5 #include <sys/socket.h>
23 #if defined(__linux__)
25 #elif defined(__FreeBSD__)
26 #include "os-freebsd.h"
27 #elif defined(__NetBSD__)
28 #include "os-netbsd.h"
29 #elif defined(__sun__)
30 #include "os-solaris.h"
31 #elif defined(__APPLE__)
37 #elif defined(__CYGWIN__)
38 #include "os-windows.h"
40 #error "unsupported os"
43 #ifdef FIO_HAVE_LIBAIO
47 #ifdef FIO_HAVE_POSIXAIO
49 #ifndef FIO_OS_HAVE_AIOCB_TYPEDEF
50 typedef struct aiocb os_aiocb_t;
59 #ifndef FIO_HAVE_STRSEP
60 #include "../lib/strsep.h"
64 #define OS_MSG_DONTWAIT MSG_DONTWAIT
67 #ifndef FIO_HAVE_FADVISE
68 #define posix_fadvise(fd, off, len, advice) (0)
70 #ifndef POSIX_FADV_DONTNEED
71 #define POSIX_FADV_DONTNEED (0)
72 #define POSIX_FADV_SEQUENTIAL (0)
73 #define POSIX_FADV_RANDOM (0)
75 #endif /* FIO_HAVE_FADVISE */
77 #ifndef FIO_HAVE_CPU_AFFINITY
78 #define fio_setaffinity(pid, mask) (0)
79 #define fio_getaffinity(pid, mask) do { } while (0)
80 #define fio_cpu_clear(mask, cpu) do { } while (0)
81 #define fio_cpuset_exit(mask) (-1)
82 typedef unsigned long os_cpu_mask_t;
85 #ifndef FIO_HAVE_IOPRIO
86 #define ioprio_set(which, who, prio) (0)
89 #ifndef FIO_HAVE_ODIRECT
92 #define OS_O_DIRECT O_DIRECT
95 #ifndef FIO_HAVE_HUGETLB
98 #define FIO_HUGE_PAGE 0
101 #ifndef FIO_HUGE_PAGE
102 #define FIO_HUGE_PAGE 4194304
106 #ifndef FIO_O_NOATIME
107 #define FIO_O_NOATIME 0
111 #define OS_RAND_MAX RAND_MAX
114 #ifdef FIO_HAVE_CLOCK_MONOTONIC
115 #define FIO_TIMER_CLOCK CLOCK_MONOTONIC
117 #define FIO_TIMER_CLOCK CLOCK_REALTIME
120 #ifndef FIO_HAVE_RAWBIND
121 #define fio_lookup_raw(dev, majdev, mindev) 1
124 #ifndef FIO_PREFERRED_ENGINE
125 #define FIO_PREFERRED_ENGINE "sync"
129 #define FIO_MAX_JOBS 2048
132 #ifndef FIO_OS_HAVE_SOCKLEN_T
133 typedef socklen_t fio_socklen_t;
136 #ifdef FIO_USE_GENERIC_SWAP
137 static inline uint16_t fio_swap16(uint16_t val)
139 return (val << 8) | (val >> 8);
142 static inline uint32_t fio_swap32(uint32_t val)
144 val = ((val & 0xff00ff00UL) >> 8) | ((val & 0x00ff00ffUL) << 8);
146 return (val >> 16) | (val << 16);
149 static inline uint64_t fio_swap64(uint64_t val)
151 val = ((val & 0xff00ff00ff00ff00ULL) >> 8) |
152 ((val & 0x00ff00ff00ff00ffULL) << 8);
153 val = ((val & 0xffff0000ffff0000ULL) >> 16) |
154 ((val & 0x0000ffff0000ffffULL) << 16);
156 return (val >> 32) | (val << 32);
160 #ifdef FIO_LITTLE_ENDIAN
161 #define __le16_to_cpu(x) (x)
162 #define __le32_to_cpu(x) (x)
163 #define __le64_to_cpu(x) (x)
164 #define __cpu_to_le16(x) (x)
165 #define __cpu_to_le32(x) (x)
166 #define __cpu_to_le64(x) (x)
168 #define __le16_to_cpu(x) fio_swap16(x)
169 #define __le32_to_cpu(x) fio_swap32(x)
170 #define __le64_to_cpu(x) fio_swap64(x)
171 #define __cpu_to_le16(x) fio_swap16(x)
172 #define __cpu_to_le32(x) fio_swap32(x)
173 #define __cpu_to_le64(x) fio_swap64(x)
176 #define le16_to_cpu(val) ({ \
177 uint16_t *__val = &(val); \
178 __le16_to_cpu(*__val); \
180 #define le32_to_cpu(val) ({ \
181 uint32_t *__val = &(val); \
182 __le32_to_cpu(*__val); \
184 #define le64_to_cpu(val) ({ \
185 uint64_t *__val = &(val); \
186 __le64_to_cpu(*__val); \
188 #define cpu_to_le16(val) ({ \
189 uint16_t *__val = &(val); \
190 __cpu_to_le16(*__val); \
192 #define cpu_to_le32(val) ({ \
193 uint32_t *__val = &(val); \
194 __cpu_to_le32(*__val); \
196 #define cpu_to_le64(val) ({ \
197 uint64_t *__val = &(val); \
198 __cpu_to_le64(*__val); \
201 #ifndef FIO_HAVE_BLKTRACE
202 static inline int is_blktrace(const char *fname)
207 static inline int load_blktrace(struct thread_data *td, const char *fname)
213 #define FIO_DEF_CL_SIZE 128
215 static inline int os_cache_line_size(void)
217 #ifdef FIO_HAVE_CL_SIZE
218 int ret = arch_cache_line_size();
221 return FIO_DEF_CL_SIZE;
225 return FIO_DEF_CL_SIZE;
229 #ifdef FIO_USE_GENERIC_BDEV_SIZE
230 static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
236 end = lseek(f->fd, 0, SEEK_END);
245 #ifdef FIO_USE_GENERIC_RAND
246 typedef unsigned int os_random_state_t;
248 static inline void os_random_seed(unsigned long seed, os_random_state_t *rs)
253 static inline long os_random_long(os_random_state_t *rs)
262 #ifndef FIO_HAVE_FS_STAT
263 static inline unsigned long long get_fs_size(const char *path)
269 #ifndef FIO_HAVE_CPU_ONLINE_SYSCONF
270 static inline unsigned int cpus_online(void)
272 return sysconf(_SC_NPROCESSORS_ONLN);
276 #ifndef FIO_HAVE_GETTID
277 static inline int gettid(void)