On 9/12/2023 3:43 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 1:06 PM
On 9/12/2023 2:52 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 12:13 PM Why need P2P for Live
Migration?
A peer device may be accessing the virtio
On 9/12/2023 6:16 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 3:45 PM
On 9/12/2023 5:35 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 2:38 PM
supplementary: As Jason ever pointed out: the two solution can
co-exist for sure
On 9/12/2023 6:25 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 3:47 PM
On 9/12/2023 5:28 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 2:36 PM If you want AQ used for LM,
it should support nested anyway, don't break
On 9/12/2023 6:33 PM, Parav Pandit wrote:
From: virtio-comm...@lists.oasis-open.org On Behalf Of Zhu, Lingshan
Sent: Tuesday, September 12, 2023 3:57 PM
It is the base line implementation of leading OS such as Linux kernel.
Decade mature stack like vfio recommends support for p2p as base
On 9/12/2023 5:21 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 2:33 PM
admin vq require fixed and dedicated resource to serve the VMs, the question
still remains, does is scale to server big amount of devices migration? how many
admin vqs do you need to serve
On 9/12/2023 6:40 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 4:02 PM
On 9/12/2023 6:25 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 3:47 PM
On 9/12/2023 5:28 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday
On 9/12/2023 6:41 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 4:05 PM
I mean, why do you think my series can not work with P2P
Because it misses the intermediate mode STOP that we have in series [1].
[1] https://lists.oasis-open.org/archives/virtio-comment
On 9/12/2023 9:43 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 6:33 PM
On 9/12/2023 5:21 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 2:33 PM admin vq require fixed and
dedicated resource to serve the VMs, the question
On 9/13/2023 10:23 AM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 3:45 PM
Do you find the administration commands we proposed in [1] useful for
nested case?
If not, both will likely diverge.
Not till now.
I don’t think you reviewed [1] enough.
Following
On 9/12/2023 9:35 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 6:39 PM
On 9/12/2023 6:41 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 4:05 PM I mean, why do you think my
series can not work with P2P
Because it misses the
On 9/13/2023 12:12 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 13, 2023 9:31 AM
On 9/12/2023 9:43 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 6:33 PM
On 9/12/2023 5:21 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday
On 9/13/2023 12:15 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 13, 2023 9:33 AM
To: Parav Pandit ; Jason Wang
Cc: Michael S. Tsirkin ; epere...@redhat.com;
coh...@redhat.com; stefa...@redhat.com; virtio-comment@lists.oasis-
open.org; virtio-dev@lists.oasis
On 9/13/2023 12:19 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 13, 2023 9:44 AM
On 9/12/2023 9:35 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 12, 2023 6:39 PM
On 9/12/2023 6:41 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent
On 9/13/2023 12:36 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 13, 2023 9:51 AM
VQ depth defines the VQ's limit.
still sounds like limitless and I will stop arguing this as you can see if
there is
REALLY a queue can be limitless, we even don't need M
On 9/13/2023 12:37 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 13, 2023 9:51 AM
we plan to implement a self-contain solution
Make sure that works with device reset and FLR.
And if not, explain that it is for mediation mode related tricks.
also repeated for many
On 9/13/2023 12:39 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 13, 2023 9:52 AM
It should be named as SUSPEND_CFG_SPACE.!
All of this frankly seems intrusive enough as Michael pointed out.
Good luck.
it also SUSPEND the data-path
Ok so it works like Suspend of
On 9/14/2023 7:25 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06, 2023 at 04:16:33PM +0800, Zhu Lingshan wrote:
This patch adds new device facility to save and restore virtqueue
state. The virtqueue state is split into two parts:
- The available state: The state that is used for read the next
On 9/14/2023 7:34 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06, 2023 at 04:16:34PM +0800, Zhu Lingshan wrote:
This patch introduces a new status bit in the device status: SUSPEND.
This SUSPEND bit can be used by the driver to suspend a device,
in order to stabilize the device states and
On 9/14/2023 7:30 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06, 2023 at 04:16:35PM +0800, Zhu Lingshan wrote:
This commit specifies the constraints of the virtqueue state,
and the actions should be taken by the device when SUSPEND
and DRIVER_OK is set
Signed-off-by: Zhu Lingshan
Signed-off
On 9/14/2023 7:09 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06, 2023 at 04:16:36PM +0800, Zhu Lingshan wrote:
When SUSPEND is set, the device should stabilize the device
states and virtqueue states, therefore the device should
ignore resetting vqs when SUSPEND is set in device status
On 9/14/2023 7:27 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06, 2023 at 04:16:37PM +0800, Zhu Lingshan wrote:
This patch adds two new le16 fields to common configuration structure
to support VIRTIO_F_QUEUE_STATE in PCI transport layer.
