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From: Avi Kivity <avi@redhat.com>
To: Kevin Wolf <kwolf@redhat.com>
Cc: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>,
	"libvir-list@redhat.com" <libvir-list@redhat.com>,
	Jes Sorensen <Jes.Sorensen@redhat.com>,
	QEMU Developers <qemu-devel@nongnu.org>,
	Stefan Hajnoczi <stefanha@gmail.com>,
	Eric Blake <eblake@redhat.com>
Subject: Re: [Qemu-devel] live snapshot wiki updated
Date: Fri, 22 Jul 2011 10:36:51 +0300	[thread overview]
Message-ID: <4E292893.8010005@redhat.com> (raw)
In-Reply-To: <4E26DD5B.9010703@redhat.com>

On 07/20/2011 04:51 PM, Kevin Wolf wrote:
> >
> >  The problem is that QEMU will find backing file file names inside the
> >  images which it will be unable to open. How do you suggest we get around
> >  that?
>
> This is the part with allowing libvirt to override the backing file. Of
> course, this is not something that we can add with five lines of code,
> it requires -blockdev.

It can be done without blockdev.  Have a dictionary that translates 
filenames, and populate it from the command line (for a bonus, translate 
a filename to a file descriptor inherited from the caller or passed via 
the monitor).

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

  parent reply	other threads:[~2011-07-22  7:37 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-15 14:58 [Qemu-devel] live snapshot wiki updated Jes Sorensen
2011-07-18 14:08 ` Stefan Hajnoczi
2011-07-19  7:24   ` Jes Sorensen
2011-07-19 13:23     ` Stefan Hajnoczi
2011-07-19 13:27       ` Jes Sorensen
2011-07-19 13:58         ` Eric Blake
2011-07-19 14:09           ` Jes Sorensen
2011-07-19 14:24             ` Eric Blake
2011-07-19 14:30               ` Jes Sorensen
2011-07-19 15:14                 ` Stefan Hajnoczi
2011-07-19 16:46                   ` Daniel P. Berrange
2011-07-20  7:30                     ` Markus Armbruster
2011-07-20  8:23                     ` Jes Sorensen
2011-07-20  9:36                       ` Daniel P. Berrange
2011-07-20 10:15                         ` [Qemu-devel] [libvirt] " Nicolas Sebrecht
2011-07-20 10:28                           ` Daniel P. Berrange
2011-07-20 11:40                             ` [Qemu-devel] [libvirt] " Stefan Hajnoczi
     [not found]                             ` <4E27E610.7090502@redhat.com>
     [not found]                               ` <4E282DE6.1020603@redhat.com>
     [not found]                                 ` <4E283554.4080903@redhat.com>
2011-07-21 14:51                                   ` Eric Blake
     [not found]                         ` <4E27E5A2.2030208@redhat.com>
     [not found]                           ` <4E28317D.9020502@redhat.com>
2011-07-21 15:01                             ` [Qemu-devel] " Stefan Hajnoczi
2011-07-21 19:42                               ` Blue Swirl
2011-07-22  5:06                                 ` Stefan Hajnoczi
2011-07-22 15:49                                   ` Blue Swirl
2011-07-22  7:22                               ` Kevin Wolf
2011-07-22  9:11                                 ` Stefan Hajnoczi
2011-07-22 16:05                                   ` Blue Swirl
2011-07-20  9:50                     ` Kevin Wolf
2011-07-20 10:18                       ` Daniel P. Berrange
2011-07-19 16:14                 ` Anthony Liguori
2011-07-20  8:25                   ` Jes Sorensen
2011-07-20 10:01                     ` Kevin Wolf
2011-07-20 13:25                       ` Jes Sorensen
2011-07-20 13:46                         ` Eric Blake
2011-07-20 17:27                           ` Blue Swirl
2011-07-20 17:47                             ` Eric Blake
2011-07-20 19:51                               ` Blue Swirl
     [not found]                                 ` <4E27DE5D.5050502@redhat.com>
2011-07-21 19:34                                   ` Blue Swirl
2011-07-20 13:51                         ` Kevin Wolf
2011-07-20 17:20                           ` Blue Swirl
2011-07-20 17:41                             ` Eric Blake
2011-07-20 18:00                               ` Blue Swirl
2011-07-20 18:17                                 ` Eric Blake
2011-07-20 20:01                                   ` Blue Swirl
2011-07-20 20:10                                     ` Eric Blake
     [not found]                             ` <4E27E280.2060306@redhat.com>
2011-07-21 19:01                               ` Blue Swirl
2011-07-22  7:36                           ` Avi Kivity [this message]
2011-07-22  8:11                             ` Kevin Wolf
2011-07-22 16:09                               ` Blue Swirl
2011-07-20 13:50                   ` Cleber Rosa
2011-07-20 14:34                     ` Anthony Liguori
2011-07-20 18:34                       ` Cleber Rosa
2011-07-19 16:47                 ` Daniel P. Berrange
2011-07-20  8:26                   ` Jes Sorensen
2011-07-20  9:38                     ` Daniel P. Berrange
2011-07-20 14:35                   ` Anthony Liguori
2011-07-21 18:56                   ` Michael Roth

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