Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261431AbUKWTSW (ORCPT ); Tue, 23 Nov 2004 14:18:22 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261505AbUKWTQF (ORCPT ); Tue, 23 Nov 2004 14:16:05 -0500 Received: from farley.sventech.com ([69.36.241.87]:28106 "EHLO farley.sventech.com") by vger.kernel.org with ESMTP id S261446AbUKWTNj (ORCPT ); Tue, 23 Nov 2004 14:13:39 -0500 Date: Tue, 23 Nov 2004 11:13:37 -0800 From: Johannes Erdfelt To: Greg KH Cc: linux-kernel@vger.kernel.org Subject: Re: [openib-general] Re: [PATCH][RFC/v1][4/12] Add InfiniBand SA (Subnet Administration) query support Message-ID: <20041123191337.GJ27658@sventech.com> References: <20041122713.SDrx8l5Z4XR5FsjB@topspin.com> <20041122713.g6bh6aqdXIN4RJYR@topspin.com> <20041122222507.GB15634@kroah.com> <527jodbgqo.fsf@topspin.com> <20041123064120.GB22493@kroah.com> <52hdnh83jy.fsf@topspin.com> <20041123072944.GA22786@kroah.com> <20041123175246.GD4217@sventech.com> <20041123183813.GA31068@kroah.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20041123183813.GA31068@kroah.com> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1378 Lines: 35 On Tue, Nov 23, 2004, Greg KH wrote: > On Tue, Nov 23, 2004 at 09:52:46AM -0800, Johannes Erdfelt wrote: > > On Mon, Nov 22, 2004, Greg KH wrote: > > > To be straightforward, either drop the RCU code completely, or change > > > the license of your code. > > > > Or compile against non-GPL RCU code, right? > > No. RCU is covered by a patent that only allows for it to be > implemented in GPL licensed code. If you want to use RCU in non-GPL > code, you need to sign a license agreement with the holder of the RCU > patent. > > This was all covered a few years ago when the RCU code first went into > the kernel tree. See the lkml archives for details. > > So the very usage of RCU in the code is the issue here, not the fact > that it is being linked against a GPL licensed header file. > > This isn't a GPL interpretation here, but a patent license agreement > issue. Sorry for not being clearer the first time around, I thought > everyone was aware of this issue by now. Ahh, I missed that and it wasn't mentioned anywhere in the header file atleast. Thanks for clearing that up. JE - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/