X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;f=urcu-bp.c;h=603cdf0f1b72f03701098ef76a5937d66bf047df;hb=refs%2Fheads%2Fstable-0.6;hp=4c0ab54a28e71b47947905d6f5f42354de0135cd;hpb=618b25958fec4d76310f0d9c59e42128e73a8719;p=urcu.git

diff --git a/urcu-bp.c b/urcu-bp.c
index 4c0ab54..603cdf0 100644
--- a/urcu-bp.c
+++ b/urcu-bp.c
@@ -210,9 +210,9 @@ void synchronize_rcu(void)
 	sigset_t newmask, oldmask;
 	int ret;
 
-	ret = sigemptyset(&newmask);
+	ret = sigfillset(&newmask);
 	assert(!ret);
-	ret = pthread_sigmask(SIG_SETMASK, &newmask, &oldmask);
+	ret = pthread_sigmask(SIG_BLOCK, &newmask, &oldmask);
 	assert(!ret);
 
 	mutex_lock(&rcu_gp_lock);
@@ -355,9 +355,9 @@ void rcu_bp_register(void)
 	sigset_t newmask, oldmask;
 	int ret;
 
-	ret = sigemptyset(&newmask);
+	ret = sigfillset(&newmask);
 	assert(!ret);
-	ret = pthread_sigmask(SIG_SETMASK, &newmask, &oldmask);
+	ret = pthread_sigmask(SIG_BLOCK, &newmask, &oldmask);
 	assert(!ret);
 
 	/*
@@ -390,9 +390,9 @@ void rcu_bp_before_fork(void)
 	sigset_t newmask, oldmask;
 	int ret;
 
-	ret = sigemptyset(&newmask);
+	ret = sigfillset(&newmask);
 	assert(!ret);
-	ret = pthread_sigmask(SIG_SETMASK, &newmask, &oldmask);
+	ret = pthread_sigmask(SIG_BLOCK, &newmask, &oldmask);
 	assert(!ret);
 	mutex_lock(&rcu_gp_lock);
 	saved_fork_signal_mask = oldmask;
@@ -421,5 +421,28 @@ void rcu_bp_after_fork_child(void)
 	assert(!ret);
 }
 
+void *rcu_dereference_sym_bp(void *p)
+{
+	return _rcu_dereference(p);
+}
+
+void *rcu_set_pointer_sym_bp(void **p, void *v)
+{
+	cmm_wmb();
+	return uatomic_set(p, v);
+}
+
+void *rcu_xchg_pointer_sym_bp(void **p, void *v)
+{
+	cmm_wmb();
+	return uatomic_xchg(p, v);
+}
+
+void *rcu_cmpxchg_pointer_sym_bp(void **p, void *old, void *_new)
+{
+	cmm_wmb();
+	return uatomic_cmpxchg(p, old, _new);
+}
+
 #include "urcu-call-rcu-impl.h"
 #include "urcu-defer-impl.h"