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 | |
cca84643 JA |
9 | enum { |
10 | os_linux = 1, | |
11 | os_aix, | |
12 | os_freebsd, | |
13 | os_hpux, | |
14 | os_mac, | |
15 | os_netbsd, | |
16 | os_solaris, | |
17 | os_windows, | |
18 | ||
19 | os_nr, | |
20 | }; | |
21 | ||
ebac4655 JA |
22 | #if defined(__linux__) |
23 | #include "os-linux.h" | |
24 | #elif defined(__FreeBSD__) | |
25 | #include "os-freebsd.h" | |
7452440e YT |
26 | #elif defined(__NetBSD__) |
27 | #include "os-netbsd.h" | |
2c0ecd28 JA |
28 | #elif defined(__sun__) |
29 | #include "os-solaris.h" | |
2afd826b JA |
30 | #elif defined(__APPLE__) |
31 | #include "os-mac.h" | |
bf2e821a CC |
32 | #elif defined(_AIX) |
33 | #include "os-aix.h" | |
c00a2289 JA |
34 | #elif defined(__hpux) |
35 | #include "os-hpux.h" | |
03e20d68 BC |
36 | #elif defined(__CYGWIN__) |
37 | #include "os-windows.h" | |
ebac4655 JA |
38 | #else |
39 | #error "unsupported os" | |
40 | #endif | |
41 | ||
42 | #ifdef FIO_HAVE_LIBAIO | |
43 | #include <libaio.h> | |
44 | #endif | |
45 | ||
46 | #ifdef FIO_HAVE_POSIXAIO | |
47 | #include <aio.h> | |
e97c1442 JA |
48 | #ifndef FIO_OS_HAVE_AIOCB_TYPEDEF |
49 | typedef struct aiocb os_aiocb_t; | |
50 | #endif | |
ebac4655 JA |
51 | #endif |
52 | ||
53 | #ifdef FIO_HAVE_SGIO | |
54 | #include <linux/fs.h> | |
55 | #include <scsi/sg.h> | |
56 | #endif | |
57 | ||
5921e80c | 58 | #ifndef FIO_HAVE_STRSEP |
00fb3c8d | 59 | #include "../lib/strsep.h" |
5921e80c JA |
60 | #endif |
61 | ||
8e239cae JA |
62 | #ifdef MSG_DONTWAIT |
63 | #define OS_MSG_DONTWAIT MSG_DONTWAIT | |
64 | #endif | |
65 | ||
ebac4655 | 66 | #ifndef FIO_HAVE_FADVISE |
ecc314ba | 67 | #define posix_fadvise(fd, off, len, advice) (0) |
ebac4655 | 68 | |
4d8947de | 69 | #ifndef POSIX_FADV_DONTNEED |
ebac4655 JA |
70 | #define POSIX_FADV_DONTNEED (0) |
71 | #define POSIX_FADV_SEQUENTIAL (0) | |
72 | #define POSIX_FADV_RANDOM (0) | |
4d8947de | 73 | #endif |
ebac4655 JA |
74 | #endif /* FIO_HAVE_FADVISE */ |
75 | ||
76 | #ifndef FIO_HAVE_CPU_AFFINITY | |
e8462bd8 | 77 | #define fio_setaffinity(pid, mask) (0) |
be4ecfdf JA |
78 | #define fio_getaffinity(pid, mask) do { } while (0) |
79 | #define fio_cpu_clear(mask, cpu) do { } while (0) | |
85daf2c1 | 80 | #define fio_cpuset_exit(mask) (-1) |
7452440e | 81 | typedef unsigned long os_cpu_mask_t; |
ebac4655 JA |
82 | #endif |
83 | ||
84 | #ifndef FIO_HAVE_IOPRIO | |
85 | #define ioprio_set(which, who, prio) (0) | |
86 | #endif | |
87 | ||
2c0ecd28 | 88 | #ifndef FIO_HAVE_ODIRECT |
7d424763 JA |
89 | #define OS_O_DIRECT 0 |
90 | #else | |
91 | #define OS_O_DIRECT O_DIRECT | |
2c0ecd28 JA |
92 | #endif |
93 | ||
74b025b0 JA |
94 | #ifndef FIO_HAVE_HUGETLB |
95 | #define SHM_HUGETLB 0 | |
4d8947de | 96 | #ifndef FIO_HUGE_PAGE |
