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rcu: Apply rcu_seq operations to _rcu_barrier()

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The rcu_seq operations were open-coded in _rcu_barrier(), so this commit
replaces the open-coding with the shiny new rcu_seq operations.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Paul E. McKenney
2015-06-26 11:20:00 -07:00
parent 29fd930940
commit 4f525a528b
4 changed files with 22 additions and 57 deletions
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include/trace/events/rcu.h
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@@ -661,7 +661,6 @@ TRACE_EVENT(rcu_torture_read,
* Tracepoint for _rcu_barrier() execution. The string "s" describes
* the _rcu_barrier phase:
* "Begin": _rcu_barrier() started.
* "Check": _rcu_barrier() checking for piggybacking.
* "EarlyExit": _rcu_barrier() piggybacked, thus early exit.
* "Inc1": _rcu_barrier() piggyback check counter incremented.
* "OfflineNoCB": _rcu_barrier() found callback on never-online CPU