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> |
214e1eca | 14 | #include <getopt.h> |
cd14cc10 | 15 | #include <inttypes.h> |
7101d9c2 | 16 | #include <assert.h> |
ebac4655 | 17 | |
317b95d0 | 18 | #include "compiler/compiler.h" |
01743ee1 | 19 | #include "flist.h" |
e2887563 | 20 | #include "fifo.h" |
4b87898e | 21 | #include "rbtree.h" |
317b95d0 JA |
22 | #include "arch/arch.h" |
23 | #include "os/os.h" | |
07739b57 | 24 | #include "mutex.h" |
a3d741fa JA |
25 | #include "log.h" |
26 | #include "debug.h" | |
ebac4655 | 27 | |
609342ff DL |
28 | #ifdef FIO_HAVE_GUASI |
29 | #include <guasi.h> | |
30 | #endif | |
31 | ||
417f0068 JA |
32 | #ifdef FIO_HAVE_SOLARISAIO |
33 | #include <sys/asynch.h> | |
34 | #endif | |
35 | ||
1e97cce9 JA |
36 | enum fio_ddir { |
37 | DDIR_READ = 0, | |
38 | DDIR_WRITE, | |
39 | DDIR_SYNC, | |
f29b25a3 | 40 | DDIR_INVAL = -1, |
1e97cce9 JA |
41 | }; |
42 | ||
413dd459 | 43 | enum td_ddir { |
b1ec1da6 JA |
44 | TD_DDIR_READ = 1 << 0, |
45 | TD_DDIR_WRITE = 1 << 1, | |
46 | TD_DDIR_RAND = 1 << 2, | |
47 | TD_DDIR_RW = TD_DDIR_READ | TD_DDIR_WRITE, | |
48 | TD_DDIR_RANDREAD = TD_DDIR_READ | TD_DDIR_RAND, | |
7ff1c14b | 49 | TD_DDIR_RANDWRITE = TD_DDIR_WRITE | TD_DDIR_RAND, |
b1ec1da6 | 50 | TD_DDIR_RANDRW = TD_DDIR_RW | TD_DDIR_RAND, |
413dd459 JA |
51 | }; |
52 | ||
4d4e80f2 JA |
53 | enum file_lock_mode { |
54 | FILE_LOCK_NONE, | |
55 | FILE_LOCK_EXCLUSIVE, | |
56 | FILE_LOCK_READWRITE, | |
57 | }; | |
58 | ||
1c9e06ee JA |
59 | /* |
60 | * Use for maintaining statistics | |
61 | */ | |
ebac4655 | 62 | struct io_stat { |
ebac4655 JA |
63 | unsigned long max_val; |
64 | unsigned long min_val; | |
65 | unsigned long samples; | |
68704084 JA |
66 | |
67 | double mean; | |
68 | double S; | |
ebac4655 JA |
69 | }; |
70 | ||
1c9e06ee JA |
71 | /* |
72 | * A single data sample | |
73 | */ | |
ebac4655 JA |
74 | struct io_sample { |
75 | unsigned long time; | |
76 | unsigned long val; | |
1e97cce9 | 77 | enum fio_ddir ddir; |
ebac4655 JA |
78 | }; |
79 | ||
1c9e06ee JA |
80 | /* |
81 | * Dynamically growing data sample log | |
82 | */ | |
ebac4655 JA |
83 | struct io_log { |
84 | unsigned long nr_samples; | |
85 | unsigned long max_samples; | |
86 | struct io_sample *log; | |
87 | }; | |
88 | ||
1c9e06ee JA |
89 | /* |
90 | * When logging io actions, this matches a single sent io_u | |
91 | */ | |
ebac4655 | 92 | struct io_piece { |
4b87898e JA |
93 | union { |
94 | struct rb_node rb_node; | |
01743ee1 | 95 | struct flist_head list; |
4b87898e | 96 | }; |
f29b25a3 JA |
97 | union { |
98 | int fileno; | |
99 | struct fio_file *file; | |
100 | }; | |
ebac4655 | 101 | unsigned long long offset; |
a4f4fdd7 | 102 | unsigned long len; |
1e97cce9 | 103 | enum fio_ddir ddir; |
f29b25a3 JA |
104 | union { |
105 | unsigned long delay; | |
106 | unsigned int file_action; | |
107 | }; | |
ebac4655 JA |
108 | }; |
109 | ||
0c6e7517 JA |
110 | enum { |
111 | IO_U_F_FREE = 1 << 0, | |
112 | IO_U_F_FLIGHT = 1 << 1, | |
113 | }; | |
114 | ||
36690c9b JA |
115 | struct thread_data; |
116 | ||
ebac4655 JA |
117 | /* |
118 | * The io unit | |
119 | */ | |
120 | struct io_u { | |
121 | union { | |
122 | #ifdef FIO_HAVE_LIBAIO | |
123 | struct iocb iocb; | |
124 | #endif | |
125 | #ifdef FIO_HAVE_POSIXAIO | |
126 | struct aiocb aiocb; | |
127 | #endif | |
128 | #ifdef FIO_HAVE_SGIO | |
129 | struct sg_io_hdr hdr; | |
a4f4fdd7 | 130 | #endif |
609342ff DL |
131 | #ifdef FIO_HAVE_GUASI |
132 | guasi_req_t greq; | |
417f0068 JA |
133 | #endif |
134 | #ifdef FIO_HAVE_SOLARISAIO | |
135 | aio_result_t resultp; | |
ebac4655 JA |
136 | #endif |
137 | }; | |
138 | struct timeval start_time; | |
139 | struct timeval issue_time; | |
140 | ||
1c9e06ee JA |
141 | /* |
142 | * Allocated/set buffer and length | |
143 | */ | |
6b9cea23 | 144 | void *buf; |
a4f4fdd7 | 145 | unsigned long buflen; |
ebac4655 | 146 | unsigned long long offset; |
d460eb31 | 147 | unsigned long long endpos; |
ebac4655 | 148 | |
1c9e06ee JA |
149 | /* |
150 | * IO engine state, may be different from above when we get | |
151 | * partial transfers / residual data counts | |
152 | */ | |
cec6b55d | 153 | void *xfer_buf; |
a4f4fdd7 | 154 | unsigned long xfer_buflen; |
cec6b55d | 155 | |
ebac4655 JA |
156 | unsigned int resid; |
157 | unsigned int error; | |
158 | ||
1e97cce9 | 159 | enum fio_ddir ddir; |
ebac4655 | 160 | |
dfd7bc2c JA |
161 | /* |
162 | * io engine private data | |
163 | */ | |
164 | union { | |
165 | unsigned int index; | |
166 | unsigned int seen; | |
556e831d | 167 | void *engine_data; |
dfd7bc2c JA |
168 | }; |
169 | ||
0c6e7517 JA |
170 | unsigned int flags; |
171 | ||
53cdc686 JA |
172 | struct fio_file *file; |
173 | ||
01743ee1 | 174 | struct flist_head list; |
d7762cf8 JA |
175 | |
176 | /* | |
177 | * Callback for io completion | |
178 | */ | |
