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Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to Type

From: Paolo Bonzini
Subject: Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl
Date: Mon, 23 Mar 2015 13:06:59 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0

On 23/03/2015 11:36, Peter Crosthwaite wrote:
> I don't think TypeInfo is the right place for this. You can however
> define function hooks for Object in ObjectClass. See the unparent
> field of ObjectClass for a precedent.

In this case, the right place could be UserCreatable.  Alternatively...

> But is a better way to do this to add error handling to
> object_unparent API and override object_unparent for your device in
> question to throw the error? Then your change doesn't have to be
> limited to QMP.

... this is also a good choice.


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