Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 1 | #include <unistd.h> |
| 2 | #include <fcntl.h> |
| 3 | #include <string.h> |
| 4 | #include <assert.h> |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 5 | #include <dirent.h> |
YAMAMOTO Takashi | d74ac84 | 2010-06-09 09:44:53 +0200 | [diff] [blame] | 6 | #include <libgen.h> |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 7 | #include <sys/stat.h> |
| 8 | #include <sys/mman.h> |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 9 | #include <sys/types.h> |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 10 | |
| 11 | #include "fio.h" |
Jens Axboe | f17c439 | 2008-03-01 18:40:46 +0100 | [diff] [blame] | 12 | #include "smalloc.h" |
Jens Axboe | 4906e0b | 2008-03-01 18:59:51 +0100 | [diff] [blame] | 13 | #include "filehash.h" |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 14 | #include "os/os.h" |
Jens Axboe | 2316296 | 2012-11-07 19:47:47 +0100 | [diff] [blame] | 15 | #include "hash.h" |
Jens Axboe | 51ede0b | 2012-11-22 13:50:29 +0100 | [diff] [blame] | 16 | #include "lib/bitmap.h" |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 17 | |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 18 | #ifdef FIO_HAVE_LINUX_FALLOCATE |
| 19 | #include <linux/falloc.h> |
| 20 | #endif |
| 21 | |
Jens Axboe | 7172cfe | 2007-07-23 14:36:00 +0200 | [diff] [blame] | 22 | static int root_warn; |
| 23 | |
Jens Axboe | c592b9f | 2009-06-03 09:29:28 +0200 | [diff] [blame] | 24 | static inline void clear_error(struct thread_data *td) |
| 25 | { |
| 26 | td->error = 0; |
| 27 | td->verror[0] = '\0'; |
| 28 | } |
| 29 | |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 30 | /* |
| 31 | * Leaves f->fd open on success, caller must close |
| 32 | */ |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 33 | static int extend_file(struct thread_data *td, struct fio_file *f) |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 34 | { |
Jens Axboe | ea44365 | 2007-03-29 14:52:13 +0200 | [diff] [blame] | 35 | int r, new_layout = 0, unlink_file = 0, flags; |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 36 | unsigned long long left; |
| 37 | unsigned int bs; |
| 38 | char *b; |
Jens Axboe | b2a1519 | 2006-10-18 14:10:42 +0200 | [diff] [blame] | 39 | |
Jens Axboe | 4241ea8 | 2007-09-12 08:18:36 +0200 | [diff] [blame] | 40 | if (read_only) { |
| 41 | log_err("fio: refusing extend of file due to read-only\n"); |
| 42 | return 0; |
| 43 | } |
| 44 | |
Jens Axboe | 507a702 | 2007-03-27 15:52:46 +0200 | [diff] [blame] | 45 | /* |
| 46 | * check if we need to lay the file out complete again. fio |
| 47 | * does that for operations involving reads, or for writes |
| 48 | * where overwrite is set |
| 49 | */ |
Jens Axboe | ffdfabd | 2008-03-26 09:18:14 +0100 | [diff] [blame] | 50 | if (td_read(td) || (td_write(td) && td->o.overwrite) || |
| 51 | (td_write(td) && td->io_ops->flags & FIO_NOEXTEND)) |
Jens Axboe | 507a702 | 2007-03-27 15:52:46 +0200 | [diff] [blame] | 52 | new_layout = 1; |
Jens Axboe | ea44365 | 2007-03-29 14:52:13 +0200 | [diff] [blame] | 53 | if (td_write(td) && !td->o.overwrite) |
| 54 | unlink_file = 1; |
Jens Axboe | 507a702 | 2007-03-27 15:52:46 +0200 | [diff] [blame] | 55 | |
Jens Axboe | 6ae1f57 | 2008-02-21 10:20:00 +0100 | [diff] [blame] | 56 | if (unlink_file || new_layout) { |
Jens Axboe | bd199f2 | 2008-03-26 09:57:18 +0100 | [diff] [blame] | 57 | dprint(FD_FILE, "layout unlink %s\n", f->file_name); |
Zhang, Yanmin | 982016d | 2008-02-26 15:35:52 +0100 | [diff] [blame] | 58 | if ((unlink(f->file_name) < 0) && (errno != ENOENT)) { |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 59 | td_verror(td, errno, "unlink"); |
| 60 | return 1; |
| 61 | } |
| 62 | } |
| 63 | |
Jens Axboe | 507a702 | 2007-03-27 15:52:46 +0200 | [diff] [blame] | 64 | flags = O_WRONLY | O_CREAT; |
| 65 | if (new_layout) |
| 66 | flags |= O_TRUNC; |
| 67 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 68 | dprint(FD_FILE, "open file %s, flags %x\n", f->file_name, flags); |
Jens Axboe | 507a702 | 2007-03-27 15:52:46 +0200 | [diff] [blame] | 69 | f->fd = open(f->file_name, flags, 0644); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 70 | if (f->fd < 0) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 71 | td_verror(td, errno, "open"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 72 | return 1; |
| 73 | } |
| 74 | |
Jens Axboe | 7bc8c2c | 2010-01-28 11:31:31 +0100 | [diff] [blame] | 75 | #ifdef FIO_HAVE_FALLOCATE |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 76 | if (!td->o.fill_device) { |
| 77 | switch (td->o.fallocate_mode) { |
| 78 | case FIO_FALLOCATE_NONE: |
| 79 | break; |
| 80 | case FIO_FALLOCATE_POSIX: |
| 81 | dprint(FD_FILE, "posix_fallocate file %s size %llu\n", |
| 82 | f->file_name, f->real_file_size); |
Jens Axboe | 7bc8c2c | 2010-01-28 11:31:31 +0100 | [diff] [blame] | 83 | |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 84 | r = posix_fallocate(f->fd, 0, f->real_file_size); |
| 85 | if (r > 0) { |
| 86 | log_err("fio: posix_fallocate fails: %s\n", |
| 87 | strerror(r)); |
| 88 | } |
| 89 | break; |
| 90 | #ifdef FIO_HAVE_LINUX_FALLOCATE |
| 91 | case FIO_FALLOCATE_KEEP_SIZE: |
| 92 | dprint(FD_FILE, |
| 93 | "fallocate(FALLOC_FL_KEEP_SIZE) " |
| 94 | "file %s size %llu\n", |
| 95 | f->file_name, f->real_file_size); |
| 96 | |
| 97 | r = fallocate(f->fd, FALLOC_FL_KEEP_SIZE, 0, |
| 98 | f->real_file_size); |
| 99 | if (r != 0) { |
| 100 | td_verror(td, errno, "fallocate"); |
| 101 | } |
| 102 | break; |
| 103 | #endif /* FIO_HAVE_LINUX_FALLOCATE */ |
| 104 | default: |
| 105 | log_err("fio: unknown fallocate mode: %d\n", |
| 106 | td->o.fallocate_mode); |
| 107 | assert(0); |
Jens Axboe | 7bc8c2c | 2010-01-28 11:31:31 +0100 | [diff] [blame] | 108 | } |
| 109 | } |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 110 | #endif /* FIO_HAVE_FALLOCATE */ |
Bruce Cran | 9b83656 | 2011-01-08 19:49:54 +0100 | [diff] [blame] | 111 | |
Shawn Lewis | fc74ac1 | 2008-01-11 09:45:11 +0100 | [diff] [blame] | 112 | if (!new_layout) |
| 113 | goto done; |
| 114 | |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 115 | /* |
| 116 | * The size will be -1ULL when fill_device is used, so don't truncate |
| 117 | * or fallocate this file, just write it |
| 118 | */ |
| 119 | if (!td->o.fill_device) { |
| 120 | dprint(FD_FILE, "truncate file %s, size %llu\n", f->file_name, |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 121 | f->real_file_size); |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 122 | if (ftruncate(f->fd, f->real_file_size) == -1) { |
| 123 | td_verror(td, errno, "ftruncate"); |
| 124 | goto err; |
| 125 | } |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 126 | } |
Jens Axboe | 40f8298 | 2006-10-25 11:21:05 +0200 | [diff] [blame] | 127 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 128 | b = malloc(td->o.max_bs[DDIR_WRITE]); |
| 129 | memset(b, 0, td->o.max_bs[DDIR_WRITE]); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 130 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 131 | left = f->real_file_size; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 132 | while (left && !td->terminate) { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 133 | bs = td->o.max_bs[DDIR_WRITE]; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 134 | if (bs > left) |
| 135 | bs = left; |
| 136 | |
| 137 | r = write(f->fd, b, bs); |
| 138 | |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 139 | if (r > 0) { |
| 140 | left -= r; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 141 | continue; |
| 142 | } else { |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 143 | if (r < 0) { |
| 144 | int __e = errno; |
| 145 | |
| 146 | if (__e == ENOSPC) { |
| 147 | if (td->o.fill_device) |
| 148 | break; |
| 149 | log_info("fio: ENOSPC on laying out " |
| 150 | "file, stopping\n"); |
| 151 | break; |
| 152 | } |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 153 | td_verror(td, errno, "write"); |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 154 | } else |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 155 | td_verror(td, EIO, "write"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 156 | |
| 157 | break; |
| 158 | } |
| 159 | } |
| 160 | |
Jens Axboe | ffdfabd | 2008-03-26 09:18:14 +0100 | [diff] [blame] | 161 | if (td->terminate) { |
| 162 | dprint(FD_FILE, "terminate unlink %s\n", f->file_name); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 163 | unlink(f->file_name); |
