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" |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 14 | #include "options.h" |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 15 | #include "os/os.h" |
Jens Axboe | 2316296 | 2012-11-07 19:47:47 +0100 | [diff] [blame] | 16 | #include "hash.h" |
Jens Axboe | 7ebd796 | 2012-11-28 21:24:46 +0100 | [diff] [blame] | 17 | #include "lib/axmap.h" |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 18 | |
Jens Axboe | 97ac992 | 2013-01-24 15:00:25 -0700 | [diff] [blame] | 19 | #ifdef CONFIG_LINUX_FALLOCATE |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 20 | #include <linux/falloc.h> |
| 21 | #endif |
| 22 | |
Jens Axboe | 7172cfe | 2007-07-23 14:36:00 +0200 | [diff] [blame] | 23 | static int root_warn; |
| 24 | |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 25 | static FLIST_HEAD(filename_list); |
| 26 | |
Jens Axboe | c592b9f | 2009-06-03 09:29:28 +0200 | [diff] [blame] | 27 | static inline void clear_error(struct thread_data *td) |
| 28 | { |
| 29 | td->error = 0; |
| 30 | td->verror[0] = '\0'; |
| 31 | } |
| 32 | |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 33 | /* |
| 34 | * Leaves f->fd open on success, caller must close |
| 35 | */ |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 36 | static int extend_file(struct thread_data *td, struct fio_file *f) |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 37 | { |
Jens Axboe | ea44365 | 2007-03-29 14:52:13 +0200 | [diff] [blame] | 38 | int r, new_layout = 0, unlink_file = 0, flags; |
Jens Axboe | 25205e9 | 2006-10-19 20:50:14 +0200 | [diff] [blame] | 39 | unsigned long long left; |
| 40 | unsigned int bs; |
Jens Axboe | f3e1eb2 | 2014-04-11 11:28:54 -0600 | [diff] [blame] | 41 | char *b = NULL; |
Jens Axboe | b2a1519 | 2006-10-18 14:10:42 +0200 | [diff] [blame] | 42 | |
Jens Axboe | 4241ea8 | 2007-09-12 08:18:36 +0200 | [diff] [blame] | 43 | if (read_only) { |
| 44 | log_err("fio: refusing extend of file due to read-only\n"); |
| 45 | return 0; |
| 46 | } |
| 47 | |
Jens Axboe | 507a702 | 2007-03-27 15:52:46 +0200 | [diff] [blame] | 48 | /* |
| 49 | * check if we need to lay the file out complete again. fio |
| 50 | * does that for operations involving reads, or for writes |
| 51 | * where overwrite is set |
| 52 | */ |
Jens Axboe | 1417dae | 2014-03-20 09:33:13 -0600 | [diff] [blame] | 53 | if (td_read(td) || |
| 54 | (td_write(td) && td->o.overwrite && !td->o.file_append) || |
Jens Axboe | ffdfabd | 2008-03-26 09:18:14 +0100 | [diff] [blame] | 55 | (td_write(td) && td->io_ops->flags & FIO_NOEXTEND)) |
Jens Axboe | 507a702 | 2007-03-27 15:52:46 +0200 | [diff] [blame] | 56 | new_layout = 1; |
Jens Axboe | 1417dae | 2014-03-20 09:33:13 -0600 | [diff] [blame] | 57 | if (td_write(td) && !td->o.overwrite && !td->o.file_append) |
Jens Axboe | ea44365 | 2007-03-29 14:52:13 +0200 | [diff] [blame] | 58 | unlink_file = 1; |
Jens Axboe | 507a702 | 2007-03-27 15:52:46 +0200 | [diff] [blame] | 59 | |
Jens Axboe | 6ae1f57 | 2008-02-21 10:20:00 +0100 | [diff] [blame] | 60 | if (unlink_file || new_layout) { |
Jens Axboe | bd199f2 | 2008-03-26 09:57:18 +0100 | [diff] [blame] | 61 | dprint(FD_FILE, "layout unlink %s\n", f->file_name); |
Zhang, Yanmin | 982016d | 2008-02-26 15:35:52 +0100 | [diff] [blame] | 62 | if ((unlink(f->file_name) < 0) && (errno != ENOENT)) { |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 63 | td_verror(td, errno, "unlink"); |
| 64 | return 1; |
| 65 | } |
| 66 | } |
| 67 | |
Jens Axboe | 507a702 | 2007-03-27 15:52:46 +0200 | [diff] [blame] | 68 | flags = O_WRONLY | O_CREAT; |
| 69 | if (new_layout) |
| 70 | flags |= O_TRUNC; |
| 71 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 72 | 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] | 73 | f->fd = open(f->file_name, flags, 0644); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 74 | if (f->fd < 0) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 75 | td_verror(td, errno, "open"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 76 | return 1; |
| 77 | } |
| 78 | |
Jens Axboe | 97ac992 | 2013-01-24 15:00:25 -0700 | [diff] [blame] | 79 | #ifdef CONFIG_POSIX_FALLOCATE |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 80 | if (!td->o.fill_device) { |
| 81 | switch (td->o.fallocate_mode) { |
| 82 | case FIO_FALLOCATE_NONE: |
| 83 | break; |
| 84 | case FIO_FALLOCATE_POSIX: |
| 85 | dprint(FD_FILE, "posix_fallocate file %s size %llu\n", |
Jens Axboe | 4b91ee8 | 2013-02-25 10:18:33 +0100 | [diff] [blame] | 86 | f->file_name, |
| 87 | (unsigned long long) f->real_file_size); |
Jens Axboe | 7bc8c2c | 2010-01-28 11:31:31 +0100 | [diff] [blame] | 88 | |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 89 | r = posix_fallocate(f->fd, 0, f->real_file_size); |
| 90 | if (r > 0) { |
| 91 | log_err("fio: posix_fallocate fails: %s\n", |
| 92 | strerror(r)); |
| 93 | } |
| 94 | break; |
Jens Axboe | 97ac992 | 2013-01-24 15:00:25 -0700 | [diff] [blame] | 95 | #ifdef CONFIG_LINUX_FALLOCATE |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 96 | case FIO_FALLOCATE_KEEP_SIZE: |
| 97 | dprint(FD_FILE, |
| 98 | "fallocate(FALLOC_FL_KEEP_SIZE) " |
Jens Axboe | 4b91ee8 | 2013-02-25 10:18:33 +0100 | [diff] [blame] | 99 | "file %s size %llu\n", f->file_name, |
| 100 | (unsigned long long) f->real_file_size); |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 101 | |
| 102 | r = fallocate(f->fd, FALLOC_FL_KEEP_SIZE, 0, |
| 103 | f->real_file_size); |
Jens Axboe | 888677a | 2013-04-10 22:19:46 +0200 | [diff] [blame] | 104 | if (r != 0) |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 105 | td_verror(td, errno, "fallocate"); |
Jens Axboe | 888677a | 2013-04-10 22:19:46 +0200 | [diff] [blame] | 106 | |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 107 | break; |
Jens Axboe | 97ac992 | 2013-01-24 15:00:25 -0700 | [diff] [blame] | 108 | #endif /* CONFIG_LINUX_FALLOCATE */ |
Eric Gouriou | a596f04 | 2011-06-17 09:11:45 +0200 | [diff] [blame] | 109 | default: |
| 110 | log_err("fio: unknown fallocate mode: %d\n", |
| 111 | td->o.fallocate_mode); |
| 112 | assert(0); |
Jens Axboe | 7bc8c2c | 2010-01-28 11:31:31 +0100 | [diff] [blame] | 113 | } |
| 114 | } |
Jens Axboe | 97ac992 | 2013-01-24 15:00:25 -0700 | [diff] [blame] | 115 | #endif /* CONFIG_POSIX_FALLOCATE */ |
Bruce Cran | 9b83656 | 2011-01-08 19:49:54 +0100 | [diff] [blame] | 116 | |
Shawn Lewis | fc74ac1 | 2008-01-11 09:45:11 +0100 | [diff] [blame] | 117 | if (!new_layout) |
| 118 | goto done; |
| 119 | |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 120 | /* |
| 121 | * The size will be -1ULL when fill_device is used, so don't truncate |
| 122 | * or fallocate this file, just write it |
| 123 | */ |
| 124 | if (!td->o.fill_device) { |
| 125 | dprint(FD_FILE, "truncate file %s, size %llu\n", f->file_name, |
Jens Axboe | 4b91ee8 | 2013-02-25 10:18:33 +0100 | [diff] [blame] | 126 | (unsigned long long) f->real_file_size); |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 127 | if (ftruncate(f->fd, f->real_file_size) == -1) { |
John | 3cd4c66 | 2013-12-29 19:20:35 -0700 | [diff] [blame] | 128 | if (errno != EFBIG) { |
| 129 | td_verror(td, errno, "ftruncate"); |
| 130 | goto err; |
| 131 | } |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 132 | } |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 133 | } |
Jens Axboe | 40f8298 | 2006-10-25 11:21:05 +0200 | [diff] [blame] | 134 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 135 | b = malloc(td->o.max_bs[DDIR_WRITE]); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 136 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 137 | left = f->real_file_size; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 138 | while (left && !td->terminate) { |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 139 | bs = td->o.max_bs[DDIR_WRITE]; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 140 | if (bs > left) |
| 141 | bs = left; |
| 142 | |
Jens Axboe | cc86c39 | 2013-05-03 15:12:33 +0200 | [diff] [blame] | 143 | fill_io_buffer(td, b, bs, bs); |
| 144 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 145 | r = write(f->fd, b, bs); |
| 146 | |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 147 | if (r > 0) { |
| 148 | left -= r; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 149 | continue; |
| 150 | } else { |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 151 | if (r < 0) { |
| 152 | int __e = errno; |
| 153 | |
| 154 | if (__e == ENOSPC) { |
| 155 | if (td->o.fill_device) |
| 156 | break; |
| 157 | log_info("fio: ENOSPC on laying out " |
| 158 | "file, stopping\n"); |
| 159 | break; |
| 160 | } |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 161 | td_verror(td, errno, "write"); |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 162 | } else |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 163 | td_verror(td, EIO, "write"); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 164 | |
| 165 | break; |
| 166 | } |
| 167 | } |
| 168 | |
Jens Axboe | ffdfabd | 2008-03-26 09:18:14 +0100 | [diff] [blame] | 169 | if (td->terminate) { |
| 170 | dprint(FD_FILE, "terminate unlink %s\n", f->file_name); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 171 | unlink(f->file_name); |
Jens Axboe | ffdfabd | 2008-03-26 09:18:14 +0100 | [diff] [blame] | 172 | } else if (td->o.create_fsync) { |
Jens Axboe | 98e1ac4 | 2008-03-06 11:56:48 +0100 | [diff] [blame] | 173 | if (fsync(f->fd) < 0) { |
| 174 | td_verror(td, errno, "fsync"); |
| 175 | goto err; |
| 176 | } |
| 177 | } |
Jens Axboe | 0d1cd20 | 2009-06-05 22:11:52 +0200 | [diff] [blame] | 178 | if (td->o.fill_device && !td_write(td)) { |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 179 | fio_file_clear_size_known(f); |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 180 | if (td_io_get_file_size(td, f)) |
| 181 | goto err; |
| 182 | if (f->io_size > f->real_file_size) |
| 183 | f->io_size = f->real_file_size; |
| 184 | } |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 185 | |
| 186 | free(b); |
Jens Axboe | 507a702 | 2007-03-27 15:52:46 +0200 | [diff] [blame] | 187 | done: |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 188 | return 0; |
| 189 | err: |
| 190 | close(f->fd); |
| 191 | f->fd = -1; |
Jens Axboe | f3e1eb2 | 2014-04-11 11:28:54 -0600 | [diff] [blame] | 192 | if (b) |