36690c9b | 179 | int (*end_io)(struct thread_data *, struct io_u *); |
ebac4655 JA |
180 | }; |
181 | ||
36167d82 JA |
182 | /* |
183 | * io_ops->queue() return values | |
184 | */ | |
185 | enum { | |
186 | FIO_Q_COMPLETED = 0, /* completed sync */ | |
187 | FIO_Q_QUEUED = 1, /* queued, will complete async */ | |
755200a3 | 188 | FIO_Q_BUSY = 2, /* no more room, call ->commit() */ |
36167d82 JA |
189 | }; |
190 | ||
ebac4655 JA |
191 | #define FIO_HDR_MAGIC 0xf00baaef |
192 | ||
193 | enum { | |
1c9e06ee JA |
194 | VERIFY_NONE = 0, /* no verification */ |
195 | VERIFY_MD5, /* md5 sum data blocks */ | |
d77a7af3 | 196 | VERIFY_CRC64, /* crc64 sum data blocks */ |
1c9e06ee | 197 | VERIFY_CRC32, /* crc32 sum data blocks */ |
bac39e0e | 198 | VERIFY_CRC32C, /* crc32c sum data blocks */ |
969f7ed3 | 199 | VERIFY_CRC16, /* crc16 sum data blocks */ |
1e154bdb | 200 | VERIFY_CRC7, /* crc7 sum data blocks */ |
cd14cc10 JA |
201 | VERIFY_SHA256, /* sha256 sum data blocks */ |
202 | VERIFY_SHA512, /* sha512 sum data blocks */ | |
7437ee87 | 203 | VERIFY_META, /* block_num, timestamp etc. */ |
36690c9b | 204 | VERIFY_NULL, /* pretend to verify */ |
ebac4655 JA |
205 | }; |
206 | ||
1c9e06ee | 207 | /* |
546dfd9f JA |
208 | * A header structure associated with each checksummed data block. It is |
209 | * followed by a checksum specific header that contains the verification | |
210 | * data. | |
1c9e06ee | 211 | */ |
ebac4655 JA |
212 | struct verify_header { |
213 | unsigned int fio_magic; | |
214 | unsigned int len; | |
215 | unsigned int verify_type; | |
546dfd9f JA |
216 | }; |
217 | ||
218 | struct vhdr_md5 { | |
219 | uint32_t md5_digest[16]; | |
220 | }; | |
221 | struct vhdr_sha512 { | |
222 | uint8_t sha512[128]; | |
223 | }; | |
224 | struct vhdr_sha256 { | |
225 | uint8_t sha256[128]; | |
226 | }; | |
227 | struct vhdr_crc64 { | |
228 | uint64_t crc64; | |
229 | }; | |
230 | struct vhdr_crc32 { | |
231 | uint32_t crc32; | |
232 | }; | |
233 | struct vhdr_crc16 { | |
234 | uint16_t crc16; | |
235 | }; | |
236 | struct vhdr_crc7 { | |
237 | uint8_t crc7; | |
ebac4655 | 238 | }; |
7437ee87 SL |
239 | struct vhdr_meta { |
240 | uint64_t offset; | |
241 | unsigned char thread; | |
242 | unsigned short numberio; | |
243 | unsigned long time_sec; | |
244 | unsigned long time_usec; | |
245 | }; | |
ebac4655 JA |
246 | |
247 | struct group_run_stats { | |
9104f874 JA |
248 | unsigned long long max_run[2], min_run[2]; |
249 | unsigned long long max_bw[2], min_bw[2]; | |
e9b2a3fa | 250 | unsigned long long io_kb[2]; |
9104f874 | 251 | unsigned long long agg[2]; |
ebac4655 JA |
252 | }; |
253 | ||
e9c047a0 JA |
254 | /* |
255 | * What type of allocation to use for io buffers | |
256 | */ | |
257 | enum fio_memtype { | |
258 | MEM_MALLOC = 0, /* ordinary malloc */ | |
259 | MEM_SHM, /* use shared memory segments */ | |
74b025b0 | 260 | MEM_SHMHUGE, /* use shared memory segments with huge pages */ |
e9c047a0 | 261 | MEM_MMAP, /* use anonynomous mmap */ |
d0bdaf49 | 262 | MEM_MMAPHUGE, /* memory mapped huge file */ |
e9c047a0 JA |
263 | }; |
264 | ||
265 | /* | |
266 | * The type of object we are working on | |
267 | */ | |
268 | enum fio_filetype { | |
1c9e06ee JA |
269 | FIO_TYPE_FILE = 1, /* plain file */ |
270 | FIO_TYPE_BD, /* block device */ | |
271 | FIO_TYPE_CHAR, /* character device */ | |
b5605e9d | 272 | FIO_TYPE_PIPE, /* pipe */ |
e9c047a0 JA |
273 | }; |
274 | ||
2866c82d | 275 | enum fio_ioengine_flags { |
1c9e06ee | 276 | FIO_SYNCIO = 1 << 0, /* io engine has synchronous ->queue */ |
ba0fbe10 JA |
277 | FIO_RAWIO = 1 << 1, /* some sort of direct/raw io */ |
278 | FIO_DISKLESSIO = 1 << 2, /* no disk involved */ | |
0263882a | 279 | FIO_NOEXTEND = 1 << 3, /* engine can't extend file */ |
62d984e2 | 280 | FIO_NODISKUTIL = 1 << 4, /* diskutil can't handle filename */ |
b67740d3 | 281 | FIO_UNIDIR = 1 << 5, /* engine is uni-directional */ |
1f809d15 | 282 | FIO_NOIO = 1 << 6, /* thread does only pseudo IO */ |
ad830ed7 | 283 | FIO_SIGQUIT = 1 << 7, /* needs SIGQUIT to exit */ |
e9c047a0 JA |
284 | }; |
285 | ||
f11bd94d | 286 | enum fio_file_flags { |
0ad920e7 | 287 | FIO_FILE_OPEN = 1 << 0, /* file is open */ |
a9b7b305 | 288 | FIO_FILE_CLOSING = 1 << 1, /* file being closed */ |
6ae1f57f JA |
289 | FIO_FILE_EXTEND = 1 << 2, /* needs extend */ |
290 | FIO_FILE_DONE = 1 << 3, /* io completed to this file */ | |
291 | FIO_SIZE_KNOWN = 1 << 4, /* size has been set */ | |
392a3742 | 292 | FIO_FILE_HASHED = 1 << 5, /* file is on hash */ |
f11bd94d JA |
293 | }; |
294 | ||
1c9e06ee JA |
295 | /* |
296 | * Each thread_data structure has a number of files associated with it, | |
297 | * this structure holds state information for a single file. | |
298 | */ | |
53cdc686 | 299 | struct fio_file { |
01743ee1 | 300 | struct flist_head hash_list; |
af52b345 JA |
301 | enum fio_filetype filetype; |
302 | ||
53cdc686 JA |
