From: "Michael S. Tsirkin" <mst@redhat.com>
To: Parav Pandit <parav@nvidia.com>
Cc: virtio-dev@lists.oasis-open.org, cohuck@redhat.com,
virtio-comment@lists.oasis-open.org, shahafs@nvidia.com
Subject: [virtio-dev] Re: [PATCH 00/11] Introduce transitional mmr pci device
Date: Mon, 3 Apr 2023 10:53:19 -0400 [thread overview]
Message-ID: <20230403105050-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <0dcd9907-4bb0-ef0d-678d-5bc8f0ded9ec@nvidia.com>
On Fri, Mar 31, 2023 at 05:43:11PM -0400, Parav Pandit wrote:
> > I can not say I thought about this
> > deeply so maybe there's some problem, or maybe it's a worse approach -
> > could you comment on this? It looks like this could be a smaller change,
> > but maybe it isn't? Did you consider this option?
>
> We can possibly let both the options open for device vendors to implement.
>
> Change wise transport VQ is fairly big addition for both hypervisor driver
> and also for the device.
OTOH it is presumably required for scalability anyway, no?
And presumably it can all be done in firmware ...
Is there actual hardware that can't implement transport vq
but is going to implement the mmr spec?
--
MST
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next prev parent reply other threads:[~2023-04-03 14:53 UTC|newest]
Thread overview: 200+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-30 22:58 [virtio-dev] [PATCH 00/11] Introduce transitional mmr pci device Parav Pandit
2023-03-30 22:58 ` [virtio-dev] [PATCH 01/11] transport-pci: Use lowecase alphabets Parav Pandit
2023-03-30 22:58 ` [virtio-dev] [PATCH 02/11] transport-pci: Move transitional device id to legacy section Parav Pandit
2023-03-31 6:43 ` [virtio-dev] " Michael S. Tsirkin
2023-03-31 21:24 ` [virtio-dev] " Parav Pandit
2023-04-02 7:54 ` [virtio-dev] " Michael S. Tsirkin
2023-04-03 14:42 ` [virtio-dev] " Parav Pandit
2023-04-03 14:50 ` [virtio-dev] " Michael S. Tsirkin
2023-04-03 14:58 ` [virtio-dev] " Parav Pandit
2023-04-03 15:14 ` [virtio-dev] " Michael S. Tsirkin
2023-03-30 22:58 ` [virtio-dev] [PATCH 03/11] transport-pci: Split notes of PCI Device Layout Parav Pandit
2023-03-30 22:58 ` [virtio-dev] [PATCH 04/11] transport-pci: Rename and move legacy PCI Device layout section Parav Pandit
2023-03-30 22:58 ` [virtio-dev] [PATCH 05/11] introduction: Add missing helping verb Parav Pandit
2023-03-30 22:58 ` [virtio-dev] [PATCH 06/11] introduction: Introduce transitional MMR interface Parav Pandit
2023-04-07 9:17 ` [virtio-dev] " Michael S. Tsirkin
2023-03-30 22:58 ` [virtio-dev] [PATCH 07/11] transport-pci: Introduce transitional MMR device id Parav Pandit
2023-04-04 7:28 ` [virtio-dev] " Michael S. Tsirkin
2023-04-04 16:08 ` Parav Pandit
2023-04-07 12:03 ` [virtio-dev] Re: [virtio-comment] " Michael S. Tsirkin
