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From: Juan Quintela <quintela@redhat.com>
To: Greg Kurz <gkurz@linux.vnet.ibm.com>
Cc: Laurent Vivier <lvivier@redhat.com>,
	qemu-devel@nongnu.org,
	"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
	qemu-ppc@nongnu.org, Amit Shah <amit.shah@redhat.com>,
	David Gibson <david@gibson.dropbear.id.au>
Subject: Re: [Qemu-devel] [PATCH v3 2/2] migration: allow machine to enforce configuration section migration
Date: Tue, 23 Feb 2016 09:24:59 +0100	[thread overview]
Message-ID: <8760xfbzqc.fsf@emacs.mitica> (raw)
In-Reply-To: <20160218113224.9760.37802.stgit@bahia.huguette.org> (Greg Kurz's message of "Thu, 18 Feb 2016 12:32:25 +0100")

Greg Kurz <gkurz@linux.vnet.ibm.com> wrote:
> Migration of pseries-2.3 doesn't have configuration section. Unfortunately,
> QEMU 2.4/2.4.1/2.5 are buggy and always stream and expect the configuration
> section, and break migration both ways.
>
> This patch introduces a property which allows to enforce a configuration
> section for machines who don't have one.
>
> It can be set at startup:
>
> -machine enforce-config-section=on
>
> or later from the QEMU monitor:
>
> qom-set /machine enforce-config-section on
>
> It is up to the tooling to set or unset this property according to the
> version of the QEMU at the other end of the pipe.
>
> Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com>

Reviewed-by: Juan Quintela <quintela@redhat.com>

As said elsewere, we should have catch this one on 2.4.  Once we are
here, I can't see a better way to fix the mess :-()

  parent reply	other threads:[~2016-02-23  8:25 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-18 11:32 [Qemu-devel] [PATCH v3 0/2] Fix migration of old pseries Greg Kurz
2016-02-18 11:32 ` [Qemu-devel] [PATCH v3 1/2] spapr: skip configuration section during migration of older machines Greg Kurz
2016-02-18 19:57   ` Laurent Vivier
2016-02-23  8:23   ` Juan Quintela
2016-02-18 11:32 ` [Qemu-devel] [PATCH v3 2/2] migration: allow machine to enforce configuration section migration Greg Kurz
2016-02-18 19:57   ` Laurent Vivier
2016-02-23  8:24   ` Juan Quintela [this message]
2016-02-18 20:00 ` [Qemu-devel] [PATCH v3 0/2] Fix migration of old pseries Laurent Vivier
2016-02-19  6:42   ` Greg Kurz
2016-02-19  0:11 ` David Gibson
2016-02-19  7:59   ` Greg Kurz
2016-02-22  1:09     ` David Gibson
2016-02-26 10:49       ` [Qemu-devel] [Qemu-ppc] " Greg Kurz
2016-02-26 11:03         ` David Gibson
2016-02-23  8:31     ` [Qemu-devel] " Juan Quintela
2016-02-23 10:01       ` Greg Kurz
2016-02-23 12:27         ` Greg Kurz
2016-02-19 14:41 ` Laurent Vivier
2016-02-19 16:27   ` Greg Kurz
2016-02-23 15:04     ` Greg Kurz

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