On 6/18/20 8:59 PM, Matan Azrad wrote:
> The vDPA device offloads all the datapath of the vhost device to the HW
> device.
>
> In order to expose to the user traffic information this series introduces new
> APIs to get traffic statistics and to reset them per virtio queue.
>
> Since there is no any formal statistics suggested by the virtio specs, this
> API doesn't define them and let the drivers to decide what are the good
> statistics to report.
>
> The statistics are taken directly from the vDPA driver managing the HW device.
>
> Added also support for it in vdpa/mlx5 driver and in vdpa example application.
>
>
> V2:
> Move to per driver statistics according to the discussion between me, Maxime
> and Shahaf on V1.
>
> v3:
> Send again for release 20.08.
>
> v4:
> small fixes and rebase.
>
> Matan Azrad (4):
> vhost: inroduce operation to get vDPA queue stats
> common/mlx5: support DevX virtq stats operations
> vdpa/mlx5: support virtio queue statistics get
> examples/vdpa: add statistics show command
>
> doc/guides/rel_notes/release_20_08.rst | 13 +++
> doc/guides/sample_app_ug/vdpa.rst | 3 +-
> doc/guides/vdpadevs/features/default.ini | 1 +
> doc/guides/vdpadevs/features/mlx5.ini | 1 +
> doc/guides/vdpadevs/features_overview.rst | 3 +
> drivers/common/mlx5/mlx5_devx_cmds.c | 73 +++++++++++++++
> drivers/common/mlx5/mlx5_devx_cmds.h | 38 ++++++++
> drivers/common/mlx5/mlx5_prm.h | 26 +++++-
> drivers/common/mlx5/rte_common_mlx5_version.map | 2 +
> drivers/vdpa/mlx5/mlx5_vdpa.c | 85 +++++++++++++++++
> drivers/vdpa/mlx5/mlx5_vdpa.h | 45 +++++++++
> drivers/vdpa/mlx5/mlx5_vdpa_virtq.c | 94 +++++++++++++++++++
> examples/vdpa/main.c | 119
> ++++++++++++++++++++++++
> lib/librte_vhost/rte_vdpa.h | 115 ++++++++++++++++++++++-
> lib/librte_vhost/rte_vhost_version.map | 3 +
> lib/librte_vhost/vdpa.c | 47 ++++++++++
> 16 files changed, 665 insertions(+), 3 deletions(-)
>
Applied to dpdk-next-virtio/master
Thanks,
Maxime
