Commit | Line | Data |
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ebac4655 JA |
1 | #ifndef FIO_H |
2 | #define FIO_H | |
3 | ||
4 | #include <sched.h> | |
5 | #include <limits.h> | |
6 | #include <pthread.h> | |
7 | #include <sys/time.h> | |
8 | #include <sys/resource.h> | |
3c39a379 JA |
9 | #include <errno.h> |
10 | #include <stdlib.h> | |
11 | #include <stdio.h> | |
6d6f031f | 12 | #include <unistd.h> |
34cfcdaf | 13 | #include <string.h> |
cd14cc10 | 14 | #include <inttypes.h> |
7101d9c2 | 15 | #include <assert.h> |
ebac4655 | 16 | |
317b95d0 | 17 | #include "compiler/compiler.h" |
8062f527 | 18 | #include "thread_options.h" |
01743ee1 | 19 | #include "flist.h" |
e2887563 | 20 | #include "fifo.h" |
317b95d0 JA |
21 | #include "arch/arch.h" |
22 | #include "os/os.h" | |
07739b57 | 23 | #include "mutex.h" |
a3d741fa JA |
24 | #include "log.h" |
25 | #include "debug.h" | |
d6aed795 JA |
26 | #include "file.h" |
27 | #include "io_ddir.h" | |
dcefb588 | 28 | #include "ioengine.h" |
5995a6a4 | 29 | #include "iolog.h" |
c5c8bd5c | 30 | #include "helpers.h" |
07b3232d | 31 | #include "options.h" |
7eb36574 | 32 | #include "profile.h" |
c223da83 | 33 | #include "time.h" |
a7346816 | 34 | #include "gettime.h" |
bf2e821a | 35 | #include "lib/getopt.h" |
2615cc4b | 36 | #include "lib/rand.h" |
7fb6d453 | 37 | #include "lib/rbtree.h" |
dd366728 | 38 | #include "client.h" |
37db14fe | 39 | #include "server.h" |
a64e88da | 40 | #include "stat.h" |
9e684a49 | 41 | #include "flow.h" |
ebac4655 | 42 | |
4700b234 | 43 | #ifdef CONFIG_SOLARISAIO |
417f0068 JA |
44 | #include <sys/asynch.h> |
45 | #endif | |
46 | ||
67bf9823 | 47 | #ifdef CONFIG_LIBNUMA |
d0b937ed YR |
48 | #include <linux/mempolicy.h> |
49 | #include <numa.h> | |
50 | ||
51 | /* | |
52 | * "local" is pseudo-policy | |
53 | */ | |
54 | #define MPOL_LOCAL MPOL_MAX | |
55 | #endif | |
56 | ||
38dad62d JA |
57 | /* |
58 | * offset generator types | |
59 | */ | |
60 | enum { | |
61 | RW_SEQ_SEQ = 0, | |
62 | RW_SEQ_IDENT, | |
63 | }; | |
64 | ||
d72be545 JA |
65 | enum { |
66 | TD_F_VER_BACKLOG = 1, | |
67 | TD_F_TRIM_BACKLOG = 2, | |
68 | TD_F_READ_IOLOG = 4, | |
69 | TD_F_REFILL_BUFFERS = 8, | |
70 | TD_F_SCRAMBLE_BUFFERS = 16, | |
71 | TD_F_VER_NONE = 32, | |
72 | TD_F_PROFILE_OPS = 64, | |
73 | }; | |
74 | ||
d24945f0 JA |
75 | enum { |
76 | FIO_RAND_BS_OFF = 0, | |
77 | FIO_RAND_VER_OFF, | |
78 | FIO_RAND_MIX_OFF, | |
79 | FIO_RAND_FILE_OFF, | |
80 | FIO_RAND_BLOCK_OFF, | |
81 | FIO_RAND_FILE_SIZE_OFF, | |
82 | FIO_RAND_TRIM_OFF, | |
83 | FIO_RAND_BUF_OFF, | |
211c9b89 | 84 | FIO_RAND_SEQ_RAND_OFF, |
d24945f0 JA |
85 | FIO_RAND_NR_OFFS, |
86 | }; | |
87 | ||
2dc1bbeb JA |
88 | /* |
89 | * This describes a single thread/process executing a fio job. | |
90 | */ | |
91 | struct thread_data { | |
92 | struct thread_options o; | |
d72be545 | 93 | unsigned long flags; |
de890a1e | 94 | void *eo; |
e4e33258 | 95 | char verror[FIO_VERROR_SIZE]; |
2dc1bbeb | 96 | pthread_t thread; |
2f122b13 JA |
97 | unsigned int thread_number; |
98 | unsigned int groupid; | |
