Commit | Line | Data |
---|---|---|
53cdc686 JA |
1 | #include <unistd.h> |
2 | #include <fcntl.h> | |
3 | #include <string.h> | |
4 | #include <assert.h> | |
bbf6b540 | 5 | #include <dirent.h> |
d74ac843 | 6 | #include <libgen.h> |
53cdc686 JA |
7 | #include <sys/stat.h> |
8 | #include <sys/mman.h> | |
bbf6b540 | 9 | #include <sys/types.h> |
53cdc686 JA |
10 | |
11 | #include "fio.h" | |
f17c4392 | 12 | #include "smalloc.h" |
4906e0b5 | 13 | #include "filehash.h" |
53cdc686 | 14 | |
7172cfe8 JA |
15 | static int root_warn; |
16 | ||
c592b9fe JA |
17 | static inline void clear_error(struct thread_data *td) |
18 | { | |
19 | td->error = 0; | |
20 | td->verror[0] = '\0'; | |
21 | } | |
22 | ||
3baddf24 JA |
23 | /* |
24 | * Leaves f->fd open on success, caller must close | |
25 | */ | |
7bb48f84 | 26 | static int extend_file(struct thread_data *td, struct fio_file *f) |
25205e97 | 27 | { |
ea443657 | 28 | int r, new_layout = 0, unlink_file = 0, flags; |
25205e97 JA |
29 | unsigned long long left; |
30 | unsigned int bs; | |
31 | char *b; | |
b2a15192 | 32 | |
4241ea8f JA |
33 | if (read_only) { |
34 | log_err("fio: refusing extend of file due to read-only\n"); | |
35 | return 0; | |
36 | } | |
37 | ||
507a702f JA |
38 | /* |
39 | * check if we need to lay the file out complete again. fio | |
40 | * does that for operations involving reads, or for writes | |
41 | * where overwrite is set | |
42 | */ | |
ffdfabd4 JA |
43 | if (td_read(td) || (td_write(td) && td->o.overwrite) || |
44 | (td_write(td) && td->io_ops->flags & FIO_NOEXTEND)) | |
507a702f | 45 | new_layout = 1; |
ea443657 JA |
46 | if (td_write(td) && !td->o.overwrite) |
47 | unlink_file = 1; | |
507a702f | 48 | |
6ae1f57f | 49 | if (unlink_file || new_layout) { |
bd199f2b | 50 | dprint(FD_FILE, "layout unlink %s\n", f->file_name); |
982016d6 | 51 | if ((unlink(f->file_name) < 0) && (errno != ENOENT)) { |
7bb48f84 JA |
52 | td_verror(td, errno, "unlink"); |
53 | return 1; | |
54 | } | |
55 | } | |
56 | ||
507a702f JA |
57 | flags = O_WRONLY | O_CREAT; |
58 | if (new_layout) | |
59 | flags |= O_TRUNC; | |
60 | ||
ee56ad50 | 61 | dprint(FD_FILE, "open file %s, flags %x\n", f->file_name, flags); |
507a702f | 62 | f->fd = open(f->file_name, flags, 0644); |
53cdc686 | 63 | if (f->fd < 0) { |
e1161c32 | 64 | td_verror(td, errno, "open"); |
53cdc686 JA |
65 | return 1; |
66 | } | |
67 | ||
7bc8c2cf JA |
68 | #ifdef FIO_HAVE_FALLOCATE |
69 | if (td->o.fallocate && !td->o.fill_device) { | |
70 | dprint(FD_FILE, "fallocate file %s size %llu\n", f->file_name, | |
71 | f->real_file_size); | |
72 | ||
73 | r = posix_fallocate(f->fd, 0, f->real_file_size); | |
74 | if (r < 0) { | |
75 | log_err("fio: posix_fallocate fails: %s\n", | |
76 | strerror(-r)); | |
77 | } | |
78 | } | |
79 | #endif | |
80 | ||
fc74ac1d SL |
81 | if (!new_layout) |
82 | goto done; | |
83 | ||
5e0074c2 JA |
84 | /* |
85 | * The size will be -1ULL when fill_device is used, so don't truncate | |
86 | * or fallocate this file, just write it | |
87 | */ | |
88 | if (!td->o.fill_device) { | |
89 | dprint(FD_FILE, "truncate file %s, size %llu\n", f->file_name, | |
ee56ad50 | 90 | f->real_file_size); |
5e0074c2 JA |
91 | if (ftruncate(f->fd, f->real_file_size) == -1) { |
92 | td_verror(td, errno, "ftruncate"); | |
93 | goto err; | |
94 | } | |
5e0074c2 | 95 | } |
40f8298c | 96 | |
2dc1bbeb JA |
97 | b = malloc(td->o.max_bs[DDIR_WRITE]); |
98 | memset(b, 0, td->o.max_bs[DDIR_WRITE]); | |
53cdc686 | 99 | |
7bb48f84 | 100 | left = f->real_file_size; |
53cdc686 | 101 | while (left && !td->terminate) { |
2dc1bbeb | 102 | bs = td->o.max_bs[DDIR_WRITE]; |
53cdc686 JA |
103 | if (bs > left) |
104 | bs = left; | |
105 | ||
106 | r = write(f->fd, b, bs); | |
107 | ||
5e0074c2 JA |
108 | if (r > 0) { |
109 | left -= r; | |
53cdc686 JA |
110 | continue; |
111 | } else { | |
5e0074c2 JA |
112 | if (r < 0) { |
113 | int __e = errno; | |
114 | ||
115 | if (__e == ENOSPC) { | |
116 | if (td->o.fill_device) | |
117 | break; | |
118 | log_info("fio: ENOSPC on laying out " | |
119 | "file, stopping\n"); | |
120 | break; | |
121 | } | |
e1161c32 | 122 | td_verror(td, errno, "write"); |
5e0074c2 | 123 | } else |
e1161c32 | 124 | td_verror(td, EIO, "write"); |
53cdc686 JA |
125 | |
126 | break; | |
127 | } | |
128 | } | |
129 | ||
ffdfabd4 JA |
130 | if (td->terminate) { |
131 | dprint(FD_FILE, "terminate unlink %s\n", f->file_name); | |
53cdc686 | 132 | unlink(f->file_name); |
ffdfabd4 | 133 | } else if (td->o.create_fsync) { |
98e1ac4e JA |
134 | if (fsync(f->fd) < 0) { |
135 | td_verror(td, errno, "fsync"); | |
136 | goto err; | |
137 | } | |
138 | } | |
0d1cd207 | 139 | if (td->o.fill_device && !td_write(td)) { |
