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authorPaul E. McKenney <paulmck@kernel.org>2020-12-10 09:53:50 -0800
committerPaul E. McKenney <paulmck@kernel.org>2021-01-04 13:35:15 -0800
commit2252ec1464730ce718dc8087c13a419b9aa58758 (patch)
tree55137196d8097acbc52df51b2702bcc78451a149
parentd756c74e6f6e76e99f8bffcea57833816dd335b6 (diff)
downloadlinux-2252ec1464730ce718dc8087c13a419b9aa58758.tar.bz2
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@kernel.org>
-rw-r--r--Documentation/admin-guide/kernel-parameters.txt6
1 files changed, 0 insertions, 6 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index c722ec19cd00..b5baa8a54df0 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