[PATCH 3/3] appendix/toyrcu: Add missing parentheses for rcu_quiescent_state()

Some sentences on toyrcu.tex is missing parentheses for
rcu_quiescent_state().  Add those.

Signed-off-by: SeongJae Park <[email protected]>
---
 appendix/toyrcu/toyrcu.tex | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/appendix/toyrcu/toyrcu.tex b/appendix/toyrcu/toyrcu.tex
index 4083f9f0..a33ccdb3 100644
--- a/appendix/toyrcu/toyrcu.tex
+++ b/appendix/toyrcu/toyrcu.tex
@@ -1447,13 +1447,13 @@ re-ordered with the \clnrefrange{gp1}{gp2}.
 	\begin{fcvref}[ln:defer:rcu_qs:read_lock_unlock:qs]
 	Doesn't the additional memory barrier shown on \clnref{mb2} of
 	\cref{lst:app:toyrcu:Quiescent-State-Based RCU Read Side}
-	greatly increase the overhead of \co{rcu_quiescent_state}?
+	greatly increase the overhead of \co{rcu_quiescent_state()}?
 	\end{fcvref}
 }\QuickQuizAnswer{
 	\begin{fcvref}[ln:defer:rcu_qs:read_lock_unlock:qs]
 	Indeed it does!
 	An application using this implementation of RCU should therefore
-	invoke \co{rcu_quiescent_state} sparingly, instead using
+	invoke \co{rcu_quiescent_state()} sparingly, instead using
 	\co{rcu_read_lock()} and \co{rcu_read_unlock()} most of the
 	time.
 
@@ -1574,7 +1574,7 @@ certain types of library functions.
 	effect extended beyond the enclosing
 	\co{rcu_read_lock()} and \co{rcu_read_unlock()}, out to
 	the previous and next call to \co{rcu_quiescent_state()}.
-	This \co{rcu_quiescent_state} can be thought of as an
+	This \co{rcu_quiescent_state()} can be thought of as an
 	\co{rcu_read_unlock()} immediately followed by an
 	\co{rcu_read_lock()}.
 
-- 
2.17.1