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> |
| 5 | #include <sys/stat.h> |
| 6 | #include <sys/mman.h> |
| 7 | |
| 8 | #include "fio.h" |
| 9 | #include "os.h" |
| 10 | |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 11 | /* |
| 12 | * Check if the file exists and it's large enough. |
| 13 | */ |
| 14 | static int file_ok(struct thread_data *td, struct fio_file *f) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 15 | { |
Jens Axboe | b2a1519 | 2006-10-18 14:10:42 +0200 | [diff] [blame] | 16 | struct stat st; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 17 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 18 | if (td->filetype != FIO_TYPE_FILE || |
| 19 | (td->io_ops->flags & FIO_DISKLESSIO)) |
Jens Axboe | b2a1519 | 2006-10-18 14:10:42 +0200 | [diff] [blame] | 20 | return 0; |
| 21 | |
Jens Axboe | fa01d13 | 2007-02-22 14:07:39 +0100 | [diff] [blame] | 22 | if (lstat(f->file_name, &st) == -1) |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 23 | return 1; |
Jens Axboe | fa01d13 | 2007-02-22 14:07:39 +0100 | [diff] [blame] | 24 | |
| 25 | /* |
| 26 | * if it's a special file, size is always ok for now |
| 27 | */ |
| 28 | if (S_ISCHR(st.st_mode) || S_ISBLK(st.st_mode)) |
| 29 | return 0; |
| 30 | if (st.st_size < (off_t) f->file_size) |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 31 | return 1; |
| 32 | |
| 33 | return 0; |
| 34 | } |
| 35 | |
| 36 | static int create_file(struct thread_data *td, struct fio_file *f) |
| 37 | { |
| 38 | unsigned long long left; |
| 39 | unsigned int bs; |
| 40 | char *b; |
| 41 | int r; |
Jens Axboe | b2a1519 | 2006-10-18 14:10:42 +0200 | [diff] [blame] | 42 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 43 | f->fd = open(f->file_name, O_WRONLY | O_CREAT | O_TRUNC, 0644); |
| 44 | if (f->fd < 0) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 45 | td_verror(td, errno, "open"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 46 | return 1; |
| 47 | } |
| 48 | |
| 49 | if (ftruncate(f->fd, f->file_size) == -1) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 50 | td_verror(td, errno, "ftruncate"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 51 | goto err; |
| 52 | } |
| 53 | |
Jens Axboe | 40f8298 | 2006-10-25 11:21:05 +0200 | [diff] [blame] | 54 | if (posix_fallocate(f->fd, 0, f->file_size) < 0) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 55 | td_verror(td, errno, "posix_fallocate"); |
Jens Axboe | 40f8298 | 2006-10-25 11:21:05 +0200 | [diff] [blame] | 56 | goto err; |
| 57 | } |
| 58 | |
Jens Axboe | a00735e | 2006-11-03 08:58:08 +0100 | [diff] [blame] | 59 | b = malloc(td->max_bs[DDIR_WRITE]); |
| 60 | memset(b, 0, td->max_bs[DDIR_WRITE]); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 61 | |
| 62 | left = f->file_size; |
| 63 | while (left && !td->terminate) { |
Jens Axboe | a00735e | 2006-11-03 08:58:08 +0100 | [diff] [blame] | 64 | bs = td->max_bs[DDIR_WRITE]; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 65 | if (bs > left) |
| 66 | bs = left; |
| 67 | |
| 68 | r = write(f->fd, b, bs); |
| 69 | |
| 70 | if (r == (int) bs) { |
| 71 | left -= bs; |
| 72 | continue; |
| 73 | } else { |
| 74 | if (r < 0) |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 75 | td_verror(td, errno, "write"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 76 | else |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 77 | td_verror(td, EIO, "write"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 78 | |
| 79 | break; |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | if (td->terminate) |
| 84 | unlink(f->file_name); |
| 85 | else if (td->create_fsync) |
| 86 | fsync(f->fd); |
| 87 | |
| 88 | free(b); |
| 89 | close(f->fd); |
| 90 | f->fd = -1; |
| 91 | return 0; |
