Commit | Line | Data |
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ebac4655 JA |
1 | #ifndef FIO_OS_H |
2 | #define FIO_OS_H | |
3 | ||
a14ca44a | 4 | #include <sys/types.h> |
03e20d68 | 5 | #include <pthread.h> |
a14ca44a | 6 | #include <unistd.h> |
ecc314ba | 7 | #include <stdlib.h> |
a14ca44a | 8 | |
ebac4655 JA |
9 | #if defined(__linux__) |
10 | #include "os-linux.h" | |
11 | #elif defined(__FreeBSD__) | |
12 | #include "os-freebsd.h" | |
7452440e YT |
13 | #elif defined(__NetBSD__) |
14 | #include "os-netbsd.h" | |
2c0ecd28 JA |
15 | #elif defined(__sun__) |
16 | #include "os-solaris.h" | |
2afd826b JA |
17 | #elif defined(__APPLE__) |
18 | #include "os-mac.h" | |
bf2e821a CC |
19 | #elif defined(_AIX) |
20 | #include "os-aix.h" | |
03e20d68 BC |
21 | #elif defined(__CYGWIN__) |
22 | #include "os-windows.h" | |
ebac4655 JA |
23 | #else |
24 | #error "unsupported os" | |
25 | #endif | |
26 | ||
27 | #ifdef FIO_HAVE_LIBAIO | |
28 | #include <libaio.h> | |
29 | #endif | |
30 | ||
31 | #ifdef FIO_HAVE_POSIXAIO | |
32 | #include <aio.h> | |
33 | #endif | |
34 | ||
35 | #ifdef FIO_HAVE_SGIO | |
36 | #include <linux/fs.h> | |
37 | #include <scsi/sg.h> | |
38 | #endif | |
39 | ||
5921e80c | 40 | #ifndef FIO_HAVE_STRSEP |
00fb3c8d | 41 | #include "../lib/strsep.h" |
5921e80c JA |
42 | #endif |
43 | ||
8e239cae JA |
44 | #ifdef MSG_DONTWAIT |
45 | #define OS_MSG_DONTWAIT MSG_DONTWAIT | |
46 | #endif | |
47 | ||
ebac4655 | 48 | #ifndef FIO_HAVE_FADVISE |
ecc314ba | 49 | #define posix_fadvise(fd, off, len, advice) (0) |
ebac4655 | 50 | |
4d8947de | 51 | #ifndef POSIX_FADV_DONTNEED |
ebac4655 JA |
52 | #define POSIX_FADV_DONTNEED (0) |
53 | #define POSIX_FADV_SEQUENTIAL (0) | |
54 | #define POSIX_FADV_RANDOM (0) | |
4d8947de | 55 | #endif |
ebac4655 JA |
56 | #endif /* FIO_HAVE_FADVISE */ |
57 | ||
58 | #ifndef FIO_HAVE_CPU_AFFINITY | |
e8462bd8 | 59 | #define fio_setaffinity(pid, mask) (0) |
be4ecfdf JA |
60 | #define fio_getaffinity(pid, mask) do { } while (0) |
61 | #define fio_cpu_clear(mask, cpu) do { } while (0) | |
85daf2c1 | 62 | #define fio_cpuset_exit(mask) (-1) |
7452440e | 63 | typedef unsigned long os_cpu_mask_t; |
ebac4655 JA |
64 | #endif |
65 | ||
66 | #ifndef FIO_HAVE_IOPRIO | |
67 | #define ioprio_set(which, who, prio) (0) | |
68 | #endif | |
69 | ||
2c0ecd28 | 70 | #ifndef FIO_HAVE_ODIRECT |
7d424763 JA |
71 | #define OS_O_DIRECT 0 |
72 | #else | |
73 | #define OS_O_DIRECT O_DIRECT | |
2c0ecd28 JA |
74 | #endif |
75 | ||
74b025b0 JA |
76 | #ifndef FIO_HAVE_HUGETLB |
77 | #define SHM_HUGETLB 0 | |
4d8947de | 78 | #ifndef FIO_HUGE_PAGE |