| 193 | free(b); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 194 | return 1; |
| 195 | } |
| 196 | |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 197 | static int pre_read_file(struct thread_data *td, struct fio_file *f) |
| 198 | { |
Jens Axboe | ef799a6 | 2014-04-01 17:01:30 -0600 | [diff] [blame] | 199 | int ret = 0, r, did_open = 0, old_runstate; |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 200 | unsigned long long left; |
| 201 | unsigned int bs; |
| 202 | char *b; |
| 203 | |
Jens Axboe | 9c0d224 | 2009-07-01 12:26:28 +0200 | [diff] [blame] | 204 | if (td->io_ops->flags & FIO_PIPEIO) |
| 205 | return 0; |
| 206 | |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 207 | if (!fio_file_open(f)) { |
Jens Axboe | b0f6586 | 2009-05-20 11:52:15 +0200 | [diff] [blame] | 208 | if (td->io_ops->open_file(td, f)) { |
| 209 | log_err("fio: cannot pre-read, failed to open file\n"); |
| 210 | return 1; |
| 211 | } |
| 212 | did_open = 1; |
| 213 | } |
| 214 | |
Jens Axboe | 8edd973 | 2014-03-01 08:24:03 -0700 | [diff] [blame] | 215 | old_runstate = td_bump_runstate(td, TD_PRE_READING); |
Jens Axboe | b0f6586 | 2009-05-20 11:52:15 +0200 | [diff] [blame] | 216 | |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 217 | bs = td->o.max_bs[DDIR_READ]; |
| 218 | b = malloc(bs); |
| 219 | memset(b, 0, bs); |
| 220 | |
Jens Axboe | ef799a6 | 2014-04-01 17:01:30 -0600 | [diff] [blame] | 221 | if (lseek(f->fd, f->file_offset, SEEK_SET) < 0) { |
| 222 | td_verror(td, errno, "lseek"); |
| 223 | log_err("fio: failed to lseek pre-read file\n"); |
| 224 | ret = 1; |
| 225 | goto error; |
| 226 | } |
| 227 | |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 228 | left = f->io_size; |
| 229 | |
| 230 | while (left && !td->terminate) { |
| 231 | if (bs > left) |
| 232 | bs = left; |
| 233 | |
| 234 | r = read(f->fd, b, bs); |
| 235 | |
| 236 | if (r == (int) bs) { |
| 237 | left -= bs; |
| 238 | continue; |
| 239 | } else { |
| 240 | td_verror(td, EIO, "pre_read"); |
| 241 | break; |
| 242 | } |
| 243 | } |
| 244 | |
Jens Axboe | ef799a6 | 2014-04-01 17:01:30 -0600 | [diff] [blame] | 245 | error: |
Jens Axboe | 8edd973 | 2014-03-01 08:24:03 -0700 | [diff] [blame] | 246 | td_restore_runstate(td, old_runstate); |
Jens Axboe | b0f6586 | 2009-05-20 11:52:15 +0200 | [diff] [blame] | 247 | |
| 248 | if (did_open) |
| 249 | td->io_ops->close_file(td, f); |
Jens Axboe | ef799a6 | 2014-04-01 17:01:30 -0600 | [diff] [blame] | 250 | |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 251 | free(b); |
Jens Axboe | ef799a6 | 2014-04-01 17:01:30 -0600 | [diff] [blame] | 252 | return ret; |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 253 | } |
| 254 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 255 | static unsigned long long get_rand_file_size(struct thread_data *td) |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 256 | { |
Jens Axboe | dc873b6 | 2008-06-04 20:13:04 +0200 | [diff] [blame] | 257 | unsigned long long ret, sized; |
Jens Axboe | 1294c3e | 2011-05-11 08:15:18 +0200 | [diff] [blame] | 258 | unsigned long r; |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 259 | |
Jens Axboe | 4c07ad8 | 2011-03-28 09:51:09 +0200 | [diff] [blame] | 260 | if (td->o.use_os_rand) { |
| 261 | r = os_random_long(&td->file_size_state); |
| 262 | sized = td->o.file_size_high - td->o.file_size_low; |
| 263 | ret = (unsigned long long) ((double) sized * (r / (OS_RAND_MAX + 1.0))); |
| 264 | } else { |
| 265 | r = __rand(&td->__file_size_state); |
| 266 | sized = td->o.file_size_high - td->o.file_size_low; |
| 267 | ret = (unsigned long long) ((double) sized * (r / (FRAND_MAX + 1.0))); |
| 268 | } |
| 269 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 270 | ret += td->o.file_size_low; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 271 | ret -= (ret % td->o.rw_min_bs); |
Jens Axboe | 9c60ce6 | 2007-03-15 09:14:47 +0100 | [diff] [blame] | 272 | return ret; |
| 273 | } |
| 274 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 275 | static int file_size(struct thread_data *td, struct fio_file *f) |
| 276 | { |
| 277 | struct stat st; |
| 278 | |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 279 | if (stat(f->file_name, &st) == -1) { |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 280 | td_verror(td, errno, "fstat"); |
| 281 | return 1; |
| 282 | } |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 283 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 284 | f->real_file_size = st.st_size; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 285 | return 0; |
| 286 | } |
| 287 | |
| 288 | static int bdev_size(struct thread_data *td, struct fio_file *f) |
| 289 | { |
Bruce Cran | 9b83656 | 2011-01-08 19:49:54 +0100 | [diff] [blame] | 290 | unsigned long long bytes = 0; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 291 | int r; |
| 292 | |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 293 | if (td->io_ops->open_file(td, f)) { |
| 294 | log_err("fio: failed opening blockdev %s for size check\n", |
| 295 | f->file_name); |
| 296 | return 1; |
| 297 | } |
| 298 | |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 299 | r = blockdev_size(f, &bytes); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 300 | if (r) { |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 301 | td_verror(td, r, "blockdev_size"); |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 302 | goto err; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 303 | } |
| 304 | |
Jens Axboe | 7ab077a | 2009-02-02 15:07:37 +0100 | [diff] [blame] | 305 | if (!bytes) { |
| 306 | log_err("%s: zero sized block device?\n", f->file_name); |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 307 | goto err; |
Jens Axboe | 7ab077a | 2009-02-02 15:07:37 +0100 | [diff] [blame] | 308 | } |
| 309 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 310 | f->real_file_size = bytes; |
Jens Axboe | 22a57ba | 2009-06-09 14:34:35 +0200 | [diff] [blame] | 311 | td->io_ops->close_file(td, f); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 312 | return 0; |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 313 | err: |
| 314 | td->io_ops->close_file(td, f); |
| 315 | return 1; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 316 | } |
| 317 | |
Jens Axboe | 4ccdccd | 2010-06-24 10:27:22 +0200 | [diff] [blame] | 318 | static int char_size(struct thread_data *td, struct fio_file *f) |
| 319 | { |
| 320 | #ifdef FIO_HAVE_CHARDEV_SIZE |
Bruce Cran | 9b83656 | 2011-01-08 19:49:54 +0100 | [diff] [blame] | 321 | unsigned long long bytes = 0; |
Jens Axboe | 4ccdccd | 2010-06-24 10:27:22 +0200 | [diff] [blame] | 322 | int r; |
| 323 | |
| 324 | if (td->io_ops->open_file(td, f)) { |
| 325 | log_err("fio: failed opening blockdev %s for size check\n", |
| 326 | f->file_name); |
| 327 | return 1; |
| 328 | } |
| 329 | |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 330 | r = chardev_size(f, &bytes); |
Jens Axboe | 4ccdccd | 2010-06-24 10:27:22 +0200 | [diff] [blame] | 331 | if (r) { |
| 332 | td_verror(td, r, "chardev_size"); |
| 333 | goto err; |
| 334 | } |
| 335 | |
| 336 | if (!bytes) { |
| 337 | log_err("%s: zero sized char device?\n", f->file_name); |
| 338 | goto err; |
| 339 | } |
| 340 | |
| 341 | f->real_file_size = bytes; |
| 342 | td->io_ops->close_file(td, f); |
| 343 | return 0; |
| 344 | err: |
| 345 | td->io_ops->close_file(td, f); |
| 346 | return 1; |
| 347 | #else |
| 348 | f->real_file_size = -1ULL; |
| 349 | return 0; |
| 350 | #endif |
| 351 | } |
| 352 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 353 | static int get_file_size(struct thread_data *td, struct fio_file *f) |
| 354 | { |
| 355 | int ret = 0; |
| 356 | |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 357 | if (fio_file_size_known(f)) |
Jens Axboe | 409b341 | 2007-03-28 09:57:01 +0200 | [diff] [blame] | 358 | return 0; |
| 359 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 360 | if (f->filetype == FIO_TYPE_FILE) |
| 361 | ret = file_size(td, f); |
| 362 | else if (f->filetype == FIO_TYPE_BD) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 363 | ret = bdev_size(td, f); |
Jens Axboe | 4ccdccd | 2010-06-24 10:27:22 +0200 | [diff] [blame] | 364 | else if (f->filetype == FIO_TYPE_CHAR) |
| 365 | ret = char_size(td, f); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 366 | else |
| 367 | f->real_file_size = -1; |
| 368 | |
| 369 | if (ret) |
| 370 | return ret; |
| 371 | |
| 372 | if (f->file_offset > f->real_file_size) { |
Bruce Cran | 0f2152c | 2010-12-15 10:33:03 +0100 | [diff] [blame] | 373 | log_err("%s: offset extends end (%llu > %llu)\n", td->o.name, |
Jens Axboe | 4e0a8fa | 2013-04-15 11:40:57 +0200 | [diff] [blame] | 374 | (unsigned long long) f->file_offset, |
| 375 | (unsigned long long) f->real_file_size); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 376 | return 1; |
| 377 | } |
| 378 | |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 379 | fio_file_set_size_known(f); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 380 | return 0; |
| 381 | } |
| 382 | |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 383 | static int __file_invalidate_cache(struct thread_data *td, struct fio_file *f, |
| 384 | unsigned long long off, |
| 385 | unsigned long long len) |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 386 | { |
| 387 | int ret = 0; |
| 388 | |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 389 | if (len == -1ULL) |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 390 | len = f->io_size; |
| 391 | if (off == -1ULL) |
| 392 | off = f->file_offset; |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 393 | |
Jens Axboe | 0d1cd20 | 2009-06-05 22:11:52 +0200 | [diff] [blame] | 394 | if (len == -1ULL || off == -1ULL) |
| 395 | return 0; |
| 396 | |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 397 | dprint(FD_IO, "invalidate cache %s: %llu/%llu\n", f->file_name, off, |
| 398 | len); |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 399 | |
Jens Axboe | a1c5807 | 2009-08-04 23:17:02 +0200 | [diff] [blame] | 400 | if (f->mmap_ptr) { |
Bruce Cran | 03e20d6 | 2011-01-02 20:14:54 +0100 | [diff] [blame] | 401 | ret = posix_madvise(f->mmap_ptr, f->mmap_sz, POSIX_MADV_DONTNEED); |
