From: "Michael S. Tsirkin" <mst@redhat.com>
To: Gerd Hoffmann <kraxel@redhat.com>
Cc: "Eduardo Habkost" <ehabkost@redhat.com>,
qemu-devel@nongnu.org, Gonglei <arei.gonglei@huawei.com>,
"Philippe Mathieu-Daudé" <philmd@redhat.com>,
"Wainer dos Santos Moschetta" <wainersm@redhat.com>,
"Cleber Rosa" <crosa@redhat.com>,
"Markus Armbruster" <armbru@redhat.com>,
"Laine Stump" <laine@redhat.com>,
"Caio Carrara" <ccarrara@redhat.com>
Subject: Re: [Qemu-devel] [PATCH] virtio: Provide version-specific variants of virtio PCI devices
Date: Mon, 15 Oct 2018 06:27:21 -0400 [thread overview]
Message-ID: <20181015062543-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20181015081641.q6r5wnhm7rq5tgfh@sirius.home.kraxel.org>
On Mon, Oct 15, 2018 at 10:16:41AM +0200, Gerd Hoffmann wrote:
> On Fri, Oct 12, 2018 at 11:54:35PM -0300, Eduardo Habkost wrote:
> > The current virtio-*-pci device types actually represent 3
> > different types of devices:
> > * virtio 1.0 non-transitional devices
> > * virtio 1.0 transitional devices
>
> Ok.
>
> > * virtio 0.9 ("legacy device" in virtio 1.0 terminology)
>
> Why? Is there any reason to prefer 0.9 over transitional?
>
> cheers,
> Gerd
Right - maybe a flag to disable modern interface is enough.
We thus get two types:
- transitional (legacy)
- non-transitional (modern)
which matches spec nicely.
--
MST
next prev parent reply other threads:[~2018-10-15 10:27 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-13 2:54 [Qemu-devel] [PATCH] virtio: Provide version-specific variants of virtio PCI devices Eduardo Habkost
2018-10-14 21:35 ` Michael S. Tsirkin
2018-10-15 18:14 ` Eduardo Habkost
2018-10-16 8:39 ` Cornelia Huck
2018-10-16 13:32 ` Eduardo Habkost
2018-10-16 15:51 ` Cornelia Huck
2018-10-16 17:02 ` Daniel P. Berrangé
2018-10-16 19:12 ` Laine Stump
2018-10-17 5:57 ` [Qemu-devel] No more chameleon devices (was: [PATCH] virtio: Provide version-specific variants of virtio PCI devices) Markus Armbruster
2018-10-17 6:34 ` Gerd Hoffmann
2018-10-17 11:56 ` [Qemu-devel] No more chameleon devices Markus Armbruster
2018-10-17 15:56 ` [Qemu-devel] No more chameleon devices (was: [PATCH] virtio: Provide version-specific variants of virtio PCI devices) Eduardo Habkost
2018-10-17 16:38 ` Michael S. Tsirkin
2018-10-17 19:19 ` Eduardo Habkost
2018-10-18 14:11 ` [Qemu-devel] No more chameleon devices Marcel Apfelbaum
2018-10-18 14:15 ` Peter Maydell
2018-10-18 14:38 ` Daniel P. Berrangé
2018-10-18 14:41 ` Peter Maydell
2018-10-18 14:45 ` Marcel Apfelbaum
2018-10-18 14:48 ` Peter Maydell
2018-10-18 15:39 ` Marcel Apfelbaum
2018-10-18 18:07 ` Eduardo Habkost
2018-10-17 10:43 ` [Qemu-devel] [PATCH] virtio: Provide version-specific variants of virtio PCI devices Andrea Bolognani
2018-10-17 15:01 ` Eduardo Habkost
2018-10-17 15:06 ` Michael S. Tsirkin
2018-10-17 15:57 ` Eduardo Habkost
2018-10-18 10:25 ` Andrea Bolognani
2018-10-18 10:27 ` Daniel P. Berrangé
2018-11-14 18:20 ` Eduardo Habkost
2018-10-15 8:16 ` Gerd Hoffmann
2018-10-15 10:27 ` Michael S. Tsirkin [this message]
2018-10-15 23:03 ` Eduardo Habkost
2018-10-16 6:48 ` Gerd Hoffmann
2018-10-16 13:39 ` Eduardo Habkost
2018-10-16 18:42 ` Gerd Hoffmann
2018-10-17 5:49 ` [Qemu-devel] "no-user" for properties (was: [PATCH] virtio: Provide version-specific variants of virtio PCI devices) Markus Armbruster
2018-10-15 9:45 ` [Qemu-devel] [PATCH] virtio: Provide version-specific variants of virtio PCI devices Cornelia Huck
2018-10-15 23:32 ` Eduardo Habkost
2018-10-17 9:22 ` Stefan Hajnoczi
2018-10-17 15:10 ` Eduardo Habkost
2018-10-17 15:32 ` Michael S. Tsirkin
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