Commit fb611249 authored by Paul E. McKenney's avatar Paul E. McKenney
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doc: Document the rcutree.rcu_resched_ns module parameter 



This commit adds kernel-parameters.txt documentation for the
rcutree.rcu_resched_ns module parameter.

Signed-off-by: default avatarPaul E. McKenney <paulmck@kernel.org>
parent 51823ca6

Documentation/admin-guide/kernel-parameters.txt

+7 −0
Original line number Diff line number Diff line
@@ -4861,6 +4861,13 @@ 
			This wake_up() will be accompanied by a

			WARN_ONCE() splat and an ftrace_dump().



	rcutree.rcu_resched_ns= [KNL]

			Limit the time spend invoking a batch of RCU

			callbacks to the specified number of nanoseconds.

			By default, this limit is checked only once

			every 32 callbacks in order to limit the pain

			inflicted by local_clock() overhead.



	rcutree.rcu_unlock_delay= [KNL]

			In CONFIG_RCU_STRICT_GRACE_PERIOD=y kernels,

			this specifies an rcu_read_unlock()-time delay