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doc: Remove obsolete RCU update functions from RCU documentation

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Now that synchronize_rcu_bh, synchronize_rcu_bh_expedited, call_rcu_bh,
rcu_barrier_bh, synchronize_sched, synchronize_sched_expedited,
call_rcu_sched, rcu_barrier_sched, get_state_synchronize_sched,
and cond_synchronize_sched are obsolete, let's remove them from the
documentation aside from a small historical section.

Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
This commit is contained in:
Paul E. McKenney
2019-01-09 14:48:09 -08:00
parent 9e98c678c2
commit 4fea6ef0b2
8 changed files with 66 additions and 76 deletions
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3
Documentation/RCU/Design/Data-Structures/Data-Structures.html
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@@ -155,8 +155,7 @@ keeping lock contention under control at all tree levels regardless
of the level of loading on the system.
</p><p>RCU updaters wait for normal grace periods by registering
RCU callbacks, either directly via <tt>call_rcu()</tt> and
friends (namely <tt>call_rcu_bh()</tt> and <tt>call_rcu_sched()</tt>),
RCU callbacks, either directly via <tt>call_rcu()</tt>
or indirectly via <tt>synchronize_rcu()</tt> and friends.
RCU callbacks are represented by <tt>rcu_head</tt> structures,
which are queued on <tt>rcu_data</tt> structures while they are