domain 0 crashed: rebooting machine in 5 seconds.


The -xen kernel is built with almost all drivers configured as 
modules; hence you'll need an initrd including the driver[s] for
your scsi or ide controller so you can mount the root filesystem.

Alternatively just build a -xen0 kernel [which includes almost all
drivers compiled in]. 


cheers,

S.


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