Commit | Line | Data |
---|---|---|
906c8d75 | 1 | /* |
cb2c86fd | 2 | * This file contains job initialization and setup functions. |
906c8d75 | 3 | */ |
ebac4655 JA |
4 | #include <stdio.h> |
5 | #include <stdlib.h> | |
6 | #include <unistd.h> | |
7 | #include <fcntl.h> | |
8 | #include <ctype.h> | |
9 | #include <string.h> | |
10 | #include <errno.h> | |
b4692828 JA |
11 | #include <getopt.h> |
12 | #include <assert.h> | |
ebac4655 JA |
13 | #include <sys/ipc.h> |
14 | #include <sys/shm.h> | |
15 | #include <sys/types.h> | |
16 | #include <sys/stat.h> | |
17 | ||
18 | #include "fio.h" | |
cb2c86fd | 19 | #include "parse.h" |
ebac4655 | 20 | |
906c8d75 JA |
21 | /* |
22 | * The default options | |
23 | */ | |
20dc95c4 JA |
24 | #define DEF_BS (4096) |
25 | #define DEF_TIMEOUT (0) | |
26 | #define DEF_RATE_CYCLE (1000) | |
27 | #define DEF_ODIRECT (1) | |
28 | #define DEF_IO_ENGINE (FIO_SYNCIO) | |
ebac4655 | 29 | #define DEF_IO_ENGINE_NAME "sync" |
20dc95c4 JA |
30 | #define DEF_SEQUENTIAL (1) |
31 | #define DEF_RAND_REPEAT (1) | |
32 | #define DEF_OVERWRITE (1) | |
20dc95c4 JA |
33 | #define DEF_INVALIDATE (1) |
34 | #define DEF_SYNCIO (0) | |
35 | #define DEF_RANDSEED (0xb1899bedUL) | |
36 | #define DEF_BWAVGTIME (500) | |
37 | #define DEF_CREATE_SER (1) | |
ebac4655 | 38 | #define DEF_CREATE_FSYNC (1) |
20dc95c4 JA |
39 | #define DEF_LOOPS (1) |
40 | #define DEF_VERIFY (0) | |
41 | #define DEF_STONEWALL (0) | |
42 | #define DEF_NUMJOBS (1) | |
43 | #define DEF_USE_THREAD (0) | |
44 | #define DEF_FILE_SIZE (1024 * 1024 * 1024UL) | |
45 | #define DEF_ZONE_SIZE (0) | |
46 | #define DEF_ZONE_SKIP (0) | |
a6ccc7be JA |
47 | #define DEF_RWMIX_CYCLE (500) |
48 | #define DEF_RWMIX_READ (50) | |
b6f4d880 | 49 | #define DEF_NICE (0) |
53cdc686 | 50 | #define DEF_NR_FILES (1) |
f6cbb269 | 51 | #define DEF_UNLINK (0) |
ec94ec56 JA |
52 | #define DEF_WRITE_BW_LOG (0) |
53 | #define DEF_WRITE_LAT_LOG (0) | |
ebac4655 | 54 | |
e1f36503 JA |
55 | #define td_var_offset(var) ((size_t) &((struct thread_data *)0)->var) |
56 | ||
b4692828 JA |
57 | static int str_rw_cb(void *, const char *); |
58 | static int str_ioengine_cb(void *, const char *); | |
59 | static int str_mem_cb(void *, const char *); | |
60 | static int str_verify_cb(void *, const char *); | |
e1f36503 JA |
61 | static int str_lockmem_cb(void *, unsigned long *); |
62 | static int str_prio_cb(void *, unsigned int *); | |
63 | static int str_prioclass_cb(void *, unsigned int *); | |
64 | static int str_exitall_cb(void); | |
65 | static int str_cpumask_cb(void *, unsigned int *); | |
66 | ||
67 | /* | |
68 | * Map of job/command line options | |
69 | */ | |
70 | static struct fio_option options[] = { | |
71 | { | |
72 | .name = "name", | |
73 | .type = FIO_OPT_STR_STORE, | |
74 | .off1 = td_var_offset(name), | |
75 | }, | |
76 | { | |
77 | .name = "directory", | |
78 | .type = FIO_OPT_STR_STORE, | |
79 | .off1 = td_var_offset(directory), | |
80 | }, | |
81 | { | |
82 | .name = "filename", | |
83 | .type = FIO_OPT_STR_STORE, | |
84 | .off1 = td_var_offset(filename), | |
85 | }, | |
86 | { | |
87 | .name = "rw", | |
88 | .type = FIO_OPT_STR, | |
89 | .cb = str_rw_cb, | |
90 | }, | |
91 | { | |
92 | .name = "ioengine", | |
93 | .type = FIO_OPT_STR, | |
94 | .cb = str_ioengine_cb, | |
95 | }, | |
96 | { | |
97 | .name = "mem", | |
98 | .type = FIO_OPT_STR, | |
99 | .cb = str_mem_cb, | |
100 | }, | |
101 | { | |
102 | .name = "verify", | |
103 | .type = FIO_OPT_STR, | |
104 | .cb = str_verify_cb, | |
105 | }, | |
106 | { | |
107 | .name = "write_iolog", | |
076efc7c JA |
108 | .type = FIO_OPT_STR_STORE, |
109 | .off1 = td_var_offset(write_iolog_file), | |
e1f36503 JA |
110 | }, |
111 | { | |
076efc7c | 112 | .name = "read_iolog", |
e1f36503 | 113 | .type = FIO_OPT_STR_STORE, |
076efc7c | 114 | .off1 = td_var_offset(read_iolog_file), |
e1f36503 JA |
115 | }, |
116 | { | |
117 | .name = "exec_prerun", | |
118 | .type = FIO_OPT_STR_STORE, | |
119 | .off1 = td_var_offset(exec_prerun), | |
120 | }, | |
121 | { | |
122 | .name = "exec_postrun", | |
123 | .type = FIO_OPT_STR_STORE, | |
124 | .off1 = td_var_offset(exec_postrun), | |
125 | }, | |
126 | #ifdef FIO_HAVE_IOSCHED_SWITCH | |
127 | { | |
128 | .name = "ioscheduler", | |
129 | .type = FIO_OPT_STR_STORE, | |
130 | .off1 = td_var_offset(ioscheduler), | |
131 | }, | |
132 | #endif | |
133 | { | |
134 | .name = "size", | |
135 | .type = FIO_OPT_STR_VAL, | |
136 | .off1 = td_var_offset(total_file_size), | |
137 | }, | |
138 | { | |
139 | .name = "bs", | |
140 | .type = FIO_OPT_STR_VAL, | |
