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
93 #ifndef FIO_HAVE_HUGETLB
97 #define FIO_HUGE_PAGE 0
100 #ifndef FIO_HUGE_PAGE
101 #define FIO_HUGE_PAGE 4194304
105 #ifndef FIO_HAVE_MMAP_HUGE
106 #define MAP_HUGETLB 0
109 #ifndef FIO_O_NOATIME
110 #define FIO_O_NOATIME 0
114 #define OS_RAND_MAX RAND_MAX
117 #ifndef FIO_HAVE_RAWBIND
118 #define fio_lookup_raw(dev, majdev, mindev) 1
121 #ifndef FIO_PREFERRED_ENGINE
122 #define FIO_PREFERRED_ENGINE "sync"
125 #ifndef FIO_OS_PATH_SEPARATOR
126 #define FIO_OS_PATH_SEPARATOR "/"
129 #ifndef FIO_PREFERRED_CLOCK_SOURCE
130 #ifdef CONFIG_CLOCK_GETTIME
131 #define FIO_PREFERRED_CLOCK_SOURCE CS_CGETTIME
133 #define FIO_PREFERRED_CLOCK_SOURCE CS_GTOD
138 #define FIO_MAX_JOBS 2048
141 #ifndef CONFIG_SOCKLEN_T
142 typedef unsigned int socklen_t;
145 #ifndef FIO_OS_HAS_CTIME_R
146 #define os_ctime_r(x, y, z) (void) ctime_r((x), (y))
149 #ifdef FIO_USE_GENERIC_SWAP
150 static inline uint16_t fio_swap16(uint16_t val)
152 return (val << 8) | (val >> 8);
155 static inline uint32_t fio_swap32(uint32_t val)
157 val = ((val & 0xff00ff00UL) >> 8) | ((val & 0x00ff00ffUL) << 8);
159 return (val >> 16) | (val << 16);
162 static inline uint64_t fio_swap64(uint64_t val)
164 val = ((val & 0xff00ff00ff00ff00ULL) >> 8) |
165 ((val & 0x00ff00ff00ff00ffULL) << 8);
166 val = ((val & 0xffff0000ffff0000ULL) >> 16) |
167 ((val & 0x0000ffff0000ffffULL) << 16);
169 return (val >> 32) | (val << 32);
173 #ifndef FIO_HAVE_BYTEORDER_FUNCS
174 #ifdef CONFIG_LITTLE_ENDIAN
175 #define __le16_to_cpu(x) (x)
176 #define __le32_to_cpu(x) (x)
177 #define __le64_to_cpu(x) (x)
178 #define __cpu_to_le16(x) (x)
179 #define __cpu_to_le32(x) (x)
180 #define __cpu_to_le64(x) (x)
182 #define __le16_to_cpu(x) fio_swap16(x)
183 #define __le32_to_cpu(x) fio_swap32(x)
184 #define __le64_to_cpu(x) fio_swap64(x)
185 #define __cpu_to_le16(x) fio_swap16(x)
186 #define __cpu_to_le32(x) fio_swap32(x)
187 #define __cpu_to_le64(x) fio_swap64(x)
189 #endif /* FIO_HAVE_BYTEORDER_FUNCS */
191 #define le16_to_cpu(val) ({ \
192 uint16_t *__val = &(val); \
193 __le16_to_cpu(*__val); \
195 #define le32_to_cpu(val) ({ \
196 uint32_t *__val = &(val); \
197 __le32_to_cpu(*__val); \
199 #define le64_to_cpu(val) ({ \
200 uint64_t *__val = &(val); \
201 __le64_to_cpu(*__val); \
203 #define cpu_to_le16(val) ({ \
204 uint16_t *__val = &(val); \
205 __cpu_to_le16(*__val); \
207 #define cpu_to_le32(val) ({ \
208 uint32_t *__val = &(val); \
209 __cpu_to_le32(*__val); \
211 #define cpu_to_le64(val) ({ \
212 uint64_t *__val = &(val); \
213 __cpu_to_le64(*__val); \
216 #ifndef FIO_HAVE_BLKTRACE
217 static inline int is_blktrace(const char *fname)
222 static inline int load_blktrace(struct thread_data *td, const char *fname)
228 #define FIO_DEF_CL_SIZE 128
230 static inline int os_cache_line_size(void)
232 #ifdef FIO_HAVE_CL_SIZE
233 int ret = arch_cache_line_size();
236 return FIO_DEF_CL_SIZE;
240 return FIO_DEF_CL_SIZE;
244 #ifdef FIO_USE_GENERIC_BDEV_SIZE
245 static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
251 end = lseek(f->fd, 0, SEEK_END);
260 #ifdef FIO_USE_GENERIC_RAND
261 typedef unsigned int os_random_state_t;
263 static inline void os_random_seed(unsigned long seed, os_random_state_t *rs)
268 static inline long os_random_long(os_random_state_t *rs)
277 #ifdef FIO_USE_GENERIC_INIT_RANDOM_STATE
278 extern void td_fill_rand_seeds(struct thread_data *td);
280 * Initialize the various random states we need (random io, block size ranges,
281 * read/write mix, etc).
283 static inline int init_random_state(struct thread_data *td, unsigned long *rand_seeds, int size)
287 fd = open("/dev/urandom", O_RDONLY);
292 if (read(fd, rand_seeds, size) < size) {
298 td_fill_rand_seeds(td);
303 #ifndef FIO_HAVE_FS_STAT
304 static inline unsigned long long get_fs_size(const char *path)
310 #ifndef FIO_HAVE_CPU_ONLINE_SYSCONF
311 static inline unsigned int cpus_online(void)
313 return sysconf(_SC_NPROCESSORS_ONLN);
317 #ifndef FIO_HAVE_GETTID
318 static inline int gettid(void)