Re: [virtio-comment] [RFC PATCH 0/5] virtio: introduce SUSPEND bit and vq state

[Stefan Hajnoczi <stefanha@redhat.com>]

On Tue, Aug 15, 2023 at 03:28:59AM +0800, Zhu Lingshan wrote:
> This seires 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 stablized.

Hanna, you might be interested in this because it has overlap with your
vhost-user device state migration work.

Stefan

> 
> 2)virtqueue state and accessors, to get and set last_avail_idx
> and last_used_idx of virtqueues.
> 
> The main usecase of these new facilities is Live Migration.
> 
> Furture work: dirty page tracking and in-flight descriptors.
> 
> This is RFC, this series carries on Jason and Eugenio's pervious work.
> 
> Any comments are welcome.
> 
> Zhu Lingshan (5):
>   virtio: introduce SUSPEND bit in device status
>   virtio: introduce vq state as basic facility
>   virtio: The actions by the device upon SUSPEND
>   virtqueue: constraints for virtqueue state
>   virtio-pci: implement VIRTIO_F_QUEUE_STATE
> 
>  content.tex       | 120 ++++++++++++++++++++++++++++++++++++++++++++++
>  transport-pci.tex |  15 ++++++
>  2 files changed, 135 insertions(+)
> 
> -- 
> 2.35.3
> 
> 
> This publicly archived list offers a means to provide input to the
> OASIS Virtual I/O Device (VIRTIO) TC.
> 
> In order to verify user consent to the Feedback License terms and
> to minimize spam in the list archive, subscription is required
> before posting.
> 
> Subscribe: virtio-comment-subscribe@lists.oasis-open.org
> Unsubscribe: virtio-comment-unsubscribe@lists.oasis-open.org
> List help: virtio-comment-help@lists.oasis-open.org
> List archive: https://lists.oasis-open.org/archives/virtio-comment/
> Feedback License: https://www.oasis-open.org/who/ipr/feedback_license.pdf
> List Guidelines: https://www.oasis-open.org/policies-guidelines/mailing-lists
> Committee: https://www.oasis-open.org/committees/virtio/
> Join OASIS: https://www.oasis-open.org/join/
>

Attachment: signature.asc
Description: PGP signature