netdev - Re: [PATCH rdma-next 0/3] Indirect MKEY over DEVX

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Date:   Mon, 21 Jan 2019 20:08:00 -0700
From:   Jason Gunthorpe <jgg@...pe.ca>
To:     Leon Romanovsky <leon@...nel.org>
Cc:     Doug Ledford <dledford@...hat.com>,
        Leon Romanovsky <leonro@...lanox.com>,
        RDMA mailing list <linux-rdma@...r.kernel.org>,
        Artemy Kovalyov <artemyko@...lanox.com>,
        Yishai Hadas <yishaih@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>,
        linux-netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH rdma-next 0/3] Indirect MKEY over DEVX

On Sun, Jan 13, 2019 at 04:01:15PM +0200, Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro@...lanox.com>
> 
> Hi,
> 
> >From Yishai,
> 
> This series enables using indirect mkey over DEVX.
> 
> The first patch recognizes the creation of an indirect mkey as part of
> DEVX object creation, in that case the umem valid bit shouldn't be set as
> this mkey doesn't really hold a umem.
> 
> The next two patches manage indirection mkey upon DEVX flow to support ODP.
> 
> To support a page fault event on an indirection mkey it needs to be part
> of the device mkey radix tree. Both the creation and the deletion flows for a
> DEVX object which is indirection mkey were adapted to handle that.
> 
> In addition, the page fault flow was adapted to support indirect mkey type,
> it's handled in a similar flow as of the memory window mkey type.
> 
> Yishai
> 
> Yishai Hadas (3):
>   IB/mlx5: DEVX handling for indirection MKEY
>   IB/mlx5: Manage indirection mkey upon DEVX flow for ODP
>   IB/mlx5: Add support for ODP for DEVX indirection mkey

applied to for-next

Thanks,
Jason