Signed-off-by: Zhu Lingshan
---
transport-pci.tex
On 9/14/2023 7:14 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06, 2023 at 04:16:32PM +0800, Zhu Lingshan wrote:
This series introduces
1)a new SUSPEND bit in the device status
Which is used to suspend the device, so that the device states
and virtqueue states are stabilized.
2)virtqueue state
On 9/14/2023 7:37 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06, 2023 at 04:16:32PM +0800, Zhu Lingshan wrote:
This series introduces
1)a new SUSPEND bit in the device status
Which is used to suspend the device, so that the device states
and virtqueue states are stabilized.
2)virtqueue state
On 9/15/2023 7:10 PM, Michael S. Tsirkin wrote:
On Fri, Sep 15, 2023 at 10:57:33AM +0800, Zhu, Lingshan wrote:
On 9/14/2023 7:34 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06, 2023 at 04:16:34PM +0800, Zhu Lingshan wrote:
This patch introduces a new status bit in the device status: SUSPEND
On 9/15/2023 7:16 PM, Michael S. Tsirkin wrote:
On Fri, Sep 15, 2023 at 10:59:29AM +0800, Zhu, Lingshan wrote:
On 9/14/2023 7:30 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06, 2023 at 04:16:35PM +0800, Zhu Lingshan wrote:
This commit specifies the constraints of the virtqueue state,
and
On 9/17/2023 1:32 PM, Parav Pandit wrote:
From: virtio-dev@lists.oasis-open.org On
Behalf Of Zhu, Lingshan
Sent: Friday, September 15, 2023 9:59 AM
On 9/14/2023 7:14 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06, 2023 at 04:16:32PM +0800, Zhu Lingshan wrote:
This series introduces
1)a new
On 9/18/2023 12:42 PM, Parav Pandit wrote:
From: virtio-comm...@lists.oasis-open.org On Behalf Of Zhu, Lingshan
Sent: Monday, September 18, 2023 8:27 AM
a new feature bit: VIRTIO_F_RING_SUSPEND_RESET. If this feature bit has been
negotiated then the device allow reset a vq after SUSPEND
On 9/18/2023 12:32 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Monday, September 18, 2023 8:40 AM
On 9/17/2023 1:32 PM, Parav Pandit wrote:
From: virtio-dev@lists.oasis-open.org
On Behalf Of Zhu, Lingshan
Sent: Friday, September 15, 2023 9:59 AM
On 9/14/2023 7:14 PM, Michael S
CC MST and Jason
On 9/18/2023 1:21 PM, Zhu, Lingshan wrote:
On 9/18/2023 12:32 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Monday, September 18, 2023 8:40 AM
On 9/17/2023 1:32 PM, Parav Pandit wrote:
From: virtio-dev@lists.oasis-open.org
On Behalf Of Zhu, Lingshan
Sent: Friday
On 9/18/2023 2:17 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Monday, September 18, 2023 10:45 AM
On 9/18/2023 12:42 PM, Parav Pandit wrote:
From: virtio-comm...@lists.oasis-open.org
On Behalf Of Zhu, Lingshan
Sent: Monday, September 18, 2023 8:27 AM
a new feature bit
On 9/18/2023 2:37 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Monday, September 18, 2023 10:55 AM
To: Parav Pandit ; virtio-dev@lists.oasis-open.org; Michael
S. Tsirkin ; Jason Wang
Subject: Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq
state
CC MST and Jason
On 9/18/2023 2:46 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Monday, September 18, 2023 12:09 PM
There is parent object.
There is VQ which you propose to do SUSPEND_RESET of the parent virtio
device which is already SUSPENDED.
that is why we plan to implement a new feature bit to
On 9/18/2023 10:56 AM, Zhu, Lingshan wrote:
On 9/15/2023 7:10 PM, Michael S. Tsirkin wrote:
On Fri, Sep 15, 2023 at 10:57:33AM +0800, Zhu, Lingshan wrote:
On 9/14/2023 7:34 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06, 2023 at 04:16:34PM +0800, Zhu Lingshan wrote:
This patch introduces
On 9/18/2023 2:54 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Monday, September 18, 2023 12:19 PM
so admin vq based LM solution can be a side channel attacking surface
It will be part of the DSM whenever it will be used in future.
Hence, it is not attack surface.
