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From: Paolo Bonzini <pbonzini@redhat.com>
Date: Tue, 28 Feb 2012 09:39:49 +0100
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Subject: Re: [Qemu-devel] [PATCH] qom: if @instance_size==0,
 assign size of object to parent object size
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To: qemu-devel@nongnu.org

Il 28/02/2012 08:18, Igor Mitsyanko ha scritto:
> QOM documentation states that for objects of type with @instance_size == 0 size
> will be assigned to match parent object's size. But currently this feauture is
> not implemented and qemu asserts during creation of object with zero instance_size.
> This patch adjusts actual behaviour in accordance with documentation.

You can do it just once, in type_get_parent instead.

Paolo