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Commit eab0993c authored by Paul E. McKenney's avatar Paul E. McKenney Committed by Paul E. McKenney
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rcu: Move RCU_BOOST declarations to allow compiler checking 



Andi Kleen noticed that one of the RCU_BOOST data declarations was
out of sync with the definition.  Move the declarations so that the
compiler can do the checking in the future.

Signed-off-by: default avatarPaul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
parent e0f23060

kernel/rcutree.h

+7 −0
Original line number Diff line number Diff line
@@ -417,6 +417,13 @@ extern struct rcu_state rcu_preempt_state; 
DECLARE_PER_CPU(struct rcu_data, rcu_preempt_data);

#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */



#ifdef CONFIG_RCU_BOOST

DECLARE_PER_CPU(unsigned int, rcu_cpu_kthread_status);

DECLARE_PER_CPU(int, rcu_cpu_kthread_cpu);

DECLARE_PER_CPU(unsigned int, rcu_cpu_kthread_loops);

DECLARE_PER_CPU(char, rcu_cpu_has_work);

#endif /* #ifdef CONFIG_RCU_BOOST */



#ifndef RCU_TREE_NONCORE



/* Forward declarations for rcutree_plugin.h */

kernel/rcutree_trace.c

+0 −5
Original line number Diff line number Diff line
@@ -48,11 +48,6 @@ 


#ifdef CONFIG_RCU_BOOST



DECLARE_PER_CPU(unsigned int, rcu_cpu_kthread_status);

DECLARE_PER_CPU(int, rcu_cpu_kthread_cpu);

DECLARE_PER_CPU(unsigned int, rcu_cpu_kthread_loops);

DECLARE_PER_CPU(char, rcu_cpu_has_work);



static char convert_kthread_status(unsigned int kthread_status)

{

	if (kthread_status > RCU_KTHREAD_MAX)