Messages in this thread | | | Date | Sat, 8 Jan 2005 22:23:25 -0800 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH] add feature-removal-schedule.txt documentation |
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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.
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