5 #include <sys/socket.h>
11 #include "../arch/arch.h"
27 #if defined(__ANDROID__)
28 #include "os-android.h"
29 #elif defined(__linux__)
31 #elif defined(__FreeBSD__)
32 #include "os-freebsd.h"
33 #elif defined(__NetBSD__)
34 #include "os-netbsd.h"
35 #elif defined(__sun__)
36 #include "os-solaris.h"
37 #elif defined(__APPLE__)
44 #include "os-windows.h"
46 #error "unsupported os"
49 #ifdef CONFIG_POSIXAIO
51 #ifndef FIO_OS_HAVE_AIOCB_TYPEDEF
52 typedef struct aiocb os_aiocb_t;
62 #include "../lib/strsep.h"
66 #define OS_MSG_DONTWAIT MSG_DONTWAIT
69 #ifndef POSIX_FADV_DONTNEED
70 #define POSIX_FADV_DONTNEED (0)
71 #define POSIX_FADV_SEQUENTIAL (0)
72 #define POSIX_FADV_RANDOM (0)
75 #ifndef FIO_HAVE_CPU_AFFINITY
76 #define fio_setaffinity(pid, mask) (0)
77 #define fio_getaffinity(pid, mask) do { } while (0)
78 #define fio_cpu_clear(mask, cpu) do { } while (0)
79 #define fio_cpuset_exit(mask) (-1)
80 typedef unsigned long os_cpu_mask_t;
83 #ifndef FIO_HAVE_IOPRIO
84 #define ioprio_set(which, who, prioclass, prio) (0)
87 #ifndef FIO_HAVE_ODIRECT
90 #define OS_O_DIRECT O_DIRECT
94 #define FIO_O_ATOMIC OS_O_ATOMIC
96 #define FIO_O_ATOMIC 0
99 #ifndef FIO_HAVE_HUGETLB
100 #define SHM_HUGETLB 0
101 #define MAP_HUGETLB 0
102 #ifndef FIO_HUGE_PAGE
103 #define FIO_HUGE_PAGE 0
106 #ifndef FIO_HUGE_PAGE
107 #define FIO_HUGE_PAGE 4194304
111 #ifndef FIO_HAVE_MMAP_HUGE
112 #define MAP_HUGETLB 0
115 #ifndef FIO_O_NOATIME
116 #define FIO_O_NOATIME 0
120 #define OS_RAND_MAX RAND_MAX
123 #ifndef FIO_HAVE_RAWBIND
124 #define fio_lookup_raw(dev, majdev, mindev) 1
127 #ifndef FIO_PREFERRED_ENGINE
128 #define FIO_PREFERRED_ENGINE "sync"
131 #ifndef FIO_OS_PATH_SEPARATOR
132 #define FIO_OS_PATH_SEPARATOR "/"
135 #ifndef FIO_PREFERRED_CLOCK_SOURCE
136 #ifdef CONFIG_CLOCK_GETTIME
137 #define FIO_PREFERRED_CLOCK_SOURCE CS_CGETTIME
139 #define FIO_PREFERRED_CLOCK_SOURCE CS_GTOD
144 #define FIO_MAX_JOBS 2048
147 #ifndef CONFIG_SOCKLEN_T
148 typedef unsigned int socklen_t;
151 #ifndef FIO_OS_HAS_CTIME_R
152 #define os_ctime_r(x, y, z) (void) ctime_r((x), (y))
155 #ifdef FIO_USE_GENERIC_SWAP
156 static inline uint16_t fio_swap16(uint16_t val)
158 return (val << 8) | (val >> 8);
161 static inline uint32_t fio_swap32(uint32_t val)
163 val = ((val & 0xff00ff00UL) >> 8) | ((val & 0x00ff00ffUL) << 8);
165 return (val >> 16) | (val << 16);
168 static inline uint64_t fio_swap64(uint64_t val)
170 val = ((val & 0xff00ff00ff00ff00ULL) >> 8) |
171 ((val & 0x00ff00ff00ff00ffULL) << 8);
172 val = ((val & 0xffff0000ffff0000ULL) >> 16) |
173 ((val & 0x0000ffff0000ffffULL) << 16);
