X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu-qsbr.h;h=8e6f1e463a7907075e1c76d4a6df370533e0b268;hp=346f906202aa60edc8f5c77628e18af5f130361a;hb=36bc70a84250927ba68d5096a0a9740aec157f9b;hpb=4d1ce26fea0296ff67791c881836393fdd020cf9 diff --git a/urcu-qsbr.h b/urcu-qsbr.h index 346f906..8e6f1e4 100644 --- a/urcu-qsbr.h +++ b/urcu-qsbr.h @@ -31,6 +31,15 @@ #include #include +/* + * See urcu-pointer.h and urcu-pointer-static.h for pointer publication headers. + */ +#include + +#ifdef __cplusplus +extern "C" { +#endif + /* * Important ! * @@ -48,17 +57,20 @@ * Should only be used in LGPL-compatible code. */ -#define rcu_dereference _rcu_dereference -#define rcu_read_lock _rcu_read_lock -#define rcu_read_unlock _rcu_read_unlock - -#define rcu_quiescent_state _rcu_quiescent_state -#define rcu_thread_offline _rcu_thread_offline -#define rcu_thread_online _rcu_thread_online +/* + * rcu_read_lock() + * rcu_read_unlock() + * + * Mark the beginning and end of a read-side critical section. + * DON'T FORGET TO USE RCU_REGISTER/UNREGISTER_THREAD() FOR EACH THREAD WITH + * READ-SIDE CRITICAL SECTION. + */ +#define rcu_read_lock() _rcu_read_lock() +#define rcu_read_unlock() _rcu_read_unlock() -#define rcu_assign_pointer _rcu_assign_pointer -#define rcu_xchg_pointer _rcu_xchg_pointer -#define rcu_publish_content _rcu_publish_content +#define rcu_quiescent_state() _rcu_quiescent_state() +#define rcu_thread_offline() _rcu_thread_offline() +#define rcu_thread_online() _rcu_thread_online() #else /* !_LGPL_SOURCE */ @@ -92,29 +104,10 @@ extern void rcu_read_unlock(void); #endif /* !URCU_DEBUG */ -extern void *rcu_dereference(void *p); - extern void rcu_quiescent_state(void); extern void rcu_thread_offline(void); extern void rcu_thread_online(void); -extern void *rcu_assign_pointer_sym(void **p, void *v); - -#define rcu_assign_pointer(p, v) \ - rcu_assign_pointer_sym((void **)(p), (v)) - -extern void *rcu_cmpxchg_pointer_sym(void **p, void *old, void *_new); -#define rcu_cmpxchg_pointer(p, old, _new) \ - rcu_cmpxchg_pointer_sym((void **)(p), (old), (_new)) - -extern void *rcu_xchg_pointer_sym(void **p, void *v); -#define rcu_xchg_pointer(p, v) \ - rcu_xchg_pointer_sym((void **)(p), (v)) - -extern void *rcu_publish_content_sym(void **p, void *v); -#define rcu_publish_content(p, v) \ - rcu_publish_content_sym((void **)(p), (v)) - #endif /* !_LGPL_SOURCE */ extern void synchronize_rcu(void); @@ -125,4 +118,8 @@ extern void synchronize_rcu(void); extern void rcu_register_thread(void); extern void rcu_unregister_thread(void); +#ifdef __cplusplus +} +#endif + #endif /* _URCU_QSBR_H */