X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu%2Farch%2Fs390.h;h=e12c88c3398728025e745bd53e4c997e1d5e2fca;hp=b1474d8c32f524b1309f2068754c1e0040ff296e;hb=67ecffc0f530a7b5c4dd5111ea7dd3213da8eb91;hpb=999991c6e4600c410181baea65bda9f406464872

diff --git a/urcu/arch/s390.h b/urcu/arch/s390.h
index b1474d8..e12c88c 100644
--- a/urcu/arch/s390.h
+++ b/urcu/arch/s390.h
@@ -34,12 +34,14 @@
 
 #ifdef __cplusplus
 extern "C" {
-#endif 
+#endif
 
 #define CAA_CACHE_LINE_SIZE	128
 
 #define cmm_mb()    __asm__ __volatile__("bcr 15,0" : : : "memory")
 
+#define HAS_CAA_GET_CYCLES
+
 typedef unsigned long long cycles_t;
 
 static inline cycles_t caa_get_cycles (void)
@@ -51,7 +53,15 @@ static inline cycles_t caa_get_cycles (void)
 	return cycles;
 }
 
-#ifdef __cplusplus 
+/*
+ * Define the membarrier system call number if not yet available in the
+ * system headers.
+ */
+#ifndef __NR_membarrier
+#define __NR_membarrier		356
+#endif
+
+#ifdef __cplusplus
 }
 #endif