I am not sure
On 9/19/2023 3:32 PM, Parav Pandit wrote:
From: Jason Wang
Sent: Tuesday, September 19, 2023 9:58 AM
On Mon, Sep 18, 2023 at 2:55 PM Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Monday, September 18, 2023 12:19 PM
so admin vq based LM solution can be a side channel attacking
surface
On 9/19/2023 1:30 AM, Michael S. Tsirkin wrote:
On Mon, Sep 18, 2023 at 11:02:18AM +0800, Zhu, Lingshan wrote:
On 9/15/2023 7:16 PM, Michael S. Tsirkin wrote:
On Fri, Sep 15, 2023 at 10:59:29AM +0800, Zhu, Lingshan wrote:
On 9/14/2023 7:30 PM, Michael S. Tsirkin wrote:
On Wed, Sep 06
On 9/19/2023 2:41 AM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Monday, September 18, 2023 3:05 PM
On 9/18/2023 2:54 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Monday, September 18, 2023 12:19 PM
so admin vq based LM solution can be a side channel attacking surface
It will be
On 9/19/2023 3:53 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 19, 2023 1:16 PM
On 9/19/2023 3:32 PM, Parav Pandit wrote:
From: Jason Wang
Sent: Tuesday, September 19, 2023 9:58 AM
On Mon, Sep 18, 2023 at 2:55 PM Parav Pandit wrote:
From: Zhu, Lingshan
Sent
On 9/19/2023 4:31 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 19, 2023 1:34 PM
In your previous email you wrote,
1. "so lets focus on LM topic, other than confidential computing."
2. "again, TDISP is out of spec and TDISP devices are not migratable.
On 9/19/2023 5:06 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 19, 2023 1:32 PM
On 9/19/2023 2:41 AM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Monday, September 18, 2023 3:05 PM
On 9/18/2023 2:54 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Monday
s
in its configuration space.
The driver re-write DRIVER_OK to clear SUSPEND, so the device resumes
running.
This is originally to serve live migration, but I think it can also meet
your needs.
Thanks,
Zhu Lingshan
Signed-off-by: Jiqian Chen
---
transport-pci.tex | 7 +++
1 fil
On 9/19/2023 2:49 AM, Michael S. Tsirkin wrote:
On Mon, Sep 18, 2023 at 06:41:55PM +, Parav Pandit wrote:
Please refer to the code for setting FEATURES_OK.
It wont work when one needs to suspend the device.
There is no point of doing such work over registers as fundamental framework is
On 9/20/2023 2:08 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 20, 2023 11:36 AM
On 9/19/2023 2:49 AM, Michael S. Tsirkin wrote:
On Mon, Sep 18, 2023 at 06:41:55PM +, Parav Pandit wrote:
Please refer to the code for setting FEATURES_OK.
It wont work when one
On 9/20/2023 2:33 PM, Chen, Jiqian wrote:
Hi Lingshan,
On 2023/9/20 13:59, Zhu, Lingshan wrote:
On 9/19/2023 8:31 PM, Michael S. Tsirkin wrote:
On Tue, Sep 19, 2023 at 07:42:42PM +0800, Jiqian Chen wrote:
When guest vm does S3, Qemu will reset and clear some things of virtio
devices, but
On 9/20/2023 2:58 PM, Parav Pandit wrote:
From: Chen, Jiqian
Sent: Wednesday, September 20, 2023 12:03 PM
If driver write 0 to reset device, can the SUSPEND bit be cleared?
It must as reset operation, resets everything else and so the suspend too.
(pci_pm_resume->virtio_pci_restore->virtio
On 9/20/2023 3:10 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 20, 2023 12:37 PM
The problem to overcome in [1] is, resume operation needs to be synchronous
as it involves large part of context to resume back, and hence just
asynchronously setting DRIVER_OK is not
2023/9/20 15:06, Zhu, Lingshan wrote:
On 9/20/2023 2:58 PM, Parav Pandit wrote:
From: Chen, Jiqian
Sent: Wednesday, September 20, 2023 12:03 PM
If driver write 0 to reset device, can the SUSPEND bit be cleared?
It must as reset operation, resets everything else and so the suspend too.
