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kernel add
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/*
* Copyright (C) 2004-2006 Atmel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ASM_AVR32_BARRIER_H
#define __ASM_AVR32_BARRIER_H
/*
* Weirdest thing ever.. no full barrier, but it has a write barrier!
*/
#define wmb() asm volatile("sync 0" : : : "memory")
#ifdef CONFIG_SMP
# error "The AVR32 port does not support SMP"
#endif
#include <asm-generic/barrier.h>
#endif /* __ASM_AVR32_BARRIER_H */
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