303 | /* |
304 | * A file may not be a file descriptor, let the io engine decide | |
305 | */ | |
306 | union { | |
307 | unsigned long file_data; | |
e26f8f7a | 308 | int fd; |
53cdc686 | 309 | }; |
7bb48f84 JA |
310 | |
311 | /* | |
312 | * filename and possible memory mapping | |
313 | */ | |
1315a68a | 314 | char *file_name; |
53cdc686 | 315 | void *mmap; |
5e6c2067 | 316 | unsigned int major, minor; |
7bb48f84 JA |
317 | |
318 | /* | |
319 | * size of the file, offset into file, and io size from that offset | |
320 | */ | |
53cdc686 JA |
321 | unsigned long long real_file_size; |
322 | unsigned long long file_offset; | |
7bb48f84 JA |
323 | unsigned long long io_size; |
324 | ||
53cdc686 JA |
325 | unsigned long long last_pos; |
326 | ||
29c1349f JA |
327 | /* |
328 | * if io is protected by a semaphore, this is set | |
329 | */ | |
4d4e80f2 JA |
330 | struct fio_mutex *lock; |
331 | void *lock_owner; | |
332 | unsigned int lock_batch; | |
333 | enum fio_ddir lock_ddir; | |
29c1349f | 334 | |
1c9e06ee JA |
335 | /* |
336 | * block map for random io | |
337 | */ | |
de605666 | 338 | unsigned int *file_map; |
53cdc686 | 339 | unsigned int num_maps; |
1c9e06ee | 340 | unsigned int last_free_lookup; |
9b031dc8 | 341 | |
0ad920e7 | 342 | int references; |
f11bd94d | 343 | enum fio_file_flags flags; |
53cdc686 JA |
344 | }; |
345 | ||
b2560f3c JA |
346 | /* |
347 | * How many depth levels to log | |
348 | */ | |
349 | #define FIO_IO_U_MAP_NR 8 | |
a9a18a3f JA |
350 | #define FIO_IO_U_LAT_U_NR 10 |
351 | #define FIO_IO_U_LAT_M_NR 12 | |
b2560f3c | 352 | |
079ad09b | 353 | struct thread_stat { |
756867bd JA |
354 | char *name; |
355 | char *verror; | |
356 | int error; | |
357 | int groupid; | |
358 | pid_t pid; | |
359 | char *description; | |
6586ee89 | 360 | int members; |
756867bd | 361 | |
079ad09b JA |
362 | struct io_log *slat_log; |
363 | struct io_log *clat_log; | |
364 | struct io_log *bw_log; | |
365 | ||
366 | /* | |
367 | * bandwidth and latency stats | |
368 | */ | |
369 | struct io_stat clat_stat[2]; /* completion latency */ | |
370 | struct io_stat slat_stat[2]; /* submission latency */ | |
371 | struct io_stat bw_stat[2]; /* bandwidth stats */ | |
372 | ||
373 | unsigned long long stat_io_bytes[2]; | |
374 | struct timeval stat_sample_time[2]; | |
375 | ||
376 | /* | |
377 | * fio system usage accounting | |
378 | */ | |
379 | struct rusage ru_start; | |
380 | struct rusage ru_end; | |
381 | unsigned long usr_time; | |
382 | unsigned long sys_time; | |
383 | unsigned long ctx; | |
81887d5d | 384 | unsigned long minf, majf; |
079ad09b | 385 | |
b2560f3c JA |
386 | /* |
387 | * IO depth and latency stats | |
388 | */ | |
389 | unsigned int io_u_map[FIO_IO_U_MAP_NR]; | |
838bc709 JA |
390 | unsigned int io_u_submit[FIO_IO_U_MAP_NR]; |
391 | unsigned int io_u_complete[FIO_IO_U_MAP_NR]; | |
04a0feae JA |
392 | unsigned int io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
393 | unsigned int io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
b3605062 | 394 | unsigned long total_io_u[2]; |
30061b97 | 395 | unsigned long short_io_u[2]; |
838bc709 JA |
396 | unsigned long total_submit; |
397 | unsigned long total_complete; | |
756867bd JA |
398 | |
399 | unsigned long long io_bytes[2]; | |
400 | unsigned long runtime[2]; | |
401 | unsigned long total_run_time; | |
b2560f3c | 402 | }; |
71619dc2 | 403 | |
564ca972 JA |
404 | struct bssplit { |
405 | unsigned int bs; | |
406 | unsigned char perc; | |
407 | }; | |
408 | ||
2dc1bbeb | 409 | struct thread_options { |
b1ec1da6 | 410 | int pad; |
61697c37 | 411 | char *description; |
b4692828 | 412 | char *name; |
ef899b63 | 413 | char *directory; |
13f8e2d2 | 414 | char *filename; |
2dc1bbeb | 415 | char *opendir; |
09629a90 | 416 | char *ioengine; |
413dd459 | 417 | enum td_ddir td_ddir; |
211097b2 | 418 | unsigned int ddir_nr; |
2dc1bbeb JA |
419 | unsigned int iodepth; |
420 | unsigned int iodepth_low; | |
421 | unsigned int iodepth_batch; | |
4950421a | 422 | unsigned int iodepth_batch_complete; |
2dc1bbeb JA |
423 | |
424 | unsigned long long size; | |
aa31f1f1 | 425 | unsigned int fill_device; |
2dc1bbeb JA |
426 | unsigned long long file_size_low; |
427 | unsigned long long file_size_high; | |
428 | unsigned long long start_offset; | |
429 | ||
430 | unsigned int bs[2]; | |
431 | unsigned int min_bs[2]; | |
432 | unsigned int max_bs[2]; | |
564ca972 JA |
433 | struct bssplit *bssplit; |
434 | unsigned int bssplit_nr; | |
2dc1bbeb JA |
435 | |
436 | unsigned int nr_files; | |
437 | unsigned int open_files; | |
4d4e80f2 | 438 | enum file_lock_mode file_lock_mode; |
29c1349f | 439 | unsigned int lockfile_batch; |
e9c047a0 | 440 | |
9158d2f7 JA |
441 | unsigned int odirect; |
442 | unsigned int invalidate_cache; | |
443 | unsigned int create_serialize; | |
444 | unsigned int create_fsync; | |
