Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262264AbVAIGXl (ORCPT ); Sun, 9 Jan 2005 01:23:41 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262262AbVAIGXl (ORCPT ); Sun, 9 Jan 2005 01:23:41 -0500 Received: from e3.ny.us.ibm.com ([32.97.182.143]:28908 "EHLO e3.ny.us.ibm.com") by vger.kernel.org with ESMTP id S262264AbVAIGXk (ORCPT ); Sun, 9 Jan 2005 01:23:40 -0500 Date: Sat, 8 Jan 2005 22:23:25 -0800 From: "Paul E. McKenney" To: Arjan van de Ven Cc: Alan Cox , Greg KH , Andrew Morton , Al Viro , Linux Kernel Mailing List , jtk@us.ibm.com, wtaber@us.ibm.com, pbadari@us.ibm.com, markv@us.ibm.com, greghk@us.ibm.com, Linus Torvalds , dipankar@in.ibm.com Subject: Re: [PATCH] add feature-removal-schedule.txt documentation Message-ID: <20050109062324.GC1265@us.ibm.com> Reply-To: paulmck@us.ibm.com References: <1105039259.4468.9.camel@laptopd505.fenrus.org> <20050106201531.GJ1292@us.ibm.com> <20050106203258.GN26051@parcelfarce.linux.theplanet.co.uk> <20050106210408.GM1292@us.ibm.com> <20050106212417.GQ26051@parcelfarce.linux.theplanet.co.uk> <20050106152621.395f935e.akpm@osdl.org> <20050106235633.GA10110@kroah.com> <20050108183220.GA2033@us.ibm.com> <1105215021.10519.50.camel@localhost.localdomain> <1105225426.4196.41.camel@laptopd505.fenrus.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1105225426.4196.41.camel@laptopd505.fenrus.org> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1163 Lines: 27 On Sun, Jan 09, 2005 at 12:03:45AM +0100, Arjan van de Ven wrote: > On Sat, 2005-01-08 at 21:46 +0000, Alan Cox wrote: > > On Sad, 2005-01-08 at 18:32, Paul E. McKenney wrote: > > > What: call_rcu(), call_rcu_bh(), and synchronize_kernel() change from > > > EXPORT_SYMBOL() to EXPORT_SYMBOL_GPL(). > > > When: January 9, 2006 > > > Files: kernel/rcupdate.c > > > Why: There are no known environments supporting RCU from which > > > one could reasonably expect to port a non-GPL kernel module > > > or driver to Linux. > > > > IBM might want to also note that anyone wanting to do so needs an IBM > > patent license for non GPL use .. > > given this, I actually think it might be better to make it a _GPL export > right away, anything else is setting people up in an entrapment kind of > way. There could be no entrapment unless IBM chose to go after people who used RCU from a binary module. Thanx, Paul - 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/