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Subject: Re: [PATCH v4 0/8] Rename queue index to queue number


On Wed, Mar 22, 2023 at 11:52:35PM +0200, Parav Pandit wrote:
> 1. Currently, virtqueue is identified between driver and device
> interchangeably using either number of index terminology.
> 
> 2. Between PCI and MMIO transport the queue size (depth) is
> defined as queue_size and QueueNum respectively.
> 
> To avoid confusion and to have consistency, unify them to use as Number.


Looks good, some comments on 8/8.

> Solution:
> a. Use virtqueue number description, and rename MMIO register as QueueSize.
> b. Replace virtqueue index to virtqueue number
> c. RSS area of virtio net has inherited some logic, describe it
> using abstract rq_handle.
> 
> Patch summary:
> patch-1 introduce vq number as generic term
> patch-2 renames index to number for pci transport
> patch-3 renames mmio register from Num to Size
> patch-4 renames index to number for mmio transport
> patch-5 renames num field to size for ccw transport
> patch-6 renames index field to queue_select for ccw transport
> patch-7 for virtio-net removes duplicate example from requirements
> patch-8 for virtio-net updates rss description to use vq number
> 
> This series only improves the documentation, it does not change any
> transport or device functionality.
> 
> Please review.
> This series fixes the issue [1].
> 
> [1] https://github.com/oasis-tcs/virtio-spec/issues/163
> 
> ---
> changelog:
> v3->v4:
> - moved note to comment for ccw
> - renamed rq_handle to rss_rq_id
> - moved rss_rq_id next to rss_config structure
> - define rss_config structure using rss_rq_id
> v2->v3:
> - addressed comments from Michael
> - added previous definitions for ccw fields
> - moved rq_handle definition before using it
> - added first patch to describe vq number
> - updated pci for available buffer notification section
> v1->v2:
> - added patches for virtio net for rss area
> - added patches for covering ccw transport
> - added missing entries to refer in mmio transport
> 
> Parav Pandit (8):
>   content: Add vq number text
>   transport-pci: Refer to the vq by its number
>   transport-mmio: Rename QueueNum register
>   transport-mmio: Refer to the vq by its number
>   transport-ccw: Rename queue depth/size to other transports
>   transport-ccw: Refer to the vq by its number
>   virtio-net: Avoid duplicate receive queue example
>   virtio-net: Describe RSS using receive queue handle
> 
>  content.tex                      |  3 ++
>  device-types/net/description.tex | 29 ++++++++++++-----
>  transport-ccw.tex                | 27 ++++++++-------
>  transport-mmio.tex               | 56 +++++++++++++++++++-------------
>  transport-pci.tex                | 14 ++++----
>  5 files changed, 81 insertions(+), 48 deletions(-)
> 
> -- 
> 2.26.2



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