141 | .off1 = td_var_offset(bs), | |
142 | }, | |
143 | { | |
144 | .name = "offset", | |
145 | .type = FIO_OPT_STR_VAL, | |
146 | .off1 = td_var_offset(start_offset), | |
147 | }, | |
148 | { | |
149 | .name = "zonesize", | |
150 | .type = FIO_OPT_STR_VAL, | |
151 | .off1 = td_var_offset(zone_size), | |
152 | }, | |
153 | { | |
154 | .name = "zoneskip", | |
155 | .type = FIO_OPT_STR_VAL, | |
156 | .off1 = td_var_offset(zone_skip), | |
157 | }, | |
158 | { | |
159 | .name = "lockmem", | |
160 | .type = FIO_OPT_STR_VAL, | |
161 | .cb = str_lockmem_cb, | |
162 | }, | |
163 | { | |
164 | .name = "bsrange", | |
165 | .type = FIO_OPT_RANGE, | |
166 | .off1 = td_var_offset(min_bs), | |
167 | .off2 = td_var_offset(max_bs), | |
168 | }, | |
169 | { | |
170 | .name = "nrfiles", | |
171 | .type = FIO_OPT_INT, | |
172 | .off1 = td_var_offset(nr_files), | |
173 | }, | |
174 | { | |
175 | .name = "iodepth", | |
176 | .type = FIO_OPT_INT, | |
177 | .off1 = td_var_offset(iodepth), | |
178 | }, | |
179 | { | |
180 | .name = "fsync", | |
181 | .type = FIO_OPT_INT, | |
182 | .off1 = td_var_offset(fsync_blocks), | |
183 | }, | |
184 | { | |
185 | .name = "rwmixcycle", | |
186 | .type = FIO_OPT_INT, | |
187 | .off1 = td_var_offset(rwmixcycle), | |
188 | }, | |
189 | { | |
190 | .name = "rwmixread", | |
191 | .type = FIO_OPT_INT, | |
192 | .off1 = td_var_offset(rwmixread), | |
193 | .max_val= 100, | |
194 | }, | |
195 | { | |
196 | .name = "rwmixwrite", | |
197 | .type = FIO_OPT_INT, | |
198 | .off1 = td_var_offset(rwmixwrite), | |
199 | .max_val= 100, | |
200 | }, | |
201 | { | |
202 | .name = "nice", | |
203 | .type = FIO_OPT_INT, | |
204 | .off1 = td_var_offset(nice), | |
205 | }, | |
206 | #ifdef FIO_HAVE_IOPRIO | |
207 | { | |
208 | .name = "prio", | |
209 | .type = FIO_OPT_INT, | |
210 | .cb = str_prio_cb, | |
211 | }, | |
212 | { | |
213 | .name = "prioclass", | |
214 | .type = FIO_OPT_INT, | |
215 | .cb = str_prioclass_cb, | |
216 | }, | |
217 | #endif | |
218 | { | |
219 | .name = "thinktime", | |
220 | .type = FIO_OPT_INT, | |
221 | .off1 = td_var_offset(thinktime) | |
222 | }, | |
223 | { | |
224 | .name = "rate", | |
225 | .type = FIO_OPT_INT, | |
226 | .off1 = td_var_offset(rate) | |
227 | }, | |
228 | { | |
229 | .name = "ratemin", | |
230 | .type = FIO_OPT_INT, | |
231 | .off1 = td_var_offset(ratemin) | |
232 | }, | |
233 | { | |
234 | .name = "ratecycle", | |
235 | .type = FIO_OPT_INT, | |
236 | .off1 = td_var_offset(ratecycle) | |
237 | }, | |
238 | { | |
239 | .name = "startdelay", | |
240 | .type = FIO_OPT_INT, | |
241 | .off1 = td_var_offset(start_delay) | |
242 | }, | |
243 | { | |
244 | .name = "timeout", | |
245 | .type = FIO_OPT_STR_VAL_TIME, | |
246 | .off1 = td_var_offset(timeout) | |
247 | }, | |
248 | { | |
249 | .name = "invalidate", | |
250 | .type = FIO_OPT_INT, | |
251 | .off1 = td_var_offset(invalidate_cache) | |
252 | }, | |
253 | { | |
254 | .name = "sync", | |
255 | .type = FIO_OPT_INT, | |
256 | .off1 = td_var_offset(sync_io) | |
257 | }, | |
258 | { | |
259 | .name = "bwavgtime", | |
260 | .type = FIO_OPT_INT, | |
261 | .off1 = td_var_offset(bw_avg_time) | |
262 | }, | |
263 | { | |
264 | .name = "create_serialize", | |
265 | .type = FIO_OPT_INT, | |
266 | .off1 = td_var_offset(create_serialize) | |
267 | }, | |
268 | { | |
269 | .name = "create_fsync", | |
270 | .type = FIO_OPT_INT, | |
271 | .off1 = td_var_offset(create_fsync) | |
272 | }, | |
273 | { | |
274 | .name = "loops", | |
275 | .type = FIO_OPT_INT, | |
276 | .off1 = td_var_offset(loops) | |
277 | }, | |
278 | { | |
279 | .name = "numjobs", | |
280 | .type = FIO_OPT_INT, | |
281 | .off1 = td_var_offset(numjobs) | |
282 | }, | |
283 | { | |
284 | .name = "cpuload", | |
285 | .type = FIO_OPT_INT, | |
286 | .off1 = td_var_offset(cpuload) | |
287 | }, | |
288 | { | |
289 | .name = "cpuchunks", | |
290 | .type = FIO_OPT_INT, | |
291 | .off1 = td_var_offset(cpucycle) | |
292 | }, | |
293 | { | |
294 | .name = "direct", | |
295 | .type = FIO_OPT_INT, | |
296 | .off1 = td_var_offset(odirect) | |
297 | }, | |
298 | { | |
299 | .name = "overwrite", | |
300 | .type = FIO_OPT_INT, | |
301 | .off1 = td_var_offset(overwrite) | |
302 | }, | |
303 | #ifdef FIO_HAVE_CPU_AFFINITY | |
304 | { | |
305 | .name = "cpumask", | |
306 | .type = FIO_OPT_INT, | |
307 | .cb = str_cpumask_cb, | |
308 | }, | |
309 | #endif | |
310 | { | |
311 | .name = "end_fsync", | |
312 | .type = FIO_OPT_INT, | |
313 | .off1 = td_var_offset(end_fsync) | |
314 | }, | |
315 | { | |
316 | .name = "unlink", | |
317 | .type = FIO_OPT_STR_SET, | |
