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Re: [Qemu-devel] [PATCH 1/8] spapr: drop reference on child object durin

From: Bharata B Rao
Subject: Re: [Qemu-devel] [PATCH 1/8] spapr: drop reference on child object during core realization
Date: Thu, 30 Jun 2016 09:57:58 +0530
User-agent: Mutt/1.5.23 (2014-03-12)

On Wed, Jun 29, 2016 at 10:50:20PM +0200, Greg Kurz wrote:
> When a core is being realized, we create a child object for each thread
> of the core.
> The child is first initialized with object_initialize() which sets its ref
> count to 1, and then added to the core with object_property_add_child()
> which bumps the ref count to 2.
> When the core gets released, object_unparent() decreases the ref count to 1,
> and we g_free() the object: we hence loose the reference on an unfinalized
> object. This is likely to cause random crashes.
> Let's drop the extra reference as soon as we don't need it, after the
> thread is added to the core.
> Signed-off-by: Greg Kurz <address@hidden>

Reviewed-by: Bharata B Rao <address@hidden>

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