d6aed795 | 140 | fio_file_clear_size_known(f); |
5e0074c2 JA |
141 | if (td_io_get_file_size(td, f)) |
142 | goto err; | |
143 | if (f->io_size > f->real_file_size) | |
144 | f->io_size = f->real_file_size; | |
145 | } | |
53cdc686 JA |
146 | |
147 | free(b); | |
507a702f | 148 | done: |
53cdc686 JA |
149 | return 0; |
150 | err: | |
151 | close(f->fd); | |
152 | f->fd = -1; | |
153 | return 1; | |
154 | } | |
155 | ||
afad68f7 ZY |
156 | static int pre_read_file(struct thread_data *td, struct fio_file *f) |
157 | { | |
b0f65863 | 158 | int r, did_open = 0, old_runstate; |
afad68f7 ZY |
159 | unsigned long long left; |
160 | unsigned int bs; | |
161 | char *b; | |
162 | ||
9c0d2241 JA |
163 | if (td->io_ops->flags & FIO_PIPEIO) |
164 | return 0; | |
165 | ||
d6aed795 | 166 | if (!fio_file_open(f)) { |
b0f65863 JA |
167 | if (td->io_ops->open_file(td, f)) { |
168 | log_err("fio: cannot pre-read, failed to open file\n"); | |
169 | return 1; | |
170 | } | |
171 | did_open = 1; | |
172 | } | |
173 | ||
174 | old_runstate = td->runstate; | |
175 | td_set_runstate(td, TD_PRE_READING); | |
176 | ||
afad68f7 ZY |
177 | bs = td->o.max_bs[DDIR_READ]; |
178 | b = malloc(bs); | |
179 | memset(b, 0, bs); | |
180 | ||
181 | lseek(f->fd, f->file_offset, SEEK_SET); | |
182 | left = f->io_size; | |
183 | ||
184 | while (left && !td->terminate) { | |
185 | if (bs > left) | |
186 | bs = left; | |
187 | ||
188 | r = read(f->fd, b, bs); | |
189 | ||
190 | if (r == (int) bs) { | |
191 | left -= bs; | |
192 | continue; | |
193 | } else { | |
194 | td_verror(td, EIO, "pre_read"); | |
195 | break; | |
196 | } | |
197 | } | |
198 | ||
b0f65863 JA |
199 | td_set_runstate(td, old_runstate); |
200 | ||
201 | if (did_open) | |
202 | td->io_ops->close_file(td, f); | |
afad68f7 ZY |
203 | free(b); |
204 | return 0; | |
205 | } | |
206 | ||
7bb48f84 | 207 | static unsigned long long get_rand_file_size(struct thread_data *td) |
9c60ce64 | 208 | { |
dc873b6f | 209 | unsigned long long ret, sized; |
9c60ce64 JA |
210 | long r; |
211 | ||
9c60ce64 | 212 | r = os_random_long(&td->file_size_state); |
dc873b6f JA |
213 | sized = td->o.file_size_high - td->o.file_size_low; |
214 | ret = (unsigned long long) ((double) sized * (r / (OS_RAND_MAX + 1.0))); | |
5ec10eaa | 215 | ret += td->o.file_size_low; |
2dc1bbeb | 216 | ret -= (ret % td->o.rw_min_bs); |
9c60ce64 JA |
217 | return ret; |
218 | } | |
219 | ||
53cdc686 JA |
220 | static int file_size(struct thread_data *td, struct fio_file *f) |
221 | { | |
222 | struct stat st; | |
223 | ||
df9c26b1 | 224 | if (stat(f->file_name, &st) == -1) { |
7bb48f84 JA |
225 | td_verror(td, errno, "fstat"); |
226 | return 1; | |
227 | } | |
53cdc686 | 228 | |
7bb48f84 | 229 | f->real_file_size = st.st_size; |
53cdc686 JA |
230 | return 0; |
231 | } | |
232 | ||
233 | static int bdev_size(struct thread_data *td, struct fio_file *f) | |
234 | { | |
235 | unsigned long long bytes; | |
236 | int r; | |
237 | ||
df9c26b1 JA |
238 | if (td->io_ops->open_file(td, f)) { |
239 | log_err("fio: failed opening blockdev %s for size check\n", | |
240 | f->file_name); | |
241 | return 1; | |
242 | } | |
243 | ||
53cdc686 JA |
244 | r = blockdev_size(f->fd, &bytes); |
245 | if (r) { | |
e1161c32 | 246 | td_verror(td, r, "blockdev_size"); |
df9c26b1 | 247 | goto err; |
53cdc686 JA |
248 | } |
249 | ||
7ab077ab JA |
250 | if (!bytes) { |
251 | log_err("%s: zero sized block device?\n", f->file_name); | |
df9c26b1 | 252 | goto err; |
7ab077ab JA |
253 | } |
254 | ||
53cdc686 | 255 | f->real_file_size = bytes; |
22a57ba8 | 256 | td->io_ops->close_file(td, f); |
53cdc686 | 257 | return 0; |
df9c26b1 JA |
258 | err: |
259 | td->io_ops->close_file(td, f); | |
260 | return 1; | |
53cdc686 JA |
261 | } |
262 | ||
263 | static int get_file_size(struct thread_data *td, struct fio_file *f) | |
264 | { | |
265 | int ret = 0; | |
266 | ||
d6aed795 | 267 | if (fio_file_size_known(f)) |
409b3417 JA |
268 | return 0; |
269 | ||
7bb48f84 JA |
270 | if (f->filetype == FIO_TYPE_FILE) |
271 | ret = file_size(td, f); | |
272 | else if (f->filetype == FIO_TYPE_BD) | |
53cdc686 JA |
273 | ret = bdev_size(td, f); |
274 | else | |
275 | f->real_file_size = -1; | |
276 | ||
277 | if (ret) | |
278 | return ret; | |
279 | ||
280 | if (f->file_offset > f->real_file_size) { | |
5ec10eaa JA |
281 | log_err("%s: offset extends end (%Lu > %Lu)\n", td->o.name, |
282 | f->file_offset, f->real_file_size); | |
53cdc686 JA |
283 | return 1; |
284 | } | |
285 | ||
d6aed795 | 286 | fio_file_set_size_known(f); |
53cdc686 JA |
287 | return 0; |
288 | } | |
289 | ||
3baddf24 JA |
290 | static int __file_invalidate_cache(struct thread_data *td, struct fio_file *f, |
