1 /* 2 * linux/fs/hfsplus/inode.c 3 * 4 * Copyright (C) 2001 5 * Brad Boyer (flar@allandria.com) 6 * (C) 2003 Ardis Technologies <roman@ardistech.com> 7 * 8 * Inode handling routines 9 */ 10 11 #include <linux/mm.h> 12 #include <linux/fs.h> 13 #include <linux/pagemap.h> 14 #include <linux/mpage.h> 15 #include <linux/sched.h> 16 17 #include "hfsplus_fs.h" 18 #include "hfsplus_raw.h" 19 20 static int hfsplus_readpage(struct file *file, struct page *page) 21 { 22 return block_read_full_page(page, hfsplus_get_block); 23 } 24 25 static int hfsplus_writepage(struct page *page, struct writeback_control *wbc) 26 { 27 return block_write_full_page(page, hfsplus_get_block, wbc); 28 } 29 30 static int hfsplus_write_begin(struct file *file, struct address_space *mapping, 31 loff_t pos, unsigned len, unsigned flags, 32 struct page **pagep, void **fsdata) 33 { 34 int ret; 35 36 *pagep = NULL; 37 ret = cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata, 38 hfsplus_get_block, 39 &HFSPLUS_I(mapping->host).phys_size); 40 if (unlikely(ret)) { 41 loff_t isize = mapping->host->i_size; 42 if (pos + len > isize) 43 vmtruncate(mapping->host, isize); 44 } 45 46 return ret; 47 } 48 49 static sector_t hfsplus_bmap(struct address_space *mapping, sector_t block) 50 { 51 return generic_block_bmap(mapping, block, hfsplus_get_block); 52 } 53 54 static int hfsplus_releasepage(struct page *page, gfp_t mask) 55 { 56 struct inode *inode = page->mapping->host; 57 struct super_block *sb = inode->i_sb; 58 struct hfs_btree *tree; 59 struct hfs_bnode *node; 60 u32 nidx; 61 int i, res = 1; 62 63 switch (inode->i_ino) { 64 case HFSPLUS_EXT_CNID: 65 tree = HFSPLUS_SB(sb).ext_tree; 66 break; 67 case HFSPLUS_CAT_CNID: 68 tree = HFSPLUS_SB(sb).cat_tree; 69 break; 70 case HFSPLUS_ATTR_CNID: 71 tree = HFSPLUS_SB(sb).attr_tree; 72 break; 73 default: 74 BUG(); 75 return 0; 76 } 77 if (!tree) 78 return 0; 79 if (tree->node_size >= PAGE_CACHE_SIZE) { 80 nidx = page->index >> (tree->node_size_shift - PAGE_CACHE_SHIFT); 81 spin_lock(&tree->hash_lock); 82 node = hfs_bnode_findhash(tree, nidx); 83 if (!node) 84 ; 85 else if (atomic_read(&node->refcnt)) 86 res = 0; 87 if (res && node) { 88 hfs_bnode_unhash(node); 89 hfs_bnode_free(node); 90 } 91 spin_unlock(&tree->hash_lock); 92 } else { 93 nidx = page->index << (PAGE_CACHE_SHIFT - tree->node_size_shift); 94 i = 1 << (PAGE_CACHE_SHIFT - tree->node_size_shift); 95 spin_lock(&tree->hash_lock); 96 do { 97 node = hfs_bnode_findhash(tree, nidx++); 98 if (!node) 99 continue; 100 if (atomic_read(&node->refcnt)) { 101 res = 0; 102 break; 103 } 104 hfs_bnode_unhash(node); 105 hfs_bnode_free(node); 106 } while (--i && nidx < tree->node_count); 107 spin_unlock(&tree->hash_lock); 108 } 109 return res ? try_to_free_buffers(page) : 0; 110 } 111 112 static ssize_t hfsplus_direct_IO(int rw, struct kiocb *iocb, 113 const struct iovec *iov, loff_t offset, unsigned long nr_segs) 114 { 115 struct file *file = iocb->ki_filp; 116 struct inode *inode = file->f_path.dentry->d_inode->i_mapping->host; 117 ssize_t ret; 118 119 ret = blockdev_direct_IO(rw, iocb, inode, inode->i_sb->s_bdev, iov, 120 offset, nr_segs, hfsplus_get_block, NULL); 121 122 /* 123 * In case of error extending write may have instantiated a few 124 * blocks outside i_size. Trim these off again. 