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Re: [Qemu-devel] [RFC PATCH] spapr_vio/spapr_iommu: Move VIO bypass wher


From: Paolo Bonzini
Subject: Re: [Qemu-devel] [RFC PATCH] spapr_vio/spapr_iommu: Move VIO bypass where it belongs
Date: Fri, 09 Jan 2015 13:59:25 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0


On 09/01/2015 13:53, Alexey Kardashevskiy wrote:
>> > I think the minimum version should be 2 as well, because migrating from
>> > version 1 will not set the bypass field correctly.
> This why the patch is "RFC" :)
> 
> I can keep the flag in TCETable which would be a bit ugly but won't break
> migration. Is there any better way to keep compatibility?

No, I don't think so.

Paolo



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