Jens Axboe | ffdfabd | 2008-03-26 09:18:14 +0100 | [diff] [blame] | 164 | } else if (td->o.create_fsync) { |
Jens Axboe | 98e1ac4 | 2008-03-06 11:56:48 +0100 | [diff] [blame] | 165 | if (fsync(f->fd) < 0) { |
| 166 | td_verror(td, errno, "fsync"); |
| 167 | goto err; |
| 168 | } |
| 169 | } |
Jens Axboe | 0d1cd20 | 2009-06-05 22:11:52 +0200 | [diff] [blame] | 170 | if (td->o.fill_device && !td_write(td)) { |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 171 | fio_file_clear_size_known(f); |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 172 | if (td_io_get_file_size(td, f)) |
| 173 | goto err; |
| 174 | if (f->io_size > f->real_file_size) |
| 175 | f->io_size = f->real_file_size; |
| 176 | } |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 177 | |
| 178 | free(b); |
Jens Axboe | 507a702 | 2007-03-27 15:52:46 +0200 | [diff] [blame] | 179 | done: |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 180 | return 0; |
| 181 | err: |
| 182 | close(f->fd); |
| 183 | f->fd = -1; |
| 184 | return 1; |
| 185 | } |
| 186 | |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 187 | static int pre_read_file(struct thread_data *td, struct fio_file *f) |
| 188 | { |
Jens Axboe | b0f6586 | 2009-05-20 11:52:15 +0200 | [diff] [blame] | 189 | int r, did_open = 0, old_runstate; |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 190 | unsigned long long left; |
| 191 | unsigned int bs; |
| 192 | char *b; |
| 193 | |
Jens Axboe | 9c0d224 | 2009-07-01 12:26:28 +0200 | [diff] [blame] | 194 | if (td->io_ops->flags & FIO_PIPEIO) |
| 195 | return 0; |
| 196 | |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 197 | if (!fio_file_open(f)) { |
Jens Axboe | b0f6586 | 2009-05-20 11:52:15 +0200 | [diff] [blame] | 198 | if (td->io_ops->open_file(td, f)) { |
| 199 | log_err("fio: cannot pre-read, failed to open file\n"); |
| 200 | return 1; |
| 201 | } |
| 202 | did_open = 1; |
| 203 | } |
| 204 | |
| 205 | old_runstate = td->runstate; |
| 206 | td_set_runstate(td, TD_PRE_READING); |
| 207 | |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 208 | bs = td->o.max_bs[DDIR_READ]; |
| 209 | b = malloc(bs); |
| 210 | memset(b, 0, bs); |
| 211 | |
| 212 | lseek(f->fd, f->file_offset, SEEK_SET); |
| 213 | left = f->io_size; |
| 214 | |
| 215 | while (left && !td->terminate) { |
| 216 | if (bs > left) |
| 217 | bs = left; |
| 218 | |
| 219 | r = read(f->fd, b, bs); |
| 220 | |
| 221 | if (r == (int) bs) { |
| 222 | left -= bs; |
| 223 | continue; |
| 224 | } else { |
| 225 | td_verror(td, EIO, "pre_read"); |
| 226 | break; |
| 227 | } |
| 228 | } |
| 229 | |
Jens Axboe | b0f6586 | 2009-05-20 11:52:15 +0200 | [diff] [blame] | 230 | td_set_runstate(td, old_runstate); |
| 231 | |
| 232 | if (did_open) |
| 233 | td->io_ops->close_file(td, f); |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 234 | free(b); |
| 235 | return 0; |
| 236 | } |
| 237 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 238 | static unsigned long long get_rand_file_size(struct thread_data *td) |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 239 | { |
Jens Axboe | dc873b6 | 2008-06-04 20:13:04 +0200 | [diff] [blame] | 240 | unsigned long long ret, sized; |
Jens Axboe | 1294c3e | 2011-05-11 08:15:18 +0200 | [diff] [blame] | 241 | unsigned long r; |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 242 | |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 243 | if (td->o.use_os_rand) { |
| 244 | r = os_random_long(&td->file_size_state); |
| 245 | sized = td->o.file_size_high - td->o.file_size_low; |
| 246 | ret = (unsigned long long) ((double) sized * (r / (OS_RAND_MAX + 1.0))); |
| 247 | } else { |
| 248 | r = __rand(&td->__file_size_state); |
| 249 | sized = td->o.file_size_high - td->o.file_size_low; |
| 250 | ret = (unsigned long long) ((double) sized * (r / (FRAND_MAX + 1.0))); |
| 251 | } |
| 252 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 253 | ret += td->o.file_size_low; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 254 | ret -= (ret % td->o.rw_min_bs); |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 255 | return ret; |
| 256 | } |
| 257 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 258 | static int file_size(struct thread_data *td, struct fio_file *f) |
| 259 | { |
| 260 | struct stat st; |
| 261 | |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 262 | if (stat(f->file_name, &st) == -1) { |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 263 | td_verror(td, errno, "fstat"); |
| 264 | return 1; |
| 265 | } |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 266 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 267 | f->real_file_size = st.st_size; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 268 | return 0; |
| 269 | } |
| 270 | |
| 271 | static int bdev_size(struct thread_data *td, struct fio_file *f) |
| 272 | { |
Bruce Cran | 9b83656 | 2011-01-08 19:49:54 +0100 | [diff] [blame] | 273 | unsigned long long bytes = 0; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 274 | int r; |
| 275 | |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 276 | if (td->io_ops->open_file(td, f)) { |
| 277 | log_err("fio: failed opening blockdev %s for size check\n", |
| 278 | f->file_name); |
| 279 | return 1; |
| 280 | } |
| 281 | |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 282 | r = blockdev_size(f, &bytes); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 283 | if (r) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 284 | td_verror(td, r, "blockdev_size"); |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 285 | goto err; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 286 | } |
| 287 | |
Jens Axboe | 7ab077a | 2009-02-02 15:07:37 +0100 | [diff] [blame] | 288 | if (!bytes) { |
| 289 | log_err("%s: zero sized block device?\n", f->file_name); |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 290 | goto err; |
Jens Axboe | 7ab077a | 2009-02-02 15:07:37 +0100 | [diff] [blame] | 291 | } |
| 292 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 293 | f->real_file_size = bytes; |
Jens Axboe | 22a57ba | 2009-06-09 14:34:35 +0200 | [diff] [blame] | 294 | td->io_ops->close_file(td, f); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 295 | return 0; |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 296 | err: |
| 297 | td->io_ops->close_file(td, f); |
| 298 | return 1; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 299 | } |
| 300 | |
Jens Axboe | 4ccdccd | 2010-06-24 10:27:22 +0200 | [diff] [blame] | 301 | static int char_size(struct thread_data *td, struct fio_file *f) |
| 302 | { |
| 303 | #ifdef FIO_HAVE_CHARDEV_SIZE |
Bruce Cran | 9b83656 | 2011-01-08 19:49:54 +0100 | [diff] [blame] | 304 | unsigned long long bytes = 0; |
Jens Axboe | 4ccdccd | 2010-06-24 10:27:22 +0200 | [diff] [blame] | 305 | int r; |
| 306 | |
| 307 | if (td->io_ops->open_file(td, f)) { |
| 308 | log_err("fio: failed opening blockdev %s for size check\n", |
| 309 | f->file_name); |
| 310 | return 1; |
| 311 | } |
| 312 | |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 313 | r = chardev_size(f, &bytes); |
Jens Axboe | 4ccdccd | 2010-06-24 10:27:22 +0200 | [diff] [blame] | 314 | if (r) { |
| 315 | td_verror(td, r, "chardev_size"); |
| 316 | goto err; |
| 317 | } |
| 318 | |
| 319 | if (!bytes) { |
| 320 | log_err("%s: zero sized char device?\n", f->file_name); |
| 321 | goto err; |
| 322 | } |
| 323 | |
| 324 | f->real_file_size = bytes; |
| 325 | td->io_ops->close_file(td, f); |
| 326 | return 0; |
| 327 | err: |
| 328 | td->io_ops->close_file(td, f); |
| 329 | return 1; |
| 330 | #else |
| 331 | f->real_file_size = -1ULL; |
| 332 | return 0; |
| 333 | #endif |
| 334 | } |
| 335 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 336 | static int get_file_size(struct thread_data *td, struct fio_file *f) |
| 337 | { |
| 338 | int ret = 0; |
| 339 | |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 340 | if (fio_file_size_known(f)) |
Jens Axboe | 409b341 | 2007-03-28 09:57:01 +0200 | [diff] [blame] | 341 | return 0; |
| 342 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 343 | if (f->filetype == FIO_TYPE_FILE) |
| 344 | ret = file_size(td, f); |
| 345 | else if (f->filetype == FIO_TYPE_BD) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 346 | ret = bdev_size(td, f); |
Jens Axboe | 4ccdccd | 2010-06-24 10:27:22 +0200 | [diff] [blame] | 347 | else if (f->filetype == FIO_TYPE_CHAR) |
| 348 | ret = char_size(td, f); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 349 | else |
| 350 | f->real_file_size = -1; |
| 351 | |
| 352 | if (ret) |
| 353 | return ret; |
| 354 | |
