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rcu: Consolidate tree/tiny __rcu_read_{,un}lock() implementations

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The CONFIG_TREE_PREEMPT_RCU and CONFIG_TINY_PREEMPT_RCU versions of
__rcu_read_lock() and __rcu_read_unlock() are identical, so this commit
consolidates them into kernel/rcupdate.h.

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
This commit is contained in:
Paul E. McKenney
2012-05-21 11:58:36 -07:00
committed by Paul E. McKenney
parent e9023c4061
commit 2a3fa843b5
4 changed files with 47 additions and 92 deletions
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include/linux/rcupdate.h
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@ -147,6 +147,7 @@ extern void synchronize_sched(void);
extern void __rcu_read_lock(void);
extern void __rcu_read_unlock(void);
extern void rcu_read_unlock_special(struct task_struct *t);
void synchronize_rcu(void);
/*