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- /*
- * Copied from the kernel sources to tools/:
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2001 - 2012 Tensilica Inc.
- */
- #ifndef _TOOLS_LINUX_XTENSA_SYSTEM_H
- #define _TOOLS_LINUX_XTENSA_SYSTEM_H
- #define mb() ({ __asm__ __volatile__("memw" : : : "memory"); })
- #define rmb() barrier()
- #define wmb() mb()
- #endif /* _TOOLS_LINUX_XTENSA_SYSTEM_H */
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