rcu: Inline __call_rcu() into call_rcu()

Because __call_rcu() is invoked only by call_rcu(), this commit inlines
the former into the latter.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Paul E. McKenney 2021-12-18 09:30:33 -08:00
commit 1fe09ebe7a