125 */ 126 if (unlikely((rw & WRITE) && ret < 0)) { 127 loff_t isize = i_size_read(inode); 128 loff_t end = offset + iov_length(iov, nr_segs); 129 130 if (end > isize) 131 vmtruncate(inode, isize); 132 } 133 134 return ret; 135 } 136 137 static int hfsplus_writepages(struct address_space *mapping, 138 struct writeback_control *wbc) 139 { 140 return mpage_writepages(mapping, wbc, hfsplus_get_block); 141 } 142 143 const struct address_space_operations hfsplus_btree_aops = { 144 .readpage = hfsplus_readpage, 145 .writepage = hfsplus_writepage, 146 .sync_page = block_sync_page, 147 .write_begin = hfsplus_write_begin, 148 .write_end = generic_write_end, 149 .bmap = hfsplus_bmap, 150 .releasepage = hfsplus_releasepage, 151 }; 152 153 const struct address_space_operations hfsplus_aops = { 154 .readpage = hfsplus_readpage, 155 .writepage = hfsplus_writepage, 156 .sync_page = block_sync_page, 157 .write_begin = hfsplus_write_begin, 158 .write_end = generic_write_end, 159 .bmap = hfsplus_bmap, 160 .direct_IO = hfsplus_direct_IO, 161 .writepages = hfsplus_writepages, 162 }; 163 164 const struct dentry_operations hfsplus_dentry_operations = { 165 .d_hash = hfsplus_hash_dentry, 166 .d_compare = hfsplus_compare_dentry, 167 }; 168 169 static struct dentry *hfsplus_file_lookup(struct inode *dir, struct dentry *dentry, 170 struct nameidata *nd) 171 { 172 struct hfs_find_data fd; 173 struct super_block *sb = dir->i_sb; 174 struct inode *inode = NULL; 175 int err; 176 177 if (HFSPLUS_IS_RSRC(dir) || strcmp(dentry->d_name.name, "rsrc")) 178 goto out; 179 180 inode = HFSPLUS_I(dir).rsrc_inode; 181 if (inode) 182 goto out; 183 184 inode = new_inode(sb); 185 if (!inode) 186 return ERR_PTR(-ENOMEM); 187 188 inode->i_ino = dir->i_ino; 189 INIT_LIST_HEAD(&HFSPLUS_I(inode).open_dir_list); 190 mutex_init(&HFSPLUS_I(inode).extents_lock); 191 HFSPLUS_I(inode).flags = HFSPLUS_FLG_RSRC; 192 193 hfs_find_init(HFSPLUS_SB(sb).cat_tree, &fd); 194 err = hfsplus_find_cat(sb, dir->i_ino, &fd); 195 if (!err) 196 err = hfsplus_cat_read_inode(inode, &fd); 197 hfs_find_exit(&fd); 198 if (err) { 199 iput(inode); 200 return ERR_PTR(err); 201 } 202 HFSPLUS_I(inode).rsrc_inode = dir; 203 HFSPLUS_I(dir).rsrc_inode = inode; 204 igrab(dir); 205 hlist_add_head(&inode->i_hash, &HFSPLUS_SB(sb).rsrc_inodes); 206 mark_inode_dirty(inode); 207 out: 208 d_add(dentry, inode); 209 return NULL; 210 } 211 212 static void hfsplus_get_perms(struct inode *inode, struct hfsplus_perm *perms, int dir) 213 { 214 struct super_block *sb = inode->i_sb; 215 u16 mode; 216 217 mode = be16_to_cpu(perms->mode); 218 219 inode->i_uid = be32_to_cpu(perms->owner); 220 if (!inode->i_uid && !mode) 221 inode->i_uid = HFSPLUS_SB(sb).uid; 222 223 inode->i_gid = be32_to_cpu(perms->group); 224 if (!inode->i_gid && !mode) 225 inode->i_gid = HFSPLUS_SB(sb).gid; 226 227 if (dir) { 228 mode = mode ? (mode & S_IALLUGO) : 229 (S_IRWXUGO & ~(HFSPLUS_SB(sb).umask)); 