291 | unsigned long long off, | |
292 | unsigned long long len) | |
e5b401d4 JA |
293 | { |
294 | int ret = 0; | |
295 | ||
5e0074c2 | 296 | if (len == -1ULL) |
3baddf24 JA |
297 | len = f->io_size; |
298 | if (off == -1ULL) | |
299 | off = f->file_offset; | |
ee56ad50 | 300 | |
0d1cd207 JA |
301 | if (len == -1ULL || off == -1ULL) |
302 | return 0; | |
303 | ||
3baddf24 JA |
304 | dprint(FD_IO, "invalidate cache %s: %llu/%llu\n", f->file_name, off, |
305 | len); | |
b5af8293 | 306 | |
e5b401d4 JA |
307 | /* |
308 | * FIXME: add blockdev flushing too | |
309 | */ | |
a1c58075 | 310 | if (f->mmap_ptr) { |
ac893112 | 311 | ret = madvise(f->mmap_ptr, f->mmap_sz, MADV_DONTNEED); |
a1c58075 JA |
312 | #ifdef FIO_MADV_FREE |
313 | (void) madvise(f->mmap_ptr, f->mmap_sz, FIO_MADV_FREE); | |
314 | #endif | |
315 | } else if (f->filetype == FIO_TYPE_FILE) { | |
3baddf24 | 316 | ret = fadvise(f->fd, off, len, POSIX_FADV_DONTNEED); |
5ec10eaa | 317 | } else if (f->filetype == FIO_TYPE_BD) { |
b5af8293 | 318 | ret = blockdev_invalidate_cache(f->fd); |
7e0e25c9 | 319 | if (ret < 0 && errno == EACCES && geteuid()) { |
7172cfe8 | 320 | if (!root_warn) { |
5ec10eaa JA |
321 | log_err("fio: only root may flush block " |
322 | "devices. Cache flush bypassed!\n"); | |
7172cfe8 JA |
323 | root_warn = 1; |
324 | } | |
7e0e25c9 JA |
325 | ret = 0; |
326 | } | |
b5605e9d | 327 | } else if (f->filetype == FIO_TYPE_CHAR || f->filetype == FIO_TYPE_PIPE) |
e5b401d4 JA |
328 | ret = 0; |
329 | ||
330 | if (ret < 0) { | |
e1161c32 | 331 | td_verror(td, errno, "invalidate_cache"); |
e5b401d4 | 332 | return 1; |
3baddf24 JA |
333 | } else if (ret > 0) { |
334 | td_verror(td, ret, "invalidate_cache"); | |
335 | return 1; | |
e5b401d4 JA |
336 | } |
337 | ||
ad2da605 | 338 | return ret; |
3baddf24 JA |
339 | |
340 | } | |
341 | ||
342 | int file_invalidate_cache(struct thread_data *td, struct fio_file *f) | |
343 | { | |
d6aed795 | 344 | if (!fio_file_open(f)) |
a5fb461f JA |
345 | return 0; |
346 | ||
5e0074c2 | 347 | return __file_invalidate_cache(td, f, -1ULL, -1ULL); |
e5b401d4 JA |
348 | } |
349 | ||
6977bcd0 | 350 | int generic_close_file(struct thread_data fio_unused *td, struct fio_file *f) |
53cdc686 | 351 | { |
6977bcd0 JA |
352 | int ret = 0; |
353 | ||
ee56ad50 | 354 | dprint(FD_FILE, "fd close %s\n", f->file_name); |
4906e0b5 JA |
355 | |
356 | remove_file_hash(f); | |
357 | ||
6977bcd0 JA |
358 | if (close(f->fd) < 0) |
359 | ret = errno; | |
360 | ||
b5af8293 | 361 | f->fd = -1; |
6977bcd0 | 362 | return ret; |
53cdc686 JA |
363 | } |
364 | ||
4d4e80f2 | 365 | static int file_lookup_open(struct fio_file *f, int flags) |
53cdc686 | 366 | { |
29c1349f | 367 | struct fio_file *__f; |
4d4e80f2 JA |
368 | int from_hash; |
369 | ||
370 | __f = lookup_file_hash(f->file_name); | |
371 | if (__f) { | |
9efef3c4 | 372 | dprint(FD_FILE, "found file in hash %s\n", f->file_name); |
4d4e80f2 JA |
373 | /* |
374 | * racy, need the __f->lock locked | |
375 | */ | |
376 | f->lock = __f->lock; | |
377 | f->lock_owner = __f->lock_owner; | |
378 | f->lock_batch = __f->lock_batch; | |
379 | f->lock_ddir = __f->lock_ddir; | |
4d4e80f2 JA |
380 | from_hash = 1; |
381 | } else { | |
9efef3c4 | 382 | dprint(FD_FILE, "file not found in hash %s\n", f->file_name); |
4d4e80f2 JA |
383 | from_hash = 0; |
384 | } | |
385 | ||
e8670ef8 | 386 | f->fd = open(f->file_name, flags, 0600); |
4d4e80f2 JA |
387 | return from_hash; |
388 | } | |
389 | ||
390 | int generic_open_file(struct thread_data *td, struct fio_file *f) | |
391 | { | |
66159828 | 392 | int is_std = 0; |
53cdc686 | 393 | int flags = 0; |
29c1349f | 394 | int from_hash = 0; |
53cdc686 | 395 | |
ee56ad50 JA |
396 | dprint(FD_FILE, "fd open %s\n", f->file_name); |
397 | ||
66159828 JA |
398 | if (!strcmp(f->file_name, "-")) { |
399 | if (td_rw(td)) { | |
400 | log_err("fio: can't read/write to stdin/out\n"); | |
401 | return 1; | |
402 | } | |
403 | is_std = 1; | |
ce98fa66 JA |
404 | |
405 | /* | |
406 | * move output logging to stderr, if we are writing to stdout | |
407 | */ | |
408 | if (td_write(td)) | |
409 | f_out = stderr; | |
66159828 JA |
410 | } |
411 | ||
2dc1bbeb | 412 | if (td->o.odirect) |
2fd233b7 | 413 | flags |= OS_O_DIRECT; |
2dc1bbeb | 414 | if (td->o.sync_io) |
2fd233b7 | 415 | flags |= O_SYNC; |
ad92396c | 416 | if (f->filetype != FIO_TYPE_FILE) |
5921e80c | 417 | flags |= FIO_O_NOATIME; |
814452bd JA |
418 | if (td->o.create_on_open) |
419 | flags |= O_CREAT; | |
53cdc686 | 420 | |
056f3459 | 421 | open_again: |
660a1cb5 | 422 | if (td_write(td)) { |
17308158 JA |
423 | if (!read_only) |
424 | flags |= O_RDWR; | |
53cdc686 | 425 | |