Jens Axboe | a1c5807 | 2009-08-04 23:17:02 +0200 | [diff] [blame] | 402 | #ifdef FIO_MADV_FREE |
Jens Axboe | 3e10fb8 | 2013-08-09 14:31:06 -0600 | [diff] [blame] | 403 | if (f->filetype == FIO_TYPE_BD) |
| 404 | (void) posix_madvise(f->mmap_ptr, f->mmap_sz, FIO_MADV_FREE); |
Jens Axboe | a1c5807 | 2009-08-04 23:17:02 +0200 | [diff] [blame] | 405 | #endif |
| 406 | } else if (f->filetype == FIO_TYPE_FILE) { |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 407 | ret = posix_fadvise(f->fd, off, len, POSIX_FADV_DONTNEED); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 408 | } else if (f->filetype == FIO_TYPE_BD) { |
Bruce Cran | ecc314b | 2011-01-04 10:59:30 +0100 | [diff] [blame] | 409 | ret = blockdev_invalidate_cache(f); |
Jens Axboe | 7e0e25c | 2007-03-27 12:49:56 +0200 | [diff] [blame] | 410 | if (ret < 0 && errno == EACCES && geteuid()) { |
Jens Axboe | 7172cfe | 2007-07-23 14:36:00 +0200 | [diff] [blame] | 411 | if (!root_warn) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 412 | log_err("fio: only root may flush block " |
| 413 | "devices. Cache flush bypassed!\n"); |
Jens Axboe | 7172cfe | 2007-07-23 14:36:00 +0200 | [diff] [blame] | 414 | root_warn = 1; |
| 415 | } |
Jens Axboe | 7e0e25c | 2007-03-27 12:49:56 +0200 | [diff] [blame] | 416 | ret = 0; |
| 417 | } |
Jens Axboe | b5605e9 | 2007-04-16 20:42:33 +0200 | [diff] [blame] | 418 | } else if (f->filetype == FIO_TYPE_CHAR || f->filetype == FIO_TYPE_PIPE) |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 419 | ret = 0; |
| 420 | |
Jens Axboe | dfe11fd | 2014-04-10 08:59:43 -0600 | [diff] [blame] | 421 | /* |
| 422 | * Cache flushing isn't a fatal condition, and we know it will |
| 423 | * happen on some platforms where we don't have the proper |
| 424 | * function to flush eg block device caches. So just warn and |
| 425 | * continue on our way. |
| 426 | */ |
| 427 | if (ret) { |
| 428 | log_info("fio: cache invalidation of %s failed: %s\n", f->file_name, strerror(errno)); |
| 429 | ret = 0; |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 430 | } |
| 431 | |
Jens Axboe | dfe11fd | 2014-04-10 08:59:43 -0600 | [diff] [blame] | 432 | return 0; |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 433 | |
| 434 | } |
| 435 | |
| 436 | int file_invalidate_cache(struct thread_data *td, struct fio_file *f) |
| 437 | { |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 438 | if (!fio_file_open(f)) |
Jens Axboe | a5fb461 | 2008-05-28 10:54:01 +0200 | [diff] [blame] | 439 | return 0; |
| 440 | |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 441 | return __file_invalidate_cache(td, f, -1ULL, -1ULL); |
Jens Axboe | e5b401d | 2006-10-18 16:03:40 +0200 | [diff] [blame] | 442 | } |
| 443 | |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 444 | 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] | 445 | { |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 446 | int ret = 0; |
| 447 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 448 | dprint(FD_FILE, "fd close %s\n", f->file_name); |
Jens Axboe | 4906e0b | 2008-03-01 18:59:51 +0100 | [diff] [blame] | 449 | |
| 450 | remove_file_hash(f); |
| 451 | |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 452 | if (close(f->fd) < 0) |
| 453 | ret = errno; |
| 454 | |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 455 | f->fd = -1; |
Jens Axboe | e6c4d73 | 2012-12-12 08:16:27 +0100 | [diff] [blame] | 456 | |
| 457 | if (f->shadow_fd != -1) { |
| 458 | close(f->shadow_fd); |
| 459 | f->shadow_fd = -1; |
| 460 | } |
| 461 | |
Juan Casse | 57e54e0 | 2013-09-20 09:20:52 -0600 | [diff] [blame] | 462 | f->engine_data = 0; |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 463 | return ret; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 464 | } |
| 465 | |
Dmitry Monakhov | 1ccc6dc | 2012-09-19 23:22:53 +0400 | [diff] [blame] | 466 | int file_lookup_open(struct fio_file *f, int flags) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 467 | { |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 468 | struct fio_file *__f; |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 469 | int from_hash; |
| 470 | |
| 471 | __f = lookup_file_hash(f->file_name); |
| 472 | if (__f) { |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 473 | dprint(FD_FILE, "found file in hash %s\n", f->file_name); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 474 | /* |
| 475 | * racy, need the __f->lock locked |
| 476 | */ |
| 477 | f->lock = __f->lock; |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 478 | from_hash = 1; |
| 479 | } else { |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 480 | 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] | 481 | from_hash = 0; |
| 482 | } |
| 483 | |
Jens Axboe | e8670ef | 2008-03-06 12:06:30 +0100 | [diff] [blame] | 484 | f->fd = open(f->file_name, flags, 0600); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 485 | return from_hash; |
| 486 | } |
| 487 | |
Jens Axboe | e6c4d73 | 2012-12-12 08:16:27 +0100 | [diff] [blame] | 488 | static int file_close_shadow_fds(struct thread_data *td) |
| 489 | { |
| 490 | struct fio_file *f; |
| 491 | int num_closed = 0; |
| 492 | unsigned int i; |
| 493 | |
| 494 | for_each_file(td, f, i) { |
| 495 | if (f->shadow_fd == -1) |
| 496 | continue; |
| 497 | |
| 498 | close(f->shadow_fd); |
| 499 | f->shadow_fd = -1; |
| 500 | num_closed++; |
| 501 | } |
| 502 | |
| 503 | return num_closed; |
| 504 | } |
| 505 | |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 506 | int generic_open_file(struct thread_data *td, struct fio_file *f) |
| 507 | { |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 508 | int is_std = 0; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 509 | int flags = 0; |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 510 | int from_hash = 0; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 511 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 512 | dprint(FD_FILE, "fd open %s\n", f->file_name); |
| 513 | |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 514 | if (td_trim(td) && f->filetype != FIO_TYPE_BD) { |
| 515 | log_err("fio: trim only applies to block device\n"); |
| 516 | return 1; |
| 517 | } |
| 518 | |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 519 | if (!strcmp(f->file_name, "-")) { |
| 520 | if (td_rw(td)) { |
| 521 | log_err("fio: can't read/write to stdin/out\n"); |
| 522 | return 1; |
| 523 | } |
| 524 | is_std = 1; |
Jens Axboe | ce98fa6 | 2007-04-17 13:27:32 +0200 | [diff] [blame] | 525 | |
| 526 | /* |
| 527 | * move output logging to stderr, if we are writing to stdout |
| 528 | */ |
| 529 | if (td_write(td)) |
| 530 | f_out = stderr; |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 531 | } |
| 532 | |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 533 | if (td_trim(td)) |
| 534 | goto skip_flags; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 535 | if (td->o.odirect) |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 536 | flags |= OS_O_DIRECT; |
Chris Mason | d01612f | 2013-11-15 15:52:58 -0700 | [diff] [blame] | 537 | if (td->o.oatomic) { |
| 538 | if (!FIO_O_ATOMIC) { |
| 539 | td_verror(td, EINVAL, "OS does not support atomic IO"); |
| 540 | return 1; |
| 541 | } |
| 542 | flags |= OS_O_DIRECT | FIO_O_ATOMIC; |
| 543 | } |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 544 | if (td->o.sync_io) |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 545 | flags |= O_SYNC; |
Jens Axboe | 814452b | 2009-03-04 12:53:13 +0100 | [diff] [blame] | 546 | if (td->o.create_on_open) |
| 547 | flags |= O_CREAT; |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 548 | skip_flags: |
| 549 | if (f->filetype != FIO_TYPE_FILE) |
| 550 | flags |= FIO_O_NOATIME; |
Jens Axboe | 7abf833 | 2006-11-23 15:01:19 +0100 | [diff] [blame] | 551 | |
Aaron Carroll | 056f345 | 2007-11-26 09:08:53 +0100 | [diff] [blame] | 552 | open_again: |
Jens Axboe | 660a1cb | 2007-04-17 15:37:47 +0200 | [diff] [blame] | 553 | if (td_write(td)) { |
Jens Axboe | 1730815 | 2008-03-07 13:42:31 +0100 | [diff] [blame] | 554 | if (!read_only) |
| 555 | flags |= O_RDWR; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 556 | |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 557 | if (f->filetype == FIO_TYPE_FILE) |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 558 | flags |= O_CREAT; |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 559 | |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 560 | if (is_std) |
| 561 | f->fd = dup(STDOUT_FILENO); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 562 | else |
| 563 | from_hash = file_lookup_open(f, flags); |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 564 | } else if (td_read(td)) { |
Jens Axboe | 4241ea8 | 2007-09-12 08:18:36 +0200 | [diff] [blame] | 565 | if (f->filetype == FIO_TYPE_CHAR && !read_only) |
Jens Axboe | 2fd233b | 2007-03-02 08:44:25 +0100 | [diff] [blame] | 566 | flags |= O_RDWR; |
| 567 | else |
| 568 | flags |= O_RDONLY; |
| 569 | |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 570 | if (is_std) |
| 571 | f->fd = dup(STDIN_FILENO); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 572 | else |
| 573 | from_hash = file_lookup_open(f, flags); |
Shaohua Li | 6eaf09d | 2012-09-14 08:49:43 +0200 | [diff] [blame] | 574 | } else { //td trim |
| 575 | flags |= O_RDWR; |
| 576 | from_hash = file_lookup_open(f, flags); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 577 | } |
| 578 | |
| 579 | if (f->fd == -1) { |
Jens Axboe | e4e3325 | 2007-03-21 13:07:54 +0100 | [diff] [blame] | 580 | char buf[FIO_VERROR_SIZE]; |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 581 | int __e = errno; |
| 582 | |
Jens Axboe | 835d9b9 | 2009-06-09 15:23:38 +0200 | [diff] [blame] | 583 | if (__e == EPERM && (flags & FIO_O_NOATIME)) { |
Jens Axboe | 5921e80 | 2008-05-30 15:02:38 +0200 | [diff] [blame] | 584 | flags &= ~FIO_O_NOATIME; |
Aaron Carroll | 056f345 | 2007-11-26 09:08:53 +0100 | [diff] [blame] | 585 | goto open_again; |
| 586 | } |
Jens Axboe | e6c4d73 | 2012-12-12 08:16:27 +0100 | [diff] [blame] | 587 | if (__e == EMFILE && file_close_shadow_fds(td)) |
| 588 | goto open_again; |
Aaron Carroll | 056f345 | 2007-11-26 09:08:53 +0100 | [diff] [blame] | 589 | |
Ken Raeburn | 98ffb8f | 2013-01-30 22:31:09 +0100 | [diff] [blame] | 590 | snprintf(buf, sizeof(buf), "open(%s)", f->file_name); |
