linux-kernel - Re: CQ and RDMA READ/WRITE APIs

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Message-ID: <alpine.DEB.2.20.1605171031410.25688@east.gentwo.org>
Date:	Tue, 17 May 2016 10:35:21 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Christoph Hellwig <hch@....de>
cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Doug Ledford <dledford@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-rdma@...r.kernel.org
Subject: Re: CQ and RDMA READ/WRITE APIs

On Tue, 17 May 2016, Christoph Hellwig wrote:

> It's also in entirely new files and not a modification of existing code,
> and it's always been clear how it is.  Some of the code has been in
> since Linux 4.5 with a properly clear copyright.

The problem is that the RDMA subsystem is rather more than a driver. Its a
subsystem that contains drivers.  Dual licensed drivers can use the
features that Christoph provides. This is more infrastructure and thus GPL
I thought.