af52b345 | 426 | if (f->filetype == FIO_TYPE_FILE) |
2fd233b7 | 427 | flags |= O_CREAT; |
2fd233b7 | 428 | |
66159828 JA |
429 | if (is_std) |
430 | f->fd = dup(STDOUT_FILENO); | |
4d4e80f2 JA |
431 | else |
432 | from_hash = file_lookup_open(f, flags); | |
2fd233b7 | 433 | } else { |
4241ea8f | 434 | if (f->filetype == FIO_TYPE_CHAR && !read_only) |
2fd233b7 JA |
435 | flags |= O_RDWR; |
436 | else | |
437 | flags |= O_RDONLY; | |
438 | ||
66159828 JA |
439 | if (is_std) |
440 | f->fd = dup(STDIN_FILENO); | |
4d4e80f2 JA |
441 | else |
442 | from_hash = file_lookup_open(f, flags); | |
53cdc686 JA |
443 | } |
444 | ||
445 | if (f->fd == -1) { | |
e4e33258 | 446 | char buf[FIO_VERROR_SIZE]; |
e1161c32 JA |
447 | int __e = errno; |
448 | ||
835d9b9e | 449 | if (__e == EPERM && (flags & FIO_O_NOATIME)) { |
5921e80c | 450 | flags &= ~FIO_O_NOATIME; |
056f3459 AC |
451 | goto open_again; |
452 | } | |
453 | ||
e8670ef8 | 454 | snprintf(buf, sizeof(buf) - 1, "open(%s)", f->file_name); |
e4e33258 JA |
455 | |
456 | td_verror(td, __e, buf); | |
53cdc686 JA |
457 | } |
458 | ||
29c1349f JA |
459 | if (!from_hash && f->fd != -1) { |
460 | if (add_file_hash(f)) { | |
461 | int ret; | |
462 | ||
463 | /* | |
464 | * OK to ignore, we haven't done anything with it | |
465 | */ | |
466 | ret = generic_close_file(td, f); | |
467 | goto open_again; | |
468 | } | |
469 | } | |
4906e0b5 | 470 | |
53cdc686 | 471 | return 0; |
b5af8293 JA |
472 | } |
473 | ||
df9c26b1 | 474 | int generic_get_file_size(struct thread_data *td, struct fio_file *f) |
21972cde | 475 | { |
df9c26b1 | 476 | return get_file_size(td, f); |
21972cde JA |
477 | } |
478 | ||
7bb48f84 JA |
479 | /* |
480 | * open/close all files, so that ->real_file_size gets set | |
481 | */ | |
bab3fd58 | 482 | static int get_file_sizes(struct thread_data *td) |
7bb48f84 JA |
483 | { |
484 | struct fio_file *f; | |
485 | unsigned int i; | |
bab3fd58 | 486 | int err = 0; |
7bb48f84 JA |
487 | |
488 | for_each_file(td, f, i) { | |
5ec10eaa JA |
489 | dprint(FD_FILE, "get file size for %p/%d/%p\n", f, i, |
490 | f->file_name); | |
9efef3c4 | 491 | |
99a47c69 | 492 | if (td_io_get_file_size(td, f)) { |
40b44f4a JA |
493 | if (td->error != ENOENT) { |
494 | log_err("%s\n", td->verror); | |
495 | err = 1; | |
496 | } | |
541d66d7 | 497 | clear_error(td); |
07eb79df | 498 | } |
409b3417 JA |
499 | |
500 | if (f->real_file_size == -1ULL && td->o.size) | |
501 | f->real_file_size = td->o.size / td->o.nr_files; | |
7bb48f84 | 502 | } |
bab3fd58 JA |
503 | |
504 | return err; | |
7bb48f84 JA |
505 | } |
506 | ||
2e3bd4c2 JA |
507 | struct fio_mount { |
508 | struct flist_head list; | |
509 | const char *base; | |
510 | char __base[256]; | |
511 | unsigned int key; | |
512 | }; | |
513 | ||
514 | /* | |
515 | * Get free number of bytes for each file on each unique mount. | |
516 | */ | |
517 | static unsigned long long get_fs_free_counts(struct thread_data *td) | |
518 | { | |
519 | struct flist_head *n, *tmp; | |
520 | unsigned long long ret; | |
521 | struct fio_mount *fm; | |
522 | FLIST_HEAD(list); | |
523 | struct fio_file *f; | |
524 | unsigned int i; | |
525 | ||
526 | for_each_file(td, f, i) { | |
527 | struct stat sb; | |
528 | char buf[256]; | |
529 | ||
530 | strcpy(buf, f->file_name); | |
531 | ||
532 | if (stat(buf, &sb) < 0) { | |
533 | if (errno != ENOENT) | |
534 | break; | |
535 | strcpy(buf, "."); | |
536 | if (stat(buf, &sb) < 0) | |
537 | break; | |
538 | } | |
539 | ||
540 | fm = NULL; | |
541 | flist_for_each(n, &list) { | |
542 | fm = flist_entry(n, struct fio_mount, list); | |
543 | if (fm->key == sb.st_dev) | |
544 | break; | |
545 | ||
546 | fm = NULL; | |
547 | } | |
548 | ||
549 | if (fm) | |
550 | continue; | |
551 | ||
552 | fm = malloc(sizeof(*fm)); | |
553 | strcpy(fm->__base, buf); | |
554 | fm->base = basename(fm->__base); | |
555 | fm->key = sb.st_dev; | |
556 | flist_add(&fm->list, &list); | |
557 | } | |
558 | ||
559 | ret = 0; | |
560 | flist_for_each_safe(n, tmp, &list) { | |
561 | unsigned long long sz; | |
562 | ||
563 | fm = flist_entry(n, struct fio_mount, list); | |
564 | flist_del(&fm->list); | |
565 | ||
566 | sz = get_fs_size(fm->base); | |
567 | if (sz && sz != -1ULL) | |
568 | ret += sz; | |
569 | ||
570 | free(fm); | |
571 | } | |
572 | ||
573 | return ret; | |
574 | } | |
575 | ||
7bb48f84 JA |
576 | /* |
577 | * Open the files and setup files sizes, creating files if necessary. | |
578 | */ | |
53cdc686 JA |
579 | int setup_files(struct thread_data *td) |
580 | { | |
7bb48f84 | 581 | unsigned long long total_size, extend_size; |
53cdc686 | 582 | struct fio_file *f; |
af52b345 | 583 | unsigned int i; |
000b0803 | 584 | int err = 0, need_extend; |