445 | unsigned int end_fsync; | |
446 | unsigned int sync_io; | |
447 | unsigned int verify; | |
e84c73a8 | 448 | unsigned int do_verify; |
160b966d | 449 | unsigned int verifysort; |
a59e170d JA |
450 | unsigned int verify_interval; |
451 | unsigned int verify_offset; | |
90059d65 JA |
452 | unsigned int verify_pattern; |
453 | unsigned int verify_pattern_bytes; | |
a12a3b4d | 454 | unsigned int verify_fatal; |
9158d2f7 JA |
455 | unsigned int use_thread; |
456 | unsigned int unlink; | |
457 | unsigned int do_disk_util; | |
458 | unsigned int override_sync; | |
459 | unsigned int rand_repeatable; | |
460 | unsigned int write_lat_log; | |
461 | unsigned int write_bw_log; | |
bb8895e0 | 462 | unsigned int norandommap; |
2b386d25 | 463 | unsigned int softrandommap; |
690adba3 | 464 | unsigned int bs_unaligned; |
ebb1415f | 465 | unsigned int fsync_on_close; |
e9c047a0 | 466 | |
56bb17f2 | 467 | unsigned int hugepage_size; |
a00735e6 | 468 | unsigned int rw_min_bs; |
ebac4655 | 469 | unsigned int thinktime; |
48097d5c | 470 | unsigned int thinktime_spin; |
9c1f7434 | 471 | unsigned int thinktime_blocks; |
ebac4655 JA |
472 | unsigned int fsync_blocks; |
473 | unsigned int start_delay; | |
0db26797 | 474 | unsigned long long timeout; |
ebac4655 | 475 | unsigned int overwrite; |
ebac4655 | 476 | unsigned int bw_avg_time; |
ebac4655 | 477 | unsigned int loops; |
20dc95c4 JA |
478 | unsigned long long zone_size; |
479 | unsigned long long zone_skip; | |
e9c047a0 | 480 | enum fio_memtype mem_type; |
2dc1bbeb | 481 | |
ebac4655 | 482 | unsigned int stonewall; |
b3d62a75 | 483 | unsigned int new_group; |
ebac4655 | 484 | unsigned int numjobs; |
ebac4655 | 485 | os_cpu_mask_t cpumask; |
375b2695 | 486 | unsigned int cpumask_set; |
aea47d44 | 487 | unsigned int iolog; |
a6ccc7be | 488 | unsigned int rwmixcycle; |
e47f799f | 489 | unsigned int rwmix[2]; |
b6f4d880 | 490 | unsigned int nice; |
0aabe160 | 491 | unsigned int file_service_type; |
b2560f3c | 492 | unsigned int group_reporting; |
d2f3ac35 | 493 | unsigned int fadvise_hint; |
e9459e5a | 494 | unsigned int zero_buffers; |
5973cafb | 495 | unsigned int refill_buffers; |
cf4464ca | 496 | unsigned int time_based; |
aea47d44 | 497 | |
076efc7c JA |
498 | char *read_iolog_file; |
499 | char *write_iolog_file; | |
2dc1bbeb JA |
500 | |
501 | /* | |
502 | * Pre-run and post-run shell | |
503 | */ | |
504 | char *exec_prerun; | |
505 | char *exec_postrun; | |
506 | ||
507 | unsigned int rate; | |
508 | unsigned int ratemin; | |
509 | unsigned int ratecycle; | |
510 | unsigned int rate_iops; | |
511 | unsigned int rate_iops_min; | |
512 | ||
513 | char *ioscheduler; | |
514 | ||
515 | /* | |
516 | * CPU "io" cycle burner | |
517 | */ | |
518 | unsigned int cpuload; | |
519 | unsigned int cpucycle; | |
520 | }; | |
521 | ||
e4e33258 JA |
522 | #define FIO_VERROR_SIZE 128 |
523 | ||
2dc1bbeb JA |
524 | /* |
525 | * This describes a single thread/process executing a fio job. | |
526 | */ | |
527 | struct thread_data { | |
528 | struct thread_options o; | |
e4e33258 | 529 | char verror[FIO_VERROR_SIZE]; |
2dc1bbeb JA |
530 | pthread_t thread; |
531 | int thread_number; | |
532 | int groupid; | |
533 | struct thread_stat ts; | |
126d65c6 | 534 | struct fio_file **files; |
2dc1bbeb JA |
535 | unsigned int files_index; |
536 | unsigned int nr_open_files; | |
1020a139 | 537 | unsigned int nr_done_files; |
2dc1bbeb JA |
538 | unsigned int nr_normal_files; |
539 | union { | |
540 | unsigned int next_file; | |
541 | os_random_state_t next_file_state; | |
542 | }; | |
543 | int error; | |
20e354ef | 544 | int done; |
2dc1bbeb JA |
545 | pid_t pid; |
546 | char *orig_buffer; | |
547 | size_t orig_buffer_size; | |
548 | volatile int terminate; | |
549 | volatile int runstate; | |
550 | unsigned int ioprio; | |
ac684785 | 551 | unsigned int ioprio_set; |
2dc1bbeb JA |
552 | unsigned int last_was_sync; |
553 | ||
554 | char *mmapfile; | |
555 | int mmapfd; | |
556 | ||
843a7413 JA |
557 | void *iolog_buf; |
558 | FILE *iolog_f; | |
ebac4655 | 559 | |
da86774e | 560 | char *sysfs_root; |
da86774e | 561 | |
6dfd46b9 JA |
562 | os_random_state_t bsrange_state; |
563 | os_random_state_t verify_state; | |
ebac4655 JA |
564 | |
565 | int shm_id; | |
566 | ||
e9c047a0 JA |
567 | /* |
568 | * IO engine hooks, contains everything needed to submit an io_u | |
569 | * to any of the available IO engines. | |
570 | */ | |
2866c82d | 571 | struct ioengine_ops *io_ops; |
ebac4655 | 572 | |
e9c047a0 JA |
573 | /* |
574 | * Current IO depth and list of free and busy io_u's. | |
575 | */ | |
ebac4655 | 576 | unsigned int cur_depth; |
d8005759 | 577 | unsigned int io_u_queued; |
01743ee1 JA |
578 | struct flist_head io_u_freelist; |
579 | struct flist_head io_u_busylist; | |
580 | struct flist_head io_u_requeues; | |
ebac4655 | 581 | |
e9c047a0 JA |
582 | /* |
583 | * Rate state | |