Jens Axboe | e4e3325 | 2007-03-21 13:07:54 +0100 | [diff] [blame] | 591 | |
Jens Axboe | a93c5f0 | 2012-06-11 08:53:53 +0200 | [diff] [blame] | 592 | if (__e == EINVAL && (flags & OS_O_DIRECT)) { |
| 593 | log_err("fio: looks like your file system does not " \ |
| 594 | "support direct=1/buffered=0\n"); |
| 595 | } |
| 596 | |
Jens Axboe | e4e3325 | 2007-03-21 13:07:54 +0100 | [diff] [blame] | 597 | td_verror(td, __e, buf); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 598 | } |
| 599 | |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 600 | if (!from_hash && f->fd != -1) { |
| 601 | if (add_file_hash(f)) { |
Jens Axboe | 3f0ca9b | 2011-05-24 21:36:24 +0200 | [diff] [blame] | 602 | int fio_unused ret; |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 603 | |
| 604 | /* |
Jens Axboe | e6c4d73 | 2012-12-12 08:16:27 +0100 | [diff] [blame] | 605 | * Stash away descriptor for later close. This is to |
| 606 | * work-around a "feature" on Linux, where a close of |
| 607 | * an fd that has been opened for write will trigger |
| 608 | * udev to call blkid to check partitions, fs id, etc. |
Anatol Pomozov | de8f6de | 2013-09-26 16:31:34 -0700 | [diff] [blame] | 609 | * That pollutes the device cache, which can slow down |
Jens Axboe | e6c4d73 | 2012-12-12 08:16:27 +0100 | [diff] [blame] | 610 | * unbuffered accesses. |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 611 | */ |
Jens Axboe | e6c4d73 | 2012-12-12 08:16:27 +0100 | [diff] [blame] | 612 | if (f->shadow_fd == -1) |
| 613 | f->shadow_fd = f->fd; |
| 614 | else { |
| 615 | /* |
| 616 | * OK to ignore, we haven't done anything |
| 617 | * with it |
| 618 | */ |
| 619 | ret = generic_close_file(td, f); |
| 620 | } |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 621 | goto open_again; |
| 622 | } |
| 623 | } |
Jens Axboe | 4906e0b | 2008-03-01 18:59:51 +0100 | [diff] [blame] | 624 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 625 | return 0; |
Jens Axboe | b5af829 | 2007-03-08 12:43:13 +0100 | [diff] [blame] | 626 | } |
| 627 | |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 628 | 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] | 629 | { |
Jens Axboe | df9c26b | 2009-03-05 10:13:58 +0100 | [diff] [blame] | 630 | return get_file_size(td, f); |
Jens Axboe | 21972cd | 2006-11-23 12:39:16 +0100 | [diff] [blame] | 631 | } |
| 632 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 633 | /* |
| 634 | * open/close all files, so that ->real_file_size gets set |
| 635 | */ |
Jens Axboe | bab3fd5 | 2007-04-02 10:34:18 +0200 | [diff] [blame] | 636 | static int get_file_sizes(struct thread_data *td) |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 637 | { |
| 638 | struct fio_file *f; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 639 | unsigned int i; |
Jens Axboe | bab3fd5 | 2007-04-02 10:34:18 +0200 | [diff] [blame] | 640 | int err = 0; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 641 | |
| 642 | for_each_file(td, f, i) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 643 | dprint(FD_FILE, "get file size for %p/%d/%p\n", f, i, |
| 644 | f->file_name); |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 645 | |
Jens Axboe | 99a47c6 | 2009-04-07 22:20:56 +0200 | [diff] [blame] | 646 | if (td_io_get_file_size(td, f)) { |
Jens Axboe | 40b44f4 | 2007-04-11 12:43:35 +0200 | [diff] [blame] | 647 | if (td->error != ENOENT) { |
| 648 | log_err("%s\n", td->verror); |
| 649 | err = 1; |
| 650 | } |
Jens Axboe | 541d66d | 2007-03-27 19:50:11 +0200 | [diff] [blame] | 651 | clear_error(td); |
Jens Axboe | 07eb79d | 2007-04-12 13:02:38 +0200 | [diff] [blame] | 652 | } |
Jens Axboe | 409b341 | 2007-03-28 09:57:01 +0200 | [diff] [blame] | 653 | |
| 654 | if (f->real_file_size == -1ULL && td->o.size) |
| 655 | f->real_file_size = td->o.size / td->o.nr_files; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 656 | } |
Jens Axboe | bab3fd5 | 2007-04-02 10:34:18 +0200 | [diff] [blame] | 657 | |
| 658 | return err; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 659 | } |
| 660 | |
Jens Axboe | 2e3bd4c | 2010-05-17 12:29:57 +0200 | [diff] [blame] | 661 | struct fio_mount { |
| 662 | struct flist_head list; |
| 663 | const char *base; |
| 664 | char __base[256]; |
| 665 | unsigned int key; |
| 666 | }; |
| 667 | |
| 668 | /* |
| 669 | * Get free number of bytes for each file on each unique mount. |
| 670 | */ |
| 671 | static unsigned long long get_fs_free_counts(struct thread_data *td) |
| 672 | { |
| 673 | struct flist_head *n, *tmp; |
Jens Axboe | 68b0316 | 2010-06-24 09:22:41 +0200 | [diff] [blame] | 674 | unsigned long long ret = 0; |
Jens Axboe | 2e3bd4c | 2010-05-17 12:29:57 +0200 | [diff] [blame] | 675 | struct fio_mount *fm; |
| 676 | FLIST_HEAD(list); |
| 677 | struct fio_file *f; |
| 678 | unsigned int i; |
| 679 | |
| 680 | for_each_file(td, f, i) { |
| 681 | struct stat sb; |
| 682 | char buf[256]; |
| 683 | |
Jens Axboe | 4ccdccd | 2010-06-24 10:27:22 +0200 | [diff] [blame] | 684 | if (f->filetype == FIO_TYPE_BD || f->filetype == FIO_TYPE_CHAR) { |
| 685 | if (f->real_file_size != -1ULL) |
| 686 | ret += f->real_file_size; |
Jens Axboe | 68b0316 | 2010-06-24 09:22:41 +0200 | [diff] [blame] | 687 | continue; |
| 688 | } else if (f->filetype != FIO_TYPE_FILE) |
| 689 | continue; |
| 690 | |
Jens Axboe | da27a4b | 2014-04-14 08:45:13 -0600 | [diff] [blame^] | 691 | buf[255] = '\0'; |
| 692 | strncpy(buf, f->file_name, 255); |
Jens Axboe | 2e3bd4c | 2010-05-17 12:29:57 +0200 | [diff] [blame] | 693 | |
| 694 | if (stat(buf, &sb) < 0) { |
| 695 | if (errno != ENOENT) |
| 696 | break; |
| 697 | strcpy(buf, "."); |
| 698 | if (stat(buf, &sb) < 0) |
| 699 | break; |
| 700 | } |
| 701 | |
| 702 | fm = NULL; |
| 703 | flist_for_each(n, &list) { |
| 704 | fm = flist_entry(n, struct fio_mount, list); |
| 705 | if (fm->key == sb.st_dev) |
| 706 | break; |
| 707 | |
| 708 | fm = NULL; |
| 709 | } |
| 710 | |
| 711 | if (fm) |
| 712 | continue; |
| 713 | |
| 714 | fm = malloc(sizeof(*fm)); |
| 715 | strcpy(fm->__base, buf); |
| 716 | fm->base = basename(fm->__base); |
| 717 | fm->key = sb.st_dev; |
| 718 | flist_add(&fm->list, &list); |
| 719 | } |
| 720 | |
Jens Axboe | 2e3bd4c | 2010-05-17 12:29:57 +0200 | [diff] [blame] | 721 | flist_for_each_safe(n, tmp, &list) { |
| 722 | unsigned long long sz; |
| 723 | |
| 724 | fm = flist_entry(n, struct fio_mount, list); |
| 725 | flist_del(&fm->list); |
| 726 | |
| 727 | sz = get_fs_size(fm->base); |
| 728 | if (sz && sz != -1ULL) |
| 729 | ret += sz; |
| 730 | |
| 731 | free(fm); |
| 732 | } |
| 733 | |
| 734 | return ret; |
| 735 | } |
| 736 | |
Jens Axboe | bedc9dc | 2014-03-17 12:51:09 -0600 | [diff] [blame] | 737 | uint64_t get_start_offset(struct thread_data *td, struct fio_file *f) |
Dan Ehrenberg | ce95d65 | 2012-08-16 08:58:21 +0200 | [diff] [blame] | 738 | { |
Jens Axboe | bedc9dc | 2014-03-17 12:51:09 -0600 | [diff] [blame] | 739 | struct thread_options *o = &td->o; |
| 740 | |
| 741 | if (o->file_append && f->filetype == FIO_TYPE_FILE) |
| 742 | return f->real_file_size; |
| 743 | |
Dan Ehrenberg | ce95d65 | 2012-08-16 08:58:21 +0200 | [diff] [blame] | 744 | return td->o.start_offset + |
| 745 | (td->thread_number - 1) * td->o.offset_increment; |
| 746 | } |
| 747 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 748 | /* |
| 749 | * Open the files and setup files sizes, creating files if necessary. |
| 750 | */ |
| 751 | int setup_files(struct thread_data *td) |
| 752 | { |
| 753 | unsigned long long total_size, extend_size; |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 754 | struct thread_options *o = &td->o; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 755 | struct fio_file *f; |
Jens Axboe | 002fe73 | 2014-02-11 08:31:13 -0700 | [diff] [blame] | 756 | unsigned int i, nr_fs_extra = 0; |
Jens Axboe | 000b080 | 2007-03-27 15:56:10 +0200 | [diff] [blame] | 757 | int err = 0, need_extend; |
Jens Axboe | e90391e | 2013-04-13 20:40:53 +0200 | [diff] [blame] | 758 | int old_state; |
Jens Axboe | 002fe73 | 2014-02-11 08:31:13 -0700 | [diff] [blame] | 759 | const unsigned int bs = td_min_bs(td); |
| 760 | uint64_t fs = 0; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 761 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 762 | dprint(FD_FILE, "setup files\n"); |
| 763 | |
Jens Axboe | 8edd973 | 2014-03-01 08:24:03 -0700 | [diff] [blame] | 764 | old_state = td_bump_runstate(td, TD_SETTING_UP); |
Jens Axboe | e90391e | 2013-04-13 20:40:53 +0200 | [diff] [blame] | 765 | |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 766 | if (o->read_iolog_file) |
Jens Axboe | 25460cf | 2012-05-02 13:58:02 +0200 | [diff] [blame] | 767 | goto done; |
Jens Axboe | 691c8fb | 2008-03-07 14:26:26 +0100 | [diff] [blame] | 768 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 769 | /* |
| 770 | * if ioengine defines a setup() method, it's responsible for |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 771 | * opening the files and setting f->real_file_size to indicate |
| 772 | * the valid range for that file. |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 773 | */ |
| 774 | if (td->io_ops->setup) |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 775 | err = td->io_ops->setup(td); |
| 776 | else |
Jens Axboe | bab3fd5 | 2007-04-02 10:34:18 +0200 | [diff] [blame] | 777 | err = get_file_sizes(td); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 778 | |
Jens Axboe | f102706 | 2006-10-20 10:14:01 +0200 | [diff] [blame] | 779 | if (err) |
Jens Axboe | e90391e | 2013-04-13 20:40:53 +0200 | [diff] [blame] | 780 | goto err_out; |
Jens Axboe | f102706 | 2006-10-20 10:14:01 +0200 | [diff] [blame] | 781 | |
Jens Axboe | 0a7eb12 | 2006-10-20 10:36:42 +0200 | [diff] [blame] | 782 | /* |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 783 | * check sizes. if the files/devices do not exist and the size |
| 784 | * isn't passed to fio, abort. |
Jens Axboe | 0a7eb12 | 2006-10-20 10:36:42 +0200 | [diff] [blame] | 785 | */ |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 786 | total_size = 0; |
| 787 | for_each_file(td, f, i) { |
| 788 | if (f->real_file_size == -1ULL) |
| 789 | total_size = -1ULL; |
| 790 | else |
| 791 | total_size += f->real_file_size; |
| 792 | } |