| 355 | if (f->file_offset > f->real_file_size) { |
Bruce Cran | 0f2152c | 2010-12-15 10:33:03 +0100 | [diff] [blame] | 356 | log_err("%s: offset extends end (%llu > %llu)\n", td->o.name, |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 357 | f->file_offset, f->real_file_size); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 358 | return 1; |
| 359 | } |
| 360 | |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 361 | fio_file_set_size_known(f); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 362 | return 0; |
| 363 | } |
| 364 | |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 365 | static int __file_invalidate_cache(struct thread_data *td, struct fio_file *f, |
| 366 | unsigned long long off, |
| 367 | unsigned long long len) |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 368 | { |
| 369 | int ret = 0; |
| 370 | |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 371 | if (len == -1ULL) |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 372 | len = f->io_size; |
| 373 | if (off == -1ULL) |
| 374 | off = f->file_offset; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 375 | |
Jens Axboe | 0d1cd20 | 2009-06-05 22:11:52 +0200 | [diff] [blame] | 376 | if (len == -1ULL || off == -1ULL) |
| 377 | return 0; |
| 378 | |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 379 | dprint(FD_IO, "invalidate cache %s: %llu/%llu\n", f->file_name, off, |
| 380 | len); |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 381 | |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 382 | /* |
| 383 | * FIXME: add blockdev flushing too |
| 384 | */ |
Jens Axboe | a1c5807 | 2009-08-04 23:17:02 +0200 | [diff] [blame] | 385 | if (f->mmap_ptr) { |
Bruce Cran | 03e20d6 | 2011-01-02 20:14:54 +0100 | [diff] [blame] | 386 | ret = posix_madvise(f->mmap_ptr, f->mmap_sz, POSIX_MADV_DONTNEED); |
Jens Axboe | a1c5807 | 2009-08-04 23:17:02 +0200 | [diff] [blame] | 387 | #ifdef FIO_MADV_FREE |
Bruce Cran | 03e20d6 | 2011-01-02 20:14:54 +0100 | [diff] [blame] | 388 | (void) posix_madvise(f->mmap_ptr, f->mmap_sz, FIO_MADV_FREE); |
Jens Axboe | a1c5807 | 2009-08-04 23:17:02 +0200 | [diff] [blame] | 389 | #endif |
| 390 | } else if (f->filetype == FIO_TYPE_FILE) { |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 391 | ret = posix_fadvise(f->fd, off, len, POSIX_FADV_DONTNEED); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 392 | } else if (f->filetype == FIO_TYPE_BD) { |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 393 | ret = blockdev_invalidate_cache(f); |
Jens Axboe | 7e0e25c | 2007-03-27 12:49:56 +0200 | [diff] [blame] | 394 | if (ret < 0 && errno == EACCES && geteuid()) { |
Jens Axboe | 7172cfe | 2007-07-23 14:36:00 +0200 | [diff] [blame] | 395 | if (!root_warn) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 396 | log_err("fio: only root may flush block " |
| 397 | "devices. Cache flush bypassed!\n"); |
Jens Axboe | 7172cfe | 2007-07-23 14:36:00 +0200 | [diff] [blame] | 398 | root_warn = 1; |
| 399 | } |
Jens Axboe | 7e0e25c | 2007-03-27 12:49:56 +0200 | [diff] [blame] | 400 | ret = 0; |
| 401 | } |
Jens Axboe | b5605e9 | 2007-04-16 20:42:33 +0200 | [diff] [blame] | 402 | } else if (f->filetype == FIO_TYPE_CHAR || f->filetype == FIO_TYPE_PIPE) |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 403 | ret = 0; |
| 404 | |
| 405 | if (ret < 0) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 406 | td_verror(td, errno, "invalidate_cache"); |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 407 | return 1; |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 408 | } else if (ret > 0) { |
| 409 | td_verror(td, ret, "invalidate_cache"); |
| 410 | return 1; |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 411 | } |
| 412 | |
Jens Axboe | ad2da60 | 2007-02-26 12:33:27 +0100 | [diff] [blame] | 413 | return ret; |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 414 | |
| 415 | } |
| 416 | |
| 417 | int file_invalidate_cache(struct thread_data *td, struct fio_file *f) |
| 418 | { |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 419 | if (!fio_file_open(f)) |
Jens Axboe | a5fb461 | 2008-05-28 10:54:01 +0200 | [diff] [blame] | 420 | return 0; |
| 421 | |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 422 | return __file_invalidate_cache(td, f, -1ULL, -1ULL); |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 423 | } |
| 424 | |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 425 | int generic_close_file(struct thread_data fio_unused *td, struct fio_file *f) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 426 | { |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 427 | int ret = 0; |
| 428 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 429 | dprint(FD_FILE, "fd close %s\n", f->file_name); |
Jens Axboe | 4906e0b | 2008-03-01 18:59:51 +0100 | [diff] [blame] | 430 | |
| 431 | remove_file_hash(f); |
| 432 | |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 433 | if (close(f->fd) < 0) |
| 434 | ret = errno; |
| 435 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 436 | f->fd = -1; |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 437 | return ret; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 438 | } |
| 439 | |
Dmitry Monakhov | 1ccc6dc | 2012-09-19 23:22:53 +0400 | [diff] [blame] | 440 | int file_lookup_open(struct fio_file *f, int flags) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 441 | { |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 442 | struct fio_file *__f; |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 443 | int from_hash; |
| 444 | |
| 445 | __f = lookup_file_hash(f->file_name); |
| 446 | if (__f) { |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 447 | dprint(FD_FILE, "found file in hash %s\n", f->file_name); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 448 | /* |
| 449 | * racy, need the __f->lock locked |
| 450 | */ |
| 451 | f->lock = __f->lock; |
| 452 | f->lock_owner = __f->lock_owner; |
| 453 | f->lock_batch = __f->lock_batch; |
| 454 | f->lock_ddir = __f->lock_ddir; |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 455 | from_hash = 1; |
| 456 | } else { |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 457 | dprint(FD_FILE, "file not found in hash %s\n", f->file_name); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 458 | from_hash = 0; |
| 459 | } |
| 460 | |
Jens Axboe | e8670ef | 2008-03-06 12:06:30 +0100 | [diff] [blame] | 461 | f->fd = open(f->file_name, flags, 0600); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 462 | return from_hash; |
| 463 | } |
| 464 | |
| 465 | int generic_open_file(struct thread_data *td, struct fio_file *f) |
| 466 | { |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 467 | int is_std = 0; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 468 | int flags = 0; |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 469 | int from_hash = 0; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 470 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 471 | dprint(FD_FILE, "fd open %s\n", f->file_name); |
| 472 | |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 473 | if (td_trim(td) && f->filetype != FIO_TYPE_BD) { |
| 474 | log_err("fio: trim only applies to block device\n"); |
| 475 | return 1; |
| 476 | } |
| 477 | |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 478 | if (!strcmp(f->file_name, "-")) { |
| 479 | if (td_rw(td)) { |
| 480 | log_err("fio: can't read/write to stdin/out\n"); |
| 481 | return 1; |
| 482 | } |
| 483 | is_std = 1; |
Jens Axboe | ce98fa6 | 2007-04-17 13:27:32 +0200 | [diff] [blame] | 484 | |
| 485 | /* |
| 486 | * move output logging to stderr, if we are writing to stdout |
| 487 | */ |
| 488 | if (td_write(td)) |
| 489 | f_out = stderr; |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 490 | } |
| 491 | |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 492 | if (td_trim(td)) |
| 493 | goto skip_flags; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 494 | if (td->o.odirect) |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 495 | flags |= OS_O_DIRECT; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 496 | if (td->o.sync_io) |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 497 | flags |= O_SYNC; |
Jens Axboe | 814452b | 2009-03-04 12:53:13 +0100 | [diff] [blame] | 498 | if (td->o.create_on_open) |
| 499 | flags |= O_CREAT; |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 500 | skip_flags: |
| 501 | if (f->filetype != FIO_TYPE_FILE) |
| 502 | flags |= FIO_O_NOATIME; |
Jens Axboe | 7abf833 | 2006-11-23 15:01:19 +0100 | [diff] [blame] | 503 | |
