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Resolve VIRTIO-132: ccw: handling of more than 64 virtqueues

Should the TC accept changes listed in the description to resolve issue VIRTIO-132, for inclusion in specification version(s) "virtio 1.1 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:
VIRTIO-132: ccw: handling of more than 64 virtqueues
For virtio-ccw devices using classic queue indicators, we cannot handle devices with more than 64 queues as the indicator value is a 64 bit integer and we would not be able to notify for the higher number virtqueues. The driver needs to use two-stage indicators if a device has more than 64 virtqueues.

The TC accepts the following proposed changes to the specification:
Make setting up classic queue indicators fail if the device has been configured for more than 64 virtqueues.

Proposed patch: https://www.oasis-open.org/apps/org/workgroup/virtio/email/archives/201702/msg00005.html

The TC agrees to include the above change(s) in specification version(s) "virtio 1.1 cs01", and future versions of the


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 [ ]  Yes
 [ ]  No
 [ ]  Abstain
Opening:   Monday, 13 March 2017 @ 11:45 am EDT
Closing:   Monday, 20 March 2017 @ 11:45 am EDT
Group:   OASIS Virtual I/O Device (VIRTIO) TC
Ballot has closed.

Referenced Items
Name Type Date Action

Voting Details

Voting Summary

Options with highest number of votes are bold

Option # Votes % of Total
Yes 3 100%
No 0 0%
Abstain 2
Eligible members who have voted: 3 of 7 43%
Eligible members who have abstained: 2 of 7 29%
Eligible members who have not voted: 2 of 7 29%

Voting Details

Voter Company VoteReference Document and/or Comment
Cornelia Huck
Daniel Kiper
Den Lunev
Parallels IP Holdings GmbH
Amit Shah
Red Hat
Stefan Hajnoczi
Red Hat
Michael S. Tsirkin
Red Hat
Jan Kiszka
Siemens AG