Re: [Xen-devel] netfront: rx->offset: 12, size: 4294967295

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 1/6/07 20:01, "Jacek Konieczny" <jajcus@xxxxxxxxxx> wrote:

> On Fri, Jun 01, 2007 at 06:38:23PM +0100, Keir Fraser wrote:
>> If your dom0 and domU kernel are both from 3.1.0 then you should not see
>> 'grant transfer' messages. The transfer mechanism was replaced by copying
>> several Xen versions ago.
> 
> The transfer is the same thing as 'page flip'?

Yes, that's right.

>> So I think your dom0 and domU kernels are actually
>> of dubious origin. Are you sure you really are running the kernels that you
>> think you are?
> 
> How can I check what Xen version the kernel supports?
> 
> The kernels in both dom0 and domU are, according to `uname -a`, both
> built today. Both 2.6.18 (Xen 3.0.4 was for 2.6.16, I have not do extra
> patching to apply older xen to newer kerenel).

Well, that should certainly be new enough. When domU boots it should give a
message like 'device eth0 has <foo> receive path', where <foo> is copying or
flipping. Which mode does your domU claim to be using?

 -- Keir



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