Aaron Carroll | 056f345 | 2007-11-26 09:08:53 +0100 | [diff] [blame] | 504 | open_again: |
Jens Axboe | 660a1cb | 2007-04-17 15:37:47 +0200 | [diff] [blame] | 505 | if (td_write(td)) { |
Jens Axboe | 1730815 | 2008-03-07 13:42:31 +0100 | [diff] [blame] | 506 | if (!read_only) |
| 507 | flags |= O_RDWR; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 508 | |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 509 | if (f->filetype == FIO_TYPE_FILE) |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 510 | flags |= O_CREAT; |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 511 | |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 512 | if (is_std) |
| 513 | f->fd = dup(STDOUT_FILENO); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 514 | else |
| 515 | from_hash = file_lookup_open(f, flags); |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 516 | } else if (td_read(td)) { |
Jens Axboe | 4241ea8 | 2007-09-12 08:18:36 +0200 | [diff] [blame] | 517 | if (f->filetype == FIO_TYPE_CHAR && !read_only) |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 518 | flags |= O_RDWR; |
| 519 | else |
| 520 | flags |= O_RDONLY; |
| 521 | |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 522 | if (is_std) |
| 523 | f->fd = dup(STDIN_FILENO); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 524 | else |
| 525 | from_hash = file_lookup_open(f, flags); |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 526 | } else { //td trim |
| 527 | flags |= O_RDWR; |
| 528 | from_hash = file_lookup_open(f, flags); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 529 | } |
| 530 | |
| 531 | if (f->fd == -1) { |
Jens Axboe | e4e3325 | 2007-03-21 13:07:54 +0100 | [diff] [blame] | 532 | char buf[FIO_VERROR_SIZE]; |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 533 | int __e = errno; |
| 534 | |
Jens Axboe | 835d9b9 | 2009-06-09 15:23:38 +0200 | [diff] [blame] | 535 | if (__e == EPERM && (flags & FIO_O_NOATIME)) { |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 536 | flags &= ~FIO_O_NOATIME; |
Aaron Carroll | 056f345 | 2007-11-26 09:08:53 +0100 | [diff] [blame] | 537 | goto open_again; |
| 538 | } |
| 539 | |
Jens Axboe | e8670ef | 2008-03-06 12:06:30 +0100 | [diff] [blame] | 540 | snprintf(buf, sizeof(buf) - 1, "open(%s)", f->file_name); |
Jens Axboe | e4e3325 | 2007-03-21 13:07:54 +0100 | [diff] [blame] | 541 | |
Jens Axboe | a93c5f0 | 2012-06-11 08:53:53 +0200 | [diff] [blame] | 542 | if (__e == EINVAL && (flags & OS_O_DIRECT)) { |
| 543 | log_err("fio: looks like your file system does not " \ |
| 544 | "support direct=1/buffered=0\n"); |
| 545 | } |
| 546 | |
Jens Axboe | e4e3325 | 2007-03-21 13:07:54 +0100 | [diff] [blame] | 547 | td_verror(td, __e, buf); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 548 | } |
| 549 | |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 550 | if (!from_hash && f->fd != -1) { |
| 551 | if (add_file_hash(f)) { |
Jens Axboe | 3f0ca9b | 2011-05-24 21:36:24 +0200 | [diff] [blame] | 552 | int fio_unused ret; |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 553 | |
| 554 | /* |
| 555 | * OK to ignore, we haven't done anything with it |
| 556 | */ |
| 557 | ret = generic_close_file(td, f); |
| 558 | goto open_again; |
| 559 | } |
| 560 | } |
Jens Axboe | 4906e0b | 2008-03-01 18:59:51 +0100 | [diff] [blame] | 561 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 562 | return 0; |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 563 | } |
| 564 | |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 565 | int generic_get_file_size(struct thread_data *td, struct fio_file *f) |
Jens Axboe | 21972cd | 2006-11-23 12:39:16 +0100 | [diff] [blame] | 566 | { |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 567 | return get_file_size(td, f); |
Jens Axboe | 21972cd | 2006-11-23 12:39:16 +0100 | [diff] [blame] | 568 | } |
| 569 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 570 | /* |
| 571 | * open/close all files, so that ->real_file_size gets set |
| 572 | */ |
Jens Axboe | bab3fd5 | 2007-04-02 10:34:18 +0200 | [diff] [blame] | 573 | static int get_file_sizes(struct thread_data *td) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 574 | { |
| 575 | struct fio_file *f; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 576 | unsigned int i; |
Jens Axboe | bab3fd5 | 2007-04-02 10:34:18 +0200 | [diff] [blame] | 577 | int err = 0; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 578 | |
| 579 | for_each_file(td, f, i) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 580 | dprint(FD_FILE, "get file size for %p/%d/%p\n", f, i, |
| 581 | f->file_name); |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 582 | |
Jens Axboe | 99a47c6 | 2009-04-07 22:20:56 +0200 | [diff] [blame] | 583 | if (td_io_get_file_size(td, f)) { |
Jens Axboe | 40b44f4 | 2007-04-11 12:43:35 +0200 | [diff] [blame] | 584 | if (td->error != ENOENT) { |
| 585 | log_err("%s\n", td->verror); |
| 586 | err = 1; |
| 587 | } |
Jens Axboe | 541d66d | 2007-03-27 19:50:11 +0200 | [diff] [blame] | 588 | clear_error(td); |
Jens Axboe | 07eb79d | 2007-04-12 13:02:38 +0200 | [diff] [blame] | 589 | } |
Jens Axboe | 409b341 | 2007-03-28 09:57:01 +0200 | [diff] [blame] | 590 | |
| 591 | if (f->real_file_size == -1ULL && td->o.size) |
| 592 | f->real_file_size = td->o.size / td->o.nr_files; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 593 | } |
Jens Axboe | bab3fd5 | 2007-04-02 10:34:18 +0200 | [diff] [blame] | 594 | |
| 595 | return err; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 596 | } |
| 597 | |
Jens Axboe | 2e3bd4c | 2010-05-17 12:29:57 +0200 | [diff] [blame] | 598 | struct fio_mount { |
| 599 | struct flist_head list; |
| 600 | const char *base; |
| 601 | char __base[256]; |
| 602 | unsigned int key; |
| 603 | }; |
| 604 | |
| 605 | /* |
| 606 | * Get free number of bytes for each file on each unique mount. |
| 607 | */ |
| 608 | static unsigned long long get_fs_free_counts(struct thread_data *td) |
| 609 | { |
| 610 | struct flist_head *n, *tmp; |
Jens Axboe | 68b0316 | 2010-06-24 09:22:41 +0200 | [diff] [blame] | 611 | unsigned long long ret = 0; |
Jens Axboe | 2e3bd4c | 2010-05-17 12:29:57 +0200 | [diff] [blame] | 612 | struct fio_mount *fm; |
| 613 | FLIST_HEAD(list); |
| 614 | struct fio_file *f; |
| 615 | unsigned int i; |
| 616 | |
| 617 | for_each_file(td, f, i) { |
| 618 | struct stat sb; |
| 619 | char buf[256]; |
| 620 | |
Jens Axboe | 4ccdccd | 2010-06-24 10:27:22 +0200 | [diff] [blame] | 621 | if (f->filetype == FIO_TYPE_BD || f->filetype == FIO_TYPE_CHAR) { |
| 622 | if (f->real_file_size != -1ULL) |
| 623 | ret += f->real_file_size; |
Jens Axboe | 68b0316 | 2010-06-24 09:22:41 +0200 | [diff] [blame] | 624 | continue; |
| 625 | } else if (f->filetype != FIO_TYPE_FILE) |
| 626 | continue; |
| 627 | |
Jens Axboe | 2e3bd4c | 2010-05-17 12:29:57 +0200 | [diff] [blame] | 628 | strcpy(buf, f->file_name); |
| 629 | |
| 630 | if (stat(buf, &sb) < 0) { |
| 631 | if (errno != ENOENT) |
| 632 | break; |
| 633 | strcpy(buf, "."); |
| 634 | if (stat(buf, &sb) < 0) |
| 635 | break; |
| 636 | } |
| 637 | |
| 638 | fm = NULL; |
| 639 | flist_for_each(n, &list) { |
| 640 | fm = flist_entry(n, struct fio_mount, list); |
| 641 | if (fm->key == sb.st_dev) |
| 642 | break; |
| 643 | |
| 644 | fm = NULL; |
| 645 | } |
| 646 | |
| 647 | if (fm) |
| 648 | continue; |
| 649 | |
| 650 | fm = malloc(sizeof(*fm)); |
| 651 | strcpy(fm->__base, buf); |
| 652 | fm->base = basename(fm->__base); |
| 653 | fm->key = sb.st_dev; |
| 654 | flist_add(&fm->list, &list); |
| 655 | } |
| 656 | |
Jens Axboe | 2e3bd4c | 2010-05-17 12:29:57 +0200 | [diff] [blame] | 657 | flist_for_each_safe(n, tmp, &list) { |
| 658 | unsigned long long sz; |
| 659 | |
| 660 | fm = flist_entry(n, struct fio_mount, list); |
| 661 | flist_del(&fm->list); |
| 662 | |
| 663 | sz = get_fs_size(fm->base); |
| 664 | if (sz && sz != -1ULL) |
| 665 | ret += sz; |
| 666 | |
| 667 | free(fm); |
| 668 | } |
| 669 | |
| 670 | return ret; |
| 671 | } |
| 672 | |
Dan Ehrenberg | ce95d65 | 2012-08-16 08:58:21 +0200 | [diff] [blame] | 673 | unsigned long long get_start_offset(struct thread_data *td) |
| 674 | { |
| 675 | return td->o.start_offset + |
| 676 | (td->thread_number - 1) * td->o.offset_increment; |
| 677 | } |
| 678 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 679 | /* |
| 680 | * Open the files and setup files sizes, creating files if necessary. |
| 681 | */ |
| 682 | int setup_files(struct thread_data *td) |
| 683 | { |
