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-rw-r--r--include/linux/rcupdate.h12
-rw-r--r--include/linux/rcutiny.h11
-rw-r--r--include/linux/rcutree.h4
3 files changed, 14 insertions, 13 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 2f1bc42a3b8..24440f4bf47 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -52,11 +52,6 @@ struct rcu_head {
};
/* Exported common interfaces */
-#ifdef CONFIG_TREE_PREEMPT_RCU
-extern void synchronize_rcu(void);
-#else /* #ifdef CONFIG_TREE_PREEMPT_RCU */
-#define synchronize_rcu synchronize_sched
-#endif /* #else #ifdef CONFIG_TREE_PREEMPT_RCU */
extern void synchronize_rcu_bh(void);
extern void synchronize_sched(void);
extern void rcu_barrier(void);
@@ -67,13 +62,6 @@ extern int sched_expedited_torture_stats(char *page);
/* Internal to kernel */
extern void rcu_init(void);
-extern void rcu_scheduler_starting(void);
-#ifndef CONFIG_TINY_RCU
-extern int rcu_needs_cpu(int cpu);
-#else
-static inline int rcu_needs_cpu(int cpu) { return 0; }
-#endif
-extern int rcu_scheduler_active;
#if defined(CONFIG_TREE_RCU) || defined(CONFIG_TREE_PREEMPT_RCU)
#include <linux/rcutree.h>
diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
index a3b6272af2d..c4ba9a78721 100644
--- a/include/linux/rcutiny.h
+++ b/include/linux/rcutiny.h
@@ -39,6 +39,11 @@ void rcu_bh_qs(int cpu);
#define rcu_init_sched() do { } while (0)
extern void rcu_check_callbacks(int cpu, int user);
+static inline int rcu_needs_cpu(int cpu)
+{
+ return 0;
+}
+
/*
* Return the number of grace periods.
*/
@@ -57,6 +62,8 @@ static inline long rcu_batches_completed_bh(void)
extern int rcu_expedited_torture_stats(char *page);
+#define synchronize_rcu synchronize_sched
+
static inline void synchronize_rcu_expedited(void)
{
synchronize_sched();
@@ -86,6 +93,10 @@ static inline void rcu_exit_nohz(void)
#endif /* #else #ifdef CONFIG_NO_HZ */
+static inline void rcu_scheduler_starting(void)
+{
+}
+
static inline void exit_rcu(void)
{
}
diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h
index 111a6525735..c93eee5911b 100644
--- a/include/linux/rcutree.h
+++ b/include/linux/rcutree.h
@@ -35,12 +35,14 @@ struct notifier_block;
extern void rcu_sched_qs(int cpu);
extern void rcu_bh_qs(int cpu);
extern int rcu_needs_cpu(int cpu);
+extern void rcu_scheduler_starting(void);
extern int rcu_expedited_torture_stats(char *page);
#ifdef CONFIG_TREE_PREEMPT_RCU
extern void __rcu_read_lock(void);
extern void __rcu_read_unlock(void);
+extern void synchronize_rcu(void);
extern void exit_rcu(void);
#else /* #ifdef CONFIG_TREE_PREEMPT_RCU */
@@ -55,7 +57,7 @@ static inline void __rcu_read_unlock(void)
preempt_enable();
}
-#define __synchronize_sched() synchronize_rcu()
+#define synchronize_rcu synchronize_sched
static inline void exit_rcu(void)
{