318 | .off1 = td_var_offset(unlink), | |
319 | }, | |
320 | { | |
321 | .name = "exitall", | |
322 | .type = FIO_OPT_STR_SET, | |
323 | .cb = str_exitall_cb, | |
324 | }, | |
325 | { | |
326 | .name = "stonewall", | |
327 | .type = FIO_OPT_STR_SET, | |
328 | .off1 = td_var_offset(stonewall), | |
329 | }, | |
330 | { | |
331 | .name = "thread", | |
332 | .type = FIO_OPT_STR_SET, | |
333 | .off1 = td_var_offset(thread), | |
334 | }, | |
335 | { | |
336 | .name = "write_bw_log", | |
337 | .type = FIO_OPT_STR_SET, | |
338 | .off1 = td_var_offset(write_bw_log), | |
339 | }, | |
340 | { | |
341 | .name = "write_lat_log", | |
342 | .type = FIO_OPT_STR_SET, | |
343 | .off1 = td_var_offset(write_lat_log), | |
344 | }, | |
345 | { | |
346 | .name = NULL, | |
347 | }, | |
348 | }; | |
349 | ||
b4692828 JA |
350 | #define FIO_JOB_OPTS (sizeof(options) / sizeof(struct fio_option)) |
351 | #define FIO_CMD_OPTS (16) | |
352 | #define FIO_GETOPT_JOB (0x89988998) | |
353 | ||
354 | /* | |
355 | * Command line options. These will contain the above, plus a few | |
356 | * extra that only pertain to fio itself and not jobs. | |
357 | */ | |
358 | static struct option long_options[FIO_JOB_OPTS + FIO_CMD_OPTS] = { | |
359 | { | |
360 | .name = "output", | |
361 | .has_arg = required_argument, | |
362 | .val = 'o', | |
363 | }, | |
364 | { | |
365 | .name = "timeout", | |
366 | .has_arg = required_argument, | |
367 | .val = 't', | |
368 | }, | |
369 | { | |
370 | .name = "latency-log", | |
371 | .has_arg = required_argument, | |
372 | .val = 'l', | |
373 | }, | |
374 | { | |
375 | .name = "bandwidth-log", | |
376 | .has_arg = required_argument, | |
377 | .val = 'b', | |
378 | }, | |
379 | { | |
380 | .name = "minimal", | |
381 | .has_arg = optional_argument, | |
382 | .val = 'm', | |
383 | }, | |
384 | { | |
385 | .name = "version", | |
386 | .has_arg = no_argument, | |
387 | .val = 'v', | |
388 | }, | |
389 | { | |
390 | .name = NULL, | |
391 | }, | |
392 | }; | |
393 | ||
972cfd25 | 394 | static int def_timeout = DEF_TIMEOUT; |
972cfd25 | 395 | |
b4692828 | 396 | static char fio_version_string[] = "fio 1.7"; |
ebac4655 | 397 | |
972cfd25 | 398 | static char **ini_file; |
ebac4655 JA |
399 | static int max_jobs = MAX_JOBS; |
400 | ||
401 | struct thread_data def_thread; | |
402 | struct thread_data *threads = NULL; | |
403 | ||
404 | int rate_quit = 0; | |
ebac4655 | 405 | int exitall_on_terminate = 0; |
c6ae0a5b | 406 | int terse_output = 0; |
c04f7ec3 | 407 | unsigned long long mlock_size = 0; |
eb8bbf48 JA |
408 | FILE *f_out = NULL; |
409 | FILE *f_err = NULL; | |
ebac4655 | 410 | |
ec94ec56 JA |
411 | static int write_lat_log = DEF_WRITE_LAT_LOG; |
412 | static int write_bw_log = DEF_WRITE_BW_LOG; | |
413 | ||
906c8d75 JA |
414 | /* |
415 | * Return a free job structure. | |
416 | */ | |
ebac4655 JA |
417 | static struct thread_data *get_new_job(int global, struct thread_data *parent) |
418 | { | |
419 | struct thread_data *td; | |
420 | ||
421 | if (global) | |
422 | return &def_thread; | |
423 | if (thread_number >= max_jobs) | |
424 | return NULL; | |
425 | ||
426 | td = &threads[thread_number++]; | |
ddaeaa5a | 427 | *td = *parent; |
ebac4655 | 428 | |
ebac4655 | 429 | td->thread_number = thread_number; |
ebac4655 JA |
430 | return td; |
431 | } | |
432 | ||
433 | static void put_job(struct thread_data *td) | |
434 | { | |
549577a7 JA |
435 | if (td == &def_thread) |
436 | return; | |
437 | ||
ebac4655 JA |
438 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
439 | thread_number--; | |
440 | } | |
441 | ||
dad915e3 JA |
442 | /* |
443 | * Lazy way of fixing up options that depend on each other. We could also | |
444 | * define option callback handlers, but this is easier. | |
445 | */ | |
e1f36503 JA |
446 | static void fixup_options(struct thread_data *td) |
447 | { | |
448 | if (!td->min_bs) | |
449 | td->min_bs = td->bs; | |
450 | if (!td->max_bs) | |
451 | td->max_bs = td->bs; | |
452 | ||
453 | if (!td->rwmixread && td->rwmixwrite) | |
454 | td->rwmixread = 100 - td->rwmixwrite; | |
dad915e3 | 455 | |
076efc7c JA |
456 | if (td->write_iolog_file && td->read_iolog_file) { |
457 | log_err("fio: read iolog overrides write_iolog\n"); | |
458 | free(td->write_iolog_file); | |
459 | td->write_iolog_file = NULL; | |
460 | } | |
e1f36503 JA |
461 | } |
462 | ||
906c8d75 JA |
463 | /* |
464 | * Adds a job to the list of things todo. Sanitizes the various options | |
465 | * to make sure we don't have conflicts, and initializes various | |
466 | * members of td. | |
467 | */ | |
