From mboxrd@z Thu Jan  1 00:00:00 1970
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: Problems with xen and linux 2.26.32 kernels for dom0
Date: Thu, 17 Jun 2010 09:08:57 -0400
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> > > generated initrd, dom0 can not boot. I got the error: *unable to locate
> > > IOAPIC for GSIx and mount: could not find filesystem: /dev/root*.
> > > I enabled : CONFIG_SYSFS_DEPRECATED=y,  CONFIG_SYSFS_DEPRECATED_V2=y and
> > > tried to use root=/dev/sdax or root=LABEL=/. No luck.
> >
> > You did follow the the Wiki:
> > http://wiki.xensource.com/xenwiki/2.6.18-to-2.6.31-and-higher
> >
> > and made sure you had the right SATA drivers compiled in? They changed
> > their names from .18 to .31-and-higher
> > >
> >
> 
> I tried the script with the pvops, the dom0 still cannt boot. How can I
> check if other modules have changed the name besides ata_piix ?


find /sys/class/scsi_host/host*/proc_name | xargs cat

If the name of the module exists in 2.6.32, OK, otherwise use Google.

You did also use the 'new-kernel-package' to insert your new kernel
and/or ran 'mkinitrd' (pre FC12) or 'dracut' (past FC12).