| 92 | err: |
| 93 | close(f->fd); |
| 94 | f->fd = -1; |
| 95 | return 1; |
| 96 | } |
| 97 | |
| 98 | static int create_files(struct thread_data *td) |
| 99 | { |
| 100 | struct fio_file *f; |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 101 | int i, err, need_create; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 102 | |
Jens Axboe | f697125 | 2006-11-15 10:00:31 +0100 | [diff] [blame] | 103 | for_each_file(td, f, i) |
| 104 | f->file_size = td->total_file_size / td->nr_files; |
| 105 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 106 | /* |
| 107 | * unless specifically asked for overwrite, let normal io extend it |
| 108 | */ |
Jens Axboe | f697125 | 2006-11-15 10:00:31 +0100 | [diff] [blame] | 109 | if (!td->overwrite) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 110 | return 0; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 111 | |
Jens Axboe | f102706 | 2006-10-20 10:14:01 +0200 | [diff] [blame] | 112 | need_create = 0; |
Jens Axboe | eff6861 | 2007-01-14 05:56:44 +0100 | [diff] [blame] | 113 | if (td->filetype == FIO_TYPE_FILE) { |
| 114 | for_each_file(td, f, i) { |
| 115 | int file_there = !file_ok(td, f); |
| 116 | |
Jens Axboe | 413dd45 | 2007-02-23 09:26:09 +0100 | [diff] [blame] | 117 | if (file_there && td_write(td) && !td->overwrite) { |
Jens Axboe | eff6861 | 2007-01-14 05:56:44 +0100 | [diff] [blame] | 118 | unlink(f->file_name); |
| 119 | file_there = 0; |
| 120 | } |
| 121 | |
| 122 | need_create += !file_there; |
| 123 | } |
| 124 | } |
Jens Axboe | f102706 | 2006-10-20 10:14:01 +0200 | [diff] [blame] | 125 | |
| 126 | if (!need_create) |
| 127 | return 0; |
| 128 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 129 | if (!td->total_file_size) { |
| 130 | log_err("Need size for create\n"); |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 131 | td_verror(td, EINVAL, "file_size"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 132 | return 1; |
| 133 | } |
| 134 | |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 135 | temp_stall_ts = 1; |
Jens Axboe | 1e97cce | 2006-12-05 11:44:16 +0100 | [diff] [blame] | 136 | fprintf(f_out, "%s: Laying out IO file(s) (%u x %LuMiB == %LuMiB)\n", |
Jens Axboe | 13f8e2d | 2006-10-24 09:29:45 +0200 | [diff] [blame] | 137 | td->name, td->nr_uniq_files, |
| 138 | (td->total_file_size >> 20) / td->nr_uniq_files, |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 139 | td->total_file_size >> 20); |
| 140 | |
| 141 | err = 0; |
| 142 | for_each_file(td, f, i) { |
Jens Axboe | 9b031dc | 2006-12-15 16:01:54 +0100 | [diff] [blame] | 143 | /* |
| 144 | * Only unlink files that we created. |
| 145 | */ |
| 146 | f->unlink = 0; |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 147 | if (file_ok(td, f)) { |
Jens Axboe | 9b031dc | 2006-12-15 16:01:54 +0100 | [diff] [blame] | 148 | f->unlink = td->unlink; |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 149 | err = create_file(td, f); |
| 150 | if (err) |
| 151 | break; |
| 152 | } |
| 153 | } |
| 154 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 155 | temp_stall_ts = 0; |
| 156 | return err; |
| 157 | } |
| 158 | |
| 159 | static int file_size(struct thread_data *td, struct fio_file *f) |
| 160 | { |
| 161 | struct stat st; |
| 162 | |
| 163 | if (td->overwrite) { |
| 164 | if (fstat(f->fd, &st) == -1) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 165 | td_verror(td, errno, "fstat"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 166 | return 1; |
| 167 | } |
| 168 | |
| 169 | f->real_file_size = st.st_size; |
| 170 | |
| 171 | if (!f->file_size || f->file_size > f->real_file_size) |
| 172 | f->file_size = f->real_file_size; |
Jens Axboe | 745508d | 2007-01-08 10:25:51 +0100 | [diff] [blame] | 173 | } else |
