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Re: [Qemu-devel] [PATCH v2 0/4] qdev: remove all remaining cannot_destro

From: Markus Armbruster
Subject: Re: [Qemu-devel] [PATCH v2 0/4] qdev: remove all remaining cannot_destroy_with_object_finalize_yet
Date: Fri, 21 Apr 2017 07:40:55 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux)

Laurent Vivier <address@hidden> writes:

> This series removes all the remaining uses of
> cannot_destroy_with_object_finalize_yet to finally remove
> the flag itself.
> The ARM patch has already been sent alone and reviewed by Markus.
> I have tested the ppc one on ppc64 machine with KVM and using
> QDM device-list-properties command.
> For the versatile one, the flag allowed to workaround a problem
> in the bus unparent function: the bus unparent is trying to
> unparent all the children of the bus. To do that, it has a list
> of the children of the bus, and calls object_unparent() for each
> child, and object_unparent() calls object_property_del_child() if
> obj->parent is not NULL.  As qdev_set_parent_bus() set only
> parent_bus and the list of children, parent is NULL and the child
> is never deleted.  We can avoid the problem by moving the
> qdev_set_parent_bus() to the realize part.
> I've tested all the changes with "make check" (including
> device-introspect-test). I've booted a versatilepb machine
> with a 3.16.0-4 debian installer kernel.

Applied to my tree, thanks!

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