diff options
Diffstat (limited to 'fs/fat/file.c')
-rw-r--r-- | fs/fat/file.c | 49 |
1 files changed, 18 insertions, 31 deletions
diff --git a/fs/fat/file.c b/fs/fat/file.c index 990dfae022e5..7257752b6d5d 100644 --- a/fs/fat/file.c +++ b/fs/fat/file.c | |||
@@ -364,18 +364,6 @@ static int fat_allow_set_time(struct msdos_sb_info *sbi, struct inode *inode) | |||
364 | return 0; | 364 | return 0; |
365 | } | 365 | } |
366 | 366 | ||
367 | int fat_setsize(struct inode *inode, loff_t offset) | ||
368 | { | ||
369 | int error; | ||
370 | |||
371 | error = simple_setsize(inode, offset); | ||
372 | if (error) | ||
373 | return error; | ||
374 | fat_truncate_blocks(inode, offset); | ||
375 | |||
376 | return error; | ||
377 | } | ||
378 | |||
379 | #define TIMES_SET_FLAGS (ATTR_MTIME_SET | ATTR_ATIME_SET | ATTR_TIMES_SET) | 367 | #define TIMES_SET_FLAGS (ATTR_MTIME_SET | ATTR_ATIME_SET | ATTR_TIMES_SET) |
380 | /* valid file mode bits */ | 368 | /* valid file mode bits */ |