2023-04-07 15:18 ` [virtio-dev] " Parav Pandit
2023-04-07 15:51 ` [virtio-dev] " Michael S. Tsirkin
2023-04-09 3:15 ` [virtio-dev] " Parav Pandit
2023-04-10 10:18 ` [virtio-dev] " Michael S. Tsirkin
2023-04-10 14:34 ` Parav Pandit
2023-04-10 19:58 ` Michael S. Tsirkin
2023-04-10 20:16 ` Parav Pandit
2023-04-07 8:37 ` [virtio-dev] " Michael S. Tsirkin
2023-03-30 22:58 ` [virtio-dev] [PATCH 08/11] transport-pci: Introduce virtio extended capability Parav Pandit
2023-04-04 7:35 ` [virtio-dev] " Michael S. Tsirkin
2023-04-04 7:54 ` Cornelia Huck
2023-04-04 12:43 ` Michael S. Tsirkin
2023-04-04 13:19 ` Cornelia Huck
2023-04-04 14:37 ` Michael S. Tsirkin
2023-04-10 16:21 ` Parav Pandit
2023-04-10 19:49 ` Michael S. Tsirkin
2023-04-10 19:57 ` [virtio-dev] " Parav Pandit
2023-04-10 20:02 ` [virtio-dev] " Michael S. Tsirkin
2023-04-11 8:39 ` Cornelia Huck
2023-04-04 21:18 ` [virtio-dev] " Parav Pandit
2023-04-05 5:10 ` [virtio-dev] " Michael S. Tsirkin
2023-04-05 13:16 ` [virtio-dev] " Parav Pandit
2023-04-07 8:15 ` [virtio-dev] " Michael S. Tsirkin
2023-04-10 1:36 ` [virtio-dev] " Jason Wang
2023-04-10 6:24 ` Michael S. Tsirkin
2023-04-10 7:16 ` Jason Wang
2023-04-10 10:04 ` Michael S. Tsirkin
2023-04-11 2:19 ` Jason Wang
2023-04-11 7:00 ` Michael S. Tsirkin
2023-04-11 9:07 ` Jason Wang
2023-04-11 10:43 ` Michael S. Tsirkin
2023-04-11 13:59 ` Parav Pandit
2023-04-11 14:11 ` Michael S. Tsirkin
2023-04-11 13:47 ` Parav Pandit
2023-04-11 14:02 ` Michael S. Tsirkin
2023-04-11 14:07 ` [virtio-dev] RE: [virtio-comment] " Parav Pandit
2023-04-11 14:10 ` [virtio-dev] " Michael S. Tsirkin
2023-04-11 14:30 ` [virtio-dev] " Parav Pandit
2023-04-10 17:54 ` Parav Pandit
2023-04-10 17:58 ` [virtio-dev] RE: [virtio-comment] " Parav Pandit
2023-04-11 3:28 ` Jason Wang
2023-04-11 19:01 ` Parav Pandit
2023-04-11 21:25 ` Michael S. Tsirkin
2023-04-12 0:40 ` Parav Pandit
2023-04-12 2:56 ` Michael S. Tsirkin
2023-04-12 4:07 ` Jason Wang
2023-04-12 4:20 ` Michael S. Tsirkin
2023-04-12 4:53 ` [virtio-dev] Re: [virtio-comment] " Jason Wang
2023-04-12 5:25 ` Michael S. Tsirkin
2023-04-12 5:37 ` Jason Wang
2023-04-13 17:03 ` Michael S. Tsirkin
2023-04-12 4:04 ` Jason Wang
2023-04-12 4:13 ` Parav Pandit
2023-04-12 4:20 ` Michael S. Tsirkin
2023-04-12 4:55 ` Jason Wang
2023-05-19 6:10 ` [virtio-dev] " Michael S. Tsirkin
2023-05-19 21:02 ` [virtio-dev] " Parav Pandit
2023-05-21 5:57 ` [virtio-dev] " Michael S. Tsirkin
2023-05-21 13:24 ` [virtio-dev] " Parav Pandit
2023-05-21 14:34 ` [virtio-dev] " Michael S. Tsirkin
2023-03-30 22:58 ` [virtio-dev] [PATCH 09/11] transport-pci: Describe PCI MMR dev config registers Parav Pandit
2023-04-07 8:55 ` [virtio-dev] " Michael S. Tsirkin
2023-04-10 1:33 ` [virtio-dev] Re: [virtio-comment] " Jason Wang
2023-04-10 6:14 ` Michael S. Tsirkin
