Discussion of the implementations of VIRTIO specification
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From: "Michael S. Tsirkin" <mst@redhat.com>
To: Parav Pandit <parav@nvidia.com>
Cc: virtio-dev@lists.oasis-open.org, cohuck@redhat.com,
	virtio-comment@lists.oasis-open.org
Subject: Re: [PATCH v2 00/20] Split device spec to its individual files
Date: Mon, 9 Jan 2023 12:25:16 -0500	[thread overview]
Message-ID: <20230109121857-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20230109162849.463101-1-parav@nvidia.com>

On Mon, Jan 09, 2023 at 06:28:29PM +0200, Parav Pandit wrote:
> Relatively several of the recent device specifications are maintained
> in their own specification file. Such separate files enables better
> maintenance of the specification overall.
> However, several of the initial virtio device specifications
> are located in single file.
> 
> Hence, split them into their individual files.
> 
> Additionally, each device's driver and device conformance is
> present in one giant conformance file all together.
> 
> As Michael suggest's move this device and driver conformance
> section adjacent to device specification in each device specific
> directory. This further makes device specification self-contained.
> 
> Added patch to fix spelling errors in network device
> specification which was inherited from its previous file
> location.
> 
> Patches do not change any part of the specification outcome
> except fixing the spelling errors.
> It only changes how the specification is maintained.
> 
> patch summary:
> -------------
> patch 1 to 7 creates new files for moving devices spec out of
> content and conformance files.
> patch 8 to 20 move existing dedicated file spec to new directory
> and creates per device,driver conformance file for each device.
> 
> changelog:
> ----------
> v1->v2:
> - removed extra blank lines in network and block device files
> - added missing device conformance link for rpmb, sound, i2c and
>   gpio devices
> v0->v1:
> - move device spec to their own directory
> - added split files for conformance and placed them adjacent to
>   device spec
> - added patch to fix spelling errors in network device
> 
> Parav Pandit (20):
>   virtio-network: Maintain network device spec in separate directory
>   virtio-network: Fix spelling errors
>   virtio-block: Maintain block device spec in separate directory
>   virtio-console: Maintain console device spec in separate directory
>   virtio-entropy: Maintain entropy device spec in separate directory
>   virtio-mem-balloon: Maintain mem balloon device spec in separate
>     directory
>   virtio-scsi: Maintain scsi host device spec in separate directory
>   virtio-gpu: Maintain gpu device spec in separate directory
>   virtio-input: Maintain input device spec in separate directory
>   virtio-crypto: Maintain crypto device spec in separate directory
>   virtio-vsock: Maintain socket device spec in separate directory
>   virtio-fs: Maintain file system device spec in separate directory
>   virtio-rpmb: Maintain rpmb device spec in separate directory
>   virtio-iommu: Maintain iommu device spec in separate directory
>   virtio-sound: Maintain sound device spec in separate directory
>   virtio-mem: Maintain memory device spec in separate directory
>   virtio-i2c: Maintain i2c device spec in separate directory
>   virtio-scmi: Maintain scmi device spec in separate directory
>   virtio-gpio: Maintain gpio device spec in separate directory
>   virtio-pmem: Maintain pmem device spec in separate directory
> 
>  conformance.tex                               |  456 +-
>  content.tex                                   | 4561 +----------------
>  .../virtio-block/device-conformance.tex       |    8 +
>  device-types/virtio-block/device.tex          | 1313 +++++
>  .../virtio-block/driver-conformance.tex       |    8 +
>  .../virtio-console/device-conformance.tex     |    8 +
>  device-types/virtio-console/device.tex        |  231 +
>  .../virtio-console/driver-conformance.tex     |    8 +
>  .../virtio-crypto/device-conformance.tex      |   13 +
>  .../virtio-crypto/device.tex                  |    0
>  .../virtio-crypto/driver-conformance.tex      |   14 +
>  .../virtio-entropy/device-conformance.tex     |    7 +
>  device-types/virtio-entropy/device.tex        |   42 +
>  .../virtio-entropy/driver-conformance.tex     |    7 +
>  device-types/virtio-fs/device-conformance.tex |    9 +
>  .../virtio-fs/device.tex                      |    0
>  device-types/virtio-fs/driver-conformance.tex |   10 +
>  .../virtio-gpio/device-conformance.tex        |    9 +
>  .../virtio-gpio/device.tex                    |    0
>  .../virtio-gpio/driver-conformance.tex        |    9 +
>  .../virtio-gpu/device-conformance.tex         |    8 +
>  .../virtio-gpu/device.tex                     |    0
>  .../virtio-i2c/device-conformance.tex         |    7 +
>  .../virtio-i2c/device.tex                     |    0
>  .../virtio-i2c/driver-conformance.tex         |    7 +
>  .../virtio-input/device-conformance.tex       |    8 +
>  .../virtio-input/device.tex                   |    0
>  .../virtio-input/driver-conformance.tex       |    8 +
>  .../virtio-iommu/device-conformance.tex       |   16 +
>  .../virtio-iommu/device.tex                   |    0
>  .../virtio-iommu/driver-conformance.tex       |   17 +
>  .../virtio-mem-balloon/device-conformance.tex |   12 +
>  device-types/virtio-mem-balloon/device.tex    |  634 +++
>  .../virtio-mem-balloon/driver-conformance.tex |   12 +
>  .../virtio-mem/device-conformance.tex         |   13 +
>  .../virtio-mem/device.tex                     |    0
>  .../virtio-mem/driver-conformance.tex         |   13 +
>  .../virtio-network/device-conformance.tex     |   16 +
>  device-types/virtio-network/device.tex        | 1594 ++++++
>  .../virtio-network/driver-conformance.tex     |   17 +
>  .../virtio-pmem/device-conformance.tex        |    9 +
>  .../virtio-pmem/device.tex                    |    0
>  .../virtio-pmem/driver-conformance.tex        |    7 +
>  .../virtio-rpmb/device-conformance.tex        |   13 +
>  .../virtio-rpmb/device.tex                    |    0
>  .../virtio-rpmb/driver-conformance.tex        |    7 +
>  .../virtio-scmi/device-conformance.tex        |   10 +
>  .../virtio-scmi/device.tex                    |    0
>  .../virtio-scmi/driver-conformance.tex        |    8 +
>  .../virtio-scsi/device-conformance.tex        |   10 +
>  device-types/virtio-scsi/device.tex           |  709 +++
>  .../virtio-scsi/driver-conformance.tex        |    9 +
>  .../virtio-sound/device-conformance.tex       |   16 +
>  .../virtio-sound/device.tex                   |    0
>  .../virtio-sound/driver-conformance.tex       |   13 +
>  .../virtio-vsock/device-conformance.tex       |    9 +
>  .../virtio-vsock/device.tex                   |    0
>  .../virtio-vsock/driver-conformance.tex       |   10 +
>  virtio.tex                                    |    1 +
>  59 files changed, 4965 insertions(+), 4961 deletions(-)

