From mboxrd@z Thu Jan  1 00:00:00 1970
From: Arun Sharma <arun.sharma@intel.com>
Subject: Re: x86_64 compile error /
	isa_bus_to_virt_needs_PRIVILEGED_BUILD
Date: Wed, 25 May 2005 10:13:31 -0700
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To: Vipin Bhargava <vipin@west.gecems.com>
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Vipin Bhargava wrote:

> It won't boot xen0, I get
> 
> VFS: Unable to mount root fs via NFS, trying floppy.
> VFS: Cannot open root device "sda1" or unknown-block(2,0)
> Please append a correct "root=" boot option
> Kernel panic - not syncing: VFS: Unable to mount root fs on
> unknown-block(2,0)
> 
> my grub looks like:
> 

Please post the full dmesg with and without xen. It works with SATA 
drives for me.

	-Arun