2023-04-10 6:20 ` Jason Wang
2023-04-10 6:39 ` Michael S. Tsirkin
2023-04-10 7:20 ` Jason Wang
2023-04-10 10:06 ` Michael S. Tsirkin
2023-04-11 2:13 ` Jason Wang
2023-04-11 7:04 ` Michael S. Tsirkin
2023-04-11 9:01 ` Jason Wang
[not found] ` <CALBs2cXURMEzCGnULicXbsBfwnKE5cZOz=M-_hhFCXZ=Lqb9Nw@mail.gmail.com>
2023-04-11 10:39 ` Michael S. Tsirkin
2023-04-11 11:03 ` Yan Vugenfirer
2023-04-11 10:42 ` Michael S. Tsirkin
2023-04-12 3:58 ` Jason Wang
2023-04-12 4:15 ` Michael S. Tsirkin
2023-04-12 4:51 ` Jason Wang
2023-04-12 5:01 ` [virtio-dev] " Parav Pandit
2023-04-12 5:14 ` [virtio-dev] " Jason Wang
2023-04-12 5:30 ` [virtio-dev] " Parav Pandit
2023-04-12 5:38 ` [virtio-dev] " Jason Wang
2023-04-12 5:55 ` [virtio-dev] " Parav Pandit
2023-04-12 6:15 ` [virtio-dev] " Jason Wang
2023-04-12 14:23 ` [virtio-dev] " Parav Pandit
2023-04-13 1:48 ` [virtio-dev] " Jason Wang
2023-04-13 3:31 ` Parav Pandit
2023-04-13 5:14 ` Jason Wang
2023-04-13 17:19 ` Michael S. Tsirkin
2023-04-13 19:39 ` [virtio-dev] " Parav Pandit
2023-04-14 3:09 ` [virtio-dev] " Jason Wang
2023-04-14 3:18 ` [virtio-dev] " Parav Pandit
2023-04-14 3:37 ` [virtio-dev] " Jason Wang
2023-04-14 3:51 ` [virtio-dev] " Parav Pandit
2023-04-14 7:05 ` [virtio-dev] " Michael S. Tsirkin
2023-04-17 3:22 ` Jason Wang
2023-04-17 17:23 ` [virtio-dev] " Parav Pandit
2023-04-17 20:26 ` [virtio-dev] " Michael S. Tsirkin
2023-04-17 20:28 ` [virtio-dev] " Parav Pandit
2023-04-18 0:36 ` [virtio-dev] " Jason Wang
2023-04-18 1:30 ` [virtio-dev] " Parav Pandit
2023-04-18 11:58 ` [virtio-dev] " Michael S. Tsirkin
2023-04-18 12:09 ` [virtio-dev] " Parav Pandit
2023-04-18 12:30 ` [virtio-dev] " Michael S. Tsirkin
2023-04-18 12:36 ` [virtio-dev] " Parav Pandit
2023-04-18 1:01 ` [virtio-dev] " Jason Wang
2023-04-18 1:48 ` [virtio-dev] " Parav Pandit
2023-04-13 17:24 ` [virtio-dev] " Parav Pandit
2023-04-13 21:02 ` Michael S. Tsirkin
2023-04-13 21:08 ` [virtio-dev] " Parav Pandit
2023-04-14 2:36 ` [virtio-dev] " Jason Wang
2023-04-14 2:43 ` [virtio-dev] " Parav Pandit
2023-04-14 6:57 ` [virtio-dev] " Michael S. Tsirkin
2023-04-16 13:41 ` [virtio-dev] " Parav Pandit
2023-04-16 20:44 ` [virtio-dev] " Michael S. Tsirkin
2023-04-17 16:59 ` [virtio-dev] " Parav Pandit
2023-04-18 1:09 ` [virtio-dev] " Jason Wang
2023-04-18 1:37 ` [virtio-dev] " Parav Pandit
2023-04-14 6:58 ` [virtio-dev] " Michael S. Tsirkin
2023-04-14 3:08 ` Jason Wang
2023-04-14 3:13 ` [virtio-dev] " Parav Pandit
2023-04-14 3:18 ` [virtio-dev] " Jason Wang
2023-04-14 3:22 ` [virtio-dev] " Parav Pandit
2023-04-14 3:29 ` [virtio-dev] " Jason Wang
2023-04-11 13:57 ` [virtio-dev] " Parav Pandit
2023-04-12 4:33 ` [virtio-dev] " Michael S. Tsirkin
2023-03-30 22:58 ` [virtio-dev] [PATCH 10/11] transport-pci: Use driver notification PCI capability Parav Pandit