| 174 | f->real_file_size = f->file_size; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 175 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 176 | return 0; |
| 177 | } |
| 178 | |
| 179 | static int bdev_size(struct thread_data *td, struct fio_file *f) |
| 180 | { |
| 181 | unsigned long long bytes; |
| 182 | int r; |
| 183 | |
| 184 | r = blockdev_size(f->fd, &bytes); |
| 185 | if (r) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 186 | td_verror(td, r, "blockdev_size"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 187 | return 1; |
| 188 | } |
| 189 | |
| 190 | f->real_file_size = bytes; |
| 191 | |
| 192 | /* |
| 193 | * no extend possibilities, so limit size to device size if too large |
| 194 | */ |
| 195 | if (!f->file_size || f->file_size > f->real_file_size) |
| 196 | f->file_size = f->real_file_size; |
| 197 | |
| 198 | f->file_size -= f->file_offset; |
| 199 | return 0; |
| 200 | } |
| 201 | |
| 202 | static int get_file_size(struct thread_data *td, struct fio_file *f) |
| 203 | { |
| 204 | int ret = 0; |
| 205 | |
| 206 | if (td->filetype == FIO_TYPE_FILE) |
| 207 | ret = file_size(td, f); |
| 208 | else if (td->filetype == FIO_TYPE_BD) |
| 209 | ret = bdev_size(td, f); |
| 210 | else |
| 211 | f->real_file_size = -1; |
| 212 | |
| 213 | if (ret) |
| 214 | return ret; |
| 215 | |
| 216 | if (f->file_offset > f->real_file_size) { |
| 217 | log_err("%s: offset extends end (%Lu > %Lu)\n", td->name, f->file_offset, f->real_file_size); |
| 218 | return 1; |
| 219 | } |
| 220 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 221 | return 0; |
| 222 | } |
| 223 | |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 224 | int file_invalidate_cache(struct thread_data *td, struct fio_file *f) |
| 225 | { |
| 226 | int ret = 0; |
| 227 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 228 | if (!td->invalidate_cache) |
| 229 | return 0; |
Jens Axboe | da86ccb | 2007-03-08 12:49:37 +0100 | [diff] [blame] | 230 | if (td->odirect) |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 231 | return 0; |
| 232 | |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 233 | /* |
| 234 | * FIXME: add blockdev flushing too |
| 235 | */ |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 236 | if (f->mmap) |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 237 | ret = madvise(f->mmap, f->file_size, MADV_DONTNEED); |
Jens Axboe | ad2da60 | 2007-02-26 12:33:27 +0100 | [diff] [blame] | 238 | else if (td->filetype == FIO_TYPE_FILE) { |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 239 | ret = fadvise(f->fd, f->file_offset, f->file_size, POSIX_FADV_DONTNEED); |
Jens Axboe | ad2da60 | 2007-02-26 12:33:27 +0100 | [diff] [blame] | 240 | } else if (td->filetype == FIO_TYPE_BD) { |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 241 | ret = blockdev_invalidate_cache(f->fd); |
Jens Axboe | ad2da60 | 2007-02-26 12:33:27 +0100 | [diff] [blame] | 242 | } else if (td->filetype == FIO_TYPE_CHAR) |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 243 | ret = 0; |
| 244 | |
| 245 | if (ret < 0) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 246 | td_verror(td, errno, "invalidate_cache"); |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 247 | return 1; |
| 248 | } |
| 249 | |
Jens Axboe | ad2da60 | 2007-02-26 12:33:27 +0100 | [diff] [blame] | 250 | return ret; |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 251 | } |
| 252 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 253 | void 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] | 254 | { |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 255 | close(f->fd); |
| 256 | f->fd = -1; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 257 | } |