584 | */ | |
ebac4655 JA |
585 | unsigned long rate_usec_cycle; |
586 | long rate_pending_usleep; | |
587 | unsigned long rate_bytes; | |
4e991c23 | 588 | unsigned long rate_blocks; |
ebac4655 JA |
589 | struct timeval lastrate; |
590 | ||
ebac4655 JA |
591 | unsigned long long total_io_size; |
592 | ||
755200a3 | 593 | unsigned long io_issues[2]; |
9104f874 JA |
594 | unsigned long long io_blocks[2]; |
595 | unsigned long long io_bytes[2]; | |
48f5abd3 | 596 | unsigned long long io_skip_bytes; |
9104f874 | 597 | unsigned long long this_io_bytes[2]; |
079ad09b | 598 | unsigned long long zone_bytes; |
cdd18ad8 | 599 | struct fio_mutex *mutex; |
ebac4655 | 600 | |
e9c047a0 JA |
601 | /* |
602 | * State for random io, a bitmap of blocks done vs not done | |
603 | */ | |
6dfd46b9 | 604 | os_random_state_t random_state; |
ebac4655 | 605 | |
ebac4655 JA |
606 | struct timeval start; /* start of this loop */ |
607 | struct timeval epoch; /* time job was started */ | |
38d77cae | 608 | struct timeval rw_end[2]; |
a61eddec | 609 | struct timeval last_issue; |
38d77cae | 610 | unsigned int rw_end_set[2]; |
ebac4655 | 611 | |
e9c047a0 JA |
612 | /* |
613 | * read/write mixed workload state | |
614 | */ | |
6dfd46b9 | 615 | os_random_state_t rwmix_state; |
e4928662 | 616 | unsigned long rwmix_issues; |
e9c047a0 | 617 | enum fio_ddir rwmix_ddir; |
211097b2 | 618 | unsigned int ddir_nr; |
a6ccc7be | 619 | |
e9c047a0 | 620 | /* |
8de8f047 JA |
621 | * IO history logs for verification. We use a tree for sorting, |
622 | * if we are overwriting. Otherwise just use a fifo. | |
e9c047a0 | 623 | */ |
4b87898e | 624 | struct rb_root io_hist_tree; |
01743ee1 | 625 | struct flist_head io_hist_list; |
8de8f047 JA |
626 | |
627 | /* | |
628 | * For IO replaying | |
629 | */ | |
01743ee1 | 630 | struct flist_head io_log_list; |
433afcb4 JA |
631 | |
632 | /* | |
633 | * timeout handling | |
634 | */ | |
635 | struct timeval timeout_end; | |
636 | struct itimerval timer; | |
1907dbc6 JA |
637 | |
638 | /* | |
639 | * for fileservice, how often to switch to a new file | |
640 | */ | |
641 | unsigned int file_service_nr; | |
642 | unsigned int file_service_left; | |
643 | struct fio_file *file_service_file; | |
9c60ce64 JA |
644 | |
645 | /* | |
646 | * For generating file sizes | |
647 | */ | |
648 | os_random_state_t file_size_state; | |
ebac4655 JA |
649 | }; |
650 | ||
0aabe160 JA |
651 | /* |
652 | * roundrobin available files, or choose one at random. | |
653 | */ | |
654 | enum { | |
655 | FIO_FSERVICE_RANDOM = 1, | |
656 | FIO_FSERVICE_RR = 2, | |
657 | }; | |
658 | ||
e592a06b AC |
659 | /* |
660 | * when should interactive ETA output be generated | |
661 | */ | |
662 | enum { | |
663 | FIO_ETA_AUTO, | |
664 | FIO_ETA_ALWAYS, | |
665 | FIO_ETA_NEVER, | |
666 | }; | |
667 | ||
433afcb4 JA |
668 | /* |
669 | * 30 second per-io_u timeout, with 5 second intervals to avoid resetting | |
670 | * the timer on each queue operation. | |
671 | */ | |
672 | #define IO_U_TIMEOUT_INC 5 | |
673 | #define IO_U_TIMEOUT 30 | |
674 | ||
e1161c32 | 675 | #define __td_verror(td, err, msg, func) \ |
ebac4655 | 676 | do { \ |
19abcd3d JA |
677 | if ((td)->error) \ |
678 | break; \ | |
ebac4655 JA |
679 | int e = (err); \ |
680 | (td)->error = e; \ | |
e1161c32 | 681 | snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg)); \ |
ebac4655 JA |
682 | } while (0) |
683 | ||
b990b5c0 | 684 | |
e1161c32 JA |
685 | #define td_verror(td, err, func) \ |
686 | __td_verror((td), (err), strerror((err)), (func)) | |
687 | #define td_vmsg(td, err, msg, func) \ | |
688 | __td_verror((td), (err), (msg), (func)) | |
b990b5c0 | 689 | |
ebac4655 JA |
690 | extern int exitall_on_terminate; |
691 | extern int thread_number; | |
9cedf167 | 692 | extern int nr_process, nr_thread; |
ebac4655 JA |
693 | extern int shm_id; |
694 | extern int groupid; | |
c6ae0a5b | 695 | extern int terse_output; |
53cdc686 | 696 | extern int temp_stall_ts; |
1e97cce9 | 697 | extern unsigned long long mlock_size; |
cfc99db7 | 698 | extern unsigned long page_mask, page_size; |
4241ea8f | 699 | extern int read_only; |
e592a06b | 700 | extern int eta_print; |
d3eeeabc | 701 | extern unsigned long done_secs; |
01f06b63 | 702 | extern char *job_section; |
ebac4655 JA |
703 | |
704 | extern struct thread_data *threads; | |
705 | ||
2dc1bbeb JA |
706 | #define td_read(td) ((td)->o.td_ddir & TD_DDIR_READ) |
707 | #define td_write(td) ((td)->o.td_ddir & TD_DDIR_WRITE) | |
708 | #define td_rw(td) (((td)->o.td_ddir & TD_DDIR_RW) == TD_DDIR_RW) | |
709 | #define td_random(td) ((td)->o.td_ddir & TD_DDIR_RAND) | |
303032ae | 710 | #define file_randommap(td, f) (!(td)->o.norandommap && (f)->file_map) |
ebac4655 | 711 | |
7101d9c2 JA |
712 | static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u) |
713 | { | |
714 | assert(!(io_u->ddir == DDIR_WRITE && !td_write(td))); | |
