Re: [Xen-devel] USB disk corruption on Xen 4.1.0 & Linux 2.6.38.7

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Thu, Jun 02, 2011 at 10:38:07AM -0400, Konrad Rzeszutek Wilk wrote:
> On Thu, Jun 02, 2011 at 01:24:56PM +0100, Anthony Wright wrote:
> > > Do you get the same problem if you boot baremetal and do 'iommu=soft' 
> > > (without the mem=4G)? You should see the same error.
> > I'm not quite sure what you mean by "boot baremetal", but I've just done a 
> > boot where I removed the mem=4096M options from the Xen boot line and added 
> > an 'iommu=soft' option. The result of this was a corrupt USB device again.
> 
> Baremetal = no Xen.
> > 
> > > Can you attach your lspci -vvv output too please?
> > attached.
> > 
> > > This is the motherboard you have right?
> > > http://www.newegg.com/Product/Product.aspx?Item=N82E16813131613
> > Yes that's the motherboard.

I've an BIOSTART motherboard that looks to have a similar EHCI controller - 
MCP61 based.
Is the USB stick that you are using any special? Or is just a normal one?

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