230 mode |= S_IFDIR; 231 } else if (!mode) 232 mode = S_IFREG | ((S_IRUGO|S_IWUGO) & 233 ~(HFSPLUS_SB(sb).umask)); 234 inode->i_mode = mode; 235 236 HFSPLUS_I(inode).rootflags = perms->rootflags; 237 HFSPLUS_I(inode).userflags = perms->userflags; 238 if (perms->rootflags & HFSPLUS_FLG_IMMUTABLE) 239 inode->i_flags |= S_IMMUTABLE; 240 else 241 inode->i_flags &= ~S_IMMUTABLE; 242 if (perms->rootflags & HFSPLUS_FLG_APPEND) 243 inode->i_flags |= S_APPEND; 244 else 245 inode->i_flags &= ~S_APPEND; 246 } 247 248 static void hfsplus_set_perms(struct inode *inode, struct hfsplus_perm *perms) 249 { 250 if (inode->i_flags & S_IMMUTABLE) 251 perms->rootflags |= HFSPLUS_FLG_IMMUTABLE; 252 else 253 perms->rootflags &= ~HFSPLUS_FLG_IMMUTABLE; 254 if (inode->i_flags & S_APPEND) 255 perms->rootflags |= HFSPLUS_FLG_APPEND; 256 else 257 perms->rootflags &= ~HFSPLUS_FLG_APPEND; 258 perms->userflags = HFSPLUS_I(inode).userflags; 259 perms->mode = cpu_to_be16(inode->i_mode); 260 perms->owner = cpu_to_be32(inode->i_uid); 261 perms->group = cpu_to_be32(inode->i_gid); 262 perms->dev = cpu_to_be32(HFSPLUS_I(inode).dev); 263 } 264 265 static int hfsplus_file_open(struct inode *inode, struct file *file) 266 { 267 if (HFSPLUS_IS_RSRC(inode)) 268 inode = HFSPLUS_I(inode).rsrc_inode; 269 if (!(file->f_flags & O_LARGEFILE) && i_size_read(inode) > MAX_NON_LFS) 270 return -EOVERFLOW; 271 atomic_inc(&HFSPLUS_I(inode).opencnt); 272 return 0; 273 } 274 275 static int hfsplus_file_release(struct inode *inode, struct file *file) 276 { 277 struct super_block *sb = inode->i_sb; 278 279 if (HFSPLUS_IS_RSRC(inode)) 280 inode = HFSPLUS_I(inode).rsrc_inode; 281 if (atomic_dec_and_test(&HFSPLUS_I(inode).opencnt)) { 282 mutex_lock(&inode->i_mutex); 283 hfsplus_file_truncate(inode); 284 if (inode->i_flags & S_DEAD) { 285 hfsplus_delete_cat(inode->i_ino, HFSPLUS_SB(sb).hidden_dir, NULL); 286 hfsplus_delete_inode(inode); 287 } 288 mutex_unlock(&inode->i_mutex); 289 } 290 return 0; 291 } 292 293 static int hfsplus_setattr(struct dentry *dentry, struct iattr *attr) 294 { 295 struct inode *inode = dentry->d_inode; 296 int error; 297 298 error = inode_change_ok(inode, attr); 299 if (error) 300 return error; 301 302 if ((attr->ia_valid & ATTR_SIZE) && 303 attr->ia_size != i_size_read(inode)) { 304 error = vmtruncate(inode, attr->ia_size); 305 if (error) 306 return error; 307 } 308 309 setattr_copy(inode, attr); 310 mark_inode_dirty(inode); 311 return 0; 312 } 313 314 static int hfsplus_file_fsync(struct file *filp, int datasync) 315 { 316 struct inode *inode = filp->f_mapping->host; 317 struct super_block * sb; 318 int ret, err; 319 320 /* sync the inode to buffers */ 321 ret = write_inode_now(inode, 0); 322 323 /* sync the superblock to buffers */ 324 sb = inode->i_sb; 325 if (sb->s_dirt) { 326 if (!