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Re: [Qemu-devel] [PATCH v3] pci: call object_unparent() before free_qdev
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH v3] pci: call object_unparent() before free_qdev() |
Date: |
Tue, 5 Jun 2012 00:52:02 +0300 |
On Mon, Jun 04, 2012 at 04:15:56PM -0400, Jason Baron wrote:
> On Sun, May 20, 2012 at 05:57:45PM +0800, Amos Kong wrote:
> > Start VM with 8 multiple-function block devs, hot-removing
> > those block devs by 'device_del ...' would cause qemu abort.
> >
> > | (qemu) device_del virti0-0-0
> > | (qemu) **
> > |ERROR:qom/object.c:389:object_delete: assertion failed: (obj->ref == 0)
> >
> > It's a regression introduced by commit 57c9fafe
> >
>
> I found a similar assertion where the parent reference isn't cleared,
> doing:
>
> (qemu) device_add pci-bridge
>
> in the monitor. I posted for patches for it under:
>
> Subject: [Qemu-devel] [PATCH 0/2] pci: hotplug bridge fixes
>
> It's still an issue with the current tree.
>
> Thanks,
>
> -Jason
I pushed your patches on my tree pci branch, care to test
there?