Support for sys_futex autodetection

[urcu.git] / urcu-qsbr.c

diff --git a/urcu-qsbr.c b/urcu-qsbr.c
index f002c345dcb7325d7bb6fb0221518587d35c4fc1..5c6d49bb8fc5faa8f7364c9ce32ee53aed53a0a6 100644 (file)
--- a/urcu-qsbr.c
+++ b/urcu-qsbr.c
@@ -102,7 +102,7 @@ static void wait_gp(void)
        /* Read reader_gp before read futex */
        smp_rmb();
        if (uatomic_read(&gp_futex) == -1)
-               futex(&gp_futex, FUTEX_WAIT, -1,
+               futex_noasync(&gp_futex, FUTEX_WAIT, -1,
                      NULL, NULL, 0);
 }
 
@@ -278,38 +278,6 @@ void rcu_read_unlock(void)
        _rcu_read_unlock();
 }
 
-void *rcu_dereference(void *p)
-{
-       return _rcu_dereference(p);
-}
-
-void *rcu_assign_pointer_sym(void **p, void *v)
-{
-       wmb();
-       return STORE_SHARED(p, v);
-}
-
-void *rcu_cmpxchg_pointer_sym(void **p, void *old, void *_new)
-{
-       wmb();
-       return uatomic_cmpxchg(p, old, _new);
-}
-
-void *rcu_xchg_pointer_sym(void **p, void *v)
-{
-       wmb();
-       return uatomic_xchg(p, v);
-}
-
-void *rcu_publish_content_sym(void **p, void *v)
-{
-       void *oldptr;
-
-       oldptr = _rcu_xchg_pointer(p, v);
-       synchronize_rcu();
-       return oldptr;
-}
-
 void rcu_quiescent_state(void)
 {
        _rcu_quiescent_state();