75154845 | 468 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num) |
ebac4655 | 469 | { |
3d60d1ed JA |
470 | char *ddir_str[] = { "read", "write", "randread", "randwrite", |
471 | "rw", NULL, "randrw" }; | |
ebac4655 | 472 | struct stat sb; |
53cdc686 JA |
473 | int numjobs, ddir, i; |
474 | struct fio_file *f; | |
ebac4655 JA |
475 | |
476 | #ifndef FIO_HAVE_LIBAIO | |
477 | if (td->io_engine == FIO_LIBAIO) { | |
3b70d7e5 | 478 | log_err("Linux libaio not available\n"); |
ebac4655 JA |
479 | return 1; |
480 | } | |
481 | #endif | |
482 | #ifndef FIO_HAVE_POSIXAIO | |
483 | if (td->io_engine == FIO_POSIXAIO) { | |
3b70d7e5 | 484 | log_err("posix aio not available\n"); |
ebac4655 JA |
485 | return 1; |
486 | } | |
487 | #endif | |
ebac4655 | 488 | |
e1f36503 JA |
489 | fixup_options(td); |
490 | ||
ebac4655 JA |
491 | /* |
492 | * the def_thread is just for options, it's not a real job | |
493 | */ | |
494 | if (td == &def_thread) | |
495 | return 0; | |
496 | ||
df64119d JA |
497 | /* |
498 | * Set default io engine, if none set | |
499 | */ | |
500 | if (!td->io_ops) { | |
501 | td->io_ops = load_ioengine(td, DEF_IO_ENGINE_NAME); | |
502 | if (!td->io_ops) { | |
503 | log_err("default engine %s not there?\n", DEF_IO_ENGINE_NAME); | |
504 | return 1; | |
505 | } | |
506 | } | |
507 | ||
2866c82d | 508 | if (td->io_ops->flags & FIO_SYNCIO) |
ebac4655 JA |
509 | td->iodepth = 1; |
510 | else { | |
511 | if (!td->iodepth) | |
841ddd13 | 512 | td->iodepth = td->nr_files; |
ebac4655 JA |
513 | } |
514 | ||
20dc95c4 | 515 | /* |
53cdc686 | 516 | * only really works for sequential io for now, and with 1 file |
20dc95c4 | 517 | */ |
53cdc686 | 518 | if (td->zone_size && !td->sequential && td->nr_files == 1) |
20dc95c4 JA |
519 | td->zone_size = 0; |
520 | ||
9cc935a1 JA |
521 | /* |
522 | * Reads can do overwrites, we always need to pre-create the file | |
523 | */ | |
524 | if (td_read(td) || td_rw(td)) | |
525 | td->overwrite = 1; | |
526 | ||
ebac4655 | 527 | td->filetype = FIO_TYPE_FILE; |
0af7b542 JA |
528 | if (!stat(jobname, &sb)) { |
529 | if (S_ISBLK(sb.st_mode)) | |
530 | td->filetype = FIO_TYPE_BD; | |
531 | else if (S_ISCHR(sb.st_mode)) | |
532 | td->filetype = FIO_TYPE_CHAR; | |
533 | } | |
ebac4655 | 534 | |
b2a15192 JA |
535 | if (td->odirect) |
536 | td->io_ops->flags |= FIO_RAWIO; | |
537 | ||
13f8e2d2 JA |
538 | if (td->filename) |
539 | td->nr_uniq_files = 1; | |
540 | else | |
541 | td->nr_uniq_files = td->nr_files; | |
542 | ||
543 | if (td->filetype == FIO_TYPE_FILE || td->filename) { | |
e9c047a0 | 544 | char tmp[PATH_MAX]; |
53cdc686 JA |
545 | int len = 0; |
546 | int i; | |
e9c047a0 | 547 | |
ef899b63 | 548 | if (td->directory && td->directory[0] != '\0') |
53cdc686 | 549 | sprintf(tmp, "%s/", td->directory); |
ebac4655 | 550 | |
53cdc686 JA |
551 | td->files = malloc(sizeof(struct fio_file) * td->nr_files); |
552 | ||
553 | for_each_file(td, f, i) { | |
554 | memset(f, 0, sizeof(*f)); | |
555 | f->fd = -1; | |
556 | ||
13f8e2d2 JA |
557 | if (td->filename) |
558 | sprintf(tmp + len, "%s", td->filename); | |
559 | else | |
560 | sprintf(tmp + len, "%s.%d.%d", jobname, td->thread_number, i); | |
53cdc686 JA |
561 | f->file_name = strdup(tmp); |
562 | } | |
563 | } else { | |
564 | td->nr_files = 1; | |
565 | td->files = malloc(sizeof(struct fio_file)); | |
566 | f = &td->files[0]; | |
567 | ||
568 | memset(f, 0, sizeof(*f)); | |
569 | f->fd = -1; | |
570 | f->file_name = strdup(jobname); | |
571 | } | |
572 | ||
573 | for_each_file(td, f, i) { | |
574 | f->file_size = td->total_file_size / td->nr_files; | |
575 | f->file_offset = td->start_offset; | |
576 | } | |
577 | ||
bbfd6b00 | 578 | fio_sem_init(&td->mutex, 0); |
ebac4655 JA |
579 | |
580 | td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX; | |
581 | td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX; | |
582 | td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX; | |
583 | ||
584 | if (td->min_bs == -1U) | |
585 | td->min_bs = td->bs; | |
586 | if (td->max_bs == -1U) | |
587 | td->max_bs = td->bs; | |
3d60d1ed | 588 | if (td_read(td) && !td_rw(td)) |
ebac4655 JA |
589 | td->verify = 0; |
590 | ||
591 | if (td->stonewall && td->thread_number > 1) | |
592 | groupid++; | |
593 | ||
594 | td->groupid = groupid; | |
595 | ||
596 | if (setup_rate(td)) | |
597 | goto err; | |
598 | ||
ec94ec56 | 599 | if (td->write_lat_log) { |
ebac4655 JA |
600 | setup_log(&td->slat_log); |
601 | setup_log(&td->clat_log); | |
602 | } | |
ec94ec56 | 603 | if (td->write_bw_log) |
ebac4655 JA |
604 | setup_log(&td->bw_log); |