74b025b0 | 79 | #define FIO_HUGE_PAGE 0 |
4d8947de | 80 | #endif |
74b025b0 | 81 | #else |
cb25df61 | 82 | #ifndef FIO_HUGE_PAGE |
ee0e0a71 | 83 | #define FIO_HUGE_PAGE 4194304 |
74b025b0 | 84 | #endif |
cb25df61 | 85 | #endif |
74b025b0 | 86 | |
5921e80c JA |
87 | #ifndef FIO_O_NOATIME |
88 | #define FIO_O_NOATIME 0 | |
89 | #endif | |
90 | ||
dc873b6f JA |
91 | #ifndef OS_RAND_MAX |
92 | #define OS_RAND_MAX RAND_MAX | |
93 | #endif | |
94 | ||
ecc314ba BC |
95 | #ifdef FIO_HAVE_CLOCK_MONOTONIC |
96 | #define FIO_TIMER_CLOCK CLOCK_MONOTONIC | |
97 | #else | |
98 | #define FIO_TIMER_CLOCK CLOCK_REALTIME | |
99 | #endif | |
100 | ||
07e5b264 | 101 | #ifndef FIO_HAVE_RAWBIND |
8cc7afa9 | 102 | #define fio_lookup_raw(dev, majdev, mindev) 1 |
07e5b264 JA |
103 | #endif |
104 | ||
5e62c22a JA |
105 | #ifndef FIO_HAVE_BLKTRACE |
106 | static inline int is_blktrace(const char *fname) | |
107 | { | |
108 | return 0; | |
109 | } | |
5921e80c | 110 | struct thread_data; |
5e62c22a JA |
111 | static inline int load_blktrace(struct thread_data *td, const char *fname) |
112 | { | |
113 | return 1; | |
114 | } | |
115 | #endif | |
116 | ||
eb7ccf38 JA |
117 | #define FIO_DEF_CL_SIZE 128 |
118 | ||
119 | static inline int os_cache_line_size(void) | |
120 | { | |
121 | #ifdef FIO_HAVE_CL_SIZE | |
122 | int ret = arch_cache_line_size(); | |
123 | ||
124 | if (ret <= 0) | |
125 | return FIO_DEF_CL_SIZE; | |
126 | ||
127 | return ret; | |
128 | #else | |
129 | return FIO_DEF_CL_SIZE; | |
130 | #endif | |
131 | } | |
132 | ||
792d5517 | 133 | #ifdef FIO_USE_GENERIC_BDEV_SIZE |
ecc314ba | 134 | static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes) |
792d5517 | 135 | { |
3b2e1464 | 136 | off_t end; |
792d5517 | 137 | |
3b2e1464 JA |
138 | *bytes = 0; |
139 | ||
ecc314ba | 140 | end = lseek(f->fd, 0, SEEK_END); |
792d5517 JA |
141 | if (end < 0) |
142 | return errno; | |
143 | ||
144 | *bytes = end; | |
145 | return 0; | |
146 | } | |
147 | #endif | |
148 | ||
53531370 JA |
149 | #ifdef FIO_USE_GENERIC_RAND |
150 | typedef unsigned int os_random_state_t; | |
151 | ||
152 | static inline void os_random_seed(unsigned long seed, os_random_state_t *rs) | |
153 | { | |
154 | srand(seed); | |
155 | } | |
156 | ||
157 | static inline long os_random_long(os_random_state_t *rs) | |
158 | { | |
159 | long val; | |
160 | ||
161 | val = rand_r(rs); | |
162 | return val; | |
163 | } | |
164 | #endif | |
165 | ||
2e3bd4c2 JA |
166 | #ifndef FIO_HAVE_FS_STAT |
167 | static inline unsigned long long get_fs_size(const char *path) | |
168 | { | |
169 | return 0; | |
170 | } | |
171 | #endif | |
172 | ||
ebac4655 | 173 | #endif |