2dc1bbeb | 99 | struct thread_stat ts; |
7b9f733a | 100 | |
46bcd498 JA |
101 | int client_type; |
102 | ||
7b9f733a JA |
103 | struct io_log *slat_log; |
104 | struct io_log *clat_log; | |
105 | struct io_log *lat_log; | |
106 | struct io_log *bw_log; | |
c8eeb9df | 107 | struct io_log *iops_log; |
7b9f733a | 108 | |
6eaf09d6 | 109 | uint64_t stat_io_bytes[DDIR_RWDIR_CNT]; |
c8eeb9df JA |
110 | struct timeval bw_sample_time; |
111 | ||
6eaf09d6 | 112 | uint64_t stat_io_blocks[DDIR_RWDIR_CNT]; |
c8eeb9df | 113 | struct timeval iops_sample_time; |
f0505a14 | 114 | |
c97f1ad6 JA |
115 | volatile int update_rusage; |
116 | struct fio_mutex *rusage_sem; | |
c8aaba19 JA |
117 | struct rusage ru_start; |
118 | struct rusage ru_end; | |
119 | ||
126d65c6 | 120 | struct fio_file **files; |
d7df1d13 | 121 | unsigned char *file_locks; |
dd87b2c9 | 122 | unsigned int files_size; |
2dc1bbeb JA |
123 | unsigned int files_index; |
124 | unsigned int nr_open_files; | |
1020a139 | 125 | unsigned int nr_done_files; |
2dc1bbeb JA |
126 | unsigned int nr_normal_files; |
127 | union { | |
128 | unsigned int next_file; | |
129 | os_random_state_t next_file_state; | |
4c07ad86 | 130 | struct frand_state __next_file_state; |
2dc1bbeb JA |
131 | }; |
132 | int error; | |
a5e371a6 | 133 | int sig; |
20e354ef | 134 | int done; |
2dc1bbeb JA |
135 | pid_t pid; |
136 | char *orig_buffer; | |
137 | size_t orig_buffer_size; | |
138 | volatile int terminate; | |
139 | volatile int runstate; | |
2dc1bbeb | 140 | unsigned int last_was_sync; |
9e144189 | 141 | enum fio_ddir last_ddir; |
2dc1bbeb | 142 | |
2dc1bbeb JA |
143 | int mmapfd; |
144 | ||
843a7413 JA |
145 | void *iolog_buf; |
146 | FILE *iolog_f; | |
ebac4655 | 147 | |
da86774e | 148 | char *sysfs_root; |
da86774e | 149 | |
d24945f0 | 150 | unsigned long rand_seeds[FIO_RAND_NR_OFFS]; |
5bfc35d7 | 151 | |
4c07ad86 JA |
152 | union { |
153 | os_random_state_t bsrange_state; | |
154 | struct frand_state __bsrange_state; | |
155 | }; | |
156 | union { | |
157 | os_random_state_t verify_state; | |
158 | struct frand_state __verify_state; | |
159 | }; | |
160 | union { | |
161 | os_random_state_t trim_state; | |
162 | struct frand_state __trim_state; | |
163 | }; | |
ebac4655 | 164 | |
3545a109 JA |
165 | struct frand_state buf_state; |
166 | ||
9e144189 | 167 | unsigned int verify_batch; |
0d29de83 | 168 | unsigned int trim_batch; |
9e144189 | 169 | |
ebac4655 JA |
170 | int shm_id; |
171 | ||
e9c047a0 JA |
172 | /* |
173 | * IO engine hooks, contains everything needed to submit an io_u | |
174 | * to any of the available IO engines. | |
175 | */ | |
2866c82d | 176 | struct ioengine_ops *io_ops; |
ebac4655 | 177 | |
e9c047a0 | 178 | /* |
422f9e4b | 179 | * Queue depth of io_u's that fio MIGHT do |
e9c047a0 | 180 | */ |
ebac4655 | 181 | unsigned int cur_depth; |
422f9e4b RM |
182 | |
183 | /* | |
184 | * io_u's about to be committed | |
185 | */ | |
d8005759 | 186 | unsigned int io_u_queued; |
422f9e4b RM |
187 | |
188 | /* | |
189 | * io_u's submitted but not completed yet | |
