Add SIGURCU backward compatibility

[urcu.git] / urcu.c

diff --git a/urcu.c b/urcu.c
index 67a3eb21c8996b0751f9fc1d14ed9d71379f8bf5..7b75d4c545da73765d78fa168d628d3d4513e9f5 100644 (file)
--- a/urcu.c
+++ b/urcu.c
@@ -132,7 +132,7 @@ static void switch_next_rcu_qparity(void)
 static void smp_mb_heavy(void)
 {
        if (likely(has_sys_membarrier))
-               membarrier(1);
+               membarrier(MEMBARRIER_EXPEDITED);
        else
                smp_mb();
 }
@@ -392,7 +392,7 @@ void rcu_init(void)
        if (init_done)
                return;
        init_done = 1;
-       if (!membarrier(1))
+       if (!membarrier(MEMBARRIER_EXPEDITED | MEMBARRIER_QUERY))
                has_sys_membarrier = 1;
 }
 #endif