On 2011-03-23 16:00, Peter Maydell wrote:
> On 23 March 2011 14:52, Anthony Liguori <anth...@codemonkey.ws> wrote:
>> I think we ought to merge VMStateDescription into DeviceInfo.  For
>> compatibility, we probably need a vmstate_alias name since the device names
>> don't always map 1-1 with the qdev names.  But this should eliminate the
>> problem of reusing VMStateDescriptions for multiple devices.
> 
> That's a feature, not a bug. Consider eg hw/pl110.c -- there
> are two different DeviceInfo devices but since the underlying
> implementation is the same you definitely don't want to have
> two separate VMStateDescription structures to get out of sync.

Yep. i8254/apic/ioapic vs. (upcoming) i8254-kvm/apic-kvm/ioapic-kvm will
provide further use cases.

Jan

-- 
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux

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