190 | */ | |
191 | unsigned int io_u_in_flight; | |
192 | ||
193 | /* | |
194 | * List of free and busy io_u's | |
195 | */ | |
01743ee1 JA |
196 | struct flist_head io_u_freelist; |
197 | struct flist_head io_u_busylist; | |
198 | struct flist_head io_u_requeues; | |
e8462bd8 JA |
199 | pthread_mutex_t io_u_lock; |
200 | pthread_cond_t free_cond; | |
201 | ||
202 | /* | |
203 | * async verify offload | |
204 | */ | |
205 | struct flist_head verify_list; | |
206 | pthread_t *verify_threads; | |
207 | unsigned int nr_verify_threads; | |
208 | pthread_cond_t verify_cond; | |
209 | int verify_thread_exit; | |
ebac4655 | 210 | |
e9c047a0 JA |
211 | /* |
212 | * Rate state | |
213 | */ | |
bdb6d20a | 214 | uint64_t rate_bps[DDIR_RWDIR_CNT]; |
6eaf09d6 SL |
215 | long rate_pending_usleep[DDIR_RWDIR_CNT]; |
216 | unsigned long rate_bytes[DDIR_RWDIR_CNT]; | |
217 | unsigned long rate_blocks[DDIR_RWDIR_CNT]; | |
218 | struct timeval lastrate[DDIR_RWDIR_CNT]; | |
ebac4655 | 219 | |
bdb6d20a JA |
220 | uint64_t total_io_size; |
221 | uint64_t fill_device_size; | |
ebac4655 | 222 | |
6eaf09d6 | 223 | unsigned long io_issues[DDIR_RWDIR_CNT]; |
bdb6d20a JA |
224 | uint64_t io_blocks[DDIR_RWDIR_CNT]; |
225 | uint64_t this_io_blocks[DDIR_RWDIR_CNT]; | |
226 | uint64_t io_bytes[DDIR_RWDIR_CNT]; | |
227 | uint64_t io_skip_bytes; | |
228 | uint64_t this_io_bytes[DDIR_RWDIR_CNT]; | |
229 | uint64_t zone_bytes; | |
cdd18ad8 | 230 | struct fio_mutex *mutex; |
ebac4655 | 231 | |
e9c047a0 JA |
232 | /* |
233 | * State for random io, a bitmap of blocks done vs not done | |
234 | */ | |
4c07ad86 JA |
235 | union { |
236 | os_random_state_t random_state; | |
237 | struct frand_state __random_state; | |
238 | }; | |
ebac4655 | 239 | |
ebac4655 JA |
240 | struct timeval start; /* start of this loop */ |
241 | struct timeval epoch; /* time job was started */ | |
a61eddec | 242 | struct timeval last_issue; |
993bf48b JA |
243 | struct timeval tv_cache; |
244 | unsigned int tv_cache_nr; | |
245 | unsigned int tv_cache_mask; | |
721938ae | 246 | unsigned int ramp_time_over; |
ebac4655 | 247 | |
e9c047a0 JA |
248 | /* |
249 | * read/write mixed workload state | |
250 | */ | |
4c07ad86 JA |
251 | union { |
252 | os_random_state_t rwmix_state; | |
253 | struct frand_state __rwmix_state; | |
254 | }; | |
e4928662 | 255 | unsigned long rwmix_issues; |
e9c047a0 | 256 | enum fio_ddir rwmix_ddir; |
5736c10d | 257 | unsigned int ddir_seq_nr; |
a6ccc7be | 258 | |
211c9b89 JA |
259 | /* |
260 | * rand/seq mixed workload state | |
261 | */ | |
262 | union { | |
263 | os_random_state_t seq_rand_state; | |
264 | struct frand_state __seq_rand_state; | |
265 | }; | |
266 | ||
e9c047a0 | 267 | /* |
8de8f047 JA |
268 | * IO history logs for verification. We use a tree for sorting, |
269 | * if we are overwriting. Otherwise just use a fifo. | |
e9c047a0 | 270 | */ |
4b87898e | 271 | struct rb_root io_hist_tree; |
01743ee1 | 272 | struct flist_head io_hist_list; |
9e144189 | 273 | unsigned long io_hist_len; |
8de8f047 JA |
274 | |
275 | /* | |
276 | * For IO replaying | |
