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-rw-r--r--kernel/arch/frv/include/asm/barrier.h23
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diff --git a/kernel/arch/frv/include/asm/barrier.h b/kernel/arch/frv/include/asm/barrier.h
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+++ b/kernel/arch/frv/include/asm/barrier.h
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+/* FR-V CPU memory barrier definitions
+ *
+ * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _ASM_BARRIER_H
+#define _ASM_BARRIER_H
+
+#define nop() asm volatile ("nop"::)
+
+#define mb() asm volatile ("membar" : : :"memory")
+#define rmb() asm volatile ("membar" : : :"memory")
+#define wmb() asm volatile ("membar" : : :"memory")
+
+#include <asm-generic/barrier.h>
+
+#endif /* _ASM_BARRIER_H */