Re: [PATCH rdma-next 00/12] Move IB representors to single IB device multiple ports

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On Thu, Mar 28, 2019 at 03:27:30PM +0200, Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro@xxxxxxxxxxxx>
> 
> >From Mark,
> 
> Hi,
> 
> This series starts from two refactoring patches performed in mlx5_core
> and they are part of a larger series intended to expose the ability
> to insert FDB steering rules by the RDMA side.
> 
> They are followed by patches which move IB representors to single IB
> device. Currently when moving to switchdev mode an IB device is created
> per virtual function (and one for the uplink). While initially this was
> right approach, the limitation of this model requires us to change it.
> 
> Such limitations includes:
>  - Inability to share resources between IB devices.
>  - Lack of DEVX to allow more control and device specific functionality.
>  - Interacting with the E-Switch.
>  - Doesn't work well with namespaces.
> 
> In this series we move to a single IB device with multiple ports where
> each port represents a different virtual function (port 1 is for the
> uplink). All the limitations listed above are now resolved and the
> software model exposed to users is more cohesive.
> 
> Thanks
> 
> Mark Bloch (12):
>   net/mlx5: E-Switch, don't use hardcoded values for FDB prios
>   net/mlx5: E-Switch, add a new prio to be used by the RDMA side
>   RDMA/mlx5: Move netdev info into the port struct
>   RDMA/mlx5: Free IB device on remove
>   RDMA/mlx5: Move ports allocation to outside of INIT stage
>   RDMA/mlx5: Use correct size for device resources
>   RDMA/mlx5: Move rep into port struct
>   RDMA/mlx5: Move default representors SQ steering to rule to modify QP
>   RDMA/mlx5: Refactor netdev affinity code
>   RDMA/mlx5: Move SMI caps logic
>   RDMA/mlx5: Move to single device multiport ports in switchdev mode
>   RDMA/mlx5: Remove VF representor profile

This looks Ok, can you update the shared branch please

Jason



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