277 | */ | |
01743ee1 | 278 | struct flist_head io_log_list; |
433afcb4 | 279 | |
0d29de83 JA |
280 | /* |
281 | * For tracking/handling discards | |
282 | */ | |
283 | struct flist_head trim_list; | |
284 | unsigned long trim_entries; | |
285 | ||
1ae83d45 JA |
286 | struct flist_head next_rand_list; |
287 | ||
1907dbc6 JA |
288 | /* |
289 | * for fileservice, how often to switch to a new file | |
290 | */ | |
291 | unsigned int file_service_nr; | |
292 | unsigned int file_service_left; | |
293 | struct fio_file *file_service_file; | |
9c60ce64 | 294 | |
44f29692 JA |
295 | unsigned int sync_file_range_nr; |
296 | ||
9c60ce64 JA |
297 | /* |
298 | * For generating file sizes | |
299 | */ | |
4c07ad86 JA |
300 | union { |
301 | os_random_state_t file_size_state; | |
302 | struct frand_state __file_size_state; | |
303 | }; | |
f2bba182 RR |
304 | |
305 | /* | |
306 | * Error counts | |
307 | */ | |
308 | unsigned int total_err_count; | |
309 | int first_error; | |
15dc1934 | 310 | |
9e684a49 DE |
311 | struct fio_flow *flow; |
312 | ||
15dc1934 JA |
313 | /* |
314 | * Can be overloaded by profiles | |
315 | */ | |
7eb36574 | 316 | struct prof_io_ops prof_io_ops; |
58c55ba0 | 317 | void *prof_data; |
9a3f1100 JA |
318 | |
319 | void *pinned_mem; | |
ebac4655 JA |
320 | }; |
321 | ||
e592a06b AC |
322 | /* |
323 | * when should interactive ETA output be generated | |
324 | */ | |
325 | enum { | |
326 | FIO_ETA_AUTO, | |
327 | FIO_ETA_ALWAYS, | |
328 | FIO_ETA_NEVER, | |
329 | }; | |
330 | ||
e1161c32 | 331 | #define __td_verror(td, err, msg, func) \ |
ebac4655 | 332 | do { \ |
59358c8e | 333 | int e = (err); \ |
19abcd3d JA |
334 | if ((td)->error) \ |
335 | break; \ | |
ebac4655 | 336 | (td)->error = e; \ |
f2bba182 | 337 | if (!(td)->first_error) \ |
98ffb8f3 | 338 | snprintf(td->verror, sizeof(td->verror), "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg)); \ |
ebac4655 JA |
339 | } while (0) |
340 | ||
b990b5c0 | 341 | |
f2bba182 RR |
342 | #define td_clear_error(td) \ |
343 | (td)->error = 0; | |
e1161c32 JA |
344 | #define td_verror(td, err, func) \ |
345 | __td_verror((td), (err), strerror((err)), (func)) | |
346 | #define td_vmsg(td, err, msg, func) \ | |
347 | __td_verror((td), (err), (msg), (func)) | |
b990b5c0 | 348 | |
81179eec JA |
349 | #define __fio_stringify_1(x) #x |
350 | #define __fio_stringify(x) __fio_stringify_1(x) | |
351 | ||
ebac4655 | 352 | extern int exitall_on_terminate; |
11e950bd | 353 | extern unsigned int thread_number; |
108fea77 | 354 | extern unsigned int stat_number; |
ebac4655 JA |
355 | extern int shm_id; |
356 | extern int groupid; | |
f3afa57e | 357 | extern int output_format; |
53cdc686 | 358 | extern int temp_stall_ts; |
7078106d | 359 | extern uintptr_t page_mask, page_size; |
4241ea8f | 360 | extern int read_only; |
e592a06b | 361 | extern int eta_print; |
e382e661 | 362 | extern int eta_new_line; |
d3eeeabc | 363 | extern unsigned long done_secs; |
01f06b63 | 364 | extern char *job_section; |
be4ecfdf JA |
365 | extern int fio_gtod_offload; |
