From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Subject: Re: [RFC v1 for accelerated IPoIB 04/25] IB/verb: Add ipoib_options
 struct and API
Date: Thu, 16 Mar 2017 10:04:34 -0600
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To: Erez Shitrit <erezsh@dev.mellanox.co.il>
Cc: Erez Shitrit <erezsh@mellanox.com>, Doug Ledford <dledford@redhat.com>, "linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>, netdev@vger.kernel.org, valex@mellanox.com, Leon Romanovsky <leonro@mellanox.com>, saedm@mellanox.com
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On Thu, Mar 16, 2017 at 05:17:55PM +0200, Erez Shitrit wrote:
 
> The QP as a part of the HW resources, it is created in the low-level
> driver, and used by the upper ipoib for few reasons, (for example the
> mac of the ipoib interface includes from the qp_num)
> Now, if we want to use the ndo's init/uninit i need to store member
> variables (qp_num and context) in the rdma_netdev, that will let me
> use the ndos as is.
> rdma_netdev is the one who belongs to both layers, ipoib and the low-level.

IPOIB rdma_netdev's can be casted to ipoib_rdma_netdev, so it is where
ipoib specific cross-layer stuff should live

Jason