tree c186d317780c59edad911127324db8d506112842
parent 2f20de99a63b0de9bcceedafc3281e65fbf7d4fd
author Paul E. McKenney <paulmck@kernel.org> 1618617196 -0700
committer Paul E. McKenney <paulmck@kernel.org> 1620688974 -0700

rcu: Point to documentation of ordering guarantees

Add comments to synchronize_rcu() and friends that point to
Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.rst.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>