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-rw-r--r--Documentation/admin-guide/kernel-parameters.txt8
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 9b09fc5dfe66..089f4c5f8225 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -4805,6 +4805,14 @@
period to instead use normal non-expedited
grace-period processing.
+ rcupdate.rcu_task_contend_lim= [KNL]
+ Set the minimum number of callback-queuing-time
+ lock-contention events per jiffy required to
+ cause the RCU Tasks flavors to switch to per-CPU
+ callback queuing. This switching only occurs
+ when rcupdate.rcu_task_enqueue_lim is set to
+ the default value of -1.
+
rcupdate.rcu_task_enqueue_lim= [KNL]
Set the number of callback queues to use for the
RCU Tasks family of RCU flavors. The default