25 lines
638 B
C
25 lines
638 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2011 RedHat, Inc.
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* All Rights Reserved.
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*/
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#ifndef __ATOMIC_H__
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#define __ATOMIC_H__
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/*
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* Warning: These are not really atomic at all. They are wrappers around the
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* kernel atomic variable interface. If we do need these variables to be atomic
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* (due to multithreading of the code that uses them) we need to add some
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* pthreads magic here.
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*/
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typedef int32_t atomic_t;
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typedef int64_t atomic64_t;
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#define atomic_inc_return(x) (++(*(x)))
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#define atomic_dec_return(x) (--(*(x)))
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#define atomic64_read(x) *(x)
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#define atomic64_set(x, v) (*(x) = v)
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#endif /* __ATOMIC_H__ */
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