53cdc686 | 585 | |
ee56ad50 JA |
586 | dprint(FD_FILE, "setup files\n"); |
587 | ||
691c8fb0 JA |
588 | if (td->o.read_iolog_file) |
589 | return 0; | |
590 | ||
53cdc686 JA |
591 | /* |
592 | * if ioengine defines a setup() method, it's responsible for | |
7bb48f84 JA |
593 | * opening the files and setting f->real_file_size to indicate |
594 | * the valid range for that file. | |
53cdc686 JA |
595 | */ |
596 | if (td->io_ops->setup) | |
7bb48f84 JA |
597 | err = td->io_ops->setup(td); |
598 | else | |
bab3fd58 | 599 | err = get_file_sizes(td); |
53cdc686 | 600 | |
f1027063 JA |
601 | if (err) |
602 | return err; | |
603 | ||
0a7eb121 | 604 | /* |
7bb48f84 JA |
605 | * check sizes. if the files/devices do not exist and the size |
606 | * isn't passed to fio, abort. | |
0a7eb121 | 607 | */ |
7bb48f84 JA |
608 | total_size = 0; |
609 | for_each_file(td, f, i) { | |
610 | if (f->real_file_size == -1ULL) | |
611 | total_size = -1ULL; | |
612 | else | |
613 | total_size += f->real_file_size; | |
614 | } | |
0a7eb121 | 615 | |
2e3bd4c2 JA |
616 | if (td->o.fill_device) |
617 | td->fill_device_size = get_fs_free_counts(td); | |
618 | ||
7bb48f84 JA |
619 | /* |
620 | * device/file sizes are zero and no size given, punt | |
621 | */ | |
1f809d15 | 622 | if ((!total_size || total_size == -1ULL) && !td->o.size && |
aa31f1f1 | 623 | !(td->io_ops->flags & FIO_NOIO) && !td->o.fill_device) { |
7bb48f84 | 624 | log_err("%s: you need to specify size=\n", td->o.name); |
e1161c32 | 625 | td_verror(td, EINVAL, "total_file_size"); |
53cdc686 JA |
626 | return 1; |
627 | } | |
628 | ||
7bb48f84 JA |
629 | /* |
630 | * now file sizes are known, so we can set ->io_size. if size= is | |
631 | * not given, ->io_size is just equal to ->real_file_size. if size | |
632 | * is given, ->io_size is size / nr_files. | |
633 | */ | |
634 | extend_size = total_size = 0; | |
635 | need_extend = 0; | |
636 | for_each_file(td, f, i) { | |
bcdedd0a YHJT |
637 | f->file_offset = td->o.start_offset; |
638 | ||
7bb48f84 JA |
639 | if (!td->o.file_size_low) { |
640 | /* | |
641 | * no file size range given, file size is equal to | |
642 | * total size divided by number of files. if that is | |
643 | * zero, set it to the real file size. | |
644 | */ | |
645 | f->io_size = td->o.size / td->o.nr_files; | |
65bdb10a | 646 | if (!f->io_size) |
273f8c91 | 647 | f->io_size = f->real_file_size - f->file_offset; |
7bb48f84 JA |
648 | } else if (f->real_file_size < td->o.file_size_low || |
649 | f->real_file_size > td->o.file_size_high) { | |
5ec10eaa | 650 | if (f->file_offset > td->o.file_size_low) |
bcdedd0a | 651 | goto err_offset; |
7bb48f84 JA |
652 | /* |
653 | * file size given. if it's fixed, use that. if it's a | |
654 | * range, generate a random size in-between. | |
655 | */ | |
5ec10eaa JA |
656 | if (td->o.file_size_low == td->o.file_size_high) { |
657 | f->io_size = td->o.file_size_low | |
658 | - f->file_offset; | |
659 | } else { | |
660 | f->io_size = get_rand_file_size(td) | |
661 | - f->file_offset; | |
662 | } | |
65bdb10a | 663 | } else |
bcdedd0a | 664 | f->io_size = f->real_file_size - f->file_offset; |
53cdc686 | 665 | |
7bb48f84 JA |
666 | if (f->io_size == -1ULL) |
667 | total_size = -1ULL; | |
668 | else | |
669 | total_size += f->io_size; | |
670 | ||
671 | if (f->filetype == FIO_TYPE_FILE && | |
bcdedd0a | 672 | (f->io_size + f->file_offset) > f->real_file_size && |
7bb48f84 | 673 | !(td->io_ops->flags & FIO_DISKLESSIO)) { |
814452bd JA |
674 | if (!td->o.create_on_open) { |
675 | need_extend++; | |
676 | extend_size += (f->io_size + f->file_offset); | |
677 | } else | |
678 | f->real_file_size = f->io_size + f->file_offset; | |
d6aed795 | 679 | fio_file_set_extend(f); |
5ec10eaa | 680 | } |
7bb48f84 | 681 | } |
53cdc686 | 682 | |
2298290e | 683 | if (!td->o.size || td->o.size > total_size) |
7bb48f84 | 684 | td->o.size = total_size; |
21972cde | 685 | |
7bb48f84 JA |
686 | /* |
687 | * See if we need to extend some files | |
688 | */ | |
689 | if (need_extend) { | |
690 | temp_stall_ts = 1; | |
a7ba8c5f SSY |
691 | if (!terse_output) |
692 | log_info("%s: Laying out IO file(s) (%u file(s) /" | |
b22989b9 | 693 | " %LuMB)\n", td->o.name, need_extend, |
a7ba8c5f | 694 | extend_size >> 20); |
7bb48f84 JA |
695 | |
696 | for_each_file(td, f, i) { | |
5e0074c2 | 697 | unsigned long long old_len = -1ULL, extend_len = -1ULL; |
3baddf24 | 698 | |
d6aed795 | 699 | if (!fio_file_extend(f)) |
7bb48f84 JA |
700 | continue; |
701 | ||
409b3417 | 702 | assert(f->filetype == FIO_TYPE_FILE); |
d6aed795 | 703 | fio_file_clear_extend(f); |
5e0074c2 JA |
704 | if (!td->o.fill_device) { |
705 | old_len = f->real_file_size; | |
