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31 lines
647 B
31 lines
647 B
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) 2018 FUJITSU LIMITED. All rights reserved.
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* Author: Xiao Yang <yangx.jy@cn.fujitsu.com>
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*/
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#ifndef PREADV2_H
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#define PREADV2_H
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#include "config.h"
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#include "lapi/syscalls.h"
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#ifndef RWF_NOWAIT
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# define RWF_NOWAIT 0x00000008
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#endif
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#if !defined(HAVE_PREADV2)
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/* LO_HI_LONG taken from glibc */
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# define LO_HI_LONG(val) (long) (val), (long) (((uint64_t) (val)) >> 32)
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ssize_t preadv2(int fd, const struct iovec *iov, int iovcnt, off_t offset,
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int flags)
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{
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return tst_syscall(__NR_preadv2, fd, iov, iovcnt,
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LO_HI_LONG(offset), flags);
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}
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#endif
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#endif /* PREADV2_H */
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