| 684 | unsigned long long total_size, extend_size; |
| 685 | struct fio_file *f; |
| 686 | unsigned int i; |
Jens Axboe | 000b080 | 2007-03-27 15:56:10 +0200 | [diff] [blame] | 687 | int err = 0, need_extend; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 688 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 689 | dprint(FD_FILE, "setup files\n"); |
| 690 | |
Jens Axboe | 691c8fb | 2008-03-07 14:26:26 +0100 | [diff] [blame] | 691 | if (td->o.read_iolog_file) |
Jens Axboe | 25460cf | 2012-05-02 13:58:02 +0200 | [diff] [blame] | 692 | goto done; |
Jens Axboe | 691c8fb | 2008-03-07 14:26:26 +0100 | [diff] [blame] | 693 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 694 | /* |
| 695 | * if ioengine defines a setup() method, it's responsible for |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 696 | * opening the files and setting f->real_file_size to indicate |
| 697 | * the valid range for that file. |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 698 | */ |
| 699 | if (td->io_ops->setup) |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 700 | err = td->io_ops->setup(td); |
| 701 | else |
Jens Axboe | bab3fd5 | 2007-04-02 10:34:18 +0200 | [diff] [blame] | 702 | err = get_file_sizes(td); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 703 | |
Jens Axboe | f102706 | 2006-10-20 10:14:01 +0200 | [diff] [blame] | 704 | if (err) |
| 705 | return err; |
| 706 | |
Jens Axboe | 0a7eb12 | 2006-10-20 10:36:42 +0200 | [diff] [blame] | 707 | /* |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 708 | * check sizes. if the files/devices do not exist and the size |
| 709 | * isn't passed to fio, abort. |
Jens Axboe | 0a7eb12 | 2006-10-20 10:36:42 +0200 | [diff] [blame] | 710 | */ |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 711 | total_size = 0; |
| 712 | for_each_file(td, f, i) { |
| 713 | if (f->real_file_size == -1ULL) |
| 714 | total_size = -1ULL; |
| 715 | else |
| 716 | total_size += f->real_file_size; |
| 717 | } |
Jens Axboe | 0a7eb12 | 2006-10-20 10:36:42 +0200 | [diff] [blame] | 718 | |
Jens Axboe | 2e3bd4c | 2010-05-17 12:29:57 +0200 | [diff] [blame] | 719 | if (td->o.fill_device) |
| 720 | td->fill_device_size = get_fs_free_counts(td); |
| 721 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 722 | /* |
| 723 | * device/file sizes are zero and no size given, punt |
| 724 | */ |
Jens Axboe | 1f809d1 | 2007-10-25 18:34:02 +0200 | [diff] [blame] | 725 | if ((!total_size || total_size == -1ULL) && !td->o.size && |
Shawn Lewis | aa31f1f | 2008-01-11 09:45:11 +0100 | [diff] [blame] | 726 | !(td->io_ops->flags & FIO_NOIO) && !td->o.fill_device) { |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 727 | log_err("%s: you need to specify size=\n", td->o.name); |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 728 | td_verror(td, EINVAL, "total_file_size"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 729 | return 1; |
| 730 | } |
| 731 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 732 | /* |
| 733 | * now file sizes are known, so we can set ->io_size. if size= is |
| 734 | * not given, ->io_size is just equal to ->real_file_size. if size |
| 735 | * is given, ->io_size is size / nr_files. |
| 736 | */ |
| 737 | extend_size = total_size = 0; |
| 738 | need_extend = 0; |
| 739 | for_each_file(td, f, i) { |
Dan Ehrenberg | ce95d65 | 2012-08-16 08:58:21 +0200 | [diff] [blame] | 740 | f->file_offset = get_start_offset(td); |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 741 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 742 | if (!td->o.file_size_low) { |
| 743 | /* |
| 744 | * no file size range given, file size is equal to |
| 745 | * total size divided by number of files. if that is |
| 746 | * zero, set it to the real file size. |
| 747 | */ |
| 748 | f->io_size = td->o.size / td->o.nr_files; |
Jens Axboe | 65bdb10 | 2008-01-24 13:13:12 +0100 | [diff] [blame] | 749 | if (!f->io_size) |
Jens Axboe | 273f8c9 | 2008-01-25 14:02:15 +0100 | [diff] [blame] | 750 | f->io_size = f->real_file_size - f->file_offset; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 751 | } else if (f->real_file_size < td->o.file_size_low || |
| 752 | f->real_file_size > td->o.file_size_high) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 753 | if (f->file_offset > td->o.file_size_low) |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 754 | goto err_offset; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 755 | /* |
| 756 | * file size given. if it's fixed, use that. if it's a |
| 757 | * range, generate a random size in-between. |
| 758 | */ |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 759 | if (td->o.file_size_low == td->o.file_size_high) { |
| 760 | f->io_size = td->o.file_size_low |
| 761 | - f->file_offset; |
| 762 | } else { |
| 763 | f->io_size = get_rand_file_size(td) |
| 764 | - f->file_offset; |
| 765 | } |
Jens Axboe | 65bdb10 | 2008-01-24 13:13:12 +0100 | [diff] [blame] | 766 | } else |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 767 | f->io_size = f->real_file_size - f->file_offset; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 768 | |
| 769 | if (f->io_size == -1ULL) |
| 770 | total_size = -1ULL; |
Shaohua Li | 4d00256 | 2012-09-21 08:32:32 +0200 | [diff] [blame] | 771 | else { |
| 772 | if (td->o.size_percent) |
| 773 | f->io_size = (f->io_size * td->o.size_percent) / 100; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 774 | total_size += f->io_size; |
Shaohua Li | 4d00256 | 2012-09-21 08:32:32 +0200 | [diff] [blame] | 775 | } |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 776 | |
| 777 | if (f->filetype == FIO_TYPE_FILE && |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 778 | (f->io_size + f->file_offset) > f->real_file_size && |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 779 | !(td->io_ops->flags & FIO_DISKLESSIO)) { |
Jens Axboe | 814452b | 2009-03-04 12:53:13 +0100 | [diff] [blame] | 780 | if (!td->o.create_on_open) { |
| 781 | need_extend++; |
| 782 | extend_size += (f->io_size + f->file_offset); |
| 783 | } else |
| 784 | f->real_file_size = f->io_size + f->file_offset; |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 785 | fio_file_set_extend(f); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 786 | } |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 787 | } |
| 788 | |
ljzhang,Yaxin Hu,Jianchao Tang | 2298290 | 2007-07-27 13:21:28 +0200 | [diff] [blame] | 789 | if (!td->o.size || td->o.size > total_size) |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 790 | td->o.size = total_size; |
| 791 | |
| 792 | /* |
| 793 | * See if we need to extend some files |
| 794 | */ |
| 795 | if (need_extend) { |
| 796 | temp_stall_ts = 1; |
Jens Axboe | f3afa57 | 2012-09-17 13:34:16 +0200 | [diff] [blame] | 797 | if (output_format == FIO_OUTPUT_NORMAL) |
Shaozhi Shawn Ye | a7ba8c5 | 2008-09-10 09:04:18 +0200 | [diff] [blame] | 798 | log_info("%s: Laying out IO file(s) (%u file(s) /" |
Bruce Cran | 0f2152c | 2010-12-15 10:33:03 +0100 | [diff] [blame] | 799 | " %lluMB)\n", td->o.name, need_extend, |
Shaozhi Shawn Ye | a7ba8c5 | 2008-09-10 09:04:18 +0200 | [diff] [blame] | 800 | extend_size >> 20); |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 801 | |
| 802 | for_each_file(td, f, i) { |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 803 | unsigned long long old_len = -1ULL, extend_len = -1ULL; |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 804 | |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 805 | if (!fio_file_extend(f)) |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 806 | continue; |
| 807 | |
Jens Axboe | 409b341 | 2007-03-28 09:57:01 +0200 | [diff] [blame] | 808 | assert(f->filetype == FIO_TYPE_FILE); |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 809 | fio_file_clear_extend(f); |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 810 | if (!td->o.fill_device) { |
| 811 | old_len = f->real_file_size; |
Jens Axboe | 0b9d69e | 2009-09-11 22:29:54 +0200 | [diff] [blame] | 812 | extend_len = f->io_size + f->file_offset - |
| 813 | old_len; |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 814 | } |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 815 | f->real_file_size = (f->io_size + f->file_offset); |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 816 | err = extend_file(td, f); |
| 817 | if (err) |
| 818 | break; |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 819 | |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 820 | err = __file_invalidate_cache(td, f, old_len, |
| 821 | extend_len); |
