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Subject: [OASIS Issue Tracker] (VIRTIO-31) allow guest to make queue size smaller for virtio over pci


     [ https://issues.oasis-open.org/browse/VIRTIO-31?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Michael S. Tsirkin updated VIRTIO-31:
-------------------------------------
    Resolution: already included in 1.0

> allow guest to make queue size smaller for virtio over pci
> ----------------------------------------------------------
>
>                 Key: VIRTIO-31
>                 URL: https://issues.oasis-open.org/browse/VIRTIO-31
>             Project: OASIS Virtual I/O Device (VIRTIO) TC
>          Issue Type: Improvement
>            Reporter: Michael S. Tsirkin
>            Assignee: Michael S. Tsirkin
>            Priority: Major
>             Fix For: virtio 1.0 csprd01
>
>
> some environments (notably in BIOS environment)
> never use the maximum ring size.
> This makes communication less efficient but can save on memory
> especially if the maximum size is large (e.g. >256 elements).



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