0b9d69ec JA |
706 | extend_len = f->io_size + f->file_offset - |
707 | old_len; | |
5e0074c2 | 708 | } |
bcdedd0a | 709 | f->real_file_size = (f->io_size + f->file_offset); |
7bb48f84 JA |
710 | err = extend_file(td, f); |
711 | if (err) | |
3baddf24 | 712 | break; |
5e0074c2 | 713 | |
3baddf24 JA |
714 | err = __file_invalidate_cache(td, f, old_len, |
715 | extend_len); | |
716 | close(f->fd); | |
717 | f->fd = -1; | |
718 | if (err) | |
7bb48f84 JA |
719 | break; |
720 | } | |
721 | temp_stall_ts = 0; | |
722 | } | |
723 | ||
724 | if (err) | |
725 | return err; | |
726 | ||
727 | if (!td->o.zone_size) | |
728 | td->o.zone_size = td->o.size; | |
729 | ||
ea966f81 JA |
730 | /* |
731 | * iolog already set the total io size, if we read back | |
732 | * stored entries. | |
733 | */ | |
734 | if (!td->o.read_iolog_file) | |
735 | td->total_io_size = td->o.size * td->o.loops; | |
7bb48f84 | 736 | return 0; |
bcdedd0a YHJT |
737 | err_offset: |
738 | log_err("%s: you need to specify valid offset=\n", td->o.name); | |
739 | return 1; | |
53cdc686 JA |
740 | } |
741 | ||
afad68f7 ZY |
742 | int pre_read_files(struct thread_data *td) |
743 | { | |
744 | struct fio_file *f; | |
745 | unsigned int i; | |
746 | ||
747 | dprint(FD_FILE, "pre_read files\n"); | |
748 | ||
749 | for_each_file(td, f, i) { | |
750 | pre_read_file(td, f); | |
751 | } | |
752 | ||
753 | return 1; | |
754 | } | |
755 | ||
68727076 JA |
756 | int init_random_map(struct thread_data *td) |
757 | { | |
509eab12 | 758 | unsigned long long blocks, num_maps; |
68727076 JA |
759 | struct fio_file *f; |
760 | unsigned int i; | |
761 | ||
de8dd119 | 762 | if (td->o.norandommap || !td_random(td)) |
68727076 JA |
763 | return 0; |
764 | ||
765 | for_each_file(td, f, i) { | |
5ec10eaa JA |
766 | blocks = (f->real_file_size + td->o.rw_min_bs - 1) / |
767 | (unsigned long long) td->o.rw_min_bs; | |
768 | num_maps = (blocks + BLOCKS_PER_MAP - 1) / | |
769 | (unsigned long long) BLOCKS_PER_MAP; | |
de605666 | 770 | f->file_map = smalloc(num_maps * sizeof(int)); |
303032ae JA |
771 | if (f->file_map) { |
772 | f->num_maps = num_maps; | |
773 | continue; | |
68727076 | 774 | } |
2b386d25 | 775 | if (!td->o.softrandommap) { |
5ec10eaa JA |
776 | log_err("fio: failed allocating random map. If running" |
777 | " a large number of jobs, try the 'norandommap'" | |
2b386d25 JA |
778 | " option or set 'softrandommap'. Or give" |
779 | " a larger --alloc-size to fio.\n"); | |
68727076 JA |
780 | return 1; |
781 | } | |
303032ae JA |
782 | |
783 | log_info("fio: file %s failed allocating random map. Running " | |
784 | "job without.\n", f->file_name); | |
785 | f->num_maps = 0; | |
68727076 JA |
786 | } |
787 | ||
788 | return 0; | |
789 | } | |
790 | ||
53cdc686 JA |
791 | void close_files(struct thread_data *td) |
792 | { | |
0ab8db89 | 793 | struct fio_file *f; |
af52b345 | 794 | unsigned int i; |
53cdc686 | 795 | |
2be3eec3 JA |
796 | for_each_file(td, f, i) { |
797 | if (fio_file_open(f)) | |
798 | td_io_close_file(td, f); | |
799 | } | |
24ffd2c2 JA |
800 | } |
801 | ||
802 | void close_and_free_files(struct thread_data *td) | |
803 | { | |
804 | struct fio_file *f; | |
805 | unsigned int i; | |
806 | ||
ee56ad50 JA |
807 | dprint(FD_FILE, "close files\n"); |
808 | ||
0ab8db89 | 809 | for_each_file(td, f, i) { |
ffdfabd4 JA |
810 | if (td->o.unlink && f->filetype == FIO_TYPE_FILE) { |
811 | dprint(FD_FILE, "free unlink %s\n", f->file_name); | |
132ad46d | 812 | unlink(f->file_name); |
ffdfabd4 | 813 | } |
bdb4e2e9 | 814 | |
22a57ba8 JA |
815 | if (fio_file_open(f)) |
816 | td_io_close_file(td, f); | |
817 | ||
b9fbcf21 | 818 | remove_file_hash(f); |
b3dc7f07 | 819 | |
f17c4392 | 820 | sfree(f->file_name); |
fa1da865 | 821 | f->file_name = NULL; |
61eb313e JA |
822 | sfree(f->file_map); |
823 | f->file_map = NULL; | |
78d99e6a | 824 | sfree(f); |
53cdc686 | 825 | } |
b4a6a59a | 826 | |
2dc1bbeb | 827 | td->o.filename = NULL; |
cade3ef4 | 828 | free(td->files); |
9efef3c4 | 829 | td->files_index = 0; |
b4a6a59a | 830 | td->files = NULL; |
2dc1bbeb | 831 | td->o.nr_files = 0; |
53cdc686 | 832 | } |
af52b345 | 833 | |
e3bab463 | 834 | static void get_file_type(struct fio_file *f) |
af52b345 JA |
835 | { |
836 | struct stat sb; | |
837 | ||
66159828 JA |
838 | if (!strcmp(f->file_name, "-")) |
839 | f->filetype = FIO_TYPE_PIPE; | |
840 | else | |
841 | f->filetype = FIO_TYPE_FILE; | |
af52b345 | 842 | |
b30d395e | 843 | if (!stat(f->file_name, &sb)) { |
af52b345 JA |
844 | if (S_ISBLK(sb.st_mode)) |
845 | f->filetype = FIO_TYPE_BD; | |
846 | else if (S_ISCHR(sb.st_mode)) | |
847 | f->filetype = FIO_TYPE_CHAR; | |
b5605e9d JA |
848 | else if (S_ISFIFO(sb.st_mode)) |