715 | } | |
716 | ||
de605666 | 717 | #define BLOCKS_PER_MAP (8 * sizeof(int)) |
aec2de20 JA |
718 | #define TO_MAP_BLOCK(f, b) (b) |
719 | #define RAND_MAP_IDX(f, b) (TO_MAP_BLOCK(f, b) / BLOCKS_PER_MAP) | |
720 | #define RAND_MAP_BIT(f, b) (TO_MAP_BLOCK(f, b) & (BLOCKS_PER_MAP - 1)) | |
ebac4655 JA |
721 | |
722 | #define MAX_JOBS (1024) | |
723 | ||
87dc1ab1 JA |
724 | static inline int should_fsync(struct thread_data *td) |
725 | { | |
726 | if (td->last_was_sync) | |
727 | return 0; | |
2dc1bbeb | 728 | if (td->o.odirect) |
87dc1ab1 | 729 | return 0; |
2dc1bbeb | 730 | if (td_write(td) || td_rw(td) || td->o.override_sync) |
87dc1ab1 JA |
731 | return 1; |
732 | ||
733 | return 0; | |
734 | } | |
735 | ||
1c9e06ee JA |
736 | /* |
737 | * Disk utils as read in /sys/block/<dev>/stat | |
738 | */ | |
ebac4655 JA |
739 | struct disk_util_stat { |
740 | unsigned ios[2]; | |
741 | unsigned merges[2]; | |
742 | unsigned long long sectors[2]; | |
743 | unsigned ticks[2]; | |
744 | unsigned io_ticks; | |
745 | unsigned time_in_queue; | |
746 | }; | |
747 | ||
1c9e06ee JA |
748 | /* |
749 | * Per-device disk util management | |
750 | */ | |
ebac4655 | 751 | struct disk_util { |
01743ee1 | 752 | struct flist_head list; |
ebac4655 JA |
753 | |
754 | char *name; | |
e11c410c | 755 | char *sysfs_root; |
ebac4655 | 756 | char path[256]; |
07e5b264 | 757 | int major, minor; |
ebac4655 JA |
758 | |
759 | struct disk_util_stat dus; | |
760 | struct disk_util_stat last_dus; | |
761 | ||
762 | unsigned long msec; | |
763 | struct timeval time; | |
764 | }; | |
765 | ||
ebac4655 JA |
766 | #define DISK_UTIL_MSEC (250) |
767 | ||
6796209a JA |
768 | /* |
769 | * Log exports | |
770 | */ | |
f29b25a3 JA |
771 | enum file_log_act { |
772 | FIO_LOG_ADD_FILE, | |
773 | FIO_LOG_OPEN_FILE, | |
774 | FIO_LOG_CLOSE_FILE, | |
f718273e | 775 | FIO_LOG_UNLINK_FILE, |
f29b25a3 JA |
776 | }; |
777 | ||
72cb971b | 778 | extern int __must_check read_iolog_get(struct thread_data *, struct io_u *); |
f29b25a3 JA |
779 | extern void log_io_u(struct thread_data *, struct io_u *); |
780 | extern void log_file(struct thread_data *, struct fio_file *, enum file_log_act); | |
72cb971b | 781 | extern int __must_check init_iolog(struct thread_data *td); |
6796209a | 782 | extern void log_io_piece(struct thread_data *, struct io_u *); |
691c8fb0 | 783 | extern void queue_io_piece(struct thread_data *, struct io_piece *); |
6796209a JA |
784 | extern void prune_io_piece_log(struct thread_data *); |
785 | extern void write_iolog_close(struct thread_data *); | |
786 | ||
787 | /* | |
788 | * Logging | |
789 | */ | |
1e97cce9 JA |
790 | extern void add_clat_sample(struct thread_data *, enum fio_ddir, unsigned long); |
791 | extern void add_slat_sample(struct thread_data *, enum fio_ddir, unsigned long); | |
792 | extern void add_bw_sample(struct thread_data *, enum fio_ddir, struct timeval *); | |
6796209a JA |
793 | extern void show_run_stats(void); |
794 | extern void init_disk_util(struct thread_data *); | |
795 | extern void update_rusage_stat(struct thread_data *); | |
796 | extern void update_io_ticks(void); | |
8914a9d8 JA |
797 | extern void setup_log(struct io_log **); |
798 | extern void finish_log(struct thread_data *, struct io_log *, const char *); | |
bb3884d8 | 799 | extern void __finish_log(struct io_log *, const char *); |
bb3884d8 JA |
800 | extern struct io_log *agg_io_log[2]; |
801 | extern int write_bw_log; | |
802 | extern void add_agg_sample(unsigned long, enum fio_ddir); | |
6796209a JA |
803 | |
804 | /* | |
805 | * Time functions | |
806 | */ | |
10927316 SL |
807 | extern unsigned long long utime_since(struct timeval *, struct timeval *); |
808 | extern unsigned long long utime_since_now(struct timeval *); | |
6796209a JA |
809 | extern unsigned long mtime_since(struct timeval *, struct timeval *); |
810 | extern unsigned long mtime_since_now(struct timeval *); | |
811 | extern unsigned long time_since_now(struct timeval *); | |
263e529f | 812 | extern unsigned long mtime_since_genesis(void); |
b990b5c0 | 813 | extern void __usec_sleep(unsigned int); |
6796209a | 814 | extern void usec_sleep(struct thread_data *, unsigned long); |
413dd459 | 815 | extern void rate_throttle(struct thread_data *, unsigned long, unsigned int); |
6043c579 | 816 | extern void fill_start_time(struct timeval *); |
02bcaa8c | 817 | extern void fio_gettime(struct timeval *, void *); |
a2f77c9f | 818 | extern void set_genesis_time(void); |
6796209a | 819 | |
8914a9d8 | 820 | /* |
214e1eca | 821 | * Init/option functions |
8914a9d8 | 822 | */ |
72cb971b | 823 | extern int __must_check parse_options(int, char **); |
3b8b7135 | 824 | extern int fio_options_parse(struct thread_data *, char **, int); |
214e1eca JA |
825 | extern int fio_cmd_option_parse(struct thread_data *, const char *, char *); |