2023-04-12 4:31 ` [virtio-dev] " Michael S. Tsirkin
2023-04-12 4:37 ` [virtio-dev] " Parav Pandit
2023-04-12 4:43 ` [virtio-dev] " Michael S. Tsirkin
2023-04-12 4:48 ` [virtio-dev] " Parav Pandit
2023-04-12 5:02 ` [virtio-dev] " Michael S. Tsirkin
2023-04-12 5:06 ` [virtio-dev] RE: [virtio-comment] " Parav Pandit
2023-04-12 5:17 ` [virtio-dev] " Michael S. Tsirkin
2023-04-12 5:24 ` [virtio-dev] " Parav Pandit
2023-04-12 5:27 ` [virtio-dev] " Michael S. Tsirkin
2023-03-30 22:58 ` [virtio-dev] [PATCH 11/11] conformance: Add transitional MMR interface conformance Parav Pandit
2023-03-31 7:03 ` [virtio-dev] Re: [PATCH 00/11] Introduce transitional mmr pci device Michael S. Tsirkin
2023-03-31 21:43 ` Parav Pandit
2023-04-03 14:53 ` Michael S. Tsirkin [this message]
2023-04-03 14:57 ` [virtio-dev] " Parav Pandit
2023-04-03 15:06 ` [virtio-dev] " Michael S. Tsirkin
2023-04-03 15:16 ` [virtio-dev] " Parav Pandit
2023-04-03 15:23 ` [virtio-dev] " Michael S. Tsirkin
2023-04-03 15:34 ` Michael S. Tsirkin
2023-04-03 15:47 ` [virtio-dev] " Parav Pandit
2023-04-03 17:28 ` [virtio-dev] " Michael S. Tsirkin
2023-04-03 17:35 ` Parav Pandit
2023-04-03 17:39 ` Michael S. Tsirkin
2023-04-03 15:36 ` [virtio-dev] RE: [virtio-comment] " Parav Pandit
2023-04-03 17:16 ` [virtio-dev] " Michael S. Tsirkin
2023-04-03 17:29 ` Parav Pandit
2023-04-03 18:02 ` Michael S. Tsirkin
2023-04-03 20:25 ` [virtio-dev] " Parav Pandit
2023-04-03 21:04 ` [virtio-dev] " Michael S. Tsirkin
2023-04-03 22:00 ` Parav Pandit
2023-04-07 9:35 ` Michael S. Tsirkin
2023-04-10 1:52 ` Jason Wang
2023-04-03 14:45 ` [virtio-dev] Re: [virtio-comment] " Stefan Hajnoczi
2023-04-03 14:53 ` Parav Pandit
2023-04-03 17:48 ` Michael S. Tsirkin
2023-04-03 19:11 ` Stefan Hajnoczi
2023-04-03 20:03 ` Michael S. Tsirkin
2023-04-03 19:48 ` [virtio-dev] " Parav Pandit
2023-04-03 20:02 ` [virtio-dev] " Michael S. Tsirkin
2023-04-03 20:42 ` [virtio-dev] " Parav Pandit
2023-04-03 21:14 ` [virtio-dev] " Michael S. Tsirkin
2023-04-03 22:08 ` Parav Pandit
2023-04-03 19:10 ` Stefan Hajnoczi
2023-04-03 20:27 ` [virtio-dev] " Parav Pandit
2023-04-04 14:30 ` [virtio-dev] " Stefan Hajnoczi
2023-04-12 4:48 ` [virtio-dev] " Michael S. Tsirkin
2023-04-12 4:52 ` [virtio-dev] " Parav Pandit
2023-04-12 5:12 ` [virtio-dev] " Michael S. Tsirkin
2023-04-12 5:15 ` [virtio-dev] RE: [virtio-comment] " Parav Pandit
2023-04-12 5:23 ` [virtio-dev] " Michael S. Tsirkin
2023-04-12 5:39 ` [virtio-dev] " Parav Pandit
2023-04-12 6:02 ` Parav Pandit
2023-04-12 5:10 ` [virtio-dev] " Halil Pasic
2023-04-25 2:42 ` [virtio-dev] " Parav Pandit
2023-05-02 7:17 ` [virtio-dev] Re: [virtio-comment] " David Edmondson
2023-05-02 13:54 ` [virtio-dev] " Parav Pandit
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