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Date:   Thu, 6 Dec 2018 20:27:06 -0700
From:   Jason Gunthorpe <>
To:     Leon Romanovsky <>
Cc:     Doug Ledford <>,
        Leon Romanovsky <>,
        RDMA mailing list <>,
        Danit Goldberg <>,
        Majd Dibbiny <>,
        Saeed Mahameed <>,
        linux-netdev <>
Subject: Re: [PATCH rdma-next 0/3]  Packet based credit mode

On Fri, Nov 30, 2018 at 01:22:03PM +0200, Leon Romanovsky wrote:
> From: Leon Romanovsky <>
> >From Danit,
> Packet based credit mode is an alternative end-to-end credit mode for QPs
> set during their creation. Credits are transported from the responder
> to the requester to optimize the use of its receive resources.
> In packet-based credit mode, credits are issued on a per packet basis.
> The advantage of this feature comes while sending large RDMA messages
> through switches that are short in memory.
> The first commit exposes QP creation flag and the HCA capability. The
> second commit adds support for a new DV QP creation flag. The last
> commit report packet based credit mode capability via the MLX5DV device
> capabilities.
> Thanks
> Danit Goldberg (3):
>   net/mlx5: Expose packet based credit mode
>   IB/mlx5: Add packet based credit mode support
>   IB/mlx5: Report packet based credit mode device capability

This looks fine to me, can you update the shared branch please


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