Jens Axboe | 0a7eb12 | 2006-10-20 10:36:42 +0200 | [diff] [blame] | 793 | |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 794 | if (o->fill_device) |
Jens Axboe | 2e3bd4c | 2010-05-17 12:29:57 +0200 | [diff] [blame] | 795 | td->fill_device_size = get_fs_free_counts(td); |
| 796 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 797 | /* |
| 798 | * device/file sizes are zero and no size given, punt |
| 799 | */ |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 800 | if ((!total_size || total_size == -1ULL) && !o->size && |
| 801 | !(td->io_ops->flags & FIO_NOIO) && !o->fill_device && |
| 802 | !(o->nr_files && (o->file_size_low || o->file_size_high))) { |
| 803 | log_err("%s: you need to specify size=\n", o->name); |
Jens Axboe | e1161c3 | 2007-02-22 19:36:48 +0100 | [diff] [blame] | 804 | td_verror(td, EINVAL, "total_file_size"); |
Jens Axboe | e90391e | 2013-04-13 20:40:53 +0200 | [diff] [blame] | 805 | goto err_out; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 806 | } |
| 807 | |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 808 | /* |
Jens Axboe | 002fe73 | 2014-02-11 08:31:13 -0700 | [diff] [blame] | 809 | * Calculate per-file size and potential extra size for the |
| 810 | * first files, if needed. |
| 811 | */ |
Jens Axboe | d1e78e6 | 2014-04-06 09:56:10 -0600 | [diff] [blame] | 812 | if (!o->file_size_low && o->nr_files) { |
Jens Axboe | 002fe73 | 2014-02-11 08:31:13 -0700 | [diff] [blame] | 813 | uint64_t all_fs; |
| 814 | |
| 815 | fs = o->size / o->nr_files; |
| 816 | all_fs = fs * o->nr_files; |
| 817 | |
| 818 | if (all_fs < o->size) |
| 819 | nr_fs_extra = (o->size - all_fs) / bs; |
| 820 | } |
| 821 | |
| 822 | /* |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 823 | * now file sizes are known, so we can set ->io_size. if size= is |
| 824 | * not given, ->io_size is just equal to ->real_file_size. if size |
| 825 | * is given, ->io_size is size / nr_files. |
| 826 | */ |
| 827 | extend_size = total_size = 0; |
| 828 | need_extend = 0; |
| 829 | for_each_file(td, f, i) { |
Jens Axboe | bedc9dc | 2014-03-17 12:51:09 -0600 | [diff] [blame] | 830 | f->file_offset = get_start_offset(td, f); |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 831 | |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 832 | if (!o->file_size_low) { |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 833 | /* |
| 834 | * no file size range given, file size is equal to |
Jens Axboe | 002fe73 | 2014-02-11 08:31:13 -0700 | [diff] [blame] | 835 | * total size divided by number of files. If that is |
| 836 | * zero, set it to the real file size. If the size |
| 837 | * doesn't divide nicely with the min blocksize, |
| 838 | * make the first files bigger. |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 839 | */ |
Jens Axboe | 002fe73 | 2014-02-11 08:31:13 -0700 | [diff] [blame] | 840 | f->io_size = fs; |
| 841 | if (nr_fs_extra) { |
| 842 | nr_fs_extra--; |
| 843 | f->io_size += bs; |
| 844 | } |
| 845 | |
Jens Axboe | 65bdb10 | 2008-01-24 13:13:12 +0100 | [diff] [blame] | 846 | if (!f->io_size) |
Jens Axboe | 273f8c9 | 2008-01-25 14:02:15 +0100 | [diff] [blame] | 847 | f->io_size = f->real_file_size - f->file_offset; |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 848 | } else if (f->real_file_size < o->file_size_low || |
| 849 | f->real_file_size > o->file_size_high) { |
| 850 | if (f->file_offset > o->file_size_low) |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 851 | goto err_offset; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 852 | /* |
| 853 | * file size given. if it's fixed, use that. if it's a |
| 854 | * range, generate a random size in-between. |
| 855 | */ |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 856 | if (o->file_size_low == o->file_size_high) |
| 857 | f->io_size = o->file_size_low - f->file_offset; |
| 858 | else { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 859 | f->io_size = get_rand_file_size(td) |
| 860 | - f->file_offset; |
| 861 | } |
Jens Axboe | 65bdb10 | 2008-01-24 13:13:12 +0100 | [diff] [blame] | 862 | } else |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 863 | f->io_size = f->real_file_size - f->file_offset; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 864 | |
| 865 | if (f->io_size == -1ULL) |
| 866 | total_size = -1ULL; |
Shaohua Li | 4d00256 | 2012-09-21 08:32:32 +0200 | [diff] [blame] | 867 | else { |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 868 | if (o->size_percent) |
| 869 | f->io_size = (f->io_size * o->size_percent) / 100; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 870 | total_size += f->io_size; |
Shaohua Li | 4d00256 | 2012-09-21 08:32:32 +0200 | [diff] [blame] | 871 | } |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 872 | |
| 873 | if (f->filetype == FIO_TYPE_FILE && |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 874 | (f->io_size + f->file_offset) > f->real_file_size && |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 875 | !(td->io_ops->flags & FIO_DISKLESSIO)) { |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 876 | if (!o->create_on_open) { |
Jens Axboe | 814452b | 2009-03-04 12:53:13 +0100 | [diff] [blame] | 877 | need_extend++; |
| 878 | extend_size += (f->io_size + f->file_offset); |
| 879 | } else |
| 880 | f->real_file_size = f->io_size + f->file_offset; |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 881 | fio_file_set_extend(f); |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 882 | } |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 883 | } |
| 884 | |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 885 | if (!o->size || o->size > total_size) |
| 886 | o->size = total_size; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 887 | |
| 888 | /* |
| 889 | * See if we need to extend some files |
| 890 | */ |
| 891 | if (need_extend) { |
| 892 | temp_stall_ts = 1; |
Jens Axboe | f3afa57 | 2012-09-17 13:34:16 +0200 | [diff] [blame] | 893 | if (output_format == FIO_OUTPUT_NORMAL) |
Shaozhi Shawn Ye | a7ba8c5 | 2008-09-10 09:04:18 +0200 | [diff] [blame] | 894 | log_info("%s: Laying out IO file(s) (%u file(s) /" |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 895 | " %lluMB)\n", o->name, need_extend, |
Shaozhi Shawn Ye | a7ba8c5 | 2008-09-10 09:04:18 +0200 | [diff] [blame] | 896 | extend_size >> 20); |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 897 | |
| 898 | for_each_file(td, f, i) { |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 899 | unsigned long long old_len = -1ULL, extend_len = -1ULL; |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 900 | |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 901 | if (!fio_file_extend(f)) |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 902 | continue; |
| 903 | |
Jens Axboe | 409b341 | 2007-03-28 09:57:01 +0200 | [diff] [blame] | 904 | assert(f->filetype == FIO_TYPE_FILE); |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 905 | fio_file_clear_extend(f); |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 906 | if (!o->fill_device) { |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 907 | old_len = f->real_file_size; |
Jens Axboe | 0b9d69e | 2009-09-11 22:29:54 +0200 | [diff] [blame] | 908 | extend_len = f->io_size + f->file_offset - |
| 909 | old_len; |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 910 | } |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 911 | f->real_file_size = (f->io_size + f->file_offset); |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 912 | err = extend_file(td, f); |
| 913 | if (err) |
| 914 | break; |
Jens Axboe | 5e0074c | 2009-06-02 21:40:09 +0200 | [diff] [blame] | 915 | |
Jens Axboe | 3baddf2 | 2008-04-04 11:10:30 +0200 | [diff] [blame] | 916 | err = __file_invalidate_cache(td, f, old_len, |
| 917 | extend_len); |
| 918 | close(f->fd); |
| 919 | f->fd = -1; |
| 920 | if (err) |
| 921 | break; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 922 | } |
| 923 | temp_stall_ts = 0; |
| 924 | } |
| 925 | |
| 926 | if (err) |
Jens Axboe | e90391e | 2013-04-13 20:40:53 +0200 | [diff] [blame] | 927 | goto err_out; |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 928 | |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 929 | if (!o->zone_size) |
| 930 | o->zone_size = o->size; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 931 | |
Jens Axboe | ea966f8 | 2007-09-03 10:09:37 +0200 | [diff] [blame] | 932 | /* |
| 933 | * iolog already set the total io size, if we read back |
| 934 | * stored entries. |
| 935 | */ |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 936 | if (!o->read_iolog_file) |
| 937 | td->total_io_size = o->size * o->loops; |
Jens Axboe | 25460cf | 2012-05-02 13:58:02 +0200 | [diff] [blame] | 938 | |
| 939 | done: |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 940 | if (o->create_only) |
Jens Axboe | 25460cf | 2012-05-02 13:58:02 +0200 | [diff] [blame] | 941 | td->done = 1; |
| 942 | |
Jens Axboe | 8edd973 | 2014-03-01 08:24:03 -0700 | [diff] [blame] | 943 | td_restore_runstate(td, old_state); |
Jens Axboe | 7bb48f8 | 2007-03-27 15:30:28 +0200 | [diff] [blame] | 944 | return 0; |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 945 | err_offset: |
Jens Axboe | de98bd3 | 2013-04-05 11:09:20 +0200 | [diff] [blame] | 946 | log_err("%s: you need to specify valid offset=\n", o->name); |
Jens Axboe | e90391e | 2013-04-13 20:40:53 +0200 | [diff] [blame] | 947 | err_out: |
Jens Axboe | 8edd973 | 2014-03-01 08:24:03 -0700 | [diff] [blame] | 948 | td_restore_runstate(td, old_state); |
ljzhang,Yaxin Hu,Jianchao Tang | bcdedd0 | 2007-07-27 13:28:26 +0200 | [diff] [blame] | 949 | return 1; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 950 | } |
| 951 | |
Zhang, Yanmin | afad68f | 2009-05-20 11:30:55 +0200 | [diff] [blame] | 952 | int pre_read_files(struct thread_data *td) |
| 953 | { |
| 954 | struct fio_file *f; |
| 955 | unsigned int i; |
| 956 | |
| 957 | dprint(FD_FILE, "pre_read files\n"); |
| 958 | |
| 959 | for_each_file(td, f, i) { |
| 960 | pre_read_file(td, f); |
| 961 | } |
| 962 | |
| 963 | return 1; |
| 964 | } |
| 965 | |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 966 | static int __init_rand_distribution(struct thread_data *td, struct fio_file *f) |
| 967 | { |
