Compat futex

[urcu.git] / urcu / arch_s390.h

diff --git a/urcu/arch_s390.h b/urcu/arch_s390.h
index aec91b92c1f6fef6d771e20511a8b5428c0b8e8d..bf46d3b56e6b660b0868eade0dec1ccf42a0fa69 100644 (file)
--- a/urcu/arch_s390.h
+++ b/urcu/arch_s390.h
@@ -44,12 +44,21 @@
 #define rmc()  barrier()
 #define wmc()  barrier()
 
+#ifdef CONFIG_URCU_SMP
 #define smp_mb()       mb()
 #define smp_rmb()      rmb()
 #define smp_wmb()      wmb()
 #define smp_mc()       mc()
 #define smp_rmc()      rmc()
 #define smp_wmc()      wmc()
+#else
+#define smp_mb()       barrier()
+#define smp_rmb()      barrier()
+#define smp_wmb()      barrier()
+#define smp_mc()       barrier()
+#define smp_rmc()      barrier()
+#define smp_wmc()      barrier()
+#endif
 
 /* Nop everywhere except on alpha. */
 #define smp_read_barrier_depends()