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9a70e97fe1
Unfortunately macOS has obj-C keyword "fallthrough" in the OS headers. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Damian Szuberski <szuberskidamian@gmail.com> Signed-off-by: Jorgen Lundman <lundman@lundman.net> Closes #13097
103 lines
3.3 KiB
C
103 lines
3.3 KiB
C
/*
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* Copyright (c) 2010 Isilon Systems, Inc.
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* Copyright (c) 2010 iXsystems, Inc.
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* Copyright (c) 2010 Panasas, Inc.
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* Copyright (c) 2013-2016 Mellanox Technologies, Ltd.
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* Copyright (c) 2015 François Tigeot
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _LINUX_COMPILER_H_
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#define _LINUX_COMPILER_H_
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#include <sys/cdefs.h>
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#define __user
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#define __kernel
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#define __safe
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#define __force
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#define __nocast
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#define __iomem
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#define __chk_user_ptr(x) ((void)0)
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#define __chk_io_ptr(x) ((void)0)
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#define __builtin_warning(x, y...) (1)
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#define __acquires(x)
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#define __releases(x)
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#define __acquire(x) do { } while (0)
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#define __release(x) do { } while (0)
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#define __cond_lock(x, c) (c)
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#define __bitwise
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#define __devinitdata
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#define __deprecated
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#define __init
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#define __initconst
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#define __devinit
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#define __devexit
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#define __exit
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#define __rcu
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#define __percpu
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#define __weak __weak_symbol
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#define __malloc
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#define ___stringify(...) #__VA_ARGS__
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#define __stringify(...) ___stringify(__VA_ARGS__)
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#define __attribute_const__ __attribute__((__const__))
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#undef __always_inline
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#define __always_inline inline
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#define noinline __noinline
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#define ____cacheline_aligned __aligned(CACHE_LINE_SIZE)
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#define zfs_fallthrough __attribute__((__fallthrough__))
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#if !defined(_KERNEL) && !defined(_STANDALONE)
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#define likely(x) __builtin_expect(!!(x), 1)
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#define unlikely(x) __builtin_expect(!!(x), 0)
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#endif
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#define typeof(x) __typeof(x)
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#define uninitialized_var(x) x = x
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#define __maybe_unused __unused
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#define __always_unused __unused
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#define __must_check __result_use_check
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#define __printf(a, b) __printflike(a, b)
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#define barrier() __asm__ __volatile__("": : :"memory")
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#define smp_rmb() rmb()
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#define ___PASTE(a, b) a##b
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#define __PASTE(a, b) ___PASTE(a, b)
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#define ACCESS_ONCE(x) (*(volatile __typeof(x) *)&(x))
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#define WRITE_ONCE(x, v) do { \
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barrier(); \
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ACCESS_ONCE(x) = (v); \
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barrier(); \
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} while (0)
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#define lockless_dereference(p) READ_ONCE(p)
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#define _AT(T, X) ((T)(X))
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#endif /* _LINUX_COMPILER_H_ */
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