Jens Axboe | 2316296 | 2012-11-07 19:47:47 +0100 | [diff] [blame] | 968 | unsigned int range_size, seed; |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 969 | unsigned long nranges; |
Jens Axboe | 21415db | 2013-01-04 13:09:29 +0100 | [diff] [blame] | 970 | uint64_t file_size; |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 971 | |
| 972 | range_size = min(td->o.min_bs[DDIR_READ], td->o.min_bs[DDIR_WRITE]); |
Jens Axboe | 21415db | 2013-01-04 13:09:29 +0100 | [diff] [blame] | 973 | file_size = min(f->real_file_size, f->io_size); |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 974 | |
Jens Axboe | 21415db | 2013-01-04 13:09:29 +0100 | [diff] [blame] | 975 | nranges = (file_size + range_size - 1) / range_size; |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 976 | |
Jens Axboe | 2316296 | 2012-11-07 19:47:47 +0100 | [diff] [blame] | 977 | 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] | 978 | if (!td->o.rand_repeatable) |
| 979 | seed = td->rand_seeds[4]; |
| 980 | |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 981 | if (td->o.random_distribution == FIO_RAND_DIST_ZIPF) |
Jens Axboe | 888677a | 2013-04-10 22:19:46 +0200 | [diff] [blame] | 982 | zipf_init(&f->zipf, nranges, td->o.zipf_theta.u.f, seed); |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 983 | else |
Jens Axboe | 888677a | 2013-04-10 22:19:46 +0200 | [diff] [blame] | 984 | pareto_init(&f->zipf, nranges, td->o.pareto_h.u.f, seed); |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 985 | |
| 986 | return 1; |
| 987 | } |
| 988 | |
| 989 | static int init_rand_distribution(struct thread_data *td) |
| 990 | { |
| 991 | struct fio_file *f; |
| 992 | unsigned int i; |
| 993 | int state; |
| 994 | |
| 995 | if (td->o.random_distribution == FIO_RAND_DIST_RANDOM) |
| 996 | return 0; |
| 997 | |
Jens Axboe | 8edd973 | 2014-03-01 08:24:03 -0700 | [diff] [blame] | 998 | state = td_bump_runstate(td, TD_SETTING_UP); |
| 999 | |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 1000 | for_each_file(td, f, i) |
| 1001 | __init_rand_distribution(td, f); |
Jens Axboe | 8edd973 | 2014-03-01 08:24:03 -0700 | [diff] [blame] | 1002 | |
| 1003 | td_restore_runstate(td, state); |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 1004 | |
| 1005 | return 1; |
| 1006 | } |
| 1007 | |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 1008 | int init_random_map(struct thread_data *td) |
| 1009 | { |
Jens Axboe | 51ede0b | 2012-11-22 13:50:29 +0100 | [diff] [blame] | 1010 | unsigned long long blocks; |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 1011 | struct fio_file *f; |
| 1012 | unsigned int i; |
| 1013 | |
Jens Axboe | 9c6f631 | 2012-11-07 09:15:45 +0100 | [diff] [blame] | 1014 | if (init_rand_distribution(td)) |
| 1015 | return 0; |
Jens Axboe | 3831a84 | 2012-11-26 19:59:14 +0100 | [diff] [blame] | 1016 | if (!td_random(td)) |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 1017 | return 0; |
| 1018 | |
| 1019 | for_each_file(td, f, i) { |
Jens Axboe | 38f30c8 | 2013-01-11 14:03:05 +0100 | [diff] [blame] | 1020 | uint64_t file_size = min(f->real_file_size, f->io_size); |
| 1021 | |
Jens Axboe | 53737ae | 2013-02-21 15:18:17 +0100 | [diff] [blame] | 1022 | blocks = file_size / (unsigned long long) td->o.rw_min_bs; |
| 1023 | |
Jens Axboe | 8055e41 | 2012-11-26 08:43:47 +0100 | [diff] [blame] | 1024 | if (td->o.random_generator == FIO_RAND_GEN_LFSR) { |
Jens Axboe | 82af46b | 2012-12-04 13:12:25 +0100 | [diff] [blame] | 1025 | unsigned long seed; |
| 1026 | |
| 1027 | seed = td->rand_seeds[FIO_RAND_BLOCK_OFF]; |
| 1028 | |
Jens Axboe | 225ba9e | 2014-02-26 14:31:15 -0800 | [diff] [blame] | 1029 | if (!lfsr_init(&f->lfsr, blocks, seed, 0)) |
Jens Axboe | 8055e41 | 2012-11-26 08:43:47 +0100 | [diff] [blame] | 1030 | continue; |
Jens Axboe | 3831a84 | 2012-11-26 19:59:14 +0100 | [diff] [blame] | 1031 | } else if (!td->o.norandommap) { |
Jens Axboe | 7ebd796 | 2012-11-28 21:24:46 +0100 | [diff] [blame] | 1032 | f->io_axmap = axmap_new(blocks); |
| 1033 | if (f->io_axmap) |
Jens Axboe | 8055e41 | 2012-11-26 08:43:47 +0100 | [diff] [blame] | 1034 | continue; |
Jens Axboe | 1cad712 | 2012-11-29 21:37:11 +0100 | [diff] [blame] | 1035 | } else if (td->o.norandommap) |
| 1036 | continue; |
Jens Axboe | ceadd59 | 2012-02-02 08:41:28 +0100 | [diff] [blame] | 1037 | |
Jens Axboe | 2b386d2 | 2008-03-26 10:32:57 +0100 | [diff] [blame] | 1038 | if (!td->o.softrandommap) { |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1039 | log_err("fio: failed allocating random map. If running" |
| 1040 | " a large number of jobs, try the 'norandommap'" |
Jens Axboe | 2b386d2 | 2008-03-26 10:32:57 +0100 | [diff] [blame] | 1041 | " option or set 'softrandommap'. Or give" |
| 1042 | " a larger --alloc-size to fio.\n"); |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 1043 | return 1; |
| 1044 | } |
Jens Axboe | 303032a | 2008-03-26 10:11:10 +0100 | [diff] [blame] | 1045 | |
| 1046 | log_info("fio: file %s failed allocating random map. Running " |
| 1047 | "job without.\n", f->file_name); |
Jens Axboe | 6872707 | 2007-03-15 20:49:25 +0100 | [diff] [blame] | 1048 | } |
| 1049 | |
| 1050 | return 0; |
| 1051 | } |
| 1052 | |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 1053 | void close_files(struct thread_data *td) |
| 1054 | { |
Jens Axboe | 0ab8db8 | 2006-10-18 17:16:23 +0200 | [diff] [blame] | 1055 | struct fio_file *f; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1056 | unsigned int i; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 1057 | |
Jens Axboe | 2be3eec | 2009-06-10 09:05:13 +0200 | [diff] [blame] | 1058 | for_each_file(td, f, i) { |
| 1059 | if (fio_file_open(f)) |
| 1060 | td_io_close_file(td, f); |
| 1061 | } |
Jens Axboe | 24ffd2c | 2008-03-01 15:47:08 +0100 | [diff] [blame] | 1062 | } |
| 1063 | |
| 1064 | void close_and_free_files(struct thread_data *td) |
| 1065 | { |
| 1066 | struct fio_file *f; |
| 1067 | unsigned int i; |
| 1068 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1069 | dprint(FD_FILE, "close files\n"); |
| 1070 | |
Jens Axboe | 0ab8db8 | 2006-10-18 17:16:23 +0200 | [diff] [blame] | 1071 | for_each_file(td, f, i) { |
Jens Axboe | 22a57ba | 2009-06-09 14:34:35 +0200 | [diff] [blame] | 1072 | if (fio_file_open(f)) |
| 1073 | td_io_close_file(td, f); |
| 1074 | |
Shaozhi Shawn Ye | b9fbcf2 | 2008-09-10 09:05:17 +0200 | [diff] [blame] | 1075 | remove_file_hash(f); |
Jens Axboe | b3dc7f0 | 2007-03-09 12:52:15 +0100 | [diff] [blame] | 1076 | |
Jens Axboe | b5f4d8b | 2014-03-20 08:28:11 -0600 | [diff] [blame] | 1077 | if (td->o.unlink && f->filetype == FIO_TYPE_FILE) { |
| 1078 | dprint(FD_FILE, "free unlink %s\n", f->file_name); |
| 1079 | unlink(f->file_name); |
| 1080 | } |
| 1081 | |
Jens Axboe | f17c439 | 2008-03-01 18:40:46 +0100 | [diff] [blame] | 1082 | sfree(f->file_name); |
Jens Axboe | fa1da86 | 2007-03-23 15:20:54 +0100 | [diff] [blame] | 1083 | f->file_name = NULL; |
Jens Axboe | 7ebd796 | 2012-11-28 21:24:46 +0100 | [diff] [blame] | 1084 | axmap_free(f->io_axmap); |
| 1085 | f->io_axmap = NULL; |
Jens Axboe | 78d99e6 | 2008-03-01 18:41:50 +0100 | [diff] [blame] | 1086 | sfree(f); |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 1087 | } |
Jens Axboe | b4a6a59 | 2006-10-20 13:54:47 +0200 | [diff] [blame] | 1088 | |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 1089 | td->o.filename = NULL; |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 1090 | free(td->files); |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 1091 | free(td->file_locks); |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 1092 | td->files_index = 0; |
Jens Axboe | b4a6a59 | 2006-10-20 13:54:47 +0200 | [diff] [blame] | 1093 | td->files = NULL; |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 1094 | td->file_locks = NULL; |
Jens Axboe | 27ddbfa | 2014-01-22 16:27:32 -0800 | [diff] [blame] | 1095 | td->o.file_lock_mode = FILE_LOCK_NONE; |
Jens Axboe | 2dc1bbe | 2007-03-15 15:01:33 +0100 | [diff] [blame] | 1096 | td->o.nr_files = 0; |
Jens Axboe | 53cdc68 | 2006-10-18 11:50:58 +0200 | [diff] [blame] | 1097 | } |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1098 | |
Jens Axboe | e3bab46 | 2007-03-13 11:22:09 +0100 | [diff] [blame] | 1099 | static void get_file_type(struct fio_file *f) |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1100 | { |
| 1101 | struct stat sb; |
| 1102 | |
Jens Axboe | 6615982 | 2007-04-16 21:54:24 +0200 | [diff] [blame] | 1103 | if (!strcmp(f->file_name, "-")) |
| 1104 | f->filetype = FIO_TYPE_PIPE; |
| 1105 | else |
| 1106 | f->filetype = FIO_TYPE_FILE; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1107 | |
Bruce Cran | 3892182 | 2012-02-22 17:55:16 +0000 | [diff] [blame] | 1108 | /* \\.\ is the device namespace in Windows, where every file is |
| 1109 | * a block device */ |
| 1110 | if (strncmp(f->file_name, "\\\\.\\", 4) == 0) |
| 1111 | f->filetype = FIO_TYPE_BD; |
| 1112 | |
Jens Axboe | b30d395 | 2010-02-06 23:36:26 +0100 | [diff] [blame] | 1113 | if (!stat(f->file_name, &sb)) { |
Bruce Cran | 3892182 | 2012-02-22 17:55:16 +0000 | [diff] [blame] | 1114 | if (S_ISBLK(sb.st_mode)) |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1115 | f->filetype = FIO_TYPE_BD; |
| 1116 | else if (S_ISCHR(sb.st_mode)) |
| 1117 | f->filetype = FIO_TYPE_CHAR; |
Jens Axboe | b5605e9 | 2007-04-16 20:42:33 +0200 | [diff] [blame] | 1118 | else if (S_ISFIFO(sb.st_mode)) |
| 1119 | f->filetype = FIO_TYPE_PIPE; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1120 | } |
| 1121 | } |
| 1122 | |
Jens Axboe | 9042623 | 2014-04-01 12:28:47 -0600 | [diff] [blame] | 1123 | static int __is_already_allocated(const char *fname) |
| 1124 | { |
| 1125 | struct flist_head *entry; |
| 1126 | char *filename; |
| 1127 | |
| 1128 | if (flist_empty(&filename_list)) |
| 1129 | return 0; |
| 1130 | |
| 1131 | flist_for_each(entry, &filename_list) { |
| 1132 | filename = flist_entry(entry, struct file_name, list)->filename; |
| 1133 | |
| 1134 | if (strcmp(filename, fname) == 0) |
| 1135 | return 1; |
| 1136 | } |
| 1137 | |
| 1138 | return 0; |
| 1139 | } |
| 1140 | |
| 1141 | static int is_already_allocated(const char *fname) |
| 1142 | { |
| 1143 | int ret; |
| 1144 | |
| 1145 | fio_file_hash_lock(); |
| 1146 | ret = __is_already_allocated(fname); |
| 1147 | fio_file_hash_unlock(); |
| 1148 | return ret; |
