linux-kernel - Re: [PATCH rdma-next v3 0/5] Set flow_label and RoCEv2 UDP source port for datagram QP

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Message-ID: <20200506202327.GA1996@ziepe.ca>
Date:   Wed, 6 May 2020 17:23:27 -0300
From:   Jason Gunthorpe <jgg@...pe.ca>
To:     Leon Romanovsky <leon@...nel.org>
Cc:     Doug Ledford <dledford@...hat.com>,
        Leon Romanovsky <leonro@...lanox.com>,
        linux-kernel@...r.kernel.org, linux-rdma@...r.kernel.org,
        Maor Gottlieb <maorg@...lanox.com>,
        Mark Zhang <markz@...lanox.com>
Subject: Re: [PATCH rdma-next v3 0/5] Set flow_label and RoCEv2 UDP source
 port for datagram QP

On Mon, May 04, 2020 at 08:19:30AM +0300, Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro@...lanox.com>
> 
> Changelog:
>  v3: Rebased on latest rdma-nex, which includes HCA set capability patch
>  and LAG code and this is why new patch from Maor was added.
>  v2: https://lore.kernel.org/linux-rdma/20200413133703.932731-1-leon@kernel.org
>  Dropped patch "RDMA/cm: Set flow label of recv_wc based on primary
>  flow label", because it violates IBTA 13.5.4.3/13.5.4.4 sections.
>  v1: https://lore.kernel.org/lkml/20200322093031.918447-1-leon@kernel.org
>  Added extra patch to reduce amount of kzalloc/kfree calls in
>  the HCA set capability flow.
>  v0: https://lore.kernel.org/linux-rdma/20200318095300.45574-1-leon@kernel.org
> --------------------------------
> 
> >From Mark:
> 
> This series provide flow label and UDP source port definition in RoCE v2.
> Those fields are used to create entropy for network routes (ECMP), load
> balancers and 802.3ad link aggregation switching that are not aware of
> RoCE headers.
> 
> Thanks.
> 
> Maor Gottlieb (1):
>   RDMA/core: Consider flow label when building skb
> 
> Mark Zhang (4):
>   RDMA/core: Add hash functions to calculate RoCEv2 flowlabel and UDP
>     source port
>   RDMA/mlx5: Define RoCEv2 udp source port when set path
>   RDMA/cma: Initialize the flow label of CM's route path record
>   RDMA/mlx5: Set UDP source port based on the grh.flow_label

Applied to for-next

Thanks,
Jason