2cb1f6e9a743 ("rcu: Conditionally build CPU-hotplug teardown callbacks")
ccfe1fef9409 ("rcu: Remove redundant call to rcu_boost_kthread_setaffinity()")
5a04848d005e ("rcu: Consolidate initialization and CPU-hotplug code")
aba9645bd10b ("rcu: Use READ_ONCE() for lockless read of rnp->qsmask")