| 258 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 259 | int generic_open_file(struct thread_data *td, struct fio_file *f) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 260 | { |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 261 | int flags = 0; |
| 262 | |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 263 | if (td->odirect) |
| 264 | flags |= OS_O_DIRECT; |
| 265 | if (td->sync_io) |
| 266 | flags |= O_SYNC; |
Jens Axboe | 7abf833 | 2006-11-23 15:01:19 +0100 | [diff] [blame] | 267 | |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 268 | if (td_write(td) || td_rw(td)) { |
| 269 | flags |= O_RDWR; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 270 | |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 271 | if (td->filetype == FIO_TYPE_FILE) { |
| 272 | if (!td->overwrite) |
| 273 | flags |= O_TRUNC; |
Jens Axboe | 4d9345a | 2007-02-07 13:14:57 +0100 | [diff] [blame] | 274 | |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 275 | flags |= O_CREAT; |
Jens Axboe | 4d9345a | 2007-02-07 13:14:57 +0100 | [diff] [blame] | 276 | } |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 277 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 278 | f->fd = open(f->file_name, flags, 0600); |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 279 | } else { |
| 280 | if (td->filetype == FIO_TYPE_CHAR) |
| 281 | flags |= O_RDWR; |
| 282 | else |
| 283 | flags |= O_RDONLY; |
| 284 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 285 | f->fd = open(f->file_name, flags); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 286 | } |
| 287 | |
| 288 | if (f->fd == -1) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 289 | int __e = errno; |
| 290 | |
| 291 | td_verror(td, __e, "open"); |
| 292 | if (__e == EINVAL && td->odirect) |
Jens Axboe | 9d80e11 | 2007-02-22 19:37:53 +0100 | [diff] [blame] | 293 | log_err("fio: destination does not support O_DIRECT\n"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 294 | return 1; |
| 295 | } |
| 296 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 297 | if (get_file_size(td, f)) |
| 298 | goto err; |
| 299 | |
| 300 | if (file_invalidate_cache(td, f)) |
| 301 | goto err; |
| 302 | |
| 303 | if (!td_random(td)) { |
| 304 | if (fadvise(f->fd, f->file_offset, f->file_size, POSIX_FADV_SEQUENTIAL) < 0) { |
| 305 | td_verror(td, errno, "fadvise"); |
| 306 | goto err; |
| 307 | } |
| 308 | } else { |
| 309 | if (fadvise(f->fd, f->file_offset, f->file_size, POSIX_FADV_RANDOM) < 0) { |
| 310 | td_verror(td, errno, "fadvise"); |
| 311 | goto err; |
| 312 | } |
Jens Axboe | bdb4e2e | 2007-03-01 09:54:57 +0100 | [diff] [blame] | 313 | } |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 314 | |
| 315 | return 0; |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 316 | err: |
| 317 | close(f->fd); |
| 318 | return 1; |
| 319 | } |
| 320 | |
Jens Axboe | 21972cd | 2006-11-23 12:39:16 +0100 | [diff] [blame] | 321 | int open_files(struct thread_data *td) |
| 322 | { |
| 323 | struct fio_file *f; |
| 324 | int i, err = 0; |
| 325 | |
| 326 | for_each_file(td, f, i) { |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 327 | err = td_io_open_file(td, f); |
Jens Axboe | 21972cd | 2006-11-23 12:39:16 +0100 | [diff] [blame] | 328 | if (err) |
| 329 | break; |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 330 | |
| 331 | if (td->open_files == td->nr_open_files) |
| 332 | break; |
Jens Axboe | 21972cd | 2006-11-23 12:39:16 +0100 | [diff] [blame] | 333 | } |
| 334 | |
Jens Axboe | 7abf833 | 2006-11-23 15:01:19 +0100 | [diff] [blame] | 335 | if (!err) |
| 336 | return 0; |
| 337 | |
Jens Axboe | bdb4e2e | 2007-03-01 09:54:57 +0100 | [diff] [blame] | 338 | for_each_file(td, f, i) |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 339 | td_io_close_file(td, f); |
