21 lines
446 B
C
21 lines
446 B
C
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#ifndef __BARRIER_H
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#define __BARRIER_H
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#include <asm/compiler.h>
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#define mb() __asm__ __volatile__("mb": : :"memory")
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#define rmb() __asm__ __volatile__("mb": : :"memory")
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#define wmb() __asm__ __volatile__("wmb": : :"memory")
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#define read_barrier_depends() __asm__ __volatile__("mb": : :"memory")
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#ifdef CONFIG_SMP
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#define __ASM_SMP_MB "\tmb\n"
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#else
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#define __ASM_SMP_MB
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#endif
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#include <asm-generic/barrier.h>
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#endif /* __BARRIER_H */
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