849 | f->filetype = FIO_TYPE_PIPE; | |
af52b345 JA |
850 | } |
851 | } | |
852 | ||
f29b25a3 | 853 | int add_file(struct thread_data *td, const char *fname) |
af52b345 | 854 | { |
7b4e4fe5 | 855 | int cur_files = td->files_index; |
bd0ee748 | 856 | char file_name[PATH_MAX]; |
af52b345 | 857 | struct fio_file *f; |
bd0ee748 | 858 | int len = 0; |
af52b345 | 859 | |
ee56ad50 JA |
860 | dprint(FD_FILE, "add file %s\n", fname); |
861 | ||
f17c4392 | 862 | f = smalloc(sizeof(*f)); |
c48c0be7 JA |
863 | if (!f) { |
864 | log_err("fio: smalloc OOM\n"); | |
865 | assert(0); | |
866 | } | |
0b9d69ec | 867 | |
af52b345 | 868 | f->fd = -1; |
bd0ee748 | 869 | |
fc99bc0d | 870 | if (td->files_size <= td->files_index) { |
4b341fca | 871 | int new_size = td->o.nr_files + 1; |
126d65c6 | 872 | |
fc99bc0d JA |
873 | dprint(FD_FILE, "resize file array to %d files\n", new_size); |
874 | ||
875 | td->files = realloc(td->files, new_size * sizeof(f)); | |
fc99bc0d JA |
876 | td->files_size = new_size; |
877 | } | |
8bb7679e | 878 | td->files[cur_files] = f; |
126d65c6 | 879 | |
07eb79df JA |
880 | /* |
881 | * init function, io engine may not be loaded yet | |
882 | */ | |
883 | if (td->io_ops && (td->io_ops->flags & FIO_DISKLESSIO)) | |
884 | f->real_file_size = -1ULL; | |
885 | ||
bd0ee748 JA |
886 | if (td->o.directory) |
887 | len = sprintf(file_name, "%s/", td->o.directory); | |
888 | ||
889 | sprintf(file_name + len, "%s", fname); | |
f17c4392 | 890 | f->file_name = smalloc_strdup(file_name); |
c48c0be7 JA |
891 | if (!f->file_name) { |
892 | log_err("fio: smalloc OOM\n"); | |
893 | assert(0); | |
894 | } | |
0b9d69ec | 895 | |
e3bab463 | 896 | get_file_type(f); |
af52b345 | 897 | |
4d4e80f2 JA |
898 | switch (td->o.file_lock_mode) { |
899 | case FILE_LOCK_NONE: | |
900 | break; | |
901 | case FILE_LOCK_READWRITE: | |
902 | f->lock = fio_mutex_rw_init(); | |
903 | break; | |
904 | case FILE_LOCK_EXCLUSIVE: | |
905 | f->lock = fio_mutex_init(1); | |
906 | break; | |
907 | default: | |
908 | log_err("fio: unknown lock mode: %d\n", td->o.file_lock_mode); | |
909 | assert(0); | |
910 | } | |
29c1349f | 911 | |
7b4e4fe5 | 912 | td->files_index++; |
1549441c JA |
913 | if (f->filetype == FIO_TYPE_FILE) |
914 | td->nr_normal_files++; | |
f29b25a3 | 915 | |
5ec10eaa JA |
916 | dprint(FD_FILE, "file %p \"%s\" added at %d\n", f, f->file_name, |
917 | cur_files); | |
9efef3c4 | 918 | |
f29b25a3 | 919 | return cur_files; |
af52b345 | 920 | } |
0ad920e7 JA |
921 | |
922 | void get_file(struct fio_file *f) | |
923 | { | |
8172fe97 | 924 | dprint(FD_FILE, "get file %s, ref=%d\n", f->file_name, f->references); |
d6aed795 | 925 | assert(fio_file_open(f)); |
0ad920e7 JA |
926 | f->references++; |
927 | } | |
928 | ||
6977bcd0 | 929 | int put_file(struct thread_data *td, struct fio_file *f) |
0ad920e7 | 930 | { |
98e1ac4e | 931 | int f_ret = 0, ret = 0; |
6977bcd0 | 932 | |
8172fe97 | 933 | dprint(FD_FILE, "put file %s, ref=%d\n", f->file_name, f->references); |
ee56ad50 | 934 | |
22a57ba8 JA |
935 | if (!fio_file_open(f)) { |
936 | assert(f->fd == -1); | |
6977bcd0 | 937 | return 0; |
22a57ba8 | 938 | } |
0ad920e7 JA |
939 | |
940 | assert(f->references); | |
941 | if (--f->references) | |
6977bcd0 | 942 | return 0; |
0ad920e7 | 943 | |
d424d4dd | 944 | if (should_fsync(td) && td->o.fsync_on_close) |
98e1ac4e | 945 | f_ret = fsync(f->fd); |
ebb1415f | 946 | |
0ad920e7 | 947 | if (td->io_ops->close_file) |
6977bcd0 | 948 | ret = td->io_ops->close_file(td, f); |
1020a139 | 949 | |
98e1ac4e | 950 | if (!ret) |
a5fb461f | 951 | ret = f_ret; |
98e1ac4e | 952 | |
0ad920e7 | 953 | td->nr_open_files--; |
d6aed795 | 954 | fio_file_clear_open(f); |
22a57ba8 | 955 | assert(f->fd == -1); |
6977bcd0 | 956 | return ret; |
0ad920e7 | 957 | } |
bbf6b540 | 958 | |
4d4e80f2 | 959 | void lock_file(struct thread_data *td, struct fio_file *f, enum fio_ddir ddir) |
b2bd2bd9 | 960 | { |
4d4e80f2 JA |
961 | if (!f->lock || td->o.file_lock_mode == FILE_LOCK_NONE) |
962 | return; | |
29c1349f | 963 | |
4d4e80f2 JA |
964 | if (f->lock_owner == td && f->lock_batch--) |
965 | return; | |
966 | ||
967 | if (td->o.file_lock_mode == FILE_LOCK_READWRITE) { | |
968 | if (ddir == DDIR_READ) | |
969 | fio_mutex_down_read(f->lock); | |
970 | else | |
971 | fio_mutex_down_write(f->lock); | |
972 | } else if (td->o.file_lock_mode == FILE_LOCK_EXCLUSIVE) | |
973 | fio_mutex_down(f->lock); | |
974 | ||
975 | f->lock_owner = td; | |
976 | f->lock_batch = td->o.lockfile_batch; | |
977 | f->lock_ddir = ddir; | |
b2bd2bd9 JA |
978 | } |
979 | ||
4d4e80f2 | 980 | void unlock_file(struct thread_data *td, struct fio_file *f) |
b2bd2bd9 | 981 | { |
4d4e80f2 JA |