366 | extern int fio_gtod_cpu; | |
c223da83 | 367 | extern enum fio_cs fio_clock_source; |
fa80feae | 368 | extern int fio_clock_source_set; |
a9523c6f | 369 | extern int warnings_fatal; |
f57a9c59 | 370 | extern int terse_version; |
5c341e9a | 371 | extern int is_backend; |
a37f69b7 | 372 | extern int nr_clients; |
e46d8091 | 373 | extern int log_syslog; |
06464907 | 374 | extern int status_interval; |
5e726d0a | 375 | extern const char fio_version_string[]; |
ebac4655 JA |
376 | |
377 | extern struct thread_data *threads; | |
378 | ||
7101d9c2 JA |
379 | static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u) |
380 | { | |
381 | assert(!(io_u->ddir == DDIR_WRITE && !td_write(td))); | |
382 | } | |
383 | ||
fca70358 | 384 | #define REAL_MAX_JOBS 2048 |
ebac4655 | 385 | |
87dc1ab1 JA |
386 | static inline int should_fsync(struct thread_data *td) |
387 | { | |
388 | if (td->last_was_sync) | |
389 | return 0; | |
2dc1bbeb | 390 | if (td_write(td) || td_rw(td) || td->o.override_sync) |
87dc1ab1 JA |
391 | return 1; |
392 | ||
393 | return 0; | |
394 | } | |
395 | ||
8914a9d8 | 396 | /* |
214e1eca | 397 | * Init/option functions |
8914a9d8 | 398 | */ |
0420ba6a | 399 | extern int __must_check fio_init_options(void); |
72cb971b | 400 | extern int __must_check parse_options(int, char **); |
46bcd498 JA |
401 | extern int parse_jobs_ini(char *, int, int, int); |
402 | extern int parse_cmd_line(int, char **, int); | |
2e1df07d | 403 | extern int fio_backend(void); |
50d16976 | 404 | extern void reset_fio_state(void); |
2e1df07d | 405 | extern void clear_io_state(struct thread_data *); |
3b8b7135 | 406 | extern int fio_options_parse(struct thread_data *, char **, int); |
74929ac2 | 407 | extern void fio_keywords_init(void); |
214e1eca | 408 | extern int fio_cmd_option_parse(struct thread_data *, const char *, char *); |
de890a1e | 409 | extern int fio_cmd_ioengine_option_parse(struct thread_data *, const char *, char *); |
214e1eca JA |
410 | extern void fio_fill_default_options(struct thread_data *); |
411 | extern int fio_show_option_help(const char *); | |
de890a1e | 412 | extern void fio_options_set_ioengine_opts(struct option *long_options, struct thread_data *td); |
214e1eca | 413 | extern void fio_options_dup_and_init(struct option *); |
de890a1e SL |
414 | extern void fio_options_mem_dupe(struct thread_data *); |
415 | extern void options_mem_dupe(void *data, struct fio_option *options); | |
5bfc35d7 | 416 | extern void td_fill_rand_seeds(struct thread_data *); |
46bcd498 | 417 | extern void add_job_opts(const char **, int); |
73798eb2 | 418 | extern char *num2str(unsigned long, int, int, int, int); |
de890a1e | 419 | extern int ioengine_load(struct thread_data *); |
1ec3d69b | 420 | |
a569b45f JA |
421 | extern uintptr_t page_mask; |
422 | extern uintptr_t page_size; | |
423 | extern int initialize_fio(char *envp[]); | |
424 | ||
de890a1e SL |
425 | #define FIO_GETOPT_JOB 0x89000000 |
426 | #define FIO_GETOPT_IOENGINE 0x98000000 | |
07b3232d | 427 | #define FIO_NR_OPTIONS (FIO_MAX_OPTS + 128) |
8914a9d8 | 428 | |