| 822 | close(f->fd); |
| 823 | f->fd = -1; |
| 824 | if (err) |
| 825 | break; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 826 | } |
| 827 | temp_stall_ts = 0; |
| 828 | } |
| 829 | |
| 830 | if (err) |
| 831 | return err; |
| 832 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 833 | if (!td->o.zone_size) |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 834 | td->o.zone_size = td->o.size; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 835 | |
Jens Axboe | ea966f8 | 2007-09-03 10:09:37 +0200 | [diff] [blame] | 836 | /* |
| 837 | * iolog already set the total io size, if we read back |
| 838 | * stored entries. |
| 839 | */ |
| 840 | if (!td->o.read_iolog_file) |
| 841 | td->total_io_size = td->o.size * td->o.loops; |
Jens Axboe | 25460cf | 2012-05-02 13:58:02 +0200 | [diff] [blame] | 842 | |
| 843 | done: |
| 844 | if (td->o.create_only) |
| 845 | td->done = 1; |
| 846 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 847 | return 0; |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 848 | err_offset: |
| 849 | log_err("%s: you need to specify valid offset=\n", td->o.name); |
| 850 | return 1; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 851 | } |
| 852 | |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 853 | int pre_read_files(struct thread_data *td) |
| 854 | { |
| 855 | struct fio_file *f; |
| 856 | unsigned int i; |
| 857 | |
| 858 | dprint(FD_FILE, "pre_read files\n"); |
| 859 | |
| 860 | for_each_file(td, f, i) { |
| 861 | pre_read_file(td, f); |
| 862 | } |
| 863 | |
| 864 | return 1; |
| 865 | } |
| 866 | |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 867 | static int __init_rand_distribution(struct thread_data *td, struct fio_file *f) |
| 868 | { |
Jens Axboe | 2316296 | 2012-11-07 19:47:47 +0100 | [diff] [blame] | 869 | unsigned int range_size, seed; |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 870 | unsigned long nranges; |
| 871 | |
| 872 | range_size = min(td->o.min_bs[DDIR_READ], td->o.min_bs[DDIR_WRITE]); |
| 873 | |
| 874 | nranges = (f->real_file_size + range_size - 1) / range_size; |
| 875 | |
Jens Axboe | 2316296 | 2012-11-07 19:47:47 +0100 | [diff] [blame] | 876 | seed = jhash(f->file_name, strlen(f->file_name), 0) * td->thread_number; |
Jens Axboe | 8425687 | 2012-11-17 10:06:36 -0700 | [diff] [blame] | 877 | if (!td->o.rand_repeatable) |
| 878 | seed = td->rand_seeds[4]; |
| 879 | |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 880 | if (td->o.random_distribution == FIO_RAND_DIST_ZIPF) |
Jens Axboe | 2316296 | 2012-11-07 19:47:47 +0100 | [diff] [blame] | 881 | zipf_init(&f->zipf, nranges, td->o.zipf_theta, seed); |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 882 | else |
Jens Axboe | 2316296 | 2012-11-07 19:47:47 +0100 | [diff] [blame] | 883 | pareto_init(&f->zipf, nranges, td->o.pareto_h, seed); |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 884 | |
| 885 | return 1; |
| 886 | } |
| 887 | |
| 888 | static int init_rand_distribution(struct thread_data *td) |
| 889 | { |
| 890 | struct fio_file *f; |
| 891 | unsigned int i; |
| 892 | int state; |
| 893 | |
| 894 | if (td->o.random_distribution == FIO_RAND_DIST_RANDOM) |
| 895 | return 0; |
| 896 | |
| 897 | state = td->runstate; |
| 898 | td_set_runstate(td, TD_SETTING_UP); |
| 899 | for_each_file(td, f, i) |
| 900 | __init_rand_distribution(td, f); |
| 901 | td_set_runstate(td, state); |
| 902 | |
| 903 | return 1; |
| 904 | } |
| 905 | |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 906 | int init_random_map(struct thread_data *td) |
| 907 | { |
Jens Axboe | 51ede0b | 2012-11-22 13:50:29 +0100 | [diff] [blame] | 908 | unsigned long long blocks; |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 909 | struct fio_file *f; |
| 910 | unsigned int i; |
| 911 | |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 912 | if (init_rand_distribution(td)) |
| 913 | return 0; |
Jens Axboe | 3831a84 | 2012-11-26 19:59:14 +0100 | [diff] [blame^] | 914 | if (!td_random(td)) |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 915 | return 0; |
| 916 | |
| 917 | for_each_file(td, f, i) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 918 | blocks = (f->real_file_size + td->o.rw_min_bs - 1) / |
| 919 | (unsigned long long) td->o.rw_min_bs; |
Jens Axboe | 8055e41 | 2012-11-26 08:43:47 +0100 | [diff] [blame] | 920 | if (td->o.random_generator == FIO_RAND_GEN_LFSR) { |
| 921 | if (!lfsr_init(&f->lfsr, blocks)) |
| 922 | continue; |
Jens Axboe | 3831a84 | 2012-11-26 19:59:14 +0100 | [diff] [blame^] | 923 | } else if (!td->o.norandommap) { |
Jens Axboe | 8055e41 | 2012-11-26 08:43:47 +0100 | [diff] [blame] | 924 | f->io_bitmap = bitmap_new(blocks); |
| 925 | if (f->io_bitmap) |
| 926 | continue; |
| 927 | } |
Jens Axboe | ceadd59 | 2012-02-02 08:41:28 +0100 | [diff] [blame] | 928 | |
Jens Axboe | 2b386d2 | 2008-03-26 10:32:57 +0100 | [diff] [blame] | 929 | if (!td->o.softrandommap) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 930 | log_err("fio: failed allocating random map. If running" |
| 931 | " a large number of jobs, try the 'norandommap'" |
Jens Axboe | 2b386d2 | 2008-03-26 10:32:57 +0100 | [diff] [blame] | 932 | " option or set 'softrandommap'. Or give" |
| 933 | " a larger --alloc-size to fio.\n"); |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 934 | return 1; |
| 935 | } |
Jens Axboe | 303032a | 2008-03-26 10:11:10 +0100 | [diff] [blame] | 936 | |
| 937 | log_info("fio: file %s failed allocating random map. Running " |
| 938 | "job without.\n", f->file_name); |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 939 | } |
| 940 | |
| 941 | return 0; |
| 942 | } |
| 943 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 944 | void close_files(struct thread_data *td) |
| 945 | { |
Jens Axboe | 0ab8db8 | 2006-10-18 17:16:23 +0200 | [diff] [blame] | 946 | struct fio_file *f; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 947 | unsigned int i; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 948 | |
Jens Axboe | 2be3eec | 2009-06-10 09:05:13 +0200 | [diff] [blame] | 949 | for_each_file(td, f, i) { |
| 950 | if (fio_file_open(f)) |
| 951 | td_io_close_file(td, f); |
| 952 | } |
Jens Axboe | 24ffd2c | 2008-03-01 15:47:08 +0100 | [diff] [blame] | 953 | } |
| 954 | |
| 955 | void close_and_free_files(struct thread_data *td) |
| 956 | { |
| 957 | struct fio_file *f; |
| 958 | unsigned int i; |
| 959 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 960 | dprint(FD_FILE, "close files\n"); |
| 961 | |
Jens Axboe | 0ab8db8 | 2006-10-18 17:16:23 +0200 | [diff] [blame] | 962 | for_each_file(td, f, i) { |
Jens Axboe | ffdfabd | 2008-03-26 09:18:14 +0100 | [diff] [blame] | 963 | if (td->o.unlink && f->filetype == FIO_TYPE_FILE) { |
| 964 | dprint(FD_FILE, "free unlink %s\n", f->file_name); |
Jens Axboe | 132ad46 | 2006-11-23 12:23:12 +0100 | [diff] [blame] | 965 | unlink(f->file_name); |
Jens Axboe | ffdfabd | 2008-03-26 09:18:14 +0100 | [diff] [blame] | 966 | } |
Jens Axboe | bdb4e2e | 2007-03-01 09:54:57 +0100 | [diff] [blame] | 967 | |
Jens Axboe | 22a57ba | 2009-06-09 14:34:35 +0200 | [diff] [blame] | 968 | if (fio_file_open(f)) |
| 969 | td_io_close_file(td, f); |
| 970 | |
Shaozhi Shawn Ye | b9fbcf2 | 2008-09-10 09:05:17 +0200 | [diff] [blame] | 971 | remove_file_hash(f); |
Jens Axboe | b3dc7f0 | 2007-03-09 12:52:15 +0100 | [diff] [blame] | 972 | |
Jens Axboe | f17c439 | 2008-03-01 18:40:46 +0100 | [diff] [blame] | 973 | sfree(f->file_name); |
Jens Axboe | fa1da86 | 2007-03-23 15:20:54 +0100 | [diff] [blame] | 974 | f->file_name = NULL; |
Jens Axboe | 51ede0b | 2012-11-22 13:50:29 +0100 | [diff] [blame] | 975 | bitmap_free(f->io_bitmap); |
| 976 | f->io_bitmap = NULL; |
Jens Axboe | 78d99e6 | 2008-03-01 18:41:50 +0100 | [diff] [blame] | 977 | sfree(f); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 978 | } |
Jens Axboe | b4a6a59 | 2006-10-20 13:54:47 +0200 | [diff] [blame] | 979 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 980 | td->o.filename = NULL; |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 981 | free(td->files); |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 982 | td->files_index = 0; |
Jens Axboe | b4a6a59 | 2006-10-20 13:54:47 +0200 | [diff] [blame] | 983 | td->files = NULL; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 984 | td->o.nr_files = 0; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 985 | } |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 986 | |
Jens Axboe | e3bab46 | 2007-03-13 11:22:09 +0100 | [diff] [blame] | 987 | static void get_file_type(struct fio_file *f) |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 988 | { |
