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-rw-r--r--include/linux/rcupdate.h52
1 files changed, 42 insertions, 10 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index bf91fcfe181..d201c155f70 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -237,21 +237,53 @@ static inline int rcu_is_cpu_idle(void)
}
#endif /* else !CONFIG_PROVE_RCU */
+static inline void rcu_lock_acquire(struct lockdep_map *map)
+{
+ WARN_ON_ONCE(rcu_is_cpu_idle());
+ lock_acquire(map, 0, 0, 2, 1, NULL, _THIS_IP_);
+}
+
+static inline void rcu_lock_release(struct lockdep_map *map)
+{
+ WARN_ON_ONCE(rcu_is_cpu_idle());
+ lock_release(map, 1, _THIS_IP_);
+}
+
extern struct lockdep_map rcu_lock_map;
-# define rcu_read_acquire() \
- lock_acquire(&rcu_lock_map, 0, 0, 2, 1, NULL, _THIS_IP_)
-# define rcu_read_release() lock_release(&rcu_lock_map, 1, _THIS_IP_)
+
+static inline void rcu_read_acquire(void)
+{
+ rcu_lock_acquire(&rcu_lock_map);
+}
+
+static inline void rcu_read_release(void)
+{
+ rcu_lock_release(&rcu_lock_map);
+}
extern struct lockdep_map rcu_bh_lock_map;
-# define rcu_read_acquire_bh() \
- lock_acquire(&rcu_bh_lock_map, 0, 0, 2, 1, NULL, _THIS_IP_)
-# define rcu_read_release_bh() lock_release(&rcu_bh_lock_map, 1, _THIS_IP_)
+
+static inline void rcu_read_acquire_bh(void)
+{
+ rcu_lock_acquire(&rcu_bh_lock_map);
+}
+
+static inline void rcu_read_release_bh(void)
+{
+ rcu_lock_release(&rcu_bh_lock_map);
+}
extern struct lockdep_map rcu_sched_lock_map;
-# define rcu_read_acquire_sched() \
- lock_acquire(&rcu_sched_lock_map, 0, 0, 2, 1, NULL, _THIS_IP_)
-# define rcu_read_release_sched() \
- lock_release(&rcu_sched_lock_map, 1, _THIS_IP_)
+
+static inline void rcu_read_acquire_sched(void)
+{
+ rcu_lock_acquire(&rcu_sched_lock_map);
+}
+
+static inline void rcu_read_release_sched(void)
+{
+ rcu_lock_release(&rcu_sched_lock_map);
+}
extern int debug_lockdep_rcu_enabled(void);