Jens Axboe | 7abf833 | 2006-11-23 15:01:19 +0100 | [diff] [blame] | 340 | |
Jens Axboe | 21972cd | 2006-11-23 12:39:16 +0100 | [diff] [blame] | 341 | return err; |
| 342 | } |
| 343 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 344 | int setup_files(struct thread_data *td) |
| 345 | { |
| 346 | struct fio_file *f; |
Jens Axboe | 21972cd | 2006-11-23 12:39:16 +0100 | [diff] [blame] | 347 | int err, i; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 348 | |
| 349 | /* |
| 350 | * if ioengine defines a setup() method, it's responsible for |
| 351 | * setting up everything in the td->files[] area. |
| 352 | */ |
| 353 | if (td->io_ops->setup) |
| 354 | return td->io_ops->setup(td); |
| 355 | |
| 356 | if (create_files(td)) |
| 357 | return 1; |
| 358 | |
Jens Axboe | 21972cd | 2006-11-23 12:39:16 +0100 | [diff] [blame] | 359 | err = open_files(td); |
Jens Axboe | f102706 | 2006-10-20 10:14:01 +0200 | [diff] [blame] | 360 | if (err) |
| 361 | return err; |
| 362 | |
Jens Axboe | 0a7eb12 | 2006-10-20 10:36:42 +0200 | [diff] [blame] | 363 | /* |
| 364 | * Recalculate the total file size now that files are set up. |
| 365 | */ |
| 366 | td->total_file_size = 0; |
| 367 | for_each_file(td, f, i) |
| 368 | td->total_file_size += f->file_size; |
| 369 | |
Jens Axboe | 0f14fef | 2007-03-08 13:08:24 +0100 | [diff] [blame] | 370 | td->total_file_size = (td->total_file_size * td->nr_files) / td->open_files; |
| 371 | |
Jens Axboe | f102706 | 2006-10-20 10:14:01 +0200 | [diff] [blame] | 372 | td->io_size = td->total_file_size; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 373 | if (td->io_size == 0) { |
| 374 | log_err("%s: no io blocks\n", td->name); |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 375 | td_verror(td, EINVAL, "total_file_size"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 376 | return 1; |
| 377 | } |
| 378 | |
| 379 | if (!td->zone_size) |
| 380 | td->zone_size = td->io_size; |
| 381 | |
| 382 | td->total_io_size = td->io_size * td->loops; |
| 383 | |
Jens Axboe | bdb4e2e | 2007-03-01 09:54:57 +0100 | [diff] [blame] | 384 | for_each_file(td, f, i) |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 385 | td_io_close_file(td, f); |
Jens Axboe | 21972cd | 2006-11-23 12:39:16 +0100 | [diff] [blame] | 386 | |
| 387 | return err; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 388 | } |
| 389 | |
| 390 | void close_files(struct thread_data *td) |
| 391 | { |
Jens Axboe | 0ab8db8 | 2006-10-18 17:16:23 +0200 | [diff] [blame] | 392 | struct fio_file *f; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 393 | int i; |
| 394 | |
Jens Axboe | 0ab8db8 | 2006-10-18 17:16:23 +0200 | [diff] [blame] | 395 | for_each_file(td, f, i) { |
Jens Axboe | 9b031dc | 2006-12-15 16:01:54 +0100 | [diff] [blame] | 396 | if (!td->filename && f->unlink && |
Jens Axboe | 02bcaa8 | 2006-11-24 10:42:00 +0100 | [diff] [blame] | 397 | td->filetype == FIO_TYPE_FILE) { |
Jens Axboe | 132ad46 | 2006-11-23 12:23:12 +0100 | [diff] [blame] | 398 | unlink(f->file_name); |
| 399 | free(f->file_name); |
| 400 | f->file_name = NULL; |
| 401 | } |
Jens Axboe | bdb4e2e | 2007-03-01 09:54:57 +0100 | [diff] [blame] | 402 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 403 | td_io_close_file(td, f); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 404 | } |
Jens Axboe | b4a6a59 | 2006-10-20 13:54:47 +0200 | [diff] [blame] | 405 | |
Jens Axboe | 132ad46 | 2006-11-23 12:23:12 +0100 | [diff] [blame] | 406 | td->filename = NULL; |
Jens Axboe | b4a6a59 | 2006-10-20 13:54:47 +0200 | [diff] [blame] | 407 | free(td->files); |
| 408 | td->files = NULL; |
| 409 | td->nr_files = 0; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 410 | } |