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From: "Andreas Färber" <afaerber@suse.de>
To: Markus Armbruster <armbru@redhat.com>, Kevin Wolf <kwolf@redhat.com>
Cc: qemu-devel@nongnu.org, Stefan Hajnoczi <stefanha@redhat.com>,
	Gerd Hoffmann <kraxel@redhat.com>
Subject: Re: [Qemu-devel] The unholy encrypted image key mess
Date: Wed, 05 Mar 2014 10:33:19 +0100	[thread overview]
Message-ID: <5316EF5F.2040003@suse.de> (raw)
In-Reply-To: <87zjl56nog.fsf@blackfin.pond.sub.org>

Am 05.03.2014 09:43, schrieb Markus Armbruster:
> Kevin Wolf <kwolf@redhat.com> writes:
> 
>> 'change' is a bit trickier because it involves several low-level actions
>> at once, and device_add is not one of them.
> 
> The problem is that it can run while a device model is attached.

What exactly is the problem here? 'change' is for floppy and CD, right?
The device stays realized/connected and guest-visible during that time,
and the guest should be able to live with no media while the new drive
is not yet decrypted. Are we just lacking a QMP command to enter the
password and complete the change while the guest is executing?

Regards,
Andreas

-- 
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg

  parent reply	other threads:[~2014-03-05  9:33 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-28 21:01 [Qemu-devel] The unholy encrypted image key mess Markus Armbruster
2014-02-28 22:08 ` Eric Blake
2014-03-01 14:44   ` Paolo Bonzini
2014-03-05  8:24     ` Markus Armbruster
2014-03-05  9:01       ` Paolo Bonzini
2014-03-05  9:49         ` Markus Armbruster
2014-03-05  8:15   ` Markus Armbruster
2014-03-05  9:29     ` Gerd Hoffmann
2014-03-05 10:16     ` Kevin Wolf
2014-03-05 12:45       ` Markus Armbruster
2014-03-03 10:58 ` Kevin Wolf
2014-03-05  8:43   ` Markus Armbruster
2014-03-05  9:17     ` Paolo Bonzini
2014-03-05  9:33     ` Andreas Färber [this message]
2014-03-05 10:36       ` Markus Armbruster
2014-03-05 10:40         ` Paolo Bonzini
2014-03-05 12:50           ` Markus Armbruster

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