Add compatibility support for older intel cpus

[urcu.git] / urcu / uatomic_arch_s390.h

diff --git a/urcu/uatomic_arch_s390.h b/urcu/uatomic_arch_s390.h
index 917dbf2f471941457adcfff198f25c1f08747ce9..b37e5f0fbf4a771aec326e04e3c6abc468f4a4ff 100644 (file)
--- a/urcu/uatomic_arch_s390.h
+++ b/urcu/uatomic_arch_s390.h
@@ -217,4 +217,6 @@ unsigned long _uatomic_cmpxchg(void *addr, unsigned long old,
                                               (unsigned long)(new),    \
                                               sizeof(*(addr)))
 
+#define URCU_CAS_AVAIL()       1
+
 #endif /* _URCU_ARCH_ATOMIC_S390_H */