605 | ||
b4692828 JA |
606 | if (!td->name) |
607 | td->name = strdup(jobname); | |
01452055 | 608 | |
3d60d1ed | 609 | ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2); |
75154845 | 610 | |
c6ae0a5b | 611 | if (!terse_output) { |
b990b5c0 | 612 | if (!job_add_num) { |
2866c82d | 613 | if (td->io_ops->flags & FIO_CPUIO) |
b990b5c0 JA |
614 | fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle); |
615 | else | |
2866c82d | 616 | fprintf(f_out, "%s: (g=%d): rw=%s, odir=%d, bs=%d-%d, rate=%d, ioengine=%s, iodepth=%d\n", td->name, td->groupid, ddir_str[ddir], td->odirect, td->min_bs, td->max_bs, td->rate, td->io_ops->name, td->iodepth); |
b990b5c0 | 617 | } else if (job_add_num == 1) |
c6ae0a5b JA |
618 | fprintf(f_out, "...\n"); |
619 | } | |
ebac4655 JA |
620 | |
621 | /* | |
622 | * recurse add identical jobs, clear numjobs and stonewall options | |
623 | * as they don't apply to sub-jobs | |
624 | */ | |
625 | numjobs = td->numjobs; | |
626 | while (--numjobs) { | |
627 | struct thread_data *td_new = get_new_job(0, td); | |
628 | ||
629 | if (!td_new) | |
630 | goto err; | |
631 | ||
632 | td_new->numjobs = 1; | |
633 | td_new->stonewall = 0; | |
75154845 | 634 | job_add_num = numjobs - 1; |
ebac4655 | 635 | |
75154845 | 636 | if (add_job(td_new, jobname, job_add_num)) |
ebac4655 JA |
637 | goto err; |
638 | } | |
639 | return 0; | |
640 | err: | |
641 | put_job(td); | |
642 | return -1; | |
643 | } | |
644 | ||
906c8d75 JA |
645 | /* |
646 | * Initialize the various random states we need (random io, block size ranges, | |
647 | * read/write mix, etc). | |
648 | */ | |
ebac4655 JA |
649 | int init_random_state(struct thread_data *td) |
650 | { | |
a6ccc7be | 651 | unsigned long seeds[4]; |
53cdc686 | 652 | int fd, num_maps, blocks, i; |
0ab8db89 | 653 | struct fio_file *f; |
ebac4655 | 654 | |
f48b467c JA |
655 | if (td->io_ops->flags & FIO_CPUIO) |
656 | return 0; | |
657 | ||
1ac267bb | 658 | fd = open("/dev/urandom", O_RDONLY); |
ebac4655 JA |
659 | if (fd == -1) { |
660 | td_verror(td, errno); | |
661 | return 1; | |
662 | } | |
663 | ||
a6ccc7be | 664 | if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) { |
ebac4655 JA |
665 | td_verror(td, EIO); |
666 | close(fd); | |
667 | return 1; | |
668 | } | |
669 | ||
670 | close(fd); | |
671 | ||
6dfd46b9 JA |
672 | os_random_seed(seeds[0], &td->bsrange_state); |
673 | os_random_seed(seeds[1], &td->verify_state); | |
674 | os_random_seed(seeds[2], &td->rwmix_state); | |
ebac4655 JA |
675 | |
676 | if (td->sequential) | |
677 | return 0; | |
678 | ||
9ebc27e1 | 679 | if (td->rand_repeatable) |
a6ccc7be | 680 | seeds[3] = DEF_RANDSEED; |
ebac4655 | 681 | |
0ab8db89 | 682 | for_each_file(td, f, i) { |
53cdc686 JA |
683 | blocks = (f->file_size + td->min_bs - 1) / td->min_bs; |
684 | num_maps = blocks / BLOCKS_PER_MAP; | |
685 | f->file_map = malloc(num_maps * sizeof(long)); | |
686 | f->num_maps = num_maps; | |
687 | memset(f->file_map, 0, num_maps * sizeof(long)); | |
688 | } | |
ebac4655 | 689 | |
6dfd46b9 | 690 | os_random_seed(seeds[3], &td->random_state); |
ebac4655 JA |
691 | return 0; |
692 | } | |
693 | ||
694 | static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu) | |
695 | { | |
696 | #ifdef FIO_HAVE_CPU_AFFINITY | |
697 | unsigned int i; | |
698 | ||
699 | CPU_ZERO(&cpumask); | |
700 | ||
701 | for (i = 0; i < sizeof(int) * 8; i++) { | |
702 | if ((1 << i) & cpu) | |
703 | CPU_SET(i, &cpumask); | |
704 | } | |
705 | #endif | |
706 | } | |
707 | ||
ebac4655 JA |
708 | static int is_empty_or_comment(char *line) |
709 | { | |
710 | unsigned int i; | |
711 | ||
712 | for (i = 0; i < strlen(line); i++) { | |
713 | if (line[i] == ';') | |
714 | return 1; | |
715 | if (!isspace(line[i]) && !iscntrl(line[i])) | |
716 | return 0; | |
717 | } | |
718 | ||
719 | return 1; | |
720 | } | |
721 | ||
b4692828 | 722 | static int str_rw_cb(void *data, const char *mem) |
ebac4655 | 723 | { |
cb2c86fd JA |
724 | struct thread_data *td = data; |
725 | ||
ebac4655 JA |
726 | if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) { |
727 | td->ddir = DDIR_READ; | |
728 | td->sequential = 1; | |
729 | return 0; | |
730 | } else if (!strncmp(mem, "randread", 8)) { | |
731 | td->ddir = DDIR_READ; | |
732 | td->sequential = 0; | |
733 | return 0; | |
734 | } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) { | |
735 | td->ddir = DDIR_WRITE; | |
736 | td->sequential = 1; | |
737 | return 0; | |
738 | } else if (!strncmp(mem, "randwrite", 9)) { | |
739 | td->ddir = DDIR_WRITE; | |
740 | td->sequential = 0; | |
