/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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#ifndef FADVISE_H_INCLUDED
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#define FADVISE_H_INCLUDED
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#define POSIX_FADV_NORMAL 0 /* No further special treatment. */
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#define POSIX_FADV_RANDOM 1 /* Expect random page references. */
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#define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */
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#define POSIX_FADV_WILLNEED 3 /* Will need these pages. */
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/*
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* The advise values for POSIX_FADV_DONTNEED and POSIX_ADV_NOREUSE
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* for s390-64 differ from the values for the rest of the world.
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*/
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#if defined(__s390x__)
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#define POSIX_FADV_DONTNEED 6 /* Don't need these pages. */
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#define POSIX_FADV_NOREUSE 7 /* Data will be accessed once. */
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#else
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#define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */
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#define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */
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#endif
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#endif /* FADVISE_H_INCLUDED */
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