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Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete |
Date: |
Wed, 13 Jun 2012 15:38:51 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:13.0) Gecko/20120605 Thunderbird/13.0 |
Il 13/06/2012 15:36, Anthony Liguori ha scritto:
>>>
>>
>> Concrete doesn't mean "instantiatable by the user". It means
>> "instantiatable period".
>
> Interfaces are not supposed to be instantiatable by anyone. The fact
> that object_new() is used to create the interface is an internal
> implementation detail.
Whose side effect is that interfaces need to be concrete.
> Interfaces are stateless and by definition, never have an implementation
> on their own. So object_new() of an interface type directly results in
> a useless object.
Yes, and that's why you needn't really care about what the user does.
Garbage in, garbage out...
Paolo
- [Qemu-devel] [RFC v0 8/8] axidma: renamed interconnect to axi-stream, (continued)
- [Qemu-devel] [RFC v0 8/8] axidma: renamed interconnect to axi-stream, Peter A. G. Crosthwaite, 2012/06/13
- [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete, Peter A. G. Crosthwaite, 2012/06/13
- Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete, Paolo Bonzini, 2012/06/13
- Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete, Andreas Färber, 2012/06/13
- Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete, Paolo Bonzini, 2012/06/13
- Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete, Andreas Färber, 2012/06/13
- Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete, Paolo Bonzini, 2012/06/13
- Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete, Anthony Liguori, 2012/06/13
- Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete, Paolo Bonzini, 2012/06/13
- Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete, Anthony Liguori, 2012/06/13
- Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete,
Paolo Bonzini <=
- Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete, Anthony Liguori, 2012/06/13
- Re: [Qemu-devel] [RFC v0 5/8] object: make interfaces concrete, Edgar E. Iglesias, 2012/06/13