From: "Michael S. Tsirkin" <mst@redhat.com>
To: Roman Kagan <rkagan@virtuozzo.com>,
si-wei liu <si-wei.liu@oracle.com>,
Venu Busireddy <venu.busireddy@oracle.com>,
Marcel Apfelbaum <marcel@redhat.com>,
virtio-dev@lists.oasis-open.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH v3 0/3] Use of unique identifier for pairing virtio and passthrough devices...
Date: Mon, 9 Jul 2018 21:35:52 +0300 [thread overview]
Message-ID: <20180709210946-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20180709130035.GA6271@rkaganb.sw.ru>
On Mon, Jul 09, 2018 at 04:00:36PM +0300, Roman Kagan wrote:
> > The assumption of failover driver is that the primary (PT device) will be
> > able to get a datapath once it shows up in the guest .
>
> I wonder how universal this assumption is
Not universal at all. It is however the simplest
use-case we could think of, and that is as a result already
supported by Linux.
I for one will be happy if we spec out a fuller support
for more use-cases but it's probably orthogonal to
grouping.
--
MST
WARNING: multiple messages have this Message-ID (diff)
From: "Michael S. Tsirkin" <mst@redhat.com>
To: Roman Kagan <rkagan@virtuozzo.com>,
si-wei liu <si-wei.liu@oracle.com>,
Venu Busireddy <venu.busireddy@oracle.com>,
Marcel Apfelbaum <marcel@redhat.com>,
virtio-dev@lists.oasis-open.org, qemu-devel@nongnu.org
Subject: [virtio-dev] Re: [Qemu-devel] [PATCH v3 0/3] Use of unique identifier for pairing virtio and passthrough devices...
Date: Mon, 9 Jul 2018 21:35:52 +0300 [thread overview]
Message-ID: <20180709210946-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20180709130035.GA6271@rkaganb.sw.ru>
On Mon, Jul 09, 2018 at 04:00:36PM +0300, Roman Kagan wrote:
> > The assumption of failover driver is that the primary (PT device) will be
> > able to get a datapath once it shows up in the guest .
>
> I wonder how universal this assumption is
Not universal at all. It is however the simplest
use-case we could think of, and that is as a result already
supported by Linux.
I for one will be happy if we spec out a fuller support
for more use-cases but it's probably orthogonal to
grouping.
--
MST
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next prev parent reply other threads:[~2018-07-09 18:36 UTC|newest]
Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-29 22:19 [Qemu-devel] [PATCH v3 0/3] Use of unique identifier for pairing virtio and passthrough devices Venu Busireddy
2018-06-29 22:19 ` [virtio-dev] " Venu Busireddy
2018-06-29 22:19 ` [Qemu-devel] [PATCH v3 1/3] Add "Group Identifier" support to virtio devices Venu Busireddy
2018-06-29 22:19 ` [virtio-dev] " Venu Busireddy
2018-06-29 22:19 ` [Qemu-devel] [PATCH v3 2/3] Add "Group Identifier" support to Red Hat PCI bridge Venu Busireddy