982 | if (!f->lock || td->o.file_lock_mode == FILE_LOCK_NONE) |
983 | return; | |
984 | if (f->lock_batch) | |
985 | return; | |
986 | ||
987 | if (td->o.file_lock_mode == FILE_LOCK_READWRITE) { | |
988 | const int is_read = f->lock_ddir == DDIR_READ; | |
989 | int val = fio_mutex_getval(f->lock); | |
29c1349f | 990 | |
4d4e80f2 JA |
991 | if ((is_read && val == 1) || (!is_read && val == -1)) |
992 | f->lock_owner = NULL; | |
29c1349f | 993 | |
4d4e80f2 JA |
994 | if (is_read) |
995 | fio_mutex_up_read(f->lock); | |
996 | else | |
997 | fio_mutex_up_write(f->lock); | |
998 | } else if (td->o.file_lock_mode == FILE_LOCK_EXCLUSIVE) { | |
999 | int val = fio_mutex_getval(f->lock); | |
1000 | ||
1001 | if (val == 0) | |
1002 | f->lock_owner = NULL; | |
1003 | ||
1004 | fio_mutex_up(f->lock); | |
29c1349f | 1005 | } |
b2bd2bd9 JA |
1006 | } |
1007 | ||
4d4e80f2 JA |
1008 | void unlock_file_all(struct thread_data *td, struct fio_file *f) |
1009 | { | |
1010 | if (f->lock_owner != td) | |
1011 | return; | |
1012 | ||
1013 | f->lock_batch = 0; | |
1014 | unlock_file(td, f); | |
1015 | } | |
1016 | ||
bbf6b540 JA |
1017 | static int recurse_dir(struct thread_data *td, const char *dirname) |
1018 | { | |
1019 | struct dirent *dir; | |
1020 | int ret = 0; | |
1021 | DIR *D; | |
1022 | ||
1023 | D = opendir(dirname); | |
1024 | if (!D) { | |
0ddb270c JA |
1025 | char buf[FIO_VERROR_SIZE]; |
1026 | ||
1027 | snprintf(buf, FIO_VERROR_SIZE - 1, "opendir(%s)", dirname); | |
1028 | td_verror(td, errno, buf); | |
bbf6b540 JA |
1029 | return 1; |
1030 | } | |
1031 | ||
1032 | while ((dir = readdir(D)) != NULL) { | |
1033 | char full_path[PATH_MAX]; | |
1034 | struct stat sb; | |
1035 | ||
e85b2b83 JA |
1036 | if (!strcmp(dir->d_name, ".") || !strcmp(dir->d_name, "..")) |
1037 | continue; | |
96d32d51 | 1038 | |
bbf6b540 JA |
1039 | sprintf(full_path, "%s/%s", dirname, dir->d_name); |
1040 | ||
1041 | if (lstat(full_path, &sb) == -1) { | |
1042 | if (errno != ENOENT) { | |
1043 | td_verror(td, errno, "stat"); | |
1044 | return 1; | |
1045 | } | |
1046 | } | |
1047 | ||
1048 | if (S_ISREG(sb.st_mode)) { | |
1049 | add_file(td, full_path); | |
2dc1bbeb | 1050 | td->o.nr_files++; |
bbf6b540 JA |
1051 | continue; |
1052 | } | |
0ddb270c JA |
1053 | if (!S_ISDIR(sb.st_mode)) |
1054 | continue; | |
bbf6b540 | 1055 | |
5ec10eaa JA |
1056 | ret = recurse_dir(td, full_path); |
1057 | if (ret) | |
bbf6b540 JA |
1058 | break; |
1059 | } | |
1060 | ||
1061 | closedir(D); | |
1062 | return ret; | |
1063 | } | |
1064 | ||
1065 | int add_dir_files(struct thread_data *td, const char *path) | |
1066 | { | |
0ddb270c JA |
1067 | int ret = recurse_dir(td, path); |
1068 | ||
1069 | if (!ret) | |
1070 | log_info("fio: opendir added %d files\n", td->o.nr_files); | |
1071 | ||
1072 | return ret; | |
bbf6b540 | 1073 | } |
cade3ef4 JA |
1074 | |
1075 | void dup_files(struct thread_data *td, struct thread_data *org) | |
1076 | { | |
1077 | struct fio_file *f; | |
1078 | unsigned int i; | |
9efef3c4 JA |
1079 | |
1080 | dprint(FD_FILE, "dup files: %d\n", org->files_index); | |
cade3ef4 JA |
1081 | |
1082 | if (!org->files) | |
1083 | return; | |
1084 | ||
9efef3c4 | 1085 | td->files = malloc(org->files_index * sizeof(f)); |
cade3ef4 | 1086 | |
9efef3c4 | 1087 | for_each_file(org, f, i) { |
b0fe421a JA |
1088 | struct fio_file *__f; |
1089 | ||
f17c4392 | 1090 | __f = smalloc(sizeof(*__f)); |
c48c0be7 JA |
1091 | if (!__f) { |
1092 | log_err("fio: smalloc OOM\n"); | |
1093 | assert(0); | |
1094 | } | |
22a57ba8 | 1095 | __f->fd = -1; |
0b9d69ec | 1096 | |
bc3456fa | 1097 | if (f->file_name) { |
f17c4392 | 1098 | __f->file_name = smalloc_strdup(f->file_name); |
c48c0be7 JA |
1099 | if (!__f->file_name) { |
1100 | log_err("fio: smalloc OOM\n"); | |
1101 | assert(0); | |
1102 | } | |
0b9d69ec | 1103 | |
bc3456fa AC |
1104 | __f->filetype = f->filetype; |
1105 | } | |
b0fe421a JA |
1106 | |
1107 | td->files[i] = __f; | |
cade3ef4 JA |
1108 | } |
1109 | } | |
f29b25a3 JA |
1110 | |
1111 | /* | |
1112 | * Returns the index that matches the filename, or -1 if not there | |
1113 | */ | |
1114 | int get_fileno(struct thread_data *td, const char *fname) | |
1115 | { | |
1116 | struct fio_file *f; | |
1117 | unsigned int i; | |
1118 | ||
1119 | for_each_file(td, f, i) | |
1120 | if (!strcmp(f->file_name, fname)) | |
1121 | return i; | |
1122 | ||
1123 | return -1; | |
1124 | } | |
1125 | ||
1126 | /* | |
1127 | * For log usage, where we add/open/close files automatically | |
1128 | */ | |
1129 | void free_release_files(struct thread_data *td) | |
1130 | { | |
1131 | close_files(td); | |
1132 | td->files_index = 0; | |
1133 | td->nr_normal_files = 0; | |
1134 | } |