263e529f JA |
429 | /* |
430 | * ETA/status stuff | |
431 | */ | |
432 | extern void print_thread_status(void); | |
433 | extern void print_status_init(int); | |
0a428b23 | 434 | extern char *fio_uint_to_kmg(unsigned int val); |
263e529f JA |
435 | |
436 | /* | |
437 | * Thread life cycle. Once a thread has a runstate beyond TD_INITIALIZED, it | |
438 | * will never back again. It may cycle between running/verififying/fsyncing. | |
439 | * Once the thread reaches TD_EXITED, it is just waiting for the core to | |
440 | * reap it. | |
441 | */ | |
442 | enum { | |
443 | TD_NOT_CREATED = 0, | |
444 | TD_CREATED, | |
445 | TD_INITIALIZED, | |
b29ee5b3 | 446 | TD_RAMP, |
36d80bc7 | 447 | TD_SETTING_UP, |
263e529f | 448 | TD_RUNNING, |
b0f65863 | 449 | TD_PRE_READING, |
263e529f JA |
450 | TD_VERIFYING, |
451 | TD_FSYNCING, | |
452 | TD_EXITED, | |
453 | TD_REAPED, | |
454 | }; | |
455 | ||
b29ee5b3 | 456 | extern void td_set_runstate(struct thread_data *, int); |
cc0df00a JA |
457 | #define TERMINATE_ALL (-1) |
458 | extern void fio_terminate_threads(int); | |
b29ee5b3 | 459 | |
2f9ade3c JA |
460 | /* |
461 | * Memory helpers | |
462 | */ | |
9a3f1100 JA |
463 | extern int __must_check fio_pin_memory(struct thread_data *); |
464 | extern void fio_unpin_memory(struct thread_data *); | |
b2fdda43 | 465 | extern int __must_check allocate_io_mem(struct thread_data *); |
2f9ade3c | 466 | extern void free_io_mem(struct thread_data *); |
2bb3f0a7 | 467 | extern void free_threads_shm(void); |
2f9ade3c | 468 | |
b29ee5b3 JA |
469 | /* |
470 | * Reset stats after ramp time completes | |
471 | */ | |
472 | extern void reset_all_stats(struct thread_data *); | |
473 | ||
fb7b71a3 JA |
474 | /* |
475 | * blktrace support | |
476 | */ | |
5e62c22a | 477 | #ifdef FIO_HAVE_BLKTRACE |
fb7b71a3 JA |
478 | extern int is_blktrace(const char *); |
479 | extern int load_blktrace(struct thread_data *, const char *); | |
5e62c22a | 480 | #endif |
fb7b71a3 | 481 | |
34572e28 JA |
482 | #define for_each_td(td, i) \ |
483 | for ((i) = 0, (td) = &threads[0]; (i) < (int) thread_number; (i)++, (td)++) | |
53cdc686 | 484 | #define for_each_file(td, f, i) \ |
691c8fb0 JA |
485 | if ((td)->files_index) \ |
486 | for ((i) = 0, (f) = (td)->files[0]; \ | |
487 | (i) < (td)->o.nr_files && ((f) = (td)->files[i]) != NULL; \ | |
488 | (i)++) | |
53cdc686 | 489 | |
0032bf9f JA |
490 | #define fio_assert(td, cond) do { \ |
491 | if (!(cond)) { \ | |
340fd243 | 492 | int *__foo = NULL; \ |
0032bf9f | 493 | fprintf(stderr, "file:%s:%d, assert %s failed\n", __FILE__, __LINE__, #cond); \ |
ac18ea38 | 494 | td_set_runstate((td), TD_EXITED); \ |
437c9b71 | 495 | (td)->error = EFAULT; \ |
340fd243 | 496 | *__foo = 0; \ |
0032bf9f JA |
497 | } \ |
498 | } while (0) | |
499 | ||
12d9d841 JA |
500 | static inline int fio_fill_issue_time(struct thread_data *td) |
501 | { | |
502 | if (td->o.read_iolog_file || | |
503 | !td->o.disable_clat || !td->o.disable_slat || !td->o.disable_bw) | |
504 | return 1; | |
505 | ||
506 | return 0; | |
507 | } | |
508 | ||
581e7141 JA |
