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Resolve Issue #3: add packed ring layout support

Should the TC accept changes listed in the description to resolve issue 3, for inclusion in specification version(s) "virtio-v1.1-cs01", and future versions of the specification?

Please vote Yes if you agree with all of the following.
If you disagree, please vote No.
If you don't have an opinion, please vote Abstain.

I move that:
The TC agrees to resolve the following specification issue:
Issue #3: add packed ring layout support
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This is a proposal to implement an alternative ring layout.
The idea is to have a r/w descriptor in a ring structure, replacing the used
and available ring, index and descriptor buffer.

This is more efficient and easier for devices to implement than the 1.0 layout.

Additionally, a new feature flag is proposed that makes devices promise to process descriptors
in-order. With this feature drivers can also be made simpler and more efficient.

Discussion and performance analysis of this is in Michael Tsirkin's kvm forum 2016 and 2017 presentations.

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The TC accepts the following proposed changes to the specification:
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Proposal: https://lists.oasis-open.org/archives/virtio/201803/msg00041.html

Note: should this proposal be accepted and approved, one or more
claims disclosed to the TC admin and listed on the Virtio TC
IPR page https://github.com/oasis-tcs/virtio-admin/blob/master/IPR.md
might become Essential Claims.
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The TC agrees to include the above change(s) in specification version(s) "virtio-v1.1-cs01", and future versions of the
specification.

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Reminder: A Voting Member must be active in a TC to maintain voting rights. As
the Virtio TC has adopted a standing rule to conduct business only by
electronic ballot, without Meetings, a Voting Member who fails to cast a ballot
in two consecutive Work Product Ballots loses his or her voting rights at the
close of the second ballot missed.

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 [ ]  Yes
 [ ]  No
 [ ]  Abstain
Opening:   Friday, 9 March 2018 @ 04:30 pm EST
Closing:   Friday, 16 March 2018 @ 04:30 pm EDT
Group:   OASIS Virtual I/O Device (VIRTIO) TC
Ballot has closed.

Referenced Items
Name Type Date Action
Document
2018-03-16

Voting Details

Voting Summary

Options with highest number of votes are bold

Option # Votes % of Total
Yes 6 100%
No 0 0%
Abstain 0
Eligible members who have voted: 6 of 6 100%
Eligible members who have abstained: 0 of 6 0%
Eligible members who have not voted: 0 of 6 0%

Voting Details

Voter Company VoteReference Document and/or Comment
Halil Pasic
IBM
Yes
Mihai Carabas
Oracle
Yes
 
Michael S. Tsirkin
Red Hat
Yes
 
Cornelia Huck
Red Hat
Yes
 
Stefan Hajnoczi
Red Hat
Yes
Jan Kiszka
Siemens AG
Yes