741 | return 0; | |
3d60d1ed JA |
742 | } else if (!strncmp(mem, "rw", 2)) { |
743 | td->ddir = 0; | |
744 | td->iomix = 1; | |
745 | td->sequential = 1; | |
746 | return 0; | |
747 | } else if (!strncmp(mem, "randrw", 6)) { | |
748 | td->ddir = 0; | |
749 | td->iomix = 1; | |
750 | td->sequential = 0; | |
751 | return 0; | |
ebac4655 JA |
752 | } |
753 | ||
3b70d7e5 | 754 | log_err("fio: data direction: read, write, randread, randwrite, rw, randrw\n"); |
ebac4655 JA |
755 | return 1; |
756 | } | |
757 | ||
b4692828 | 758 | static int str_verify_cb(void *data, const char *mem) |
ebac4655 | 759 | { |
cb2c86fd JA |
760 | struct thread_data *td = data; |
761 | ||
ebac4655 JA |
762 | if (!strncmp(mem, "0", 1)) { |
763 | td->verify = VERIFY_NONE; | |
764 | return 0; | |
765 | } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) { | |
766 | td->verify = VERIFY_MD5; | |
767 | return 0; | |
768 | } else if (!strncmp(mem, "crc32", 5)) { | |
769 | td->verify = VERIFY_CRC32; | |
770 | return 0; | |
771 | } | |
772 | ||
3b70d7e5 | 773 | log_err("fio: verify types: md5, crc32\n"); |
ebac4655 JA |
774 | return 1; |
775 | } | |
776 | ||
b4692828 | 777 | static int str_mem_cb(void *data, const char *mem) |
ebac4655 | 778 | { |
cb2c86fd JA |
779 | struct thread_data *td = data; |
780 | ||
ebac4655 JA |
781 | if (!strncmp(mem, "malloc", 6)) { |
782 | td->mem_type = MEM_MALLOC; | |
783 | return 0; | |
784 | } else if (!strncmp(mem, "shm", 3)) { | |
785 | td->mem_type = MEM_SHM; | |
786 | return 0; | |
787 | } else if (!strncmp(mem, "mmap", 4)) { | |
788 | td->mem_type = MEM_MMAP; | |
789 | return 0; | |
790 | } | |
791 | ||
3b70d7e5 | 792 | log_err("fio: mem type: malloc, shm, mmap\n"); |
ebac4655 JA |
793 | return 1; |
794 | } | |
795 | ||
b4692828 | 796 | static int str_ioengine_cb(void *data, const char *str) |
ebac4655 | 797 | { |
cb2c86fd JA |
798 | struct thread_data *td = data; |
799 | ||
2866c82d JA |
800 | td->io_ops = load_ioengine(td, str); |
801 | if (td->io_ops) | |
b990b5c0 | 802 | return 0; |
ebac4655 | 803 | |
b990b5c0 | 804 | log_err("fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice, cpu\n"); |
ebac4655 JA |
805 | return 1; |
806 | } | |
807 | ||
e1f36503 JA |
808 | static int str_lockmem_cb(void fio_unused *data, unsigned long *val) |
809 | { | |
810 | mlock_size = *val; | |
811 | return 0; | |
812 | } | |
813 | ||
814 | static int str_prioclass_cb(void *data, unsigned int *val) | |
815 | { | |
816 | struct thread_data *td = data; | |
817 | ||
818 | td->ioprio |= *val << IOPRIO_CLASS_SHIFT; | |
819 | return 0; | |
820 | } | |
821 | ||
822 | static int str_prio_cb(void *data, unsigned int *val) | |
823 | { | |
824 | struct thread_data *td = data; | |
825 | ||
826 | td->ioprio |= *val; | |
827 | return 0; | |
828 | } | |
829 | ||
830 | static int str_exitall_cb(void) | |
831 | { | |
832 | exitall_on_terminate = 1; | |
833 | return 0; | |
834 | } | |
835 | ||
836 | static int str_cpumask_cb(void *data, unsigned int *val) | |
837 | { | |
838 | struct thread_data *td = data; | |
839 | ||
840 | fill_cpu_mask(td->cpumask, *val); | |
841 | return 0; | |
842 | } | |
843 | ||
07261983 JA |
844 | /* |
845 | * This is our [ini] type file parser. | |
846 | */ | |
0c7e37a0 | 847 | int parse_jobs_ini(char *file, int stonewall_flag) |
ebac4655 | 848 | { |
e1f36503 | 849 | unsigned int global; |
ebac4655 | 850 | struct thread_data *td; |
ef899b63 | 851 | char *string, *name, *tmpbuf; |
ebac4655 JA |
852 | fpos_t off; |
853 | FILE *f; | |
854 | char *p; | |
0c7e37a0 | 855 | int ret = 0, stonewall; |
ebac4655 JA |
856 | |
857 | f = fopen(file, "r"); | |
858 | if (!f) { | |
aea47d44 | 859 | perror("fopen job file"); |
ebac4655 JA |
860 | return 1; |
861 | } | |
862 | ||
863 | string = malloc(4096); | |
864 | name = malloc(256); | |
ef899b63 | 865 | tmpbuf = malloc(4096); |
ebac4655 | 866 | |
0c7e37a0 | 867 | stonewall = stonewall_flag; |
ebac4655 | 868 | while ((p = fgets(string, 4096, f)) != NULL) { |
45410acb JA |
869 | if (ret) |
870 | break; | |
ebac4655 JA |
871 | if (is_empty_or_comment(p)) |
872 | continue; | |
873 | if (sscanf(p, "[%s]", name) != 1) | |
874 | continue; | |
875 | ||
876 | global = !strncmp(name, "global", 6); | |
877 | ||
878 | name[strlen(name) - 1] = '\0'; | |
879 | ||
880 | td = get_new_job(global, &def_thread); | |
45410acb JA |
881 | if (!td) { |
882 | ret = 1; | |
883 | break; | |
884 | } | |
ebac4655 | 885 | |
972cfd25 JA |
886 | /* |
887 | * Seperate multiple job files by a stonewall | |
888 | */ | |
f9481919 | 889 | if (!global && stonewall) { |
972cfd25 JA |
