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Re: [Qemu-devel] [PATCH 0/3] non-migratable devices


From: Markus Armbruster
Subject: Re: [Qemu-devel] [PATCH 0/3] non-migratable devices
Date: Fri, 08 Jul 2011 13:45:22 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux)

Gerd Hoffmann <address@hidden> writes:

>   Hi,
>
>> For scsi-cd and other empty-but-generally-migratable devices we should
>> probably add an empty vmstate, so that any further addition can be done
>> as subsections.
>
> That will break migration to older versions which don't know about the
> new sections, even if they are empty ...

Send them only when running a sufficiently recent -M?



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