74b025b0 | 97 | #define FIO_HUGE_PAGE 0 |
4d8947de | 98 | #endif |
74b025b0 | 99 | #else |
cb25df61 | 100 | #ifndef FIO_HUGE_PAGE |
ee0e0a71 | 101 | #define FIO_HUGE_PAGE 4194304 |
74b025b0 | 102 | #endif |
cb25df61 | 103 | #endif |
74b025b0 | 104 | |
5921e80c JA |
105 | #ifndef FIO_O_NOATIME |
106 | #define FIO_O_NOATIME 0 | |
107 | #endif | |
108 | ||
dc873b6f JA |
109 | #ifndef OS_RAND_MAX |
110 | #define OS_RAND_MAX RAND_MAX | |
111 | #endif | |
112 | ||
ecc314ba BC |
113 | #ifdef FIO_HAVE_CLOCK_MONOTONIC |
114 | #define FIO_TIMER_CLOCK CLOCK_MONOTONIC | |
115 | #else | |
116 | #define FIO_TIMER_CLOCK CLOCK_REALTIME | |
117 | #endif | |
118 | ||
07e5b264 | 119 | #ifndef FIO_HAVE_RAWBIND |
8cc7afa9 | 120 | #define fio_lookup_raw(dev, majdev, mindev) 1 |
07e5b264 JA |
121 | #endif |
122 | ||
58483fa4 JA |
123 | #ifndef FIO_PREFERRED_ENGINE |
124 | #define FIO_PREFERRED_ENGINE "sync" | |
125 | #endif | |
126 | ||
fca70358 JA |
127 | #ifndef FIO_MAX_JOBS |
128 | #define FIO_MAX_JOBS 2048 | |
129 | #endif | |
130 | ||
5ba13ea6 JA |
131 | #ifndef FIO_OS_HAVE_SOCKLEN_T |
132 | typedef socklen_t fio_socklen_t; | |
133 | #endif | |
134 | ||
901ebe18 | 135 | #ifdef FIO_USE_GENERIC_SWAP |
9677bec3 | 136 | static inline uint16_t fio_swap16(uint16_t val) |
232f9b73 JA |
137 | { |
138 | return (val << 8) | (val >> 8); | |
139 | } | |
140 | ||
901ebe18 | 141 | static inline uint32_t fio_swap32(uint32_t val) |
232f9b73 JA |
142 | { |
143 | val = ((val & 0xff00ff00UL) >> 8) | ((val & 0x00ff00ffUL) << 8); | |
144 | ||
145 | return (val >> 16) | (val << 16); | |
146 | } | |
147 | ||
901ebe18 | 148 | static inline uint64_t fio_swap64(uint64_t val) |
232f9b73 JA |
149 | { |
150 | val = ((val & 0xff00ff00ff00ff00ULL) >> 8) | | |
151 | ((val & 0x00ff00ff00ff00ffULL) << 8); | |
152 | val = ((val & 0xffff0000ffff0000ULL) >> 16) | | |
153 | ((val & 0x0000ffff0000ffffULL) << 16); | |
154 | ||
155 | return (val >> 32) | (val << 32); | |
156 | } | |
157 | #endif | |
158 | ||
8111092f JA |
159 | #ifdef FIO_LITTLE_ENDIAN |
160 | #define __le16_to_cpu(x) (x) | |
161 | #define __le32_to_cpu(x) (x) | |
162 | #define __le64_to_cpu(x) (x) | |
163 | #define __cpu_to_le16(x) (x) | |
164 | #define __cpu_to_le32(x) (x) | |
165 | #define __cpu_to_le64(x) (x) | |
166 | #else | |
167 | #define __le16_to_cpu(x) fio_swap16(x) | |
168 | #define __le32_to_cpu(x) fio_swap32(x) | |
169 | #define __le64_to_cpu(x) fio_swap64(x) | |
170 | #define __cpu_to_le16(x) fio_swap16(x) | |
171 | #define __cpu_to_le32(x) fio_swap32(x) | |
172 | #define __cpu_to_le64(x) fio_swap64(x) | |
173 | #endif | |
174 | ||
175 | #define le16_to_cpu(val) ({ \ | |
176 | uint16_t *__val = &(val); \ | |
177 | __le16_to_cpu(*__val); \ | |
178 | }) | |
179 | #define le32_to_cpu(val) ({ \ | |
180 | uint32_t *__val = &(val); \ | |