| 989 | struct stat sb; |
| 990 | |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 991 | if (!strcmp(f->file_name, "-")) |
| 992 | f->filetype = FIO_TYPE_PIPE; |
| 993 | else |
| 994 | f->filetype = FIO_TYPE_FILE; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 995 | |
Bruce Cran | 3892182 | 2012-02-22 17:55:16 +0000 | [diff] [blame] | 996 | /* \\.\ is the device namespace in Windows, where every file is |
| 997 | * a block device */ |
| 998 | if (strncmp(f->file_name, "\\\\.\\", 4) == 0) |
| 999 | f->filetype = FIO_TYPE_BD; |
| 1000 | |
Jens Axboe | b30d395 | 2010-02-06 23:36:26 +0100 | [diff] [blame] | 1001 | if (!stat(f->file_name, &sb)) { |
Bruce Cran | 3892182 | 2012-02-22 17:55:16 +0000 | [diff] [blame] | 1002 | if (S_ISBLK(sb.st_mode)) |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1003 | f->filetype = FIO_TYPE_BD; |
| 1004 | else if (S_ISCHR(sb.st_mode)) |
| 1005 | f->filetype = FIO_TYPE_CHAR; |
Jens Axboe | b5605e9 | 2007-04-16 20:42:33 +0200 | [diff] [blame] | 1006 | else if (S_ISFIFO(sb.st_mode)) |
| 1007 | f->filetype = FIO_TYPE_PIPE; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1008 | } |
| 1009 | } |
| 1010 | |
Jens Axboe | f29b25a | 2007-07-23 08:56:43 +0200 | [diff] [blame] | 1011 | int add_file(struct thread_data *td, const char *fname) |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1012 | { |
Jens Axboe | 7b4e4fe | 2007-03-13 12:51:40 +0100 | [diff] [blame] | 1013 | int cur_files = td->files_index; |
Jens Axboe | bd0ee74 | 2007-03-23 14:26:23 +0100 | [diff] [blame] | 1014 | char file_name[PATH_MAX]; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1015 | struct fio_file *f; |
Jens Axboe | bd0ee74 | 2007-03-23 14:26:23 +0100 | [diff] [blame] | 1016 | int len = 0; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1017 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1018 | dprint(FD_FILE, "add file %s\n", fname); |
| 1019 | |
Jens Axboe | f17c439 | 2008-03-01 18:40:46 +0100 | [diff] [blame] | 1020 | f = smalloc(sizeof(*f)); |
Jens Axboe | c48c0be | 2008-07-31 19:55:02 +0200 | [diff] [blame] | 1021 | if (!f) { |
| 1022 | log_err("fio: smalloc OOM\n"); |
| 1023 | assert(0); |
| 1024 | } |
Jens Axboe | 0b9d69e | 2009-09-11 22:29:54 +0200 | [diff] [blame] | 1025 | |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1026 | f->fd = -1; |
Jens Axboe | 38dad62 | 2010-07-20 14:46:00 -0600 | [diff] [blame] | 1027 | fio_file_reset(f); |
Jens Axboe | bd0ee74 | 2007-03-23 14:26:23 +0100 | [diff] [blame] | 1028 | |
Jens Axboe | fc99bc0 | 2009-03-04 15:27:42 +0100 | [diff] [blame] | 1029 | if (td->files_size <= td->files_index) { |
Carl Henrik Lunde | 4b341fc | 2009-04-20 08:41:37 +0200 | [diff] [blame] | 1030 | int new_size = td->o.nr_files + 1; |
Jens Axboe | 126d65c | 2008-03-01 18:04:31 +0100 | [diff] [blame] | 1031 | |
Jens Axboe | fc99bc0 | 2009-03-04 15:27:42 +0100 | [diff] [blame] | 1032 | dprint(FD_FILE, "resize file array to %d files\n", new_size); |
| 1033 | |
| 1034 | td->files = realloc(td->files, new_size * sizeof(f)); |
Jens Axboe | fc99bc0 | 2009-03-04 15:27:42 +0100 | [diff] [blame] | 1035 | td->files_size = new_size; |
| 1036 | } |
Jens Axboe | 8bb7679 | 2009-03-04 15:37:52 +0100 | [diff] [blame] | 1037 | td->files[cur_files] = f; |
Shaohua Li | 89ac1d4 | 2012-06-11 08:56:32 +0200 | [diff] [blame] | 1038 | f->fileno = cur_files; |
Jens Axboe | 126d65c | 2008-03-01 18:04:31 +0100 | [diff] [blame] | 1039 | |
Jens Axboe | 07eb79d | 2007-04-12 13:02:38 +0200 | [diff] [blame] | 1040 | /* |
| 1041 | * init function, io engine may not be loaded yet |
| 1042 | */ |
| 1043 | if (td->io_ops && (td->io_ops->flags & FIO_DISKLESSIO)) |
| 1044 | f->real_file_size = -1ULL; |
| 1045 | |
Jens Axboe | bd0ee74 | 2007-03-23 14:26:23 +0100 | [diff] [blame] | 1046 | if (td->o.directory) |
| 1047 | len = sprintf(file_name, "%s/", td->o.directory); |
| 1048 | |
| 1049 | sprintf(file_name + len, "%s", fname); |
Jens Axboe | f17c439 | 2008-03-01 18:40:46 +0100 | [diff] [blame] | 1050 | f->file_name = smalloc_strdup(file_name); |
Jens Axboe | c48c0be | 2008-07-31 19:55:02 +0200 | [diff] [blame] | 1051 | if (!f->file_name) { |
| 1052 | log_err("fio: smalloc OOM\n"); |
| 1053 | assert(0); |
| 1054 | } |
Jens Axboe | 0b9d69e | 2009-09-11 22:29:54 +0200 | [diff] [blame] | 1055 | |
Jens Axboe | e3bab46 | 2007-03-13 11:22:09 +0100 | [diff] [blame] | 1056 | get_file_type(f); |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1057 | |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1058 | switch (td->o.file_lock_mode) { |
| 1059 | case FILE_LOCK_NONE: |
| 1060 | break; |
| 1061 | case FILE_LOCK_READWRITE: |
| 1062 | f->lock = fio_mutex_rw_init(); |
| 1063 | break; |
| 1064 | case FILE_LOCK_EXCLUSIVE: |
Jens Axboe | 521da52 | 2012-08-02 11:21:36 +0200 | [diff] [blame] | 1065 | f->lock = fio_mutex_init(FIO_MUTEX_UNLOCKED); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1066 | break; |
| 1067 | default: |
| 1068 | log_err("fio: unknown lock mode: %d\n", td->o.file_lock_mode); |
| 1069 | assert(0); |
| 1070 | } |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 1071 | |
Jens Axboe | 7b4e4fe | 2007-03-13 12:51:40 +0100 | [diff] [blame] | 1072 | td->files_index++; |
Jens Axboe | 1549441 | 2007-03-13 11:52:47 +0100 | [diff] [blame] | 1073 | if (f->filetype == FIO_TYPE_FILE) |
| 1074 | td->nr_normal_files++; |
Jens Axboe | f29b25a | 2007-07-23 08:56:43 +0200 | [diff] [blame] | 1075 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1076 | dprint(FD_FILE, "file %p \"%s\" added at %d\n", f, f->file_name, |
| 1077 | cur_files); |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 1078 | |
Jens Axboe | f29b25a | 2007-07-23 08:56:43 +0200 | [diff] [blame] | 1079 | return cur_files; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1080 | } |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1081 | |
Jens Axboe | 49ffb4a | 2010-08-24 15:01:37 +0200 | [diff] [blame] | 1082 | int add_file_exclusive(struct thread_data *td, const char *fname) |
| 1083 | { |
| 1084 | struct fio_file *f; |
| 1085 | unsigned int i; |
| 1086 | |
| 1087 | for_each_file(td, f, i) { |
| 1088 | if (!strcmp(f->file_name, fname)) |
| 1089 | return i; |
| 1090 | } |
| 1091 | |
| 1092 | return add_file(td, fname); |
| 1093 | } |
| 1094 | |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1095 | void get_file(struct fio_file *f) |
| 1096 | { |
Jens Axboe | 8172fe9 | 2008-02-01 21:51:02 +0100 | [diff] [blame] | 1097 | dprint(FD_FILE, "get file %s, ref=%d\n", f->file_name, f->references); |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 1098 | assert(fio_file_open(f)); |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1099 | f->references++; |
| 1100 | } |
| 1101 | |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1102 | int put_file(struct thread_data *td, struct fio_file *f) |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1103 | { |
Jens Axboe | 98e1ac4 | 2008-03-06 11:56:48 +0100 | [diff] [blame] | 1104 | int f_ret = 0, ret = 0; |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1105 | |
Jens Axboe | 8172fe9 | 2008-02-01 21:51:02 +0100 | [diff] [blame] | 1106 | dprint(FD_FILE, "put file %s, ref=%d\n", f->file_name, f->references); |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1107 | |
Jens Axboe | 22a57ba | 2009-06-09 14:34:35 +0200 | [diff] [blame] | 1108 | if (!fio_file_open(f)) { |
| 1109 | assert(f->fd == -1); |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1110 | return 0; |
Jens Axboe | 22a57ba | 2009-06-09 14:34:35 +0200 | [diff] [blame] | 1111 | } |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1112 | |
| 1113 | assert(f->references); |
| 1114 | if (--f->references) |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1115 | return 0; |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1116 | |
Jens Axboe | d424d4d | 2007-04-17 09:05:10 +0200 | [diff] [blame] | 1117 | if (should_fsync(td) && td->o.fsync_on_close) |
Jens Axboe | 98e1ac4 | 2008-03-06 11:56:48 +0100 | [diff] [blame] | 1118 | f_ret = fsync(f->fd); |
Jens Axboe | ebb1415 | 2007-03-13 14:42:15 +0100 | [diff] [blame] | 1119 | |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1120 | if (td->io_ops->close_file) |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1121 | ret = td->io_ops->close_file(td, f); |
Jens Axboe | 1020a13 | 2007-03-29 11:15:06 +0200 | [diff] [blame] | 1122 | |
Jens Axboe | 98e1ac4 | 2008-03-06 11:56:48 +0100 | [diff] [blame] | 1123 | if (!ret) |
