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Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to Type
From: |
Igor Mammedov |
Subject: |
Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl |
Date: |
Thu, 26 Mar 2015 15:18:48 +0100 |
On Thu, 26 Mar 2015 14:37:13 +0100
Paolo Bonzini <address@hidden> wrote:
>
>
> On 26/03/2015 11:29, Igor Mammedov wrote:
> > What value of ref, one would use to decide if deletion is possible?
> >
> > In generic case object can have ref > 1 but still be eligible for deleting
> > via object-del.
>
> Right, for example devices are unparented with ref > 1.
>
> Still, it could be a sane default implementation. It doesn't even need
> a function pointer until someone comes up with an object that has
> different needs.
Not in case of memory backend, its 'ref' in unused state is 2 since
it contains at least one child, backend object is owner of MemoryRegion.
> Paolo
- [Qemu-devel] [PATCH 2/2] memory-backend: Add can_be_deleted impl for ram-backend and file-backend, (continued)
- [Qemu-devel] [PATCH 2/2] memory-backend: Add can_be_deleted impl for ram-backend and file-backend, Lin Ma, 2015/03/23
- Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl, Peter Crosthwaite, 2015/03/23
- Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl, Paolo Bonzini, 2015/03/23
- Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl, Andreas Färber, 2015/03/23
- Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl, Igor Mammedov, 2015/03/23
- Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl, Lin Ma, 2015/03/25
- Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl, Igor Mammedov, 2015/03/26
- Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl, Andreas Färber, 2015/03/26
- Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl, Igor Mammedov, 2015/03/26
- Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl, Paolo Bonzini, 2015/03/26
- Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl,
Igor Mammedov <=
- Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl, Lin Ma, 2015/03/23
Re: [Qemu-devel] [PATCH 1/2] object: Add can_be_deleted callback to TypeInfo and TypeImpl, Andreas Färber, 2015/03/23