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Star64_linux/Documentation/RCU/Design/Memory-Ordering
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Frederic Weisbecker c28adacc14 rcu/doc: Add a quick quiz to explain further why we need smp_mb__after_unlock_lock() 
Add some missing critical pieces of explanation to understand the need
for full memory barriers throughout the whole grace period state machine,
thanks to Paul's explanations.

Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Cc: Neeraj Upadhyay <neeraju@codeaurora.org>
Cc: Joel Fernandes <joel@joelfernandes.org>
Cc: Uladzislau Rezki <urezki@gmail.com>
Cc: Boqun Feng <boqun.feng@gmail.com>
[ paulmck: Adjust code block per Akira Yokosawa. ]
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
2021-07-20 13:36:33 -07:00
..
rcu_node-lock.svg
Tree-RCU-Memory-Ordering.rst rcu/doc: Add a quick quiz to explain further why we need smp_mb__after_unlock_lock() 2021-07-20 13:36:33 -07:00
TreeRCU-callback-invocation.svg
TreeRCU-callback-registry.svg
TreeRCU-dyntick.svg
TreeRCU-gp-cleanup.svg
TreeRCU-gp-fqs.svg
TreeRCU-gp-init-1.svg
TreeRCU-gp-init-2.svg
TreeRCU-gp-init-3.svg
TreeRCU-gp.svg
TreeRCU-hotplug.svg
TreeRCU-qs.svg