| 1149 | } |
| 1150 | |
Castor Fu | 190b8f0 | 2014-03-20 10:59:29 -0700 | [diff] [blame] | 1151 | static void set_already_allocated(const char *fname) |
| 1152 | { |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1153 | struct file_name *fn; |
| 1154 | |
| 1155 | fn = malloc(sizeof(struct file_name)); |
| 1156 | fn->filename = strdup(fname); |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1157 | |
Jens Axboe | 9042623 | 2014-04-01 12:28:47 -0600 | [diff] [blame] | 1158 | fio_file_hash_lock(); |
| 1159 | if (!__is_already_allocated(fname)) { |
| 1160 | flist_add_tail(&fn->list, &filename_list); |
| 1161 | fn = NULL; |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1162 | } |
Jens Axboe | 9042623 | 2014-04-01 12:28:47 -0600 | [diff] [blame] | 1163 | fio_file_hash_unlock(); |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1164 | |
Jens Axboe | 9042623 | 2014-04-01 12:28:47 -0600 | [diff] [blame] | 1165 | if (fn) { |
| 1166 | free(fn->filename); |
| 1167 | free(fn); |
| 1168 | } |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1169 | } |
| 1170 | |
Jens Axboe | 9042623 | 2014-04-01 12:28:47 -0600 | [diff] [blame] | 1171 | |
Castor Fu | 190b8f0 | 2014-03-20 10:59:29 -0700 | [diff] [blame] | 1172 | static void free_already_allocated(void) |
| 1173 | { |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1174 | struct flist_head *entry, *tmp; |
| 1175 | struct file_name *fn; |
| 1176 | |
Jens Axboe | 9042623 | 2014-04-01 12:28:47 -0600 | [diff] [blame] | 1177 | if (flist_empty(&filename_list)) |
| 1178 | return; |
| 1179 | |
| 1180 | fio_file_hash_lock(); |
| 1181 | flist_for_each_safe(entry, tmp, &filename_list) { |
| 1182 | fn = flist_entry(entry, struct file_name, list); |
| 1183 | free(fn->filename); |
| 1184 | flist_del(&fn->list); |
| 1185 | free(fn); |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1186 | } |
Jens Axboe | 9042623 | 2014-04-01 12:28:47 -0600 | [diff] [blame] | 1187 | |
| 1188 | fio_file_hash_unlock(); |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1189 | } |
| 1190 | |
Jens Axboe | 7b5cb70 | 2014-04-01 16:37:03 -0600 | [diff] [blame] | 1191 | static struct fio_file *alloc_new_file(struct thread_data *td) |
| 1192 | { |
| 1193 | struct fio_file *f; |
| 1194 | |
| 1195 | f = smalloc(sizeof(*f)); |
| 1196 | if (!f) { |
| 1197 | log_err("fio: smalloc OOM\n"); |
| 1198 | assert(0); |
| 1199 | return NULL; |
| 1200 | } |
| 1201 | |
| 1202 | f->fd = -1; |
| 1203 | f->shadow_fd = -1; |
| 1204 | fio_file_reset(td, f); |
| 1205 | return f; |
| 1206 | } |
| 1207 | |
Jens Axboe | 5903e7b | 2014-02-26 13:42:13 -0800 | [diff] [blame] | 1208 | int add_file(struct thread_data *td, const char *fname, int numjob, int inc) |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1209 | { |
Jens Axboe | 7b4e4fe | 2007-03-13 12:51:40 +0100 | [diff] [blame] | 1210 | int cur_files = td->files_index; |
Jens Axboe | bd0ee74 | 2007-03-23 14:26:23 +0100 | [diff] [blame] | 1211 | char file_name[PATH_MAX]; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1212 | struct fio_file *f; |
Jens Axboe | bd0ee74 | 2007-03-23 14:26:23 +0100 | [diff] [blame] | 1213 | int len = 0; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1214 | |
Jens Axboe | ee56ad5 | 2008-02-01 10:30:20 +0100 | [diff] [blame] | 1215 | dprint(FD_FILE, "add file %s\n", fname); |
| 1216 | |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1217 | if (td->o.directory) |
| 1218 | len = set_name_idx(file_name, td->o.directory, numjob); |
| 1219 | |
| 1220 | sprintf(file_name + len, "%s", fname); |
| 1221 | |
| 1222 | /* clean cloned siblings using existing files */ |
| 1223 | if (numjob && is_already_allocated(file_name)) |
| 1224 | return 0; |
| 1225 | |
Jens Axboe | 7b5cb70 | 2014-04-01 16:37:03 -0600 | [diff] [blame] | 1226 | f = alloc_new_file(td); |
Jens Axboe | bd0ee74 | 2007-03-23 14:26:23 +0100 | [diff] [blame] | 1227 | |
Jens Axboe | fc99bc0 | 2009-03-04 15:27:42 +0100 | [diff] [blame] | 1228 | if (td->files_size <= td->files_index) { |
Jianpeng Ma | 1983e32 | 2013-01-10 13:19:27 +0100 | [diff] [blame] | 1229 | unsigned int new_size = td->o.nr_files + 1; |
Jens Axboe | 126d65c | 2008-03-01 18:04:31 +0100 | [diff] [blame] | 1230 | |
Jens Axboe | fc99bc0 | 2009-03-04 15:27:42 +0100 | [diff] [blame] | 1231 | dprint(FD_FILE, "resize file array to %d files\n", new_size); |
| 1232 | |
| 1233 | td->files = realloc(td->files, new_size * sizeof(f)); |
Jianpeng Ma | d537c08 | 2013-01-11 08:52:55 +0100 | [diff] [blame] | 1234 | if (td->files == NULL) { |
| 1235 | log_err("fio: realloc OOM\n"); |
| 1236 | assert(0); |
| 1237 | } |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 1238 | if (td->o.file_lock_mode != FILE_LOCK_NONE) { |
| 1239 | td->file_locks = realloc(td->file_locks, new_size); |
| 1240 | if (!td->file_locks) { |
| 1241 | log_err("fio: realloc OOM\n"); |
| 1242 | assert(0); |
| 1243 | } |
| 1244 | td->file_locks[cur_files] = FILE_LOCK_NONE; |
| 1245 | } |
Jens Axboe | fc99bc0 | 2009-03-04 15:27:42 +0100 | [diff] [blame] | 1246 | td->files_size = new_size; |
| 1247 | } |
Jens Axboe | 8bb7679 | 2009-03-04 15:37:52 +0100 | [diff] [blame] | 1248 | td->files[cur_files] = f; |
Shaohua Li | 89ac1d4 | 2012-06-11 08:56:32 +0200 | [diff] [blame] | 1249 | f->fileno = cur_files; |
Jens Axboe | 126d65c | 2008-03-01 18:04:31 +0100 | [diff] [blame] | 1250 | |
Jens Axboe | 07eb79d | 2007-04-12 13:02:38 +0200 | [diff] [blame] | 1251 | /* |
| 1252 | * init function, io engine may not be loaded yet |
| 1253 | */ |
| 1254 | if (td->io_ops && (td->io_ops->flags & FIO_DISKLESSIO)) |
| 1255 | f->real_file_size = -1ULL; |
| 1256 | |
Jens Axboe | f17c439 | 2008-03-01 18:40:46 +0100 | [diff] [blame] | 1257 | f->file_name = smalloc_strdup(file_name); |
Jens Axboe | c48c0be | 2008-07-31 19:55:02 +0200 | [diff] [blame] | 1258 | if (!f->file_name) { |
| 1259 | log_err("fio: smalloc OOM\n"); |
| 1260 | assert(0); |
| 1261 | } |
Jens Axboe | 0b9d69e | 2009-09-11 22:29:54 +0200 | [diff] [blame] | 1262 | |
Jens Axboe | e3bab46 | 2007-03-13 11:22:09 +0100 | [diff] [blame] | 1263 | get_file_type(f); |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1264 | |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1265 | switch (td->o.file_lock_mode) { |
| 1266 | case FILE_LOCK_NONE: |
| 1267 | break; |
| 1268 | case FILE_LOCK_READWRITE: |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 1269 | f->rwlock = fio_rwlock_init(); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1270 | break; |
| 1271 | case FILE_LOCK_EXCLUSIVE: |
Jens Axboe | 521da52 | 2012-08-02 11:21:36 +0200 | [diff] [blame] | 1272 | f->lock = fio_mutex_init(FIO_MUTEX_UNLOCKED); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1273 | break; |
| 1274 | default: |
| 1275 | log_err("fio: unknown lock mode: %d\n", td->o.file_lock_mode); |
| 1276 | assert(0); |
| 1277 | } |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 1278 | |
Jens Axboe | 7b4e4fe | 2007-03-13 12:51:40 +0100 | [diff] [blame] | 1279 | td->files_index++; |
Jens Axboe | 1549441 | 2007-03-13 11:52:47 +0100 | [diff] [blame] | 1280 | if (f->filetype == FIO_TYPE_FILE) |
| 1281 | td->nr_normal_files++; |
Jens Axboe | f29b25a | 2007-07-23 08:56:43 +0200 | [diff] [blame] | 1282 | |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1283 | set_already_allocated(file_name); |
| 1284 | |
Jens Axboe | 5903e7b | 2014-02-26 13:42:13 -0800 | [diff] [blame] | 1285 | if (inc) |
| 1286 | td->o.nr_files++; |
| 1287 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1288 | dprint(FD_FILE, "file %p \"%s\" added at %d\n", f, f->file_name, |
| 1289 | cur_files); |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 1290 | |
Jens Axboe | f29b25a | 2007-07-23 08:56:43 +0200 | [diff] [blame] | 1291 | return cur_files; |
Jens Axboe | af52b34 | 2007-03-13 10:07:47 +0100 | [diff] [blame] | 1292 | } |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1293 | |
Jens Axboe | 49ffb4a | 2010-08-24 15:01:37 +0200 | [diff] [blame] | 1294 | int add_file_exclusive(struct thread_data *td, const char *fname) |
| 1295 | { |
| 1296 | struct fio_file *f; |
| 1297 | unsigned int i; |
| 1298 | |
| 1299 | for_each_file(td, f, i) { |
| 1300 | if (!strcmp(f->file_name, fname)) |
| 1301 | return i; |
| 1302 | } |
| 1303 | |
Jens Axboe | 5903e7b | 2014-02-26 13:42:13 -0800 | [diff] [blame] | 1304 | return add_file(td, fname, 0, 1); |
Jens Axboe | 49ffb4a | 2010-08-24 15:01:37 +0200 | [diff] [blame] | 1305 | } |
| 1306 | |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1307 | void get_file(struct fio_file *f) |
| 1308 | { |
Jens Axboe | 8172fe9 | 2008-02-01 21:51:02 +0100 | [diff] [blame] | 1309 | 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] | 1310 | assert(fio_file_open(f)); |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1311 | f->references++; |
| 1312 | } |
| 1313 | |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1314 | int put_file(struct thread_data *td, struct fio_file *f) |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1315 | { |
Jens Axboe | 98e1ac4 | 2008-03-06 11:56:48 +0100 | [diff] [blame] | 1316 | int f_ret = 0, ret = 0; |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1317 | |
Jens Axboe | 8172fe9 | 2008-02-01 21:51:02 +0100 | [diff] [blame] | 1318 | 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] | 1319 | |
Jens Axboe | 22a57ba | 2009-06-09 14:34:35 +0200 | [diff] [blame] | 1320 | if (!fio_file_open(f)) { |
| 1321 | assert(f->fd == -1); |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1322 | return 0; |
Jens Axboe | 22a57ba | 2009-06-09 14:34:35 +0200 | [diff] [blame] | 1323 | } |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1324 | |
| 1325 | assert(f->references); |
| 1326 | if (--f->references) |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1327 | return 0; |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1328 | |
Jens Axboe | d424d4d | 2007-04-17 09:05:10 +0200 | [diff] [blame] | 1329 | if (should_fsync(td) && td->o.fsync_on_close) |
Jens Axboe | 98e1ac4 | 2008-03-06 11:56:48 +0100 | [diff] [blame] | 1330 | f_ret = fsync(f->fd); |
Jens Axboe | ebb1415 | 2007-03-13 14:42:15 +0100 | [diff] [blame] | 1331 | |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1332 | if (td->io_ops->close_file) |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1333 | ret = td->io_ops->close_file(td, f); |