826 | extern void fio_fill_default_options(struct thread_data *); | |
827 | extern int fio_show_option_help(const char *); | |
828 | extern void fio_options_dup_and_init(struct option *); | |
d23bb327 JA |
829 | extern void options_mem_dupe(struct thread_data *); |
830 | extern void options_mem_free(struct thread_data *); | |
214e1eca JA |
831 | #define FIO_GETOPT_JOB 0x89988998 |
832 | #define FIO_NR_OPTIONS 128 | |
8914a9d8 | 833 | |
53cdc686 JA |
834 | /* |
835 | * File setup/shutdown | |
836 | */ | |
837 | extern void close_files(struct thread_data *); | |
24ffd2c2 | 838 | extern void close_and_free_files(struct thread_data *); |
b2fdda43 JA |
839 | extern int __must_check setup_files(struct thread_data *); |
840 | extern int __must_check open_files(struct thread_data *); | |
841 | extern int __must_check file_invalidate_cache(struct thread_data *, struct fio_file *); | |
b5af8293 | 842 | extern int __must_check generic_open_file(struct thread_data *, struct fio_file *); |
6977bcd0 | 843 | extern int __must_check generic_close_file(struct thread_data *, struct fio_file *); |
f29b25a3 | 844 | extern int add_file(struct thread_data *, const char *); |
0ad920e7 | 845 | extern void get_file(struct fio_file *); |
6977bcd0 | 846 | extern int __must_check put_file(struct thread_data *, struct fio_file *); |
4d4e80f2 JA |
847 | extern void lock_file(struct thread_data *, struct fio_file *, enum fio_ddir); |
848 | extern void unlock_file(struct thread_data *, struct fio_file *); | |
849 | extern void unlock_file_all(struct thread_data *, struct fio_file *); | |
bbf6b540 | 850 | extern int add_dir_files(struct thread_data *, const char *); |
68727076 | 851 | extern int init_random_map(struct thread_data *); |
cade3ef4 | 852 | extern void dup_files(struct thread_data *, struct thread_data *); |
f29b25a3 JA |
853 | extern int get_fileno(struct thread_data *, const char *); |
854 | extern void free_release_files(struct thread_data *); | |
53cdc686 | 855 | |
263e529f JA |
856 | /* |
857 | * ETA/status stuff | |
858 | */ | |
859 | extern void print_thread_status(void); | |
860 | extern void print_status_init(int); | |
861 | ||
9f8f2064 JA |
862 | /* |
863 | * disk util stuff | |
864 | */ | |
865 | #ifdef FIO_HAVE_DISK_UTIL | |
866 | extern void show_disk_util(void); | |
9f8f2064 JA |
867 | extern void init_disk_util(struct thread_data *); |
868 | extern void update_io_ticks(void); | |
869 | #else | |
870 | #define show_disk_util() | |
9f8f2064 JA |
871 | #define init_disk_util(td) |
872 | #define update_io_ticks() | |
873 | #endif | |
874 | ||
263e529f JA |
875 | /* |
876 | * Thread life cycle. Once a thread has a runstate beyond TD_INITIALIZED, it | |
877 | * will never back again. It may cycle between running/verififying/fsyncing. | |
878 | * Once the thread reaches TD_EXITED, it is just waiting for the core to | |
879 | * reap it. | |
880 | */ | |
881 | enum { | |
882 | TD_NOT_CREATED = 0, | |
883 | TD_CREATED, | |
884 | TD_INITIALIZED, | |
885 | TD_RUNNING, | |
886 | TD_VERIFYING, | |
887 | TD_FSYNCING, | |
888 | TD_EXITED, | |
889 | TD_REAPED, | |
890 | }; | |
891 | ||
e29d1b70 JA |
892 | /* |
893 | * Verify helpers | |
894 | */ | |
895 | extern void populate_verify_io_u(struct thread_data *, struct io_u *); | |
b2fdda43 | 896 | extern int __must_check get_next_verify(struct thread_data *td, struct io_u *); |
36690c9b | 897 | extern int __must_check verify_io_u(struct thread_data *, struct io_u *); |
e29d1b70 | 898 | |
2f9ade3c JA |
899 | /* |
900 | * Memory helpers | |
901 | */ | |
b2fdda43 | 902 | extern int __must_check fio_pin_memory(void); |
2f9ade3c | 903 | extern void fio_unpin_memory(void); |
b2fdda43 | 904 | extern int __must_check allocate_io_mem(struct thread_data *); |
2f9ade3c JA |
905 | extern void free_io_mem(struct thread_data *); |
906 | ||
10ba535a JA |
907 | /* |
908 | * io unit handling | |
909 | */ | |
01743ee1 | 910 | #define queue_full(td) flist_empty(&(td)->io_u_freelist) |
10ba535a | 911 | extern struct io_u *__get_io_u(struct thread_data *); |
3d7c391d | 912 | extern struct io_u *get_io_u(struct thread_data *); |
10ba535a | 913 | extern void put_io_u(struct thread_data *, struct io_u *); |
755200a3 | 914 | extern void requeue_io_u(struct thread_data *, struct io_u **); |
d7762cf8 JA |
915 | extern long __must_check io_u_sync_complete(struct thread_data *, struct io_u *); |
916 | extern long __must_check io_u_queued_complete(struct thread_data *, int); | |
7e77dd02 | 917 | extern void io_u_queued(struct thread_data *, struct io_u *); |
5451792e | 918 | extern void io_u_log_error(struct thread_data *, struct io_u *); |
433afcb4 JA |
919 | extern void io_u_init_timeout(void); |
920 | extern void io_u_set_timeout(struct thread_data *); | |
d8005759 | 921 | extern void io_u_mark_depth(struct thread_data *, unsigned int); |
