From: Gerd Hoffmann <kraxel@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 0/3] non-migratable devices
Date: Fri, 08 Jul 2011 13:47:54 +0200 [thread overview]
Message-ID: <4E16EE6A.6000506@redhat.com> (raw)
In-Reply-To: <4E16D949.2060305@redhat.com>
Hi,
> scsi-cd is new in 0.15, older versions have scsi-disk only. That's why
> we should take the occasion to add the empty vmstate at least to it.
Ok, good opportunity in that specific case.
> For other devices, it's better to make the breakage in a single version.
> It also allows to make 0.15 the "flag day" where each device shall have
> a VMState or the entire VM will not be migratable.
Not that easy given that we didn't fully migrate to vmstate yet,
otherwise we could simply fail migration in case we find any device with
qdev->vmsd == NULL.
> If desired, in the
> future we can revert this behavior for pc-0.14 and earlier machines.
And I'm still looking for a sane way to handle *this*.
cheers,
Gerd
next prev parent reply other threads:[~2011-07-08 11:48 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-08 8:53 [Qemu-devel] [PATCH 0/3] non-migratable devices Gerd Hoffmann
2011-07-08 8:53 ` [Qemu-devel] [PATCH 1/3] vmstate: add no_migrate flag to VMStateDescription Gerd Hoffmann
2011-07-08 14:26 ` Anthony Liguori
2011-07-08 15:44 ` Gerd Hoffmann
2011-07-08 16:04 ` Gerd Hoffmann
2011-07-08 17:07 ` Anthony Liguori
2011-07-11 6:29 ` Gerd Hoffmann
2011-07-08 8:53 ` [Qemu-devel] [PATCH 2/3] ahci doesn't support migration Gerd Hoffmann
2011-07-08 8:53 ` [Qemu-devel] [PATCH 3/3] ehci " Gerd Hoffmann
2011-07-08 9:54 ` [Qemu-devel] [PATCH 0/3] non-migratable devices Paolo Bonzini
2011-07-08 9:59 ` Gerd Hoffmann
2011-07-08 10:17 ` Paolo Bonzini
2011-07-08 11:47 ` Gerd Hoffmann [this message]
2011-07-08 12:05 ` Paolo Bonzini
2011-07-08 12:47 ` Gerd Hoffmann
2011-07-08 12:59 ` Paolo Bonzini
2011-07-08 13:21 ` Gerd Hoffmann
2011-07-08 11:45 ` Markus Armbruster
2011-07-08 13:43 ` [Qemu-devel] [PATCH 4/3] vmstate: complain about devices without vmstate Gerd Hoffmann
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