2018-06-29 22:19 ` [virtio-dev] " Venu Busireddy
2018-07-03 3:13 ` [Qemu-devel] " Siwei Liu
2018-07-03 3:13 ` Siwei Liu
2018-06-29 22:19 ` [Qemu-devel] [PATCH v3 3/3] Add "Group Identifier" support to Red Hat PCI Express bridge Venu Busireddy
2018-06-29 22:19 ` [virtio-dev] " Venu Busireddy
2018-07-07 12:14 ` [Qemu-devel] " Marcel Apfelbaum
2018-07-07 12:14 ` Marcel Apfelbaum
2018-07-31 15:58 ` [Qemu-devel] " Venu Busireddy
2018-07-31 15:58 ` Venu Busireddy
2018-07-31 16:03 ` [Qemu-devel] " Michael S. Tsirkin
2018-07-31 16:03 ` Michael S. Tsirkin
2018-07-31 19:11 ` [Qemu-devel] " Marcel Apfelbaum
2018-07-31 19:11 ` Marcel Apfelbaum
2018-06-29 22:19 ` [Qemu-devel] [PATCH v3 virtio 1/1] Add "Group Identifier" to virtio PCI capabilities Venu Busireddy
2018-06-29 22:19 ` [virtio-dev] " Venu Busireddy
2018-07-02 16:14 ` [Qemu-devel] [PATCH v3 0/3] Use of unique identifier for pairing virtio and passthrough devices Roman Kagan
2018-07-02 21:14 ` si-wei liu
2018-07-02 21:14 ` [virtio-dev] " si-wei liu
2018-07-03 9:58 ` Roman Kagan
2018-07-03 14:28 ` Venu Busireddy
2018-07-03 14:28 ` [virtio-dev] " Venu Busireddy
2018-07-03 14:52 ` [Qemu-devel] [virtio-dev] " Cornelia Huck
2018-07-03 14:52 ` [virtio-dev] Re: [Qemu-devel] " Cornelia Huck
2018-07-03 23:31 ` [Qemu-devel] [virtio-dev] " Siwei Liu
2018-07-03 23:31 ` [virtio-dev] Re: [Qemu-devel] " Siwei Liu
2018-07-04 12:15 ` [Qemu-devel] [virtio-dev] " Cornelia Huck
2018-07-04 12:15 ` [virtio-dev] Re: [Qemu-devel] " Cornelia Huck
2018-07-06 0:49 ` [Qemu-devel] [virtio-dev] " Siwei Liu
2018-07-06 0:49 ` [virtio-dev] Re: [Qemu-devel] " Siwei Liu
2018-07-06 13:54 ` [Qemu-devel] [virtio-dev] " Cornelia Huck
2018-07-06 13:54 ` [virtio-dev] Re: [Qemu-devel] " Cornelia Huck
2018-07-06 15:07 ` [Qemu-devel] [virtio-dev] " Michael S. Tsirkin
2018-07-06 15:07 ` [virtio-dev] Re: [Qemu-devel] " Michael S. Tsirkin
2018-07-09 16:20 ` [Qemu-devel] [virtio-dev] " Cornelia Huck
2018-07-09 16:20 ` [virtio-dev] Re: [Qemu-devel] " Cornelia Huck
2018-07-06 23:37 ` [Qemu-devel] [virtio-dev] " Siwei Liu
2018-07-06 23:37 ` [virtio-dev] Re: [Qemu-devel] " Siwei Liu
2018-07-09 16:27 ` [Qemu-devel] [virtio-dev] " Cornelia Huck
2018-07-09 16:27 ` [virtio-dev] Re: [Qemu-devel] " Cornelia Huck
2018-07-09 13:14 ` [Qemu-devel] [virtio-dev] " Roman Kagan
2018-07-09 13:14 ` [virtio-dev] Re: [Qemu-devel] " Roman Kagan
2018-07-09 16:10 ` [Qemu-devel] [virtio-dev] " Cornelia Huck
2018-07-09 16:10 ` [virtio-dev] Re: [Qemu-devel] " Cornelia Huck
2018-07-03 15:34 ` Roman Kagan
2018-07-03 22:27 ` si-wei liu
2018-07-03 22:27 ` [virtio-dev] " si-wei liu
2018-07-09 13:00 ` Roman Kagan
2018-07-09 18:35 ` Michael S. Tsirkin [this message]