5973cafb | 922 | extern void io_u_fill_buffer(struct thread_data *td, struct io_u *, unsigned int); |
838bc709 JA |
923 | void io_u_mark_complete(struct thread_data *, unsigned int); |
924 | void io_u_mark_submit(struct thread_data *, unsigned int); | |
10ba535a JA |
925 | |
926 | /* | |
927 | * io engine entry points | |
928 | */ | |
b2fdda43 JA |
929 | extern int __must_check td_io_init(struct thread_data *); |
930 | extern int __must_check td_io_prep(struct thread_data *, struct io_u *); | |
931 | extern int __must_check td_io_queue(struct thread_data *, struct io_u *); | |
932 | extern int __must_check td_io_sync(struct thread_data *, struct fio_file *); | |
e7d2e616 | 933 | extern int __must_check td_io_getevents(struct thread_data *, unsigned int, unsigned int, struct timespec *); |
b2fdda43 | 934 | extern int __must_check td_io_commit(struct thread_data *); |
b5af8293 | 935 | extern int __must_check td_io_open_file(struct thread_data *, struct fio_file *); |
6977bcd0 | 936 | extern int td_io_close_file(struct thread_data *, struct fio_file *); |
10ba535a | 937 | |
fb7b71a3 JA |
938 | /* |
939 | * blktrace support | |
940 | */ | |
5e62c22a | 941 | #ifdef FIO_HAVE_BLKTRACE |
fb7b71a3 JA |
942 | extern int is_blktrace(const char *); |
943 | extern int load_blktrace(struct thread_data *, const char *); | |
5e62c22a | 944 | #endif |
fb7b71a3 | 945 | |
2866c82d | 946 | struct ioengine_ops { |
01743ee1 | 947 | struct flist_head list; |
2866c82d JA |
948 | char name[16]; |
949 | int version; | |
950 | int flags; | |
ea2877a4 | 951 | int (*setup)(struct thread_data *); |
2866c82d JA |
952 | int (*init)(struct thread_data *); |
953 | int (*prep)(struct thread_data *, struct io_u *); | |
954 | int (*queue)(struct thread_data *, struct io_u *); | |
755200a3 | 955 | int (*commit)(struct thread_data *); |
e7d2e616 | 956 | int (*getevents)(struct thread_data *, unsigned int, unsigned int, struct timespec *); |
2866c82d JA |
957 | struct io_u *(*event)(struct thread_data *, int); |
958 | int (*cancel)(struct thread_data *, struct io_u *); | |
959 | void (*cleanup)(struct thread_data *); | |
b5af8293 | 960 | int (*open_file)(struct thread_data *, struct fio_file *); |
6977bcd0 | 961 | int (*close_file)(struct thread_data *, struct fio_file *); |
2866c82d JA |
962 | void *data; |
963 | void *dlhandle; | |
964 | }; | |
965 | ||
6977bcd0 | 966 | #define FIO_IOOPS_VERSION 9 |
2866c82d | 967 | |
b4692828 | 968 | extern struct ioengine_ops *load_ioengine(struct thread_data *, const char *); |
b2fdda43 | 969 | extern void register_ioengine(struct ioengine_ops *); |
5f350952 | 970 | extern void unregister_ioengine(struct ioengine_ops *); |
2866c82d JA |
971 | extern void close_ioengine(struct thread_data *); |
972 | ||
973 | /* | |
974 | * Mark unused variables passed to ops functions as unused, to silence gcc | |
975 | */ | |
976 | #define fio_unused __attribute((__unused__)) | |
5f350952 JA |
977 | #define fio_init __attribute__((constructor)) |
978 | #define fio_exit __attribute__((destructor)) | |
2866c82d | 979 | |
34572e28 JA |
980 | #define for_each_td(td, i) \ |
981 | for ((i) = 0, (td) = &threads[0]; (i) < (int) thread_number; (i)++, (td)++) | |
53cdc686 | 982 | #define for_each_file(td, f, i) \ |
691c8fb0 JA |
983 | if ((td)->files_index) \ |
984 | for ((i) = 0, (f) = (td)->files[0]; \ | |
985 | (i) < (td)->o.nr_files && ((f) = (td)->files[i]) != NULL; \ | |
986 | (i)++) | |
53cdc686 | 987 | |
0032bf9f JA |
988 | #define fio_assert(td, cond) do { \ |
989 | if (!(cond)) { \ | |
340fd243 | 990 | int *__foo = NULL; \ |
0032bf9f JA |
991 | fprintf(stderr, "file:%s:%d, assert %s failed\n", __FILE__, __LINE__, #cond); \ |
992 | (td)->runstate = TD_EXITED; \ | |
437c9b71 | 993 | (td)->error = EFAULT; \ |
340fd243 | 994 | *__foo = 0; \ |
0032bf9f JA |
995 | } \ |
996 | } while (0) | |
997 | ||
009bd847 JA |
998 | static inline void fio_file_reset(struct fio_file *f) |
999 | { | |
1000 | f->last_free_lookup = 0; | |
1001 | f->last_pos = f->file_offset; | |
1002 | } | |
1003 | ||
9bf27b45 JA |
1004 | static inline void clear_error(struct thread_data *td) |
1005 | { | |
1006 | td->error = 0; | |
1007 | td->verror[0] = '\0'; | |
1008 | } | |
1009 | ||
79e48f72 | 1010 | #ifdef FIO_INC_DEBUG |
2ba1c290 JA |
1011 | static inline void dprint_io_u(struct io_u *io_u, const char *p) |
1012 | { | |
1013 | struct fio_file *f = io_u->file; | |
1014 | ||
1015 | dprint(FD_IO, "%s: io_u %p: off=%llu/len=%lu/ddir=%d", p, io_u, | |
5921e80c JA |
1016 | (unsigned long long) io_u->offset, |
1017 | io_u->buflen, io_u->ddir); | |
8172fe97 JA |
1018 | if (fio_debug & (1 << FD_IO)) { |
1019 | if (f) | |
1020 | log_info("/%s", f->file_name); | |
1021 | ||
1022 | log_info("\n"); | |
1023 | } | |
2ba1c290 | 1024 | } |
79e48f72 | 1025 | #else |
79e48f72 JA |
1026 | #define dprint_io_u(io_u, p) |
1027 | #endif | |
2ba1c290 | 1028 | |
ebac4655 | 1029 | #endif |