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-rw-r--r--include/sys/membarrier.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/sys/membarrier.h b/include/sys/membarrier.h
new file mode 100644
index 00000000..10cb3108
--- /dev/null
+++ b/include/sys/membarrier.h
@@ -0,0 +1,17 @@
+#ifndef _SYS_MEMBARRIER_H
+#define _SYS_MEMBARRIER_H
+
+#define MEMBARRIER_CMD_QUERY 0
+#define MEMBARRIER_CMD_GLOBAL 1
+#define MEMBARRIER_CMD_GLOBAL_EXPEDITED 2
+#define MEMBARRIER_CMD_REGISTER_GLOBAL_EXPEDITED 4
+#define MEMBARRIER_CMD_PRIVATE_EXPEDITED 8
+#define MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED 16
+#define MEMBARRIER_CMD_PRIVATE_EXPEDITED_SYNC_CORE 32
+#define MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_SYNC_CORE 64
+
+#define MEMBARRIER_CMD_SHARED MEMBARRIER_CMD_GLOBAL
+
+int membarrier(int, int);
+
+#endif