Does makediff still work? Documentation says latexpand does not
support import. without latexdiff generating redlined versions would
be very difficult.


I am also worried about consistency since we
already use \\input.
If using \\input means putting everything in a single directory,
that's a small price to pay:

virtio-sound.tex + virtio-sound-conformance.tex

is not fundamentally worse than device-types/virtio-sound/device.tex
and device-types/virtio-sound/device-conformance.tex

and it avoids the duplicated "device" in the name.

Previously it looked like a cosmetic issue, but now it looks
like it's important.


>  create mode 100644 device-types/virtio-block/device-conformance.tex
>  create mode 100644 device-types/virtio-block/device.tex
>  create mode 100644 device-types/virtio-block/driver-conformance.tex
>  create mode 100644 device-types/virtio-console/device-conformance.tex
>  create mode 100644 device-types/virtio-console/device.tex
>  create mode 100644 device-types/virtio-console/driver-conformance.tex
>  create mode 100644 device-types/virtio-crypto/device-conformance.tex
>  rename virtio-crypto.tex => device-types/virtio-crypto/device.tex (100%)
>  create mode 100644 device-types/virtio-crypto/driver-conformance.tex
>  create mode 100644 device-types/virtio-entropy/device-conformance.tex
>  create mode 100644 device-types/virtio-entropy/device.tex
>  create mode 100644 device-types/virtio-entropy/driver-conformance.tex
>  create mode 100644 device-types/virtio-fs/device-conformance.tex
>  rename virtio-fs.tex => device-types/virtio-fs/device.tex (100%)
>  create mode 100644 device-types/virtio-fs/driver-conformance.tex
>  create mode 100644 device-types/virtio-gpio/device-conformance.tex
>  rename virtio-gpio.tex => device-types/virtio-gpio/device.tex (100%)
>  create mode 100644 device-types/virtio-gpio/driver-conformance.tex
>  create mode 100644 device-types/virtio-gpu/device-conformance.tex
>  rename virtio-gpu.tex => device-types/virtio-gpu/device.tex (100%)
>  create mode 100644 device-types/virtio-i2c/device-conformance.tex
>  rename virtio-i2c.tex => device-types/virtio-i2c/device.tex (100%)
>  create mode 100644 device-types/virtio-i2c/driver-conformance.tex
>  create mode 100644 device-types/virtio-input/device-conformance.tex
>  rename virtio-input.tex => device-types/virtio-input/device.tex (100%)
>  create mode 100644 device-types/virtio-input/driver-conformance.tex
>  create mode 100644 device-types/virtio-iommu/device-conformance.tex
>  rename virtio-iommu.tex => device-types/virtio-iommu/device.tex (100%)
>  create mode 100644 device-types/virtio-iommu/driver-conformance.tex
>  create mode 100644 device-types/virtio-mem-balloon/device-conformance.tex
>  create mode 100644 device-types/virtio-mem-balloon/device.tex
>  create mode 100644 device-types/virtio-mem-balloon/driver-conformance.tex
>  create mode 100644 device-types/virtio-mem/device-conformance.tex
>  rename virtio-mem.tex => device-types/virtio-mem/device.tex (100%)
>  create mode 100644 device-types/virtio-mem/driver-conformance.tex
>  create mode 100644 device-types/virtio-network/device-conformance.tex
>  create mode 100644 device-types/virtio-network/device.tex
>  create mode 100644 device-types/virtio-network/driver-conformance.tex
>  create mode 100644 device-types/virtio-pmem/device-conformance.tex
>  rename virtio-pmem.tex => device-types/virtio-pmem/device.tex (100%)
>  create mode 100644 device-types/virtio-pmem/driver-conformance.tex
>  create mode 100644 device-types/virtio-rpmb/device-conformance.tex
