X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu%2Fmap%2Furcu.h;h=77b37215734bfa163fbe680a3582a5b8a0b2af66;hp=217bff56d99a48e763b9abdaedaabcd5429c1580;hb=553b7eb9da3a223368abdf3f6a5ead35acf8a20b;hpb=4de0cd31491bcb93a19c14fc1eb2a2a23ce12855

diff --git a/urcu/map/urcu.h b/urcu/map/urcu.h
index 217bff5..77b3721 100644
--- a/urcu/map/urcu.h
+++ b/urcu/map/urcu.h
@@ -38,31 +38,6 @@
 #define RCU_MEMBARRIER
 #endif
 
-/*
- * RCU_MEMBARRIER is only possibly available on Linux. Fallback to
- * RCU_MB
- * otherwise.
- */
-#if !defined(__linux__) && defined(RCU_MEMBARRIER)
-#undef RCU_MEMBARRIER
-#define RCU_MB
-#endif
-
-#ifdef RCU_MEMBARRIER
-#include <syscall.h>
-
-/* If the headers do not support SYS_membarrier, statically use RCU_MB */
-#ifdef SYS_membarrier
-# define MEMBARRIER_EXPEDITED		(1 << 0)
-# define MEMBARRIER_DELAYED		(1 << 1)
-# define MEMBARRIER_QUERY		(1 << 16)
-# define membarrier(...)		syscall(SYS_membarrier, __VA_ARGS__)
-#else
-# undef RCU_MEMBARRIER
-# define RCU_MB
-#endif
-#endif
-
 #ifdef RCU_MEMBARRIER
 
 #define rcu_read_lock			rcu_read_lock_memb