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Re: [Xen-devel] Xen 4.0.0x allows for data corruption in Dom0

To: Pasi Kärkkäinen <pasik@xxxxxx>
Subject: Re: [Xen-devel] Xen 4.0.0x allows for data corruption in Dom0
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Tue, 09 Mar 2010 10:43:41 +0000
Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Joanna Rutkowska <joanna@xxxxxxxxxxxxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx>, Daniel Stodden <Daniel.Stodden@xxxxxxxxxx>
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On 09/03/2010 10:25, "Pasi Kärkkäinen" <pasik@xxxxxx> wrote:

>>> How about these being vcpu_time_info structures? The fields
>>> appear to all make sense. The only thing not matching this would
>>> be a few differently looking corruption entries sent earlier by Joanna,
>>> so this may not be the only thing. But it would explain why with 3.4.2
>>> the issue is not present.
>> 
>> Pasi, can you try the attached patch (which simply stubs out the new
>> VCPUOP_register_vcpu_time_memory_area hypercall)?
> 
> Yeah, but there's no patch attached ;)

Good point. Attached now!

 K.

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