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rcu: Remove "extern" from function declarations in include/linux/*rcu*.h

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Function prototypes don't need to have the "extern" keyword since this
is the default behavior. Its explicit use is redundant.  This commit
therefore removes them.

Signed-off-by: Teodora Baluta <teobaluta@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Teodora Baluta 2013-11-11 17:11:23 +02:00 • committed by Paul E. McKenney
parent d100895086
commit 584dc4ce55
4 changed files with 61 additions and 61 deletions
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36
include/linux/rcutree.h
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@ -30,9 +30,9 @@
#ifndef __LINUX_RCUTREE_H
#define __LINUX_RCUTREE_H
extern void rcu_note_context_switch(int cpu);
extern int rcu_needs_cpu(int cpu, unsigned long *delta_jiffies);
extern void rcu_cpu_stall_reset(void);
void rcu_note_context_switch(int cpu);
int rcu_needs_cpu(int cpu, unsigned long *delta_jiffies);
void rcu_cpu_stall_reset(void);
/*
* Note a virtualization-based context switch. This is simply a
@ -44,9 +44,9 @@ static inline void rcu_virt_note_context_switch(int cpu)
rcu_note_context_switch(cpu);
}
extern void synchronize_rcu_bh(void);
extern void synchronize_sched_expedited(void);
extern void synchronize_rcu_expedited(void);
void synchronize_rcu_bh(void);
void synchronize_sched_expedited(void);
void synchronize_rcu_expedited(void);
void kfree_call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu));
@ -71,25 +71,25 @@ static inline void synchronize_rcu_bh_expedited(void)
synchronize_sched_expedited();
}
extern void rcu_barrier(void);
extern void rcu_barrier_bh(void);
extern void rcu_barrier_sched(void);
void rcu_barrier(void);
void rcu_barrier_bh(void);
void rcu_barrier_sched(void);
extern unsigned long rcutorture_testseq;
extern unsigned long rcutorture_vernum;
extern long rcu_batches_completed(void);
extern long rcu_batches_completed_bh(void);
extern long rcu_batches_completed_sched(void);
long rcu_batches_completed(void);
long rcu_batches_completed_bh(void);
long rcu_batches_completed_sched(void);
extern void rcu_force_quiescent_state(void);
extern void rcu_bh_force_quiescent_state(void);
extern void rcu_sched_force_quiescent_state(void);
void rcu_force_quiescent_state(void);
void rcu_bh_force_quiescent_state(void);
void rcu_sched_force_quiescent_state(void);
extern void exit_rcu(void);
void exit_rcu(void);
extern void rcu_scheduler_starting(void);
void rcu_scheduler_starting(void);
extern int rcu_scheduler_active __read_mostly;
extern bool rcu_is_watching(void);
bool rcu_is_watching(void);
#endif /* __LINUX_RCUTREE_H */