X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu-bp.h;h=5e42312e3ff6760b6637e56b08e073c63c3975d5;hp=09ee9c9ddeed6161134fc2d26ad499fde7056202;hb=87159645a8b732c34e502b0852f095da8e08800f;hpb=ee6fabe168685b0a36295d3d071736a483bd33d8 diff --git a/urcu-bp.h b/urcu-bp.h index 09ee9c9..5e42312 100644 --- a/urcu-bp.h +++ b/urcu-bp.h @@ -37,12 +37,6 @@ #include #include -/* - * See urcu-pointer.h and urcu/static/urcu-pointer.h for pointer - * publication headers. - */ -#include - #ifdef __cplusplus extern "C" { #endif @@ -57,6 +51,12 @@ extern "C" { * rcu_unregister_thread() should be called before the thread exits. */ +/* + * See urcu-pointer.h and urcu/static/urcu-pointer.h for pointer + * publication headers. + */ +#include + #ifdef _LGPL_SOURCE #include @@ -75,6 +75,11 @@ extern "C" { #define rcu_read_lock_bp _rcu_read_lock #define rcu_read_unlock_bp _rcu_read_unlock +#define rcu_dereference_bp rcu_dereference +#define rcu_cmpxchg_pointer_bp rcu_cmpxchg_pointer +#define rcu_xchg_pointer_bp rcu_xchg_pointer +#define rcu_set_pointer_bp rcu_set_pointer + #else /* !_LGPL_SOURCE */ /* @@ -85,6 +90,46 @@ extern "C" { extern void rcu_read_lock(void); extern void rcu_read_unlock(void); +extern void *rcu_dereference_sym_bp(void *p); +#define rcu_dereference_bp(p) \ + ({ \ + typeof(p) _________p1 = URCU_FORCE_CAST(typeof(p), \ + rcu_dereference_sym_bp(URCU_FORCE_CAST(void *, p))); \ + (_________p1); \ + }) + +extern void *rcu_cmpxchg_pointer_sym_bp(void **p, void *old, void *_new); +#define rcu_cmpxchg_pointer_bp(p, old, _new) \ + ({ \ + typeof(*(p)) _________pold = (old); \ + typeof(*(p)) _________pnew = (_new); \ + typeof(*(p)) _________p1 = URCU_FORCE_CAST(typeof(*(p)), \ + rcu_cmpxchg_pointer_sym_bp(URCU_FORCE_CAST(void **, p),\ + _________pold, \ + _________pnew)); \ + (_________p1); \ + }) + +extern void *rcu_xchg_pointer_sym_bp(void **p, void *v); +#define rcu_xchg_pointer_bp(p, v) \ + ({ \ + typeof(*(p)) _________pv = (v); \ + typeof(*(p)) _________p1 = URCU_FORCE_CAST(typeof(*(p)), \ + rcu_xchg_pointer_sym_bp(URCU_FORCE_CAST(void **, p), \ + _________pv)); \ + (_________p1); \ + }) + +extern void *rcu_set_pointer_sym_bp(void **p, void *v); +#define rcu_set_pointer_bp(p, v) \ + ({ \ + typeof(*(p)) _________pv = (v); \ + typeof(*(p)) _________p1 = URCU_FORCE_CAST(typeof(*(p)), \ + rcu_set_pointer_sym_bp(URCU_FORCE_CAST(void **, p), \ + _________pv)); \ + (_________p1); \ + }) + #endif /* !_LGPL_SOURCE */ extern void synchronize_rcu(void); @@ -114,11 +159,27 @@ static inline void rcu_init(void) { } +/* + * Q.S. reporting are no-ops for these URCU flavors. + */ +static inline void rcu_quiescent_state(void) +{ +} + +static inline void rcu_thread_offline(void) +{ +} + +static inline void rcu_thread_online(void) +{ +} + #ifdef __cplusplus } #endif #include #include +#include #endif /* _URCU_BP_H */