Jens Axboe | 1020a13 | 2007-03-29 11:15:06 +0200 | [diff] [blame] | 1334 | |
Jens Axboe | 98e1ac4 | 2008-03-06 11:56:48 +0100 | [diff] [blame] | 1335 | if (!ret) |
Jens Axboe | a5fb461 | 2008-05-28 10:54:01 +0200 | [diff] [blame] | 1336 | ret = f_ret; |
Jens Axboe | 98e1ac4 | 2008-03-06 11:56:48 +0100 | [diff] [blame] | 1337 | |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1338 | td->nr_open_files--; |
Jens Axboe | d6aed79 | 2009-06-03 08:41:15 +0200 | [diff] [blame] | 1339 | fio_file_clear_open(f); |
Jens Axboe | 22a57ba | 2009-06-09 14:34:35 +0200 | [diff] [blame] | 1340 | assert(f->fd == -1); |
Jens Axboe | 6977bcd | 2008-03-01 15:55:36 +0100 | [diff] [blame] | 1341 | return ret; |
Jens Axboe | 0ad920e | 2007-03-13 11:06:45 +0100 | [diff] [blame] | 1342 | } |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1343 | |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1344 | 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] | 1345 | { |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1346 | if (!f->lock || td->o.file_lock_mode == FILE_LOCK_NONE) |
| 1347 | return; |
Jens Axboe | 29c1349 | 2008-03-01 19:25:20 +0100 | [diff] [blame] | 1348 | |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1349 | if (td->o.file_lock_mode == FILE_LOCK_READWRITE) { |
| 1350 | if (ddir == DDIR_READ) |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 1351 | fio_rwlock_read(f->rwlock); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1352 | else |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 1353 | fio_rwlock_write(f->rwlock); |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1354 | } else if (td->o.file_lock_mode == FILE_LOCK_EXCLUSIVE) |
| 1355 | fio_mutex_down(f->lock); |
| 1356 | |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 1357 | td->file_locks[f->fileno] = td->o.file_lock_mode; |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1358 | } |
| 1359 | |
| 1360 | void unlock_file(struct thread_data *td, struct fio_file *f) |
| 1361 | { |
| 1362 | if (!f->lock || td->o.file_lock_mode == FILE_LOCK_NONE) |
| 1363 | return; |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1364 | |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 1365 | if (td->o.file_lock_mode == FILE_LOCK_READWRITE) |
| 1366 | fio_rwlock_unlock(f->rwlock); |
| 1367 | else if (td->o.file_lock_mode == FILE_LOCK_EXCLUSIVE) |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1368 | fio_mutex_up(f->lock); |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 1369 | |
| 1370 | td->file_locks[f->fileno] = FILE_LOCK_NONE; |
Jens Axboe | b2bd2bd | 2008-03-01 18:19:52 +0100 | [diff] [blame] | 1371 | } |
| 1372 | |
Jens Axboe | 4d4e80f | 2008-03-04 10:18:56 +0100 | [diff] [blame] | 1373 | void unlock_file_all(struct thread_data *td, struct fio_file *f) |
Jens Axboe | b2bd2bd | 2008-03-01 18:19:52 +0100 | [diff] [blame] | 1374 | { |
Jens Axboe | f2a2803 | 2014-02-11 09:12:06 -0700 | [diff] [blame] | 1375 | if (td->o.file_lock_mode == FILE_LOCK_NONE || !td->file_locks) |
Jens Axboe | 27ddbfa | 2014-01-22 16:27:32 -0800 | [diff] [blame] | 1376 | return; |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 1377 | if (td->file_locks[f->fileno] != FILE_LOCK_NONE) |
| 1378 | unlock_file(td, f); |
Jens Axboe | b2bd2bd | 2008-03-01 18:19:52 +0100 | [diff] [blame] | 1379 | } |
| 1380 | |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1381 | static int recurse_dir(struct thread_data *td, const char *dirname) |
| 1382 | { |
| 1383 | struct dirent *dir; |
| 1384 | int ret = 0; |
| 1385 | DIR *D; |
| 1386 | |
| 1387 | D = opendir(dirname); |
| 1388 | if (!D) { |
Jens Axboe | 0ddb270 | 2007-03-27 19:43:53 +0200 | [diff] [blame] | 1389 | char buf[FIO_VERROR_SIZE]; |
| 1390 | |
Ken Raeburn | 98ffb8f | 2013-01-30 22:31:09 +0100 | [diff] [blame] | 1391 | snprintf(buf, FIO_VERROR_SIZE, "opendir(%s)", dirname); |
Jens Axboe | 0ddb270 | 2007-03-27 19:43:53 +0200 | [diff] [blame] | 1392 | td_verror(td, errno, buf); |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1393 | return 1; |
| 1394 | } |
| 1395 | |
| 1396 | while ((dir = readdir(D)) != NULL) { |
| 1397 | char full_path[PATH_MAX]; |
| 1398 | struct stat sb; |
| 1399 | |
Jens Axboe | e85b2b8 | 2007-03-14 09:39:06 +0100 | [diff] [blame] | 1400 | if (!strcmp(dir->d_name, ".") || !strcmp(dir->d_name, "..")) |
| 1401 | continue; |
Jens Axboe | 96d32d5 | 2007-03-14 09:16:09 +0100 | [diff] [blame] | 1402 | |
Bruce Cran | b9fd788 | 2012-02-20 17:01:46 +0000 | [diff] [blame] | 1403 | 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] | 1404 | |
| 1405 | if (lstat(full_path, &sb) == -1) { |
| 1406 | if (errno != ENOENT) { |
| 1407 | td_verror(td, errno, "stat"); |
Jens Axboe | 68ace9e | 2014-04-11 11:24:00 -0600 | [diff] [blame] | 1408 | ret = 1; |
| 1409 | break; |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1410 | } |
| 1411 | } |
| 1412 | |
| 1413 | if (S_ISREG(sb.st_mode)) { |
Jens Axboe | 5903e7b | 2014-02-26 13:42:13 -0800 | [diff] [blame] | 1414 | add_file(td, full_path, 0, 1); |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1415 | continue; |
| 1416 | } |
Jens Axboe | 0ddb270 | 2007-03-27 19:43:53 +0200 | [diff] [blame] | 1417 | if (!S_ISDIR(sb.st_mode)) |
| 1418 | continue; |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1419 | |
Jens Axboe | 5ec10ea | 2008-03-06 15:42:00 +0100 | [diff] [blame] | 1420 | ret = recurse_dir(td, full_path); |
| 1421 | if (ret) |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1422 | break; |
| 1423 | } |
| 1424 | |
| 1425 | closedir(D); |
| 1426 | return ret; |
| 1427 | } |
| 1428 | |
| 1429 | int add_dir_files(struct thread_data *td, const char *path) |
| 1430 | { |
Jens Axboe | 0ddb270 | 2007-03-27 19:43:53 +0200 | [diff] [blame] | 1431 | int ret = recurse_dir(td, path); |
| 1432 | |
| 1433 | if (!ret) |
| 1434 | log_info("fio: opendir added %d files\n", td->o.nr_files); |
| 1435 | |
| 1436 | return ret; |
Jens Axboe | bbf6b54 | 2007-03-13 15:28:55 +0100 | [diff] [blame] | 1437 | } |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 1438 | |
| 1439 | void dup_files(struct thread_data *td, struct thread_data *org) |
| 1440 | { |
| 1441 | struct fio_file *f; |
| 1442 | unsigned int i; |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 1443 | |
| 1444 | dprint(FD_FILE, "dup files: %d\n", org->files_index); |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 1445 | |
| 1446 | if (!org->files) |
| 1447 | return; |
| 1448 | |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 1449 | td->files = malloc(org->files_index * sizeof(f)); |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 1450 | |
Jens Axboe | d7df1d1 | 2013-03-20 19:57:01 -0600 | [diff] [blame] | 1451 | if (td->o.file_lock_mode != FILE_LOCK_NONE) |
| 1452 | td->file_locks = malloc(org->files_index); |
| 1453 | |
Jens Axboe | 9efef3c | 2008-03-06 10:26:25 +0100 | [diff] [blame] | 1454 | for_each_file(org, f, i) { |
Jens Axboe | b0fe421 | 2008-03-01 18:22:27 +0100 | [diff] [blame] | 1455 | struct fio_file *__f; |
| 1456 | |
Jens Axboe | 7b5cb70 | 2014-04-01 16:37:03 -0600 | [diff] [blame] | 1457 | __f = alloc_new_file(td); |
Jens Axboe | 0b9d69e | 2009-09-11 22:29:54 +0200 | [diff] [blame] | 1458 | |
Aaron Carroll | bc3456f | 2008-06-25 09:20:37 +0200 | [diff] [blame] | 1459 | if (f->file_name) { |
Jens Axboe | f17c439 | 2008-03-01 18:40:46 +0100 | [diff] [blame] | 1460 | __f->file_name = smalloc_strdup(f->file_name); |
Jens Axboe | c48c0be | 2008-07-31 19:55:02 +0200 | [diff] [blame] | 1461 | if (!__f->file_name) { |
| 1462 | log_err("fio: smalloc OOM\n"); |
| 1463 | assert(0); |
| 1464 | } |
Jens Axboe | 0b9d69e | 2009-09-11 22:29:54 +0200 | [diff] [blame] | 1465 | |
Aaron Carroll | bc3456f | 2008-06-25 09:20:37 +0200 | [diff] [blame] | 1466 | __f->filetype = f->filetype; |
| 1467 | } |
Jens Axboe | b0fe421 | 2008-03-01 18:22:27 +0100 | [diff] [blame] | 1468 | |
Jens Axboe | 67ad924 | 2014-02-07 10:56:15 -0700 | [diff] [blame] | 1469 | if (td->o.file_lock_mode == FILE_LOCK_EXCLUSIVE) |
| 1470 | __f->lock = f->lock; |
| 1471 | else if (td->o.file_lock_mode == FILE_LOCK_READWRITE) |
| 1472 | __f->rwlock = f->rwlock; |
| 1473 | |
Jens Axboe | b0fe421 | 2008-03-01 18:22:27 +0100 | [diff] [blame] | 1474 | td->files[i] = __f; |
Jens Axboe | cade3ef | 2007-03-23 15:29:45 +0100 | [diff] [blame] | 1475 | } |
| 1476 | } |
Jens Axboe | f29b25a | 2007-07-23 08:56:43 +0200 | [diff] [blame] | 1477 | |
| 1478 | /* |
| 1479 | * Returns the index that matches the filename, or -1 if not there |
| 1480 | */ |
| 1481 | int get_fileno(struct thread_data *td, const char *fname) |
| 1482 | { |
| 1483 | struct fio_file *f; |
| 1484 | unsigned int i; |
| 1485 | |
| 1486 | for_each_file(td, f, i) |
| 1487 | if (!strcmp(f->file_name, fname)) |
| 1488 | return i; |
| 1489 | |
| 1490 | return -1; |
| 1491 | } |
| 1492 | |
| 1493 | /* |
| 1494 | * For log usage, where we add/open/close files automatically |
| 1495 | */ |
| 1496 | void free_release_files(struct thread_data *td) |
| 1497 | { |
| 1498 | close_files(td); |
| 1499 | td->files_index = 0; |
| 1500 | td->nr_normal_files = 0; |
| 1501 | } |
Jens Axboe | 33c4881 | 2013-01-21 09:46:06 -0700 | [diff] [blame] | 1502 | |
| 1503 | void fio_file_reset(struct thread_data *td, struct fio_file *f) |
| 1504 | { |
| 1505 | f->last_pos = f->file_offset; |
| 1506 | f->last_start = -1ULL; |
| 1507 | if (f->io_axmap) |
| 1508 | axmap_reset(f->io_axmap); |
| 1509 | if (td->o.random_generator == FIO_RAND_GEN_LFSR) |
| 1510 | lfsr_reset(&f->lfsr, td->rand_seeds[FIO_RAND_BLOCK_OFF]); |
| 1511 | } |
Jens Axboe | 002fe73 | 2014-02-11 08:31:13 -0700 | [diff] [blame] | 1512 | |
| 1513 | int fio_files_done(struct thread_data *td) |
| 1514 | { |
| 1515 | struct fio_file *f; |
| 1516 | unsigned int i; |
| 1517 | |
| 1518 | for_each_file(td, f, i) |
| 1519 | if (!fio_file_done(f)) |
| 1520 | return 0; |
| 1521 | |
| 1522 | return 1; |
| 1523 | } |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1524 | |
| 1525 | /* free memory used in initialization phase only */ |
Castor Fu | 190b8f0 | 2014-03-20 10:59:29 -0700 | [diff] [blame] | 1526 | void filesetup_mem_free(void) |
| 1527 | { |
Christian Ehrhardt | bcbfeef | 2014-02-20 09:13:06 -0800 | [diff] [blame] | 1528 | free_already_allocated(); |
| 1529 | } |