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From: "Michael S. Tsirkin" <mst@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
	Anthony Liguori <aliguori@us.ibm.com>,
	Eduardo Habkost <ehabkost@redhat.com>,
	libvir-list@redhat.com, Stefan Hajnoczi <stefanha@gmail.com>,
	Markus Armbruster <armbru@redhat.com>,
	qemu-devel@nongnu.org, Gerd Hoffmann <kraxel@redhat.com>,
	Luiz Capitulino <lcapitulino@redhat.com>,
	afaerber@suse.de
Subject: Re: [Qemu-devel] [PATCH v9 2/3] qom: call class destructor before unparent
Date: Thu, 21 Mar 2013 14:30:44 +0200	[thread overview]
Message-ID: <20130321123044.GA32484@redhat.com> (raw)
In-Reply-To: <514AFC4E.4070804@redhat.com>

On Thu, Mar 21, 2013 at 01:25:50PM +0100, Paolo Bonzini wrote:
> Il 21/03/2013 13:07, Michael S. Tsirkin ha scritto:
> > Make sure object is valid when destructor is called.
> 
> "Make sure the object still has a canonical path while the unparent
> callback is running".
> 
> Otherwise, the series looks good.
> 
> Paolo

Worth respinning for?

> > Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> > ---
> >  qom/object.c | 6 +++---
> >  1 file changed, 3 insertions(+), 3 deletions(-)
> > 
> > diff --git a/qom/object.c b/qom/object.c
> > index 3d638ff..a0e3cbe 100644
> > --- a/qom/object.c
> > +++ b/qom/object.c
> > @@ -363,12 +363,12 @@ static void object_property_del_child(Object *obj, Object *child, Error **errp)
> >  void object_unparent(Object *obj)
> >  {
> >      object_ref(obj);
> > -    if (obj->parent) {
> > -        object_property_del_child(obj->parent, obj, NULL);
> > -    }
> >      if (obj->class->unparent) {
> >          (obj->class->unparent)(obj);
> >      }
> > +    if (obj->parent) {
> > +        object_property_del_child(obj->parent, obj, NULL);
> > +    }
> >      object_unref(obj);
> >  }
> >  
> > 

  reply	other threads:[~2013-03-21 12:30 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-21 12:07 [Qemu-devel] [PATCH v9 0/3] DEVICE_DELETED event Michael S. Tsirkin
2013-03-21 12:07 ` [Qemu-devel] [PATCH v9 1/3] qdev: " Michael S. Tsirkin
2013-03-21 12:22   ` Markus Armbruster
2013-03-21 12:07 ` [Qemu-devel] [PATCH v9 2/3] qom: call class destructor before unparent Michael S. Tsirkin
2013-03-21 12:25   ` Paolo Bonzini
2013-03-21 12:30     ` Michael S. Tsirkin [this message]
2013-03-21 12:47       ` Paolo Bonzini
2013-03-21 12:07 ` [Qemu-devel] [PATCH v9 3/3] qmp: add path to device_deleted event Michael S. Tsirkin
2013-03-21 12:23   ` Markus Armbruster
2013-03-21 12:57 ` [Qemu-devel] [PATCH v9 0/3] DEVICE_DELETED event Andreas Färber

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