CPU set creation and destruction can fail on some platforms
[fio.git] / os / os.h
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1#ifndef FIO_OS_H
2#define FIO_OS_H
3
4#if defined(__linux__)
5#include "os-linux.h"
6#elif defined(__FreeBSD__)
7#include "os-freebsd.h"
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8#elif defined(__sun__)
9#include "os-solaris.h"
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10#else
11#error "unsupported os"
12#endif
13
14#ifdef FIO_HAVE_LIBAIO
15#include <libaio.h>
16#endif
17
18#ifdef FIO_HAVE_POSIXAIO
19#include <aio.h>
20#endif
21
22#ifdef FIO_HAVE_SGIO
23#include <linux/fs.h>
24#include <scsi/sg.h>
25#endif
26
5921e80c 27#ifndef FIO_HAVE_STRSEP
00fb3c8d 28#include "../lib/strsep.h"
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29#endif
30
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31#ifndef FIO_HAVE_FADVISE
32#define fadvise(fd, off, len, advice) (0)
33
4d8947de 34#ifndef POSIX_FADV_DONTNEED
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35#define POSIX_FADV_DONTNEED (0)
36#define POSIX_FADV_SEQUENTIAL (0)
37#define POSIX_FADV_RANDOM (0)
4d8947de 38#endif
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39#endif /* FIO_HAVE_FADVISE */
40
41#ifndef FIO_HAVE_CPU_AFFINITY
42#define fio_setaffinity(td) (0)
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43#define fio_getaffinity(pid, mask) do { } while (0)
44#define fio_cpu_clear(mask, cpu) do { } while (0)
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45#endif
46
47#ifndef FIO_HAVE_IOPRIO
48#define ioprio_set(which, who, prio) (0)
49#endif
50
2c0ecd28 51#ifndef FIO_HAVE_ODIRECT
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52#define OS_O_DIRECT 0
53#else
54#define OS_O_DIRECT O_DIRECT
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55#endif
56
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57#ifndef FIO_HAVE_HUGETLB
58#define SHM_HUGETLB 0
4d8947de 59#ifndef FIO_HUGE_PAGE
74b025b0 60#define FIO_HUGE_PAGE 0
4d8947de 61#endif
74b025b0 62#else
cb25df61 63#ifndef FIO_HUGE_PAGE
ee0e0a71 64#define FIO_HUGE_PAGE 4194304
74b025b0 65#endif
cb25df61 66#endif
74b025b0 67
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68#ifndef FIO_O_NOATIME
69#define FIO_O_NOATIME 0
70#endif
71
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72#ifndef OS_RAND_MAX
73#define OS_RAND_MAX RAND_MAX
74#endif
75
07e5b264 76#ifndef FIO_HAVE_RAWBIND
8cc7afa9 77#define fio_lookup_raw(dev, majdev, mindev) 1
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78#endif
79
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80#ifndef FIO_HAVE_BLKTRACE
81static inline int is_blktrace(const char *fname)
82{
83 return 0;
84}
5921e80c 85struct thread_data;
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86static inline int load_blktrace(struct thread_data *td, const char *fname)
87{
88 return 1;
89}
90#endif
91
ebac4655 92#endif