(pci
On 9/20/2023 3:17 PM, Chen, Jiqian wrote:
Hi Lingshan,
On 2023/9/20 14:58, Zhu, Lingshan wrote:
On 9/20/2023 2:33 PM, Chen, Jiqian wrote:
Hi Lingshan,
On 2023/9/20 13:59, Zhu, Lingshan wrote:
On 9/19/2023 8:31 PM, Michael S. Tsirkin wrote:
On Tue, Sep 19, 2023 at 07:42:42PM +0800
On 9/20/2023 3:32 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 20, 2023 12:58 PM
On 9/20/2023 3:10 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 20, 2023 12:37 PM
The problem to overcome in [1] is, resume operation needs to be
On 9/20/2023 3:35 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 20, 2023 1:00 PM
On 9/20/2023 3:24 PM, Chen, Jiqian wrote:
Hi Lingshan,
It seems you reply to the wrong email thread. They are not related to my
patch.
These reply to Parva's comments.
@Parva, i
On 9/20/2023 3:51 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 20, 2023 1:17 PM
This is not live or device migration. This is restoring the device context
initiated by the driver owning the device.
restore the device context should be done by the hypervisor before
On Behalf Of *Zhu, Lingshan
*Sent:* Wednesday, September 20, 2023 12:01 PM
*To:* Parav Pandit ; Michael S. Tsirkin
*Cc:* virtio-dev@lists.oasis-open.org; Jason Wang
*Subject:* Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND
bit and vq state
On 9/20/2023 2:08 PM, Parav Pandit wrote:
.
Maybe we can close this.
Parav
*From:* Zhu, Lingshan
*Sent:* Wednesday, September 20, 2023 3:15 PM
*To:* Parav Pandit ; Michael S. Tsirkin
*Cc:* virtio-dev@lists.oasis-open.org; Jason Wang
*Subject:* Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND
bit and vq state
On 9/20/2023
On 9/20/2023 6:36 PM, Michael S. Tsirkin wrote:
On Wed, Sep 20, 2023 at 02:06:13PM +0800, Zhu, Lingshan wrote:
On 9/19/2023 2:49 AM, Michael S. Tsirkin wrote:
On Mon, Sep 18, 2023 at 06:41:55PM +, Parav Pandit wrote:
Please refer to the code for setting FEATURES_OK.
It wont work when
.
If you have comments in [1], please reply in [1].
Series [1] clearly describes the usage model at least for one widely
used OS = Linux.
[1]
https://lore.kernel.org/virtio-comment/20230909142911.524407-7-pa...@nvidia.com/T/#md9fcfa1ba997463de8c7fb8c6d1786b224b0bead
*From:* Zhu, Lingshan
*S
On 9/20/2023 6:55 PM, Parav Pandit wrote:
From: Michael S. Tsirkin
Sent: Wednesday, September 20, 2023 4:06 PM
I freely admit the finer points of this extended flamewar have been lost on me,
and I wager I'm not the only one. I thought you wanted to migrate the device
just by accessing the dev
On 9/20/2023 7:52 PM, Michael S. Tsirkin wrote:
On Wed, Sep 20, 2023 at 07:28:39PM +0800, Zhu, Lingshan wrote:
On 9/20/2023 6:55 PM, Parav Pandit wrote:
From: Michael S. Tsirkin
Sent: Wednesday, September 20, 2023 4:06 PM
I freely admit the finer points of this extended flamewar have been
On 9/20/2023 8:05 PM, Zhu, Lingshan wrote:
On 9/20/2023 7:52 PM, Michael S. Tsirkin wrote:
On Wed, Sep 20, 2023 at 07:28:39PM +0800, Zhu, Lingshan wrote:
On 9/20/2023 6:55 PM, Parav Pandit wrote:
From: Michael S. Tsirkin
Sent: Wednesday, September 20, 2023 4:06 PM
I freely admit the
On 9/20/2023 8:05 PM, Michael S. Tsirkin wrote:
On Wed, Sep 20, 2023 at 07:22:32PM +0800, Zhu, Lingshan wrote:
On 9/20/2023 6:36 PM, Michael S. Tsirkin wrote:
On Wed, Sep 20, 2023 at 02:06:13PM +0800, Zhu, Lingshan wrote:
On 9/19/2023 2:49 AM, Michael S. Tsirkin wrote:
On Mon, Sep 18
First, clearly Zhu Lingshan cares about the mediation use-case, not the
un-mediated one. Mediation is clearly heavier but also more powerful
in many use-cases - is that obvious or do I need to list the reasons?
To mention one example, it supports cross-vendor migration. Which the unmediated
varia
On 9/20/2023 9:41 PM, Parav Pandit wrote:
From: Michael S. Tsirkin
Sent: Wednesday, September 20, 2023 6:12 PM
And Parav same goes for you - can you summarize Zhu Lingshan's position?
