The following commit has been merged into the core/rcu branch of tip: Commit-ID: 2252ec1464730ce718dc8087c13a419b9aa58758 Gitweb: https://git.kernel.org/tip/2252ec1464730ce718dc8087c13a419b9aa58758 Author: Paul E. McKenney <paulmck@xxxxxxxxxx> AuthorDate: Thu, 10 Dec 2020 09:53:50 -08:00 Committer: Paul E. McKenney <paulmck@xxxxxxxxxx> CommitterDate: Mon, 04 Jan 2021 13:35:15 -08:00 doc: Remove obsolete rcutree.rcu_idle_lazy_gp_delay boot parameter This commit removes documentation for the rcutree.rcu_idle_lazy_gp_delay kernel boot parameter given that this parameter no longer exists. Fixes: 77a40f97030b ("rcu: Remove kfree_rcu() special casing and lazy-callback handling") Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx> --- Documentation/admin-guide/kernel-parameters.txt | 6 ------ 1 file changed, 6 deletions(-) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index c722ec1..b5baa8a 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -4179,12 +4179,6 @@ Set wakeup interval for idle CPUs that have RCU callbacks (RCU_FAST_NO_HZ=y). - rcutree.rcu_idle_lazy_gp_delay= [KNL] - Set wakeup interval for idle CPUs that have - only "lazy" RCU callbacks (RCU_FAST_NO_HZ=y). - Lazy RCU callbacks are those which RCU can - prove do nothing more than free memory. - rcutree.rcu_kick_kthreads= [KNL] Cause the grace-period kthread to get an extra wake_up() if it sleeps three times longer than