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From: Anthony Liguori <anthony@codemonkey.ws>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Jes.Sorensen@redhat.com, Avi Kivity <avi@redhat.com>,
	qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Re: [patch 2/3] Add support for live block copy
Date: Wed, 23 Feb 2011 15:41:30 -0600	[thread overview]
Message-ID: <4D657F0A.20605@codemonkey.ws> (raw)
In-Reply-To: <20110223204440.GA7492@amt.cnet>

On 02/23/2011 02:44 PM, Marcelo Tosatti wrote:
>
>> Any indirect qemu state.  Block migration is an example, but other
>> examples would be VNC server information (like current password),
>> WCE setting (depending on whether we modelled eeprom for the
>> drivers), and persisted device settings (lots of devices have eeprom
>> these days).
>>      
> Agreed.
>
> Why a separate location for this "stateful non-config" section, however?
>
> The state in question (backing image property, device presence, VNC
> info, etc) is already represented in either host or guest configuration,
> so why not simply expose that?
>    

Hrm, are you suggesting that the "stateful non-config" be hidden 
directly from the user such that only existing monitor interfaces are 
used to query it's contents?

I'll have to think about that a bit.  Obviously, the existing commands 
would still be authoritative even with a query-state command.  I think 
the only question is whether there's value in making this totally opaque.

Regards,

Anthony Liguori

  reply	other threads:[~2011-02-23 21:44 UTC|newest]

Thread overview: 76+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-22 17:00 [Qemu-devel] [patch 0/3] live block copy (v2) Marcelo Tosatti
2011-02-22 17:00 ` [Qemu-devel] [patch 1/3] add migration_active function Marcelo Tosatti
2011-02-22 17:00 ` [Qemu-devel] [patch 2/3] Add support for live block copy Marcelo Tosatti
2011-02-22 20:50   ` [Qemu-devel] " Anthony Liguori
2011-02-22 21:07     ` Marcelo Tosatti
2011-02-22 21:11       ` Anthony Liguori
2011-02-22 23:09         ` Marcelo Tosatti
2011-02-22 23:14           ` Anthony Liguori
2011-02-23 13:01             ` Avi Kivity
2011-02-23 14:35               ` Anthony Liguori
2011-02-23 15:31                 ` Avi Kivity
2011-02-23 16:01                   ` Anthony Liguori
2011-02-23 16:14                     ` Avi Kivity
2011-02-23 16:28                       ` Anthony Liguori
2011-02-23 17:18                         ` Avi Kivity
2011-02-23 20:18                           ` Anthony Liguori
2011-02-23 20:44                             ` Marcelo Tosatti
2011-02-23 21:41                               ` Anthony Liguori [this message]
2011-02-24 14:39                                 ` Marcelo Tosatti
2011-02-24  7:37                             ` Markus Armbruster
2011-02-24  8:54                             ` Avi Kivity
2011-02-24 15:00                               ` Anthony Liguori
2011-02-24 15:22                                 ` Avi Kivity
2011-02-24 17:58                                   ` Anthony Liguori
2011-02-27  9:10                                     ` Avi Kivity
2011-02-27  9:55                                       ` Dor Laor
2011-02-27 13:49                                         ` Anthony Liguori
2011-02-27 16:02                                           ` Dor Laor
2011-02-27 17:25                                             ` Anthony Liguori
2011-02-28  8:58                                               ` Dor Laor
2011-02-27 14:00                                       ` Anthony Liguori
2011-02-27 15:31                                         ` Avi Kivity
2011-02-27 17:41                                           ` Anthony Liguori
2011-02-28  8:38                                             ` Avi Kivity
2011-02-28 12:45                                               ` Anthony Liguori
2011-02-28 13:21                                                 ` Avi Kivity
2011-02-28 17:33                                                   ` Anthony Liguori
2011-02-28 17:47                                                     ` Avi Kivity
2011-02-28 18:12                                                       ` Anthony Liguori
     [not found]                                                         ` <4D6CBECF.8090805@redhat.c! om>
     [not found]                                                         ` <4D6CB556.5060401@redhat.c! om>
2011-03-01  8:59                                                         ` Dor Laor
2011-03-02 12:39                                                           ` Anthony Liguori
2011-03-02 13:00                                                             ` Avi Kivity
2011-03-02 15:07                                                               ` Anthony Liguori
2011-03-01  9:39                                                         ` Avi Kivity
2011-03-01 15:51                                                           ` Anthony Liguori
2011-03-01 22:27                                                             ` Dor Laor
2011-03-02 16:30                                                             ` Avi Kivity
2011-03-02 21:55                                                               ` Anthony Liguori
2011-02-28 18:56                                                       ` Marcelo Tosatti
2011-03-01  9:45                                                         ` Avi Kivity
2011-02-23 16:17                     ` Peter Maydell
2011-02-23 16:30                       ` Anthony Liguori
2011-02-24  5:41                         ` [Qemu-devel] Unsubsribing James Brown
2011-02-24 10:00                           ` Stefan Hajnoczi
2011-02-23 17:26                   ` [Qemu-devel] Re: [patch 2/3] Add support for live block copy Markus Armbruster
2011-02-23 20:06                     ` Anthony Liguori
2011-02-24 12:15                       ` Markus Armbruster
2011-02-25  7:16                   ` Stefan Hajnoczi
2011-02-23 17:49               ` Marcelo Tosatti
2011-02-24  8:58                 ` Avi Kivity
2011-02-24 15:14                   ` Marcelo Tosatti
2011-02-24 15:28                     ` Avi Kivity
2011-02-24 16:39                       ` Marcelo Tosatti
2011-02-24 17:32                         ` Avi Kivity
2011-02-24 17:45                         ` Anthony Liguori
2011-02-27  9:22                           ` Avi Kivity
2011-02-23 12:46         ` Avi Kivity
2011-02-22 20:50   ` Anthony Liguori
2011-02-22 21:16   ` [Qemu-devel] " Anthony Liguori
2011-02-23 19:06   ` Anthony Liguori
2011-02-26  0:02     ` Marcelo Tosatti
2011-02-26 13:45       ` Anthony Liguori
2011-02-28 19:09         ` Marcelo Tosatti
2011-03-01  2:35         ` Marcelo Tosatti
2011-02-26 15:32       ` Anthony Liguori
2011-02-22 17:00 ` [Qemu-devel] [patch 3/3] do not allow migration if block copy in progress Marcelo Tosatti

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