android_kernel_samsung_hero.../arch/frv/include/asm/barrier.h
2016-08-17 16:41:52 +08:00

23 lines
720 B
C

/* 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 */