From 8287484e490181035deaf3490f20caefc87104c5 Mon Sep 17 00:00:00 2001 From: "Paul E. McKenney" Date: Sun, 1 May 2005 08:59:03 -0700 Subject: [PATCH] --- yaml --- r: 714 b: refs/heads/master c: 66cf8f1443301a1d5bc9c21709e4264e6919a3e1 h: refs/heads/master v: v3 --- [refs] | 2 +- trunk/Documentation/feature-removal-schedule.txt | 15 +++++++++++++++ trunk/kernel/rcupdate.c | 6 +++--- 3 files changed, 19 insertions(+), 4 deletions(-) diff --git a/[refs] b/[refs] index 06749eaf1de3..338281a44a97 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: f246315e1ab96c40978777d1e159820ecca45aa8 +refs/heads/master: 66cf8f1443301a1d5bc9c21709e4264e6919a3e1 diff --git a/trunk/Documentation/feature-removal-schedule.txt b/trunk/Documentation/feature-removal-schedule.txt index 56627c1546de..d3c52dd24a2a 100644 --- a/trunk/Documentation/feature-removal-schedule.txt +++ b/trunk/Documentation/feature-removal-schedule.txt @@ -48,3 +48,18 @@ When: April 2005 Why: Replaced by ->compat_ioctl in file_operations and other method vecors. Who: Andi Kleen , Christoph Hellwig + +--------------------------- + +What: RCU API moves to EXPORT_SYMBOL_GPL +When: April 2006 +Files: include/linux/rcupdate.h, kernel/rcupdate.c +Why: Outside of Linux, the only implementations of anything even + vaguely resembling RCU that I am aware of are in DYNIX/ptx, + VM/XA, Tornado, and K42. I do not expect anyone to port binary + drivers or kernel modules from any of these, since the first two + are owned by IBM and the last two are open-source research OSes. + So these will move to GPL after a grace period to allow + people, who might be using implementations that I am not aware + of, to adjust to this upcoming change. +Who: Paul E. McKenney diff --git a/trunk/kernel/rcupdate.c b/trunk/kernel/rcupdate.c index d00eded75d71..ad497722f04f 100644 --- a/trunk/kernel/rcupdate.c +++ b/trunk/kernel/rcupdate.c @@ -465,6 +465,6 @@ void synchronize_kernel(void) } module_param(maxbatch, int, 0); -EXPORT_SYMBOL_GPL(call_rcu); -EXPORT_SYMBOL_GPL(call_rcu_bh); -EXPORT_SYMBOL_GPL(synchronize_kernel); +EXPORT_SYMBOL(call_rcu); /* WARNING: GPL-only in April 2006. */ +EXPORT_SYMBOL(call_rcu_bh); /* WARNING: GPL-only in April 2006. */ +EXPORT_SYMBOL(synchronize_kernel); /* WARNING: GPL-only in April 2006. */