509 | static inline int __should_check_rate(struct thread_data *td, |
510 | enum fio_ddir ddir) | |
511 | { | |
512 | struct thread_options *o = &td->o; | |
513 | ||
514 | /* | |
515 | * If some rate setting was given, we need to check it | |
516 | */ | |
517 | if (o->rate[ddir] || o->ratemin[ddir] || o->rate_iops[ddir] || | |
518 | o->rate_iops_min[ddir]) | |
519 | return 1; | |
520 | ||
521 | return 0; | |
522 | } | |
523 | ||
524 | static inline int should_check_rate(struct thread_data *td, | |
aa83321f | 525 | uint64_t *bytes_done) |
581e7141 JA |
526 | { |
527 | int ret = 0; | |
528 | ||
6eaf09d6 SL |
529 | if (bytes_done[DDIR_READ]) |
530 | ret |= __should_check_rate(td, DDIR_READ); | |
531 | if (bytes_done[DDIR_WRITE]) | |
532 | ret |= __should_check_rate(td, DDIR_WRITE); | |
533 | if (bytes_done[DDIR_TRIM]) | |
534 | ret |= __should_check_rate(td, DDIR_TRIM); | |
581e7141 JA |
535 | |
536 | return ret; | |
537 | } | |
538 | ||
74f4b020 JA |
539 | static inline unsigned int td_max_bs(struct thread_data *td) |
540 | { | |
541 | unsigned int max_bs; | |
542 | ||
543 | max_bs = max(td->o.max_bs[DDIR_READ], td->o.max_bs[DDIR_WRITE]); | |
544 | return max(td->o.max_bs[DDIR_TRIM], max_bs); | |
545 | } | |
546 | ||
8d916c94 JA |
547 | static inline unsigned int td_min_bs(struct thread_data *td) |
548 | { | |
549 | unsigned int min_bs; | |
550 | ||
551 | min_bs = min(td->o.min_bs[DDIR_READ], td->o.min_bs[DDIR_WRITE]); | |
552 | return min(td->o.min_bs[DDIR_TRIM], min_bs); | |
553 | } | |
554 | ||
d529ee19 JA |
555 | static inline int is_power_of_2(unsigned int val) |
556 | { | |
557 | return (val != 0 && ((val & (val - 1)) == 0)); | |
558 | } | |
559 | ||
e8462bd8 JA |
560 | /* |
561 | * We currently only need to do locking if we have verifier threads | |
562 | * accessing our internal structures too | |
563 | */ | |
564 | static inline void td_io_u_lock(struct thread_data *td) | |
565 | { | |
566 | if (td->o.verify_async) | |
567 | pthread_mutex_lock(&td->io_u_lock); | |
568 | } | |
569 | ||
570 | static inline void td_io_u_unlock(struct thread_data *td) | |
571 | { | |
572 | if (td->o.verify_async) | |
573 | pthread_mutex_unlock(&td->io_u_lock); | |
574 | } | |
575 | ||
576 | static inline void td_io_u_free_notify(struct thread_data *td) | |
577 | { | |
578 | if (td->o.verify_async) | |
579 | pthread_cond_signal(&td->free_cond); | |
580 | } | |
581 | ||
cca84643 JA |
582 | extern const char *fio_get_arch_string(int); |
583 | extern const char *fio_get_os_string(int); | |
584 | ||
05775438 JA |
585 | #define ARRAY_SIZE(x) (sizeof((x)) / (sizeof((x)[0]))) |
586 | ||
f3afa57e JA |
587 | enum { |
588 | FIO_OUTPUT_TERSE = 0, | |
589 | FIO_OUTPUT_JSON, | |
590 | FIO_OUTPUT_NORMAL, | |
591 | }; | |
592 | ||
e25839d4 JA |
593 | enum { |
594 | FIO_RAND_DIST_RANDOM = 0, | |
595 | FIO_RAND_DIST_ZIPF, | |
925fee33 | 596 | FIO_RAND_DIST_PARETO, |
e25839d4 JA |
597 | }; |
598 | ||
8055e41d JA |
599 | enum { |
600 | FIO_RAND_GEN_TAUSWORTHE = 0, | |
601 | FIO_RAND_GEN_LFSR, | |
602 | }; | |
603 | ||
ebac4655 | 604 | #endif |