Jens Axboe | a5fb461 | 2008-05-28 10:54:01 +0200 | [diff] [blame] | 1124 | ret = f_ret; |
Jens Axboe | 98e1ac4 | 2008-03-06 11:56:48 +0100 | [diff] [blame] | 1125 | |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1126 | td->nr_open_files--; |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 1127 | fio_file_clear_open(f); |
Jens Axboe | 22a57ba | 2009-06-09 14:34:35 +0200 | [diff] [blame] | 1128 | assert(f->fd == -1); |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1129 | return ret; |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1130 | } |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1131 | |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1132 | void lock_file(struct thread_data *td, struct fio_file *f, enum fio_ddir ddir) |
Jens Axboe | b2bd2bd | 2008-03-01 18:19:52 +0100 | [diff] [blame] | 1133 | { |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1134 | if (!f->lock || td->o.file_lock_mode == FILE_LOCK_NONE) |
| 1135 | return; |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 1136 | |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1137 | if (f->lock_owner == td && f->lock_batch--) |
| 1138 | return; |
| 1139 | |
| 1140 | if (td->o.file_lock_mode == FILE_LOCK_READWRITE) { |
| 1141 | if (ddir == DDIR_READ) |
| 1142 | fio_mutex_down_read(f->lock); |
| 1143 | else |
| 1144 | fio_mutex_down_write(f->lock); |
| 1145 | } else if (td->o.file_lock_mode == FILE_LOCK_EXCLUSIVE) |
| 1146 | fio_mutex_down(f->lock); |
| 1147 | |
| 1148 | f->lock_owner = td; |
| 1149 | f->lock_batch = td->o.lockfile_batch; |
| 1150 | f->lock_ddir = ddir; |
| 1151 | } |
| 1152 | |
| 1153 | void unlock_file(struct thread_data *td, struct fio_file *f) |
| 1154 | { |
| 1155 | if (!f->lock || td->o.file_lock_mode == FILE_LOCK_NONE) |
| 1156 | return; |
| 1157 | if (f->lock_batch) |
| 1158 | return; |
| 1159 | |
| 1160 | if (td->o.file_lock_mode == FILE_LOCK_READWRITE) { |
| 1161 | const int is_read = f->lock_ddir == DDIR_READ; |
| 1162 | int val = fio_mutex_getval(f->lock); |
| 1163 | |
| 1164 | if ((is_read && val == 1) || (!is_read && val == -1)) |
| 1165 | f->lock_owner = NULL; |
| 1166 | |
| 1167 | if (is_read) |
| 1168 | fio_mutex_up_read(f->lock); |
| 1169 | else |
| 1170 | fio_mutex_up_write(f->lock); |
| 1171 | } else if (td->o.file_lock_mode == FILE_LOCK_EXCLUSIVE) { |
| 1172 | int val = fio_mutex_getval(f->lock); |
| 1173 | |
| 1174 | if (val == 0) |
| 1175 | f->lock_owner = NULL; |
| 1176 | |
| 1177 | fio_mutex_up(f->lock); |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 1178 | } |
Jens Axboe | b2bd2bd | 2008-03-01 18:19:52 +0100 | [diff] [blame] | 1179 | } |
| 1180 | |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1181 | void unlock_file_all(struct thread_data *td, struct fio_file *f) |
Jens Axboe | b2bd2bd | 2008-03-01 18:19:52 +0100 | [diff] [blame] | 1182 | { |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1183 | if (f->lock_owner != td) |
| 1184 | return; |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 1185 | |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1186 | f->lock_batch = 0; |
| 1187 | unlock_file(td, f); |
Jens Axboe | b2bd2bd | 2008-03-01 18:19:52 +0100 | [diff] [blame] | 1188 | } |
| 1189 | |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1190 | static int recurse_dir(struct thread_data *td, const char *dirname) |
| 1191 | { |
| 1192 | struct dirent *dir; |
| 1193 | int ret = 0; |
| 1194 | DIR *D; |
| 1195 | |
| 1196 | D = opendir(dirname); |
| 1197 | if (!D) { |
Jens Axboe | 0ddb270 | 2007-03-27 19:43:53 +0200 | [diff] [blame] | 1198 | char buf[FIO_VERROR_SIZE]; |
| 1199 | |
| 1200 | snprintf(buf, FIO_VERROR_SIZE - 1, "opendir(%s)", dirname); |
| 1201 | td_verror(td, errno, buf); |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1202 | return 1; |
| 1203 | } |
| 1204 | |
| 1205 | while ((dir = readdir(D)) != NULL) { |
| 1206 | char full_path[PATH_MAX]; |
| 1207 | struct stat sb; |
| 1208 | |
Jens Axboe | e85b2b8 | 2007-03-14 09:39:06 +0100 | [diff] [blame] | 1209 | if (!strcmp(dir->d_name, ".") || !strcmp(dir->d_name, "..")) |
| 1210 | continue; |
Jens Axboe | 96d32d5 | 2007-03-14 09:16:09 +0100 | [diff] [blame] | 1211 | |
Bruce Cran | b9fd788 | 2012-02-20 17:01:46 +0000 | [diff] [blame] | 1212 | sprintf(full_path, "%s%s%s", dirname, FIO_OS_PATH_SEPARATOR, dir->d_name); |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1213 | |
| 1214 | if (lstat(full_path, &sb) == -1) { |
| 1215 | if (errno != ENOENT) { |
| 1216 | td_verror(td, errno, "stat"); |
| 1217 | return 1; |
| 1218 | } |
| 1219 | } |
| 1220 | |
| 1221 | if (S_ISREG(sb.st_mode)) { |
| 1222 | add_file(td, full_path); |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 1223 | td->o.nr_files++; |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1224 | continue; |
| 1225 | } |
Jens Axboe | 0ddb270 | 2007-03-27 19:43:53 +0200 | [diff] [blame] | 1226 | if (!S_ISDIR(sb.st_mode)) |
| 1227 | continue; |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1228 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1229 | ret = recurse_dir(td, full_path); |
| 1230 | if (ret) |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1231 | break; |
| 1232 | } |
| 1233 | |
| 1234 | closedir(D); |
| 1235 | return ret; |
| 1236 | } |
| 1237 | |
| 1238 | int add_dir_files(struct thread_data *td, const char *path) |
| 1239 | { |
Jens Axboe | 0ddb270 | 2007-03-27 19:43:53 +0200 | [diff] [blame] | 1240 | int ret = recurse_dir(td, path); |
| 1241 | |
| 1242 | if (!ret) |
| 1243 | log_info("fio: opendir added %d files\n", td->o.nr_files); |
| 1244 | |
| 1245 | return ret; |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1246 | } |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 1247 | |
| 1248 | void dup_files(struct thread_data *td, struct thread_data *org) |
| 1249 | { |
| 1250 | struct fio_file *f; |
| 1251 | unsigned int i; |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 1252 | |
| 1253 | dprint(FD_FILE, "dup files: %d\n", org->files_index); |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 1254 | |
| 1255 | if (!org->files) |
| 1256 | return; |
| 1257 | |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 1258 | td->files = malloc(org->files_index * sizeof(f)); |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 1259 | |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 1260 | for_each_file(org, f, i) { |
Jens Axboe | b0fe421 | 2008-03-01 18:22:27 +0100 | [diff] [blame] | 1261 | struct fio_file *__f; |
| 1262 | |
Jens Axboe | f17c439 | 2008-03-01 18:40:46 +0100 | [diff] [blame] | 1263 | __f = smalloc(sizeof(*__f)); |
Jens Axboe | c48c0be | 2008-07-31 19:55:02 +0200 | [diff] [blame] | 1264 | if (!__f) { |
| 1265 | log_err("fio: smalloc OOM\n"); |
| 1266 | assert(0); |
| 1267 | } |
Jens Axboe | 22a57ba | 2009-06-09 14:34:35 +0200 | [diff] [blame] | 1268 | __f->fd = -1; |
Jens Axboe | 38dad62 | 2010-07-20 14:46:00 -0600 | [diff] [blame] | 1269 | fio_file_reset(__f); |
Jens Axboe | 0b9d69e | 2009-09-11 22:29:54 +0200 | [diff] [blame] | 1270 | |
Aaron Carroll | bc3456f | 2008-06-25 09:20:37 +0200 | [diff] [blame] | 1271 | if (f->file_name) { |
Jens Axboe | f17c439 | 2008-03-01 18:40:46 +0100 | [diff] [blame] | 1272 | __f->file_name = smalloc_strdup(f->file_name); |
Jens Axboe | c48c0be | 2008-07-31 19:55:02 +0200 | [diff] [blame] | 1273 | if (!__f->file_name) { |
| 1274 | log_err("fio: smalloc OOM\n"); |
| 1275 | assert(0); |
| 1276 | } |
Jens Axboe | 0b9d69e | 2009-09-11 22:29:54 +0200 | [diff] [blame] | 1277 | |
Aaron Carroll | bc3456f | 2008-06-25 09:20:37 +0200 | [diff] [blame] | 1278 | __f->filetype = f->filetype; |
| 1279 | } |
Jens Axboe | b0fe421 | 2008-03-01 18:22:27 +0100 | [diff] [blame] | 1280 | |
| 1281 | td->files[i] = __f; |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 1282 | } |
| 1283 | } |
Jens Axboe | f29b25a | 2007-07-23 08:56:43 +0200 | [diff] [blame] | 1284 | |
| 1285 | /* |
| 1286 | * Returns the index that matches the filename, or -1 if not there |
| 1287 | */ |
| 1288 | int get_fileno(struct thread_data *td, const char *fname) |
| 1289 | { |
| 1290 | struct fio_file *f; |
| 1291 | unsigned int i; |
| 1292 | |
| 1293 | for_each_file(td, f, i) |
| 1294 | if (!strcmp(f->file_name, fname)) |
| 1295 | return i; |
| 1296 | |
| 1297 | return -1; |
| 1298 | } |
| 1299 | |
| 1300 | /* |
| 1301 | * For log usage, where we add/open/close files automatically |
| 1302 | */ |
| 1303 | void free_release_files(struct thread_data *td) |
| 1304 | { |
| 1305 | close_files(td); |
| 1306 | td->files_index = 0; |
| 1307 | td->nr_normal_files = 0; |
| 1308 | } |