2018-07-09 18:35 ` [virtio-dev] " Michael S. Tsirkin
2018-07-10 1:11 ` si-wei liu
2018-07-10 1:11 ` [virtio-dev] " si-wei liu
2018-07-10 1:54 ` Michael S. Tsirkin
2018-07-10 1:54 ` [virtio-dev] " Michael S. Tsirkin
2018-07-11 0:07 ` Siwei Liu
2018-07-11 0:07 ` [virtio-dev] " Siwei Liu
2018-07-11 0:07 ` [Qemu-devel] [virtio-dev] " Siwei Liu
2018-07-11 9:53 ` Re: [Qemu-devel] " Cornelia Huck
2018-07-11 9:53 ` [virtio-dev] " Cornelia Huck
2018-07-11 9:53 ` [Qemu-devel] [virtio-dev] " Cornelia Huck
2018-07-12 9:37 ` Re: [Qemu-devel] " Siwei Liu
2018-07-12 9:37 ` [virtio-dev] " Siwei Liu
2018-07-12 9:37 ` [Qemu-devel] [virtio-dev] " Siwei Liu
2018-07-12 11:31 ` Re: [Qemu-devel] " Cornelia Huck
2018-07-12 11:31 ` [virtio-dev] " Cornelia Huck
2018-07-12 11:31 ` [Qemu-devel] [virtio-dev] " Cornelia Huck
2018-07-12 20:52 ` Re: [Qemu-devel] " Siwei Liu
2018-07-12 20:52 ` [virtio-dev] " Siwei Liu
2018-07-12 20:52 ` [Qemu-devel] [virtio-dev] " Siwei Liu
2018-07-12 21:00 ` Re: [Qemu-devel] " Michael S. Tsirkin
2018-07-12 21:00 ` [virtio-dev] " Michael S. Tsirkin
2018-07-12 21:00 ` [Qemu-devel] [virtio-dev] " Michael S. Tsirkin
2018-07-12 22:19 ` Re: [Qemu-devel] " Siwei Liu
2018-07-12 22:19 ` [virtio-dev] " Siwei Liu
2018-07-12 22:19 ` [Qemu-devel] [virtio-dev] " Siwei Liu
2018-07-13 1:20 ` Re: [Qemu-devel] " Samudrala, Sridhar
2018-07-13 1:20 ` [virtio-dev] " Samudrala, Sridhar
2018-07-13 1:20 ` [Qemu-devel] [virtio-dev] " Samudrala, Sridhar
2018-07-13 3:28 ` Re: [Qemu-devel] " Michael S. Tsirkin
2018-07-13 3:28 ` [virtio-dev] " Michael S. Tsirkin
2018-07-13 3:28 ` [Qemu-devel] [virtio-dev] " Michael S. Tsirkin
2018-07-13 9:15 ` Re: [Qemu-devel] " Cornelia Huck
2018-07-13 9:15 ` [virtio-dev] " Cornelia Huck
2018-07-13 9:15 ` [Qemu-devel] [virtio-dev] " Cornelia Huck
2018-07-12 19:18 ` Re: [Qemu-devel] " Michael S. Tsirkin
2018-07-12 19:18 ` [virtio-dev] " Michael S. Tsirkin
2018-07-12 19:18 ` [Qemu-devel] [virtio-dev] " Michael S. Tsirkin
2018-07-10 1:58 ` [Qemu-devel] " Michael S. Tsirkin
2018-07-10 1:58 ` [virtio-dev] " Michael S. Tsirkin
2018-07-10 18:56 ` Siwei Liu
2018-07-10 18:56 ` [virtio-dev] " Siwei Liu
2018-07-10 18:56 ` [Qemu-devel] [virtio-dev] " Siwei Liu
2018-07-10 2:05 ` [Qemu-devel] " Michael S. Tsirkin
2018-07-10 2:05 ` [virtio-dev] " Michael S. Tsirkin
2018-07-04 5:43 ` Michael S. Tsirkin
2018-07-04 5:43 ` [virtio-dev] " Michael S. Tsirkin
2018-07-10 2:11 ` Michael S. Tsirkin
2018-07-10 2:11 ` [virtio-dev] " Michael S. Tsirkin
2018-07-10 14:28 ` [Qemu-devel] " Venu Busireddy
2018-07-10 14:28 ` [virtio-dev] " Venu Busireddy
2018-07-12 21:01 ` [Qemu-devel] " Michael S. Tsirkin
2018-07-12 21:01 ` [virtio-dev] " Michael S. Tsirkin
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