>  rename virtio-rpmb.tex => device-types/virtio-rpmb/device.tex (100%)
>  create mode 100644 device-types/virtio-rpmb/driver-conformance.tex
>  create mode 100644 device-types/virtio-scmi/device-conformance.tex
>  rename virtio-scmi.tex => device-types/virtio-scmi/device.tex (100%)
>  create mode 100644 device-types/virtio-scmi/driver-conformance.tex
>  create mode 100644 device-types/virtio-scsi/device-conformance.tex
>  create mode 100644 device-types/virtio-scsi/device.tex
>  create mode 100644 device-types/virtio-scsi/driver-conformance.tex
>  create mode 100644 device-types/virtio-sound/device-conformance.tex
>  rename virtio-sound.tex => device-types/virtio-sound/device.tex (100%)
>  create mode 100644 device-types/virtio-sound/driver-conformance.tex
>  create mode 100644 device-types/virtio-vsock/device-conformance.tex
>  rename virtio-vsock.tex => device-types/virtio-vsock/device.tex (100%)
>  create mode 100644 device-types/virtio-vsock/driver-conformance.tex
> 
> -- 
> 2.26.2


  parent reply	other threads:[~2023-01-09 17:25 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-09 16:28 [PATCH v2 00/20] Split device spec to its individual files Parav Pandit
2023-01-09 16:28 ` [PATCH v2 01/20] virtio-network: Maintain network device spec in separate directory Parav Pandit
2023-01-09 16:28 ` [PATCH v2 02/20] virtio-network: Fix spelling errors Parav Pandit
2023-01-09 16:28 ` [PATCH v2 03/20] virtio-block: Maintain block device spec in separate directory Parav Pandit
2023-01-09 16:28 ` [PATCH v2 04/20] virtio-console: Maintain console " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 05/20] virtio-entropy: Maintain entropy " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 06/20] virtio-mem-balloon: Maintain mem balloon " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 07/20] virtio-scsi: Maintain scsi host " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 08/20] virtio-gpu: Maintain gpu " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 09/20] virtio-input: Maintain input " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 10/20] virtio-crypto: Maintain crypto " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 11/20] virtio-vsock: Maintain socket " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 12/20] virtio-fs: Maintain file system " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 13/20] virtio-rpmb: Maintain rpmb " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 14/20] virtio-iommu: Maintain iommu " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 15/20] virtio-sound: Maintain sound " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 16/20] virtio-mem: Maintain memory " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 17/20] virtio-i2c: Maintain i2c " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 18/20] virtio-scmi: Maintain scmi " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 19/20] virtio-gpio: Maintain gpio " Parav Pandit
2023-01-09 16:28 ` [PATCH v2 20/20] virtio-pmem: Maintain pmem " Parav Pandit
2023-01-09 17:25 ` Michael S. Tsirkin [this message]
2023-01-10 11:20   ` [virtio-dev] Re: [PATCH v2 00/20] Split device spec to its individual files Cornelia Huck
2023-01-10 15:05     ` Parav Pandit
2023-01-10 15:21       ` [virtio-comment] " Cornelia Huck
2023-01-10 15:26         ` Parav Pandit
2023-01-10 15:33           ` Cornelia Huck
2023-01-10 15:36             ` Parav Pandit
2023-01-10 17:47               ` Michael S. Tsirkin
2023-01-10 15:46     ` [virtio-comment] " Halil Pasic

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