175 return (val >> 32) | (val << 32);
179 #ifndef FIO_HAVE_BYTEORDER_FUNCS
180 #ifdef CONFIG_LITTLE_ENDIAN
181 #define __le16_to_cpu(x) (x)
182 #define __le32_to_cpu(x) (x)
183 #define __le64_to_cpu(x) (x)
184 #define __cpu_to_le16(x) (x)
185 #define __cpu_to_le32(x) (x)
186 #define __cpu_to_le64(x) (x)
188 #define __le16_to_cpu(x) fio_swap16(x)
189 #define __le32_to_cpu(x) fio_swap32(x)
190 #define __le64_to_cpu(x) fio_swap64(x)
191 #define __cpu_to_le16(x) fio_swap16(x)
192 #define __cpu_to_le32(x) fio_swap32(x)
193 #define __cpu_to_le64(x) fio_swap64(x)
195 #endif /* FIO_HAVE_BYTEORDER_FUNCS */
197 #define le16_to_cpu(val) ({ \
198 uint16_t *__val = &(val); \
199 __le16_to_cpu(*__val); \
201 #define le32_to_cpu(val) ({ \
202 uint32_t *__val = &(val); \
203 __le32_to_cpu(*__val); \
205 #define le64_to_cpu(val) ({ \
206 uint64_t *__val = &(val); \
207 __le64_to_cpu(*__val); \
209 #define cpu_to_le16(val) ({ \
210 uint16_t *__val = &(val); \
211 __cpu_to_le16(*__val); \
213 #define cpu_to_le32(val) ({ \
214 uint32_t *__val = &(val); \
215 __cpu_to_le32(*__val); \
217 #define cpu_to_le64(val) ({ \
218 uint64_t *__val = &(val); \
219 __cpu_to_le64(*__val); \
222 #ifndef FIO_HAVE_BLKTRACE
223 static inline int is_blktrace(const char *fname)
228 static inline int load_blktrace(struct thread_data *td, const char *fname)
234 #define FIO_DEF_CL_SIZE 128
236 static inline int os_cache_line_size(void)
238 #ifdef FIO_HAVE_CL_SIZE
239 int ret = arch_cache_line_size();
242 return FIO_DEF_CL_SIZE;
246 return FIO_DEF_CL_SIZE;
250 #ifdef FIO_USE_GENERIC_BDEV_SIZE
251 static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
257 end = lseek(f->fd, 0, SEEK_END);
266 #ifdef FIO_USE_GENERIC_RAND
267 typedef unsigned int os_random_state_t;
269 static inline void os_random_seed(unsigned long seed, os_random_state_t *rs)
274 static inline long os_random_long(os_random_state_t *rs)
283 #ifdef FIO_USE_GENERIC_INIT_RANDOM_STATE
284 extern void td_fill_rand_seeds(struct thread_data *td);
286 * Initialize the various random states we need (random io, block size ranges,
287 * read/write mix, etc).
289 static inline int init_random_state(struct thread_data *td, unsigned long *rand_seeds, int size)
293 fd = open("/dev/urandom", O_RDONLY);
298 if (read(fd, rand_seeds, size) < size) {
304 td_fill_rand_seeds(td);
309 #ifndef FIO_HAVE_FS_STAT
310 static inline unsigned long long get_fs_size(const char *path)
316 #ifndef FIO_HAVE_CPU_ONLINE_SYSCONF
317 static inline unsigned int cpus_online(void)
319 return sysconf(_SC_NPROCESSORS_ONLN);
323 #ifndef FIO_HAVE_GETTID
324 static inline int gettid(void)