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Re: [Qemu-devel] Unable to add ram object with same ID after addition, m
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From: |
Bharata B Rao |
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Subject: |
Re: [Qemu-devel] Unable to add ram object with same ID after addition, migration and removal at the target |
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Date: |
Mon, 5 Dec 2016 09:21:32 +0530 |
On Fri, Dec 2, 2016 at 11:46 PM, Dr. David Alan Gilbert <address@hidden
> wrote:
> * Bharata B Rao (address@hidden) wrote:
> > Hi,
> >
> > - Add ram object and dimm device at the source
> >
> > (qemu) object_add memory-backend-ram,id=ram0,size=128M
> > (qemu) device_add pc-dimm,id=dimm0,memdev=ram0
> >
> > - Migrate the VM and remove the dimm device and ram object at the target
> >
> > (qemu) device_del dimm0
> > (qemu) object_del ram0
> >
> > - Adding the ram object with same id now at the target fails like this:
> >
> > (qemu) info memdev
> >
> > (qemu) object_add memory-backend-ram,id=ram0,size=128M
> > Duplicate ID 'ram0' for object
> >
> > Same behaviour is seen on x86 and Power. The problem isn't seen if
> > migration isn't involved (add, remove, add at the source itself).
>
> Is this the same as the one Michael Roth posted a fix for a few days
> back; 'monitor: fix object_del for command-line-created objects'
>
> https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg05479.html
>
Yes, this is same as above, I hadn't noticed Michael's fix.
Will be good to have this fix in 2.8.
Regards,
Bharata.