(sb->s_flags & MS_RDONLY)) 327 hfsplus_sync_fs(sb, 1); 328 else 329 sb->s_dirt = 0; 330 } 331 332 /* .. finally sync the buffers to disk */ 333 err = sync_blockdev(sb->s_bdev); 334 if (!ret) 335 ret = err; 336 return ret; 337 } 338 339 static const struct inode_operations hfsplus_file_inode_operations = { 340 .lookup = hfsplus_file_lookup, 341 .truncate = hfsplus_file_truncate, 342 .setattr = hfsplus_setattr, 343 .setxattr = hfsplus_setxattr, 344 .getxattr = hfsplus_getxattr, 345 .listxattr = hfsplus_listxattr, 346 }; 347 348 static const struct file_operations hfsplus_file_operations = { 349 .llseek = generic_file_llseek, 350 .read = do_sync_read, 351 .aio_read = generic_file_aio_read, 352 .write = do_sync_write, 353 .aio_write = generic_file_aio_write, 354 .mmap = generic_file_mmap, 355 .splice_read = generic_file_splice_read, 356 .fsync = hfsplus_file_fsync, 357 .open = hfsplus_file_open, 358 .release = hfsplus_file_release, 359 .unlocked_ioctl = hfsplus_ioctl, 360 }; 361 362 struct inode *hfsplus_new_inode(struct super_block *sb, int mode) 363 { 364 struct inode *inode = new_inode(sb); 365 if (!inode) 366 return NULL; 367 368 inode->i_ino = HFSPLUS_SB(sb).next_cnid++; 369 inode->i_mode = mode; 370 inode->i_uid = current_fsuid(); 371 inode->i_gid = current_fsgid(); 372 inode->i_nlink = 1; 373 inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME_SEC; 374 INIT_LIST_HEAD(&HFSPLUS_I(inode).open_dir_list); 375 mutex_init(&HFSPLUS_I(inode).extents_lock); 376 atomic_set(&HFSPLUS_I(inode).opencnt, 0); 377 HFSPLUS_I(inode).flags = 0; 378 memset(HFSPLUS_I(inode).first_extents, 0, sizeof(hfsplus_extent_rec)); 379 memset(HFSPLUS_I(inode).cached_extents, 0, sizeof(hfsplus_extent_rec)); 380 HFSPLUS_I(inode).alloc_blocks = 0; 381 HFSPLUS_I(inode).first_blocks = 0; 382 HFSPLUS_I(inode).cached_start = 0; 383 HFSPLUS_I(inode).cached_blocks = 0; 384 HFSPLUS_I(inode).phys_size = 0; 385 HFSPLUS_I(inode).fs_blocks = 0; 386 HFSPLUS_I(inode).rsrc_inode = NULL; 387 if (S_ISDIR(inode->i_mode)) { 388 inode->i_size = 2; 389 HFSPLUS_SB(sb).folder_count++; 390 inode->i_op = &hfsplus_dir_inode_operations; 391 inode->i_fop = &hfsplus_dir_operations; 392 } else if (S_ISREG(inode->i_mode)) { 393 HFSPLUS_SB(sb).file_count++; 394 inode->i_op = &hfsplus_file_inode_operations; 395 inode->i_fop = &hfsplus_file_operations; 396 inode->i_mapping->a_ops = &hfsplus_aops; 397 HFSPLUS_I(inode).clump_blocks = HFSPLUS_SB(sb).data_clump_blocks; 398 } else if (S_ISLNK(inode->i_mode)) { 399 HFSPLUS_SB(sb).file_count++; 400 inode->i_op = &page_symlink_inode_operations; 401 inode->i_mapping->a_ops = &hfsplus_aops; 402 HFSPLUS_I(inode).clump_blocks = 1; 403 } else 404 HFSPLUS_SB(sb).file_count++; 405 insert_inode_hash(inode); 406 mark_inode_dirty(inode); 407 sb->s_dirt = 1; 408 409 return inode; 410 } 411 412 void hfsplus_delete_inode(struct inode *inode) 413 { 414 struct super_block *sb = inode->i_sb; 415 416 if (S_ISDIR(inode->i_mode)) { 417 HFSPLUS_SB(sb).folder_count--; 418 sb->s_dirt = 1; 419 return; 420 } 421 HFSPLUS_SB(sb).file_count--; 422 if (S_ISREG(inode->i_mode)) { 423 if (!inode->i_nlink) { 424 inode->i_size = 0; 425 hfsplus_file_truncate(inode); 426 } 427 } else if (S_ISLNK(inode->i_mode)) { 428 inode->i_size = 0; 429 hfsplus_file_truncate(inode); 430 } 431 sb->s_dirt = 1; 432 } 433 434 void hfsplus_inode_read_fork(struct inode *inode, struct hfsplus_fork_raw *fork) 435 { 436 struct super_block *sb = inode->i_sb; 437 u32 count; 438 int i; 439 440 memcpy(&HFSPLUS_I(inode).first_extents, &fork->extents, 441 sizeof(hfsplus_extent_rec)); 442 for (count = 0, i = 0; i < 8; i++) 443 count += be32_to_cpu(fork->extents[i].block_count); 444 HFSPLUS_I(inode).first_blocks = count; 445 memset(HFSPLUS_I(inode).cached_extents, 0, sizeof(hfsplus_extent_rec)); 446 HFSPLUS_I(inode).cached_start = 0; 447 HFSPLUS_I(inode).cached_blocks = 0; 448 449 HFSPLUS_I(inode).alloc_blocks = be32_to_cpu(fork->total_blocks); 450 inode->i_size = HFSPLUS_I(inode).phys_size = be64_to_cpu(fork->total_size); 451 HFSPLUS_I(inode).fs_blocks = (inode->i_size + sb->s_blocksize - 1) >> sb->s_blocksize_bits; 452 inode_set_bytes(inode, HFSPLUS_I(inode).fs_blocks << sb->s_blocksize_bits); 453 HFSPLUS_I(inode).clump_blocks = be32_to_cpu(fork->clump_size) >> HFSPLUS_SB(sb).alloc_blksz_shift; 454 if (!HFSPLUS_I(inode).clump_blocks) 455 HFSPLUS_I(inode).clump_blocks = HFSPLUS_IS_RSRC(inode) ? HFSPLUS_SB(sb).rsrc_clump_blocks : 456 HFSPLUS_SB(sb).data_clump_blocks; 457 } 458 459 void hfsplus_inode_write_fork(struct inode *inode, struct hfsplus_fork_raw *fork) 460 { 461 memcpy(&fork->extents, &HFSPLUS_I(inode).first_extents, 462 sizeof(hfsplus_extent_rec)); 463 fork->total_size = cpu_to_be64(inode->i_size); 464 fork->total_blocks = cpu_to_be32(HFSPLUS_I(inode).alloc_blocks); 465 } 466 467 int hfsplus_cat_read_inode(struct inode *inode, struct hfs_find_data *fd) 468 { 469 hfsplus_cat_entry entry; 470 int res = 0; 471 u16 type; 472 473 type = hfs_bnode_read_u16(fd->bnode, fd->entryoffset); 474 475 HFSPLUS_I(inode).dev = 0; 476 if (type == HFSPLUS_FOLDER) { 477 struct hfsplus_cat_folder *folder = &entry.folder; 478 479 if (fd->entrylength < sizeof(struct hfsplus_cat_folder)) 480 /* panic? */; 481 hfs_bnode_read(fd->bnode, &entry, fd->entryoffset, 482 sizeof(struct hfsplus_cat_folder)); 483 hfsplus_get_perms(inode, &folder->permissions, 1); 484 inode->i_nlink = 1; 485 inode->i_size = 2 + be32_to_cpu(folder->valence); 486 inode->i_atime = hfsp_mt2ut(folder->access_date); 487 inode->i_mtime = hfsp_mt2ut(folder->content_mod_date); 488 inode->i_ctime = hfsp_mt2ut(folder->attribute_mod_date); 489 HFSPLUS_I(inode).create_date = folder->create_date; 490 HFSPLUS_I(inode).fs_blocks = 0; 491 inode->i_op = &hfsplus_dir_inode_operations; 492 inode->i_fop = &hfsplus_dir_operations; 493 } else if (type == HFSPLUS_FILE) { 494 struct hfsplus_cat_file *file = &entry.file; 495 496 if (fd->entrylength < sizeof(struct hfsplus_cat_file)) 497 /* panic? */; 498 hfs_bnode_read(fd->bnode, &entry, fd->entryoffset, 499 sizeof(struct hfsplus_cat_file)); 500 501 hfsplus_inode_read_fork(inode, HFSPLUS_IS_DATA(inode) ? 