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From: Avi Kivity <avi@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: qemu-devel@nongnu.org, Jan Kiszka <jan.kiszka@siemens.com>,
	Gerd Hoffmann <kraxel@redhat.com>,
	Markus Armbruster <armbru@redhat.com>
Subject: Re: [Qemu-devel] Re: [PATCH 0/4] Machine config files
Date: Tue, 07 Jul 2009 07:47:57 +0300	[thread overview]
Message-ID: <4A52D37D.3020703@redhat.com> (raw)
In-Reply-To: <20090706164429.GD12399@redhat.com>

On 07/06/2009 07:44 PM, Michael S. Tsirkin wrote:
>> Slight change: instead of serializing into a tree, have a qdev callback
>> which generates an add event that can be sent over the wire.  While
>> migrating, additional hotplug simply call the same callback and the
>> hotplug is migrated in real time.
>>      
>
> IOW, each device just needs to record where it is in the tree.
>    

There is no easy way to do that.  Instead, each bus records its 
component devices.

> The tree can be then reconstructed by each driver
> finding the parent bus and attaching the device to it.
>    

With a hierarhical save this is much more natural.

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.

  reply	other threads:[~2009-07-07  4:48 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-10 17:38 [Qemu-devel] [PATCH 0/4] Machine config files Paul Brook
2009-06-10 17:38 ` [Qemu-devel] [PATCH 1/4] Include and build libfdt Paul Brook
2009-06-10 19:08   ` Glauber Costa
2009-06-10 19:23     ` Anthony Liguori
2009-06-10 19:27     ` Paul Brook
2009-06-10 19:41       ` Glauber Costa
2009-06-10 20:38         ` Paul Brook
2009-06-10 22:32       ` Edgar E. Iglesias
2009-06-10 19:34     ` Blue Swirl
2009-06-10 17:38 ` [Qemu-devel] [PATCH 2/4] Add device tree machine Paul Brook
2009-06-10 18:30   ` Blue Swirl
2009-06-10 19:10     ` Paul Brook
2009-06-11 13:22   ` Gerd Hoffmann
2009-06-11 13:33   ` Gerd Hoffmann
2009-06-11 13:39     ` Paul Brook
2009-06-11 14:22       ` Gerd Hoffmann
2009-06-12 16:25   ` Markus Armbruster
2009-06-10 17:38 ` [Qemu-devel] [PATCH 3/4] Stellaris machine config Paul Brook
2009-06-11  8:21   ` M P
2009-06-11 16:32     ` Jamie Lokier
2009-06-12  8:29       ` Gerd Hoffmann
2009-06-12 13:56         ` Markus Armbruster
2009-06-12 13:53       ` Markus Armbruster
2009-06-12 15:25         ` Jamie Lokier
2009-06-10 17:38 ` [Qemu-devel] [PATCH 4/4] Integrator " Paul Brook
2009-06-11  9:54 ` [Qemu-devel] [PATCH 0/4] Machine config files Gerd Hoffmann
2009-06-11 12:53 ` Gerd Hoffmann
2009-06-11 13:18   ` Paul Brook
2009-06-11 14:35     ` Gerd Hoffmann
2009-06-12  7:51     ` Kevin Wolf
2009-06-12 13:49       ` Markus Armbruster
2009-06-12 14:22         ` Kevin Wolf
2009-06-12 14:40           ` Markus Armbruster
2009-06-12 15:02           ` Anthony Liguori
2009-06-12 15:29             ` Kevin Wolf
2009-06-12 16:35             ` Blue Swirl
2009-06-12 13:37 ` Markus Armbruster
2009-06-12 14:44   ` Gerd Hoffmann
2009-06-12 15:58     ` Markus Armbruster
2009-06-12 16:11     ` [Qemu-devel] " Jan Kiszka
2009-07-06 12:49       ` Michael S. Tsirkin
2009-07-06 13:43         ` Gerd Hoffmann
2009-07-06 13:56           ` Michael S. Tsirkin
2009-07-06 14:01             ` Michael S. Tsirkin
2009-07-06 14:40               ` Gerd Hoffmann
2009-07-06 16:12                 ` Avi Kivity
2009-07-06 16:27                   ` Gerd Hoffmann
2009-07-06 16:37                     ` Avi Kivity
2009-07-06 16:44                       ` Michael S. Tsirkin
2009-07-07  4:47                         ` Avi Kivity [this message]
2009-07-06 16:47                       ` Paul Brook
2009-07-07  5:01                         ` Avi Kivity
2009-07-06 17:28                       ` Anthony Liguori
2009-07-06 22:39                         ` Paul Brook
2009-07-06 23:13                           ` Anthony Liguori
2009-07-07  5:00                             ` Avi Kivity
2009-07-07  5:23                             ` Avi Kivity
2009-07-07  4:56                         ` Avi Kivity
2009-07-07  6:19                         ` Michael S. Tsirkin
2009-07-06 14:24             ` Gerd Hoffmann
2009-07-06 14:31               ` Michael S. Tsirkin

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