Messages in this thread Patch in this message | | | From | "Paul E. McKenney" <> | Subject | [PATCH rcu 06/15] doc: Update rcu.rst | Date | Wed, 4 Jan 2023 16:09:46 -0800 |
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This commit provides a couple of updates based on the inexorable passage of time.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org> --- Documentation/RCU/rcu.rst | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/Documentation/RCU/rcu.rst b/Documentation/RCU/rcu.rst index 3cfe01ba9a494..381cb86f657d8 100644 --- a/Documentation/RCU/rcu.rst +++ b/Documentation/RCU/rcu.rst @@ -77,12 +77,13 @@ Frequently Asked Questions search for the string "Patent" in Documentation/RCU/RTFP.txt to find them. Of these, one was allowed to lapse by the assignee, and the others have been contributed to the Linux kernel under GPL. + Many (but not all) have long since expired. There are now also LGPL implementations of user-level RCU available (https://liburcu.org/). - I hear that RCU needs work in order to support realtime kernels? - Realtime-friendly RCU can be enabled via the CONFIG_PREEMPT_RCU + Realtime-friendly RCU are enabled via the CONFIG_PREEMPTION kernel configuration parameter. - Where can I find more information on RCU? -- 2.31.1.189.g2e36527f23
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