X-Git-Url: https://git.lttng.org/?p=urcu.git;a=blobdiff_plain;f=urcu-bp.h;h=b40b3b6a0dc63fee58bbe7fa6083b35d68c77fa2;hp=833688f7b553089deb21e7a32187bb83d5b5fdf3;hb=3aea2ae08850f2f6e9ddab451e004adf78d42ddd;hpb=bdffa73aa208ad5f1e5b3a3cb6cbf86ac6996559

diff --git a/urcu-bp.h b/urcu-bp.h
index 833688f..b40b3b6 100644
--- a/urcu-bp.h
+++ b/urcu-bp.h
@@ -74,6 +74,7 @@ extern "C" {
  */
 #define rcu_read_lock_bp		_rcu_read_lock
 #define rcu_read_unlock_bp		_rcu_read_unlock
+#define rcu_read_ongoing_bp		_rcu_read_ongoing
 
 #define rcu_dereference_bp		rcu_dereference
 #define rcu_cmpxchg_pointer_bp		rcu_cmpxchg_pointer
@@ -89,9 +90,11 @@ extern "C" {
 
 extern void rcu_read_lock(void);
 extern void rcu_read_unlock(void);
+extern int rcu_read_ongoing(void);
 
 extern void *rcu_dereference_sym_bp(void *p);
 #define rcu_dereference_bp(p)						     \
+	__extension__							     \
 	({								     \
 		__typeof__(p) _________p1 = URCU_FORCE_CAST(__typeof__(p),   \
 			rcu_dereference_sym_bp(URCU_FORCE_CAST(void *, p))); \
@@ -100,6 +103,7 @@ extern void *rcu_dereference_sym_bp(void *p);
 
 extern void *rcu_cmpxchg_pointer_sym_bp(void **p, void *old, void *_new);
 #define rcu_cmpxchg_pointer_bp(p, old, _new)				     \
+	__extension__							     \
 	({								     \
 		__typeof__(*(p)) _________pold = (old);			     \
 		__typeof__(*(p)) _________pnew = (_new);		     \
@@ -112,6 +116,7 @@ extern void *rcu_cmpxchg_pointer_sym_bp(void **p, void *old, void *_new);
 
 extern void *rcu_xchg_pointer_sym_bp(void **p, void *v);
 #define rcu_xchg_pointer_bp(p, v)					     \
+	__extension__							     \
 	({								     \
 		__typeof__(*(p)) _________pv = (v);			     \
 		__typeof__(*(p)) _________p1 = URCU_FORCE_CAST(__typeof__(*(p)),\
@@ -122,6 +127,7 @@ extern void *rcu_xchg_pointer_sym_bp(void **p, void *v);
 
 extern void *rcu_set_pointer_sym_bp(void **p, void *v);
 #define rcu_set_pointer_bp(p, v)					     \
+	__extension__							     \
 	({								     \
 		__typeof__(*(p)) _________pv = (v);			     \
 		__typeof__(*(p)) _________p1 = URCU_FORCE_CAST(__typeof__(*(p)), \