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);
> > }
> >
> >
next prev parent 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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