181 | __le32_to_cpu(*__val); \ | |
182 | }) | |
183 | #define le64_to_cpu(val) ({ \ | |
184 | uint64_t *__val = &(val); \ | |
185 | __le64_to_cpu(*__val); \ | |
186 | }) | |
187 | #define cpu_to_le16(val) ({ \ | |
188 | uint16_t *__val = &(val); \ | |
189 | __cpu_to_le16(*__val); \ | |
190 | }) | |
191 | #define cpu_to_le32(val) ({ \ | |
192 | uint32_t *__val = &(val); \ | |
193 | __cpu_to_le32(*__val); \ | |
194 | }) | |
195 | #define cpu_to_le64(val) ({ \ | |
196 | uint64_t *__val = &(val); \ | |
197 | __cpu_to_le64(*__val); \ | |
198 | }) | |
199 | ||
5e62c22a JA |
200 | #ifndef FIO_HAVE_BLKTRACE |
201 | static inline int is_blktrace(const char *fname) | |
202 | { | |
203 | return 0; | |
204 | } | |
5921e80c | 205 | struct thread_data; |
5e62c22a JA |
206 | static inline int load_blktrace(struct thread_data *td, const char *fname) |
207 | { | |
208 | return 1; | |
209 | } | |
210 | #endif | |
211 | ||
eb7ccf38 JA |
212 | #define FIO_DEF_CL_SIZE 128 |
213 | ||
214 | static inline int os_cache_line_size(void) | |
215 | { | |
216 | #ifdef FIO_HAVE_CL_SIZE | |
217 | int ret = arch_cache_line_size(); | |
218 | ||
219 | if (ret <= 0) | |
220 | return FIO_DEF_CL_SIZE; | |
221 | ||
222 | return ret; | |
223 | #else | |
224 | return FIO_DEF_CL_SIZE; | |
225 | #endif | |
226 | } | |
227 | ||
792d5517 | 228 | #ifdef FIO_USE_GENERIC_BDEV_SIZE |
ecc314ba | 229 | static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes) |
792d5517 | 230 | { |
3b2e1464 | 231 | off_t end; |
792d5517 | 232 | |
3b2e1464 JA |
233 | *bytes = 0; |
234 | ||
ecc314ba | 235 | end = lseek(f->fd, 0, SEEK_END); |
792d5517 JA |
236 | if (end < 0) |
237 | return errno; | |
238 | ||
239 | *bytes = end; | |
240 | return 0; | |
241 | } | |
242 | #endif | |
243 | ||
53531370 JA |
244 | #ifdef FIO_USE_GENERIC_RAND |
245 | typedef unsigned int os_random_state_t; | |
246 | ||
247 | static inline void os_random_seed(unsigned long seed, os_random_state_t *rs) | |
248 | { | |
249 | srand(seed); | |
250 | } | |
251 | ||
252 | static inline long os_random_long(os_random_state_t *rs) | |
253 | { | |
254 | long val; | |
255 | ||
256 | val = rand_r(rs); | |
257 | return val; | |
258 | } | |
259 | #endif | |
260 | ||
2e3bd4c2 JA |
261 | #ifndef FIO_HAVE_FS_STAT |
262 | static inline unsigned long long get_fs_size(const char *path) | |
263 | { | |
264 | return 0; | |
265 | } | |
266 | #endif | |
267 | ||
c00a2289 JA |
268 | #ifndef FIO_HAVE_CPU_ONLINE_SYSCONF |
269 | static inline unsigned int cpus_online(void) | |
270 | { | |
271 | return sysconf(_SC_NPROCESSORS_ONLN); | |
272 | } | |
273 | #endif | |
274 | ||
47f767c1 JA |
275 | #ifndef FIO_HAVE_GETTID |
276 | static inline int gettid(void) | |
277 | { | |
278 | return getpid(); | |
279 | } | |
280 | #endif | |
281 | ||
ebac4655 | 282 | #endif |