Below is my summary about Zhu Lingshan's position:
One line summary of his position in my view:
0. Use inb
On 9/21/2023 5:26 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Thursday, September 21, 2023 2:49 PM
TDISP devices can not be migrated for now, and the TDISP spec make clear
examples of attacking models, your admin vq LM on the PF exactly match the
model.
I gave hint yesterday to you
On 9/21/2023 7:28 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Thursday, September 21, 2023 3:25 PM
On 9/21/2023 5:26 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Thursday, September 21, 2023 2:49 PM TDISP devices can not be
migrated for now, and the TDISP spec make clear
On 9/22/2023 11:08 AM, Jason Wang wrote:
On Thu, Sep 21, 2023 at 12:19 PM Parav Pandit wrote:
From: Jason Wang
Sent: Thursday, September 21, 2023 9:39 AM
On Thu, Sep 21, 2023 at 12:01 PM Parav Pandit wrote:
From: Jason Wang
Sent: Thursday, September 21, 2023 8:48 AM
As replied in a
On 9/26/2023 11:40 AM, Parav Pandit wrote:
From: Jason Wang
Sent: Tuesday, September 26, 2023 8:16 AM
On Mon, Sep 25, 2023 at 6:41 PM Parav Pandit wrote:
From: Jason Wang
Sent: Friday, September 22, 2023 8:38 AM
Device context has no overlap.
I can give you one example, e.g debuggi
On 9/26/2023 2:03 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Tuesday, September 26, 2023 11:07 AM
1. cover letter is missing the problem statement and use case
I only reply to this section of comments, this does not mean I agree with you on
your other statements, Instead I agree
On 9/26/2023 6:48 PM, Michael S. Tsirkin wrote:
On Tue, Sep 26, 2023 at 05:25:42PM +0800, Zhu, Lingshan wrote:
We don't want to repeat the discussions, it looks like endless circle with
no direction.
OK let me try to direct this discussion.
You guys were speaking past each other, no d
On 9/27/2023 11:40 PM, Michael S. Tsirkin wrote:
On Wed, Sep 27, 2023 at 04:20:01PM +0800, Zhu, Lingshan wrote:
On 9/26/2023 6:48 PM, Michael S. Tsirkin wrote:
On Tue, Sep 26, 2023 at 05:25:42PM +0800, Zhu, Lingshan wrote:
We don't want to repeat the discussions, it looks like en
On 9/27/2023 6:39 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 27, 2023 1:50 PM
I see his proposal can:
1) meet some customers requirements without nested and bare-metal
2) align with Nvidia production
Slightly inaccurate.
The work produced is for the virtio spec
On 10/11/2023 6:20 PM, Michael S. Tsirkin wrote:
On Mon, Oct 09, 2023 at 06:01:42PM +0800, Zhu, Lingshan wrote:
On 9/27/2023 11:40 PM, Michael S. Tsirkin wrote:
On Wed, Sep 27, 2023 at 04:20:01PM +0800, Zhu, Lingshan wrote:
On 9/26/2023 6:48 PM, Michael S. Tsirkin wrote:
On Tue, Sep 26
On 10/12/2023 5:59 PM, Michael S. Tsirkin wrote:
On Wed, Oct 11, 2023 at 06:38:32PM +0800, Zhu, Lingshan wrote:
On 10/11/2023 6:20 PM, Michael S. Tsirkin wrote:
On Mon, Oct 09, 2023 at 06:01:42PM +0800, Zhu, Lingshan wrote:
On 9/27/2023 11:40 PM, Michael S. Tsirkin wrote:
On Wed, Sep 27
On 10/11/2023 7:52 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, October 11, 2023 4:09 PM
I am sure I have not ignored any questions.
What about below one?
https://lore.kernel.org/virtio-dev/20230921011221-mutt-send-email-...@kernel.org/
This is to discuss a attacking model
On 10/12/2023 7:12 PM, Michael S. Tsirkin wrote:
On Thu, Oct 12, 2023 at 06:49:51PM +0800, Zhu, Lingshan wrote:
On 10/12/2023 5:59 PM, Michael S. Tsirkin wrote:
On Wed, Oct 11, 2023 at 06:38:32PM +0800, Zhu, Lingshan wrote:
On 10/11/2023 6:20 PM, Michael S. Tsirkin wrote:
On Mon, Oct 09
On 10/12/2023 10:38 PM, Michael S. Tsirkin wrote:
On Thu, Oct 12, 2023 at 06:49:51PM +0800, Zhu, Lingshan wrote:
For PCI based configuration, like MSI, we need to fetch from config space
anyway.
For others like dirty page, we can store the bitmap in host memory, and use
PASID for isolation
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