502 &file->data_fork : &file->rsrc_fork); 503 hfsplus_get_perms(inode, &file->permissions, 0); 504 inode->i_nlink = 1; 505 if (S_ISREG(inode->i_mode)) { 506 if (file->permissions.dev) 507 inode->i_nlink = be32_to_cpu(file->permissions.dev); 508 inode->i_op = &hfsplus_file_inode_operations; 509 inode->i_fop = &hfsplus_file_operations; 510 inode->i_mapping->a_ops = &hfsplus_aops; 511 } else if (S_ISLNK(inode->i_mode)) { 512 inode->i_op = &page_symlink_inode_operations; 513 inode->i_mapping->a_ops = &hfsplus_aops; 514 } else { 515 init_special_inode(inode, inode->i_mode, 516 be32_to_cpu(file->permissions.dev)); 517 } 518 inode->i_atime = hfsp_mt2ut(file->access_date); 519 inode->i_mtime = hfsp_mt2ut(file->content_mod_date); 520 inode->i_ctime = hfsp_mt2ut(file->attribute_mod_date); 521 HFSPLUS_I(inode).create_date = file->create_date; 522 } else { 523 printk(KERN_ERR "hfs: bad catalog entry used to create inode\n"); 524 res = -EIO; 525 } 526 return res; 527 } 528 529 int hfsplus_cat_write_inode(struct inode *inode) 530 { 531 struct inode *main_inode = inode; 532 struct hfs_find_data fd; 533 hfsplus_cat_entry entry; 534 535 if (HFSPLUS_IS_RSRC(inode)) 536 main_inode = HFSPLUS_I(inode).rsrc_inode; 537 538 if (!main_inode->i_nlink) 539 return 0; 540 541 if (hfs_find_init(HFSPLUS_SB(main_inode->i_sb).cat_tree, &fd)) 542 /* panic? */ 543 return -EIO; 544 545 if (hfsplus_find_cat(main_inode->i_sb, main_inode->i_ino, &fd)) 546 /* panic? */ 547 goto out; 548 549 if (S_ISDIR(main_inode->i_mode)) { 550 struct hfsplus_cat_folder *folder = &entry.folder; 551 552 if (fd.entrylength < sizeof(struct hfsplus_cat_folder)) 553 /* panic? */; 554 hfs_bnode_read(fd.bnode, &entry, fd.entryoffset, 555 sizeof(struct hfsplus_cat_folder)); 556 /* simple node checks? */ 557 hfsplus_set_perms(inode, &folder->permissions); 558 folder->access_date = hfsp_ut2mt(inode->i_atime); 559 folder->content_mod_date = hfsp_ut2mt(inode->i_mtime); 560 folder->attribute_mod_date = hfsp_ut2mt(inode->i_ctime); 561 folder->valence = cpu_to_be32(inode->i_size - 2); 562 hfs_bnode_write(fd.bnode, &entry, fd.entryoffset, 563 sizeof(struct hfsplus_cat_folder)); 564 } else if (HFSPLUS_IS_RSRC(inode)) { 565 struct hfsplus_cat_file *file = &entry.file; 566 hfs_bnode_read(fd.bnode, &entry, fd.entryoffset, 567 sizeof(struct hfsplus_cat_file)); 568 hfsplus_inode_write_fork(inode, &file->rsrc_fork); 569 hfs_bnode_write(fd.bnode, &entry, fd.entryoffset, 570 sizeof(struct hfsplus_cat_file)); 571 } else { 572 struct hfsplus_cat_file *file = &entry.file; 573 574 if (fd.entrylength < sizeof(struct hfsplus_cat_file)) 575 /* panic? */; 576 hfs_bnode_read(fd.bnode, &entry, fd.entryoffset, 577 sizeof(struct hfsplus_cat_file)); 578 hfsplus_inode_write_fork(inode, &file->data_fork); 579 if (S_ISREG(inode->i_mode)) 580 HFSPLUS_I(inode).dev = inode->i_nlink; 581 if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) 582 HFSPLUS_I(inode).dev = kdev_t_to_nr(inode->i_rdev); 583 hfsplus_set_perms(inode, &file->permissions); 584 if ((file->permissions.rootflags | file->permissions.userflags) & HFSPLUS_FLG_IMMUTABLE) 585 file->flags |= cpu_to_be16(HFSPLUS_FILE_LOCKED); 586 else 587 file->flags &= cpu_to_be16(~HFSPLUS_FILE_LOCKED); 588 file->access_date = hfsp_ut2mt(inode->i_atime); 589 file->content_mod_date = hfsp_ut2mt(inode->i_mtime); 590 file->attribute_mod_date = hfsp_ut2mt(inode->i_ctime); 591 hfs_bnode_write(fd.bnode, &entry, fd.entryoffset, 592 sizeof(struct hfsplus_cat_file)); 593 } 594 out: 595 hfs_find_exit(&fd); 596 return 0; 597 } 598