5 #include <sys/socket.h>
25 #if defined(__ANDROID__)
26 #include "os-android.h"
27 #elif defined(__linux__)
29 #elif defined(__FreeBSD__)
30 #include "os-freebsd.h"
31 #elif defined(__NetBSD__)
32 #include "os-netbsd.h"
33 #elif defined(__sun__)
34 #include "os-solaris.h"
35 #elif defined(__APPLE__)
42 #include "os-windows.h"
44 #error "unsupported os"
47 #ifdef CONFIG_POSIXAIO
49 #ifndef FIO_OS_HAVE_AIOCB_TYPEDEF
50 typedef struct aiocb os_aiocb_t;
60 #include "../lib/strsep.h"
64 #define OS_MSG_DONTWAIT MSG_DONTWAIT
67 #ifndef POSIX_FADV_DONTNEED
68 #define POSIX_FADV_DONTNEED (0)
69 #define POSIX_FADV_SEQUENTIAL (0)
70 #define POSIX_FADV_RANDOM (0)
73 #ifndef FIO_HAVE_CPU_AFFINITY
74 #define fio_setaffinity(pid, mask) (0)
75 #define fio_getaffinity(pid, mask) do { } while (0)
76 #define fio_cpu_clear(mask, cpu) do { } while (0)
77 #define fio_cpuset_exit(mask) (-1)
78 typedef unsigned long os_cpu_mask_t;
81 #ifndef FIO_HAVE_IOPRIO
82 #define ioprio_set(which, who, prio) (0)
85 #ifndef FIO_HAVE_ODIRECT
88 #define OS_O_DIRECT O_DIRECT
91 #ifndef FIO_HAVE_HUGETLB
95 #define FIO_HUGE_PAGE 0
99 #define FIO_HUGE_PAGE 4194304
103 #ifndef FIO_HAVE_MMAP_HUGE
104 #define MAP_HUGETLB 0
107 #ifndef FIO_O_NOATIME
108 #define FIO_O_NOATIME 0
112 #define OS_RAND_MAX RAND_MAX
115 #ifndef FIO_HAVE_RAWBIND
116 #define fio_lookup_raw(dev, majdev, mindev) 1
119 #ifndef FIO_PREFERRED_ENGINE
120 #define FIO_PREFERRED_ENGINE "sync"
123 #ifndef FIO_OS_PATH_SEPARATOR
124 #define FIO_OS_PATH_SEPARATOR "/"
127 #ifndef FIO_PREFERRED_CLOCK_SOURCE
128 #ifdef CONFIG_CLOCK_GETTIME
129 #define FIO_PREFERRED_CLOCK_SOURCE CS_CGETTIME
131 #define FIO_PREFERRED_CLOCK_SOURCE CS_GTOD
136 #define FIO_MAX_JOBS 2048
139 #ifndef CONFIG_SOCKLEN_T
140 typedef unsigned int socklen_t;
143 #ifndef FIO_OS_HAS_CTIME_R
144 #define os_ctime_r(x, y, z) (void) ctime_r((x), (y))
147 #ifdef FIO_USE_GENERIC_SWAP
148 static inline uint16_t fio_swap16(uint16_t val)
150 return (val << 8) | (val >> 8);
153 static inline uint32_t fio_swap32(uint32_t val)
155 val = ((val & 0xff00ff00UL) >> 8) | ((val & 0x00ff00ffUL) << 8);
157 return (val >> 16) | (val << 16);
160 static inline uint64_t fio_swap64(uint64_t val)
162 val = ((val & 0xff00ff00ff00ff00ULL) >> 8) |
163 ((val & 0x00ff00ff00ff00ffULL) << 8);
164 val = ((val & 0xffff0000ffff0000ULL) >> 16) |
165 ((val & 0x0000ffff0000ffffULL) << 16);
167 return (val >> 32) | (val << 32);
171 #ifndef FIO_HAVE_BYTEORDER_FUNCS
172 #ifdef CONFIG_LITTLE_ENDIAN
173 #define __le16_to_cpu(x) (x)
174 #define __le32_to_cpu(x) (x)
175 #define __le64_to_cpu(x) (x)
176 #define __cpu_to_le16(x) (x)
177 #define __cpu_to_le32(x) (x)
178 #define __cpu_to_le64(x) (x)
180 #define __le16_to_cpu(x) fio_swap16(x)
181 #define __le32_to_cpu(x) fio_swap32(x)
182 #define __le64_to_cpu(x) fio_swap64(x)
183 #define __cpu_to_le16(x) fio_swap16(x)
184 #define __cpu_to_le32(x) fio_swap32(x)
185 #define __cpu_to_le64(x) fio_swap64(x)
187 #endif /* FIO_HAVE_BYTEORDER_FUNCS */
189 #define le16_to_cpu(val) ({ \
190 uint16_t *__val = &(val); \
191 __le16_to_cpu(*__val); \
193 #define le32_to_cpu(val) ({ \
194 uint32_t *__val = &(val); \
195 __le32_to_cpu(*__val); \
197 #define le64_to_cpu(val) ({ \
198 uint64_t *__val = &(val); \
199 __le64_to_cpu(*__val); \
201 #define cpu_to_le16(val) ({ \
202 uint16_t *__val = &(val); \
203 __cpu_to_le16(*__val); \
205 #define cpu_to_le32(val) ({ \
206 uint32_t *__val = &(val); \
207 __cpu_to_le32(*__val); \
209 #define cpu_to_le64(val) ({ \
210 uint64_t *__val = &(val); \
211 __cpu_to_le64(*__val); \
214 #ifndef FIO_HAVE_BLKTRACE
215 static inline int is_blktrace(const char *fname)
220 static inline int load_blktrace(struct thread_data *td, const char *fname)
226 #define FIO_DEF_CL_SIZE 128
228 static inline int os_cache_line_size(void)
230 #ifdef FIO_HAVE_CL_SIZE
231 int ret = arch_cache_line_size();
234 return FIO_DEF_CL_SIZE;
238 return FIO_DEF_CL_SIZE;
242 #ifdef FIO_USE_GENERIC_BDEV_SIZE
243 static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
249 end = lseek(f->fd, 0, SEEK_END);
258 #ifdef FIO_USE_GENERIC_RAND
259 typedef unsigned int os_random_state_t;
261 static inline void os_random_seed(unsigned long seed, os_random_state_t *rs)
266 static inline long os_random_long(os_random_state_t *rs)
275 #ifdef FIO_USE_GENERIC_INIT_RANDOM_STATE
276 extern void td_fill_rand_seeds(struct thread_data *td);
278 * Initialize the various random states we need (random io, block size ranges,
279 * read/write mix, etc).
281 static inline int init_random_state(struct thread_data *td, unsigned long *rand_seeds, int size)
285 fd = open("/dev/urandom", O_RDONLY);
290 if (read(fd, rand_seeds, size) < size) {
296 td_fill_rand_seeds(td);
301 #ifndef FIO_HAVE_FS_STAT
302 static inline unsigned long long get_fs_size(const char *path)
308 #ifndef FIO_HAVE_CPU_ONLINE_SYSCONF
309 static inline unsigned int cpus_online(void)
311 return sysconf(_SC_NPROCESSORS_ONLN);
315 #ifndef FIO_HAVE_GETTID
316 static inline int gettid(void)