890 | td->stonewall = stonewall; |
891 | stonewall = 0; | |
892 | } | |
893 | ||
ebac4655 JA |
894 | fgetpos(f, &off); |
895 | while ((p = fgets(string, 4096, f)) != NULL) { | |
896 | if (is_empty_or_comment(p)) | |
897 | continue; | |
898 | if (strstr(p, "[")) | |
899 | break; | |
e1f36503 | 900 | |
b6754f9d | 901 | strip_blank_front(&p); |
4ae3f763 | 902 | strip_blank_end(p); |
aea47d44 | 903 | |
e1f36503 | 904 | fgetpos(f, &off); |
ebac4655 | 905 | |
45410acb JA |
906 | /* |
907 | * Don't break here, continue parsing options so we | |
908 | * dump all the bad ones. Makes trial/error fixups | |
909 | * easier on the user. | |
910 | */ | |
e1f36503 | 911 | ret = parse_option(p, options, td); |
ebac4655 | 912 | } |
ebac4655 | 913 | |
45410acb JA |
914 | if (!ret) { |
915 | fsetpos(f, &off); | |
916 | ret = add_job(td, name, 0); | |
917 | } | |
918 | if (ret) | |
919 | break; | |
ebac4655 JA |
920 | } |
921 | ||
922 | free(string); | |
923 | free(name); | |
ef899b63 | 924 | free(tmpbuf); |
ebac4655 | 925 | fclose(f); |
45410acb | 926 | return ret; |
ebac4655 JA |
927 | } |
928 | ||
929 | static int fill_def_thread(void) | |
930 | { | |
931 | memset(&def_thread, 0, sizeof(def_thread)); | |
932 | ||
933 | if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) { | |
934 | perror("sched_getaffinity"); | |
935 | return 1; | |
936 | } | |
937 | ||
938 | /* | |
939 | * fill globals | |
940 | */ | |
941 | def_thread.ddir = DDIR_READ; | |
3d60d1ed | 942 | def_thread.iomix = 0; |
9ebc27e1 | 943 | def_thread.bs = DEF_BS; |
ebac4655 JA |
944 | def_thread.min_bs = -1; |
945 | def_thread.max_bs = -1; | |
9ebc27e1 | 946 | def_thread.odirect = DEF_ODIRECT; |
ebac4655 | 947 | def_thread.ratecycle = DEF_RATE_CYCLE; |
9ebc27e1 | 948 | def_thread.sequential = DEF_SEQUENTIAL; |
972cfd25 | 949 | def_thread.timeout = def_timeout; |
ebac4655 JA |
950 | def_thread.overwrite = DEF_OVERWRITE; |
951 | def_thread.invalidate_cache = DEF_INVALIDATE; | |
952 | def_thread.sync_io = DEF_SYNCIO; | |
953 | def_thread.mem_type = MEM_MALLOC; | |
954 | def_thread.bw_avg_time = DEF_BWAVGTIME; | |
955 | def_thread.create_serialize = DEF_CREATE_SER; | |
956 | def_thread.create_fsync = DEF_CREATE_FSYNC; | |
957 | def_thread.loops = DEF_LOOPS; | |
958 | def_thread.verify = DEF_VERIFY; | |
959 | def_thread.stonewall = DEF_STONEWALL; | |
960 | def_thread.numjobs = DEF_NUMJOBS; | |
961 | def_thread.use_thread = DEF_USE_THREAD; | |
a6ccc7be JA |
962 | def_thread.rwmixcycle = DEF_RWMIX_CYCLE; |
963 | def_thread.rwmixread = DEF_RWMIX_READ; | |
b6f4d880 | 964 | def_thread.nice = DEF_NICE; |
9ebc27e1 | 965 | def_thread.rand_repeatable = DEF_RAND_REPEAT; |
53cdc686 | 966 | def_thread.nr_files = DEF_NR_FILES; |
f6cbb269 | 967 | def_thread.unlink = DEF_UNLINK; |
ec94ec56 JA |
968 | def_thread.write_bw_log = write_bw_log; |
969 | def_thread.write_lat_log = write_lat_log; | |
ebac4655 JA |
970 | #ifdef FIO_HAVE_DISK_UTIL |
971 | def_thread.do_disk_util = 1; | |
972 | #endif | |
973 | ||
974 | return 0; | |
975 | } | |
976 | ||
0ab8db89 | 977 | static void usage(void) |
4785f995 JA |
978 | { |
979 | printf("%s\n", fio_version_string); | |
b4692828 JA |
980 | printf("\t--output\tWrite output to file\n"); |
981 | printf("\t--timeout\tRuntime in seconds\n"); | |
982 | printf("\t--latency-log\tGenerate per-job latency logs\n"); | |
983 | printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n"); | |
984 | printf("\t--minimal\tMinimal (terse) output\n"); | |
985 | printf("\t--version\tPrint version info and exit\n"); | |
4785f995 JA |
986 | } |
987 | ||
972cfd25 | 988 | static int parse_cmd_line(int argc, char *argv[]) |
ebac4655 | 989 | { |
b4692828 | 990 | struct thread_data *td = NULL; |
c2b1e753 | 991 | int c, ini_idx = 0, lidx, ret; |
ebac4655 | 992 | |
b4692828 | 993 | while ((c = getopt_long(argc, argv, "", long_options, &lidx)) != -1) { |
ebac4655 | 994 | switch (c) { |
b4692828 JA |
995 | case 't': |
996 | def_timeout = atoi(optarg); | |
997 | break; | |
998 | case 'l': | |
999 | write_lat_log = 1; | |
1000 | break; | |
1001 | case 'w': | |
1002 | write_bw_log = 1; | |
1003 | break; | |
1004 | case 'o': | |
1005 | f_out = fopen(optarg, "w+"); | |
1006 | if (!f_out) { | |
1007 | perror("fopen output"); | |
1008 | exit(1); | |
1009 | } | |
1010 | f_err = f_out; | |
1011 | break; | |
1012 | case 'm': | |
1013 | terse_output = 1; | |
1014 | break; | |
1015 | case 'h': | |
1016 | usage(); | |
1017 | exit(0); | |
1018 | case 'v': | |
1019 | printf("%s\n", fio_version_string); | |
1020 | exit(0); | |
1021 | case FIO_GETOPT_JOB: { | |
1022 | const char *opt = long_options[lidx].name; | |
1023 | char *val = optarg; | |
1024 | ||
c2b1e753 JA |
1025 | if (!strncmp(opt, "name", 4) && td) { |
1026 | ret = add_job(td, td->name ?: "fio", 0); | |
1027 | if (ret) { | |
1028 | put_job(td); | |
1029 | return 0; | |
1030 | } | |
1031 | td = NULL; | |
1032 | } | |
b4692828 | 1033 | if (!td) { |
38d0adb0 | 1034 | int global = !strncmp(val, "global", 6); |
c2b1e753 JA |
1035 | |
1036 | td = get_new_job(global, &def_thread); | |
b4692828 JA |
1037 | if (!td) |
1038 | return 0; | |
1039 | } | |
38d0adb0 JA |
1040 | |
1041 | parse_cmd_option(opt, val, options, td); | |
b4692828 JA |
1042 | break; |
1043 | } | |
1044 | default: | |
1045 | printf("optarg <<%s>>\n", argv[optind]); | |
1046 | break; | |
ebac4655 JA |
1047 | } |
1048 | } | |
c9fad893 | 1049 | |
b4692828 | 1050 | if (td) { |
c2b1e753 | 1051 | ret = add_job(td, td->name ?: "fio", 0); |
b4692828 JA |
1052 | if (ret) |
1053 | put_job(td); | |
972cfd25 | 1054 | } |
774a6177 | 1055 | |
b4692828 JA |
1056 | while (optind < argc) { |
1057 | ini_idx++; | |
1058 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); | |
1059 | ini_file[ini_idx - 1] = strdup(argv[optind]); | |
1060 | optind++; | |
eb8bbf48 | 1061 | } |
972cfd25 JA |
1062 | |
1063 | return ini_idx; | |
ebac4655 JA |
1064 | } |
1065 | ||
1066 | static void free_shm(void) | |
1067 | { | |
1068 | struct shmid_ds sbuf; | |
1069 | ||
1070 | if (threads) { | |
2c0ecd28 | 1071 | shmdt((void *) threads); |
ebac4655 JA |
1072 | threads = NULL; |
1073 | shmctl(shm_id, IPC_RMID, &sbuf); | |
1074 | } | |
1075 | } | |
1076 | ||
906c8d75 JA |
1077 | /* |
1078 | * The thread area is shared between the main process and the job | |
1079 | * threads/processes. So setup a shared memory segment that will hold | |
1080 | * all the job info. | |
1081 | */ | |
ebac4655 JA |
1082 | static int setup_thread_area(void) |
1083 | { | |
1084 | /* | |
1085 | * 1024 is too much on some machines, scale max_jobs if | |
1086 | * we get a failure that looks like too large a shm segment | |
1087 | */ | |
1088 | do { | |
906c8d75 | 1089 | size_t size = max_jobs * sizeof(struct thread_data); |
ebac4655 | 1090 | |
906c8d75 | 1091 | shm_id = shmget(0, size, IPC_CREAT | 0600); |
ebac4655 JA |
1092 | if (shm_id != -1) |
1093 | break; | |
1094 | if (errno != EINVAL) { | |
1095 | perror("shmget"); | |
1096 | break; | |
1097 | } | |
1098 | ||
1099 | max_jobs >>= 1; | |
1100 | } while (max_jobs); | |
1101 | ||
1102 | if (shm_id == -1) | |
1103 | return 1; | |
1104 | ||
1105 | threads = shmat(shm_id, NULL, 0); | |
1106 | if (threads == (void *) -1) { | |
1107 | perror("shmat"); | |
1108 | return 1; | |
1109 | } | |
1110 | ||
1111 | atexit(free_shm); | |
1112 | return 0; | |
1113 | } | |
1114 | ||
b4692828 JA |
1115 | /* |
1116 | * Copy the fio options into the long options map, so we mirror | |
1117 | * job and cmd line options. | |
1118 | */ | |
1119 | static void dupe_job_options(void) | |
1120 | { | |
1121 | struct fio_option *o; | |
1122 | unsigned int i; | |
1123 | ||
1124 | i = 0; | |
1125 | while (long_options[i].name) | |
1126 | i++; | |
1127 | ||
1128 | o = &options[0]; | |
1129 | while (o->name) { | |
1130 | long_options[i].name = o->name; | |
1131 | long_options[i].val = FIO_GETOPT_JOB; | |
1132 | if (o->type == FIO_OPT_STR_SET) | |
1133 | long_options[i].has_arg = no_argument; | |
1134 | else | |
1135 | long_options[i].has_arg = required_argument; | |
1136 | ||
1137 | i++; | |
1138 | o++; | |
1139 | assert(i < FIO_JOB_OPTS + FIO_CMD_OPTS); | |
1140 | } | |
1141 | } | |
1142 | ||
ebac4655 JA |
1143 | int parse_options(int argc, char *argv[]) |
1144 | { | |
972cfd25 JA |
1145 | int job_files, i; |
1146 | ||
b4692828 JA |
1147 | f_out = stdout; |
1148 | f_err = stderr; | |
1149 | ||
1150 | dupe_job_options(); | |
1151 | ||
ebac4655 JA |
1152 | if (setup_thread_area()) |
1153 | return 1; | |
1154 | if (fill_def_thread()) | |
1155 | return 1; | |
1156 | ||
972cfd25 | 1157 | job_files = parse_cmd_line(argc, argv); |
ebac4655 | 1158 | |
972cfd25 JA |
1159 | for (i = 0; i < job_files; i++) { |
1160 | if (fill_def_thread()) | |
1161 | return 1; | |
0c7e37a0 | 1162 | if (parse_jobs_ini(ini_file[i], i)) |
972cfd25 | 1163 | return 1; |
88c6ed80 | 1164 | free(ini_file[i]); |
972cfd25 | 1165 | } |
ebac4655 | 1166 | |
88c6ed80 | 1167 | free(ini_file); |
b4692828 JA |
1168 | |
1169 | if (!thread_number) { | |
1170 | log_err("No jobs defined(s)\n"); | |
1171 | usage(); | |
1172 | return 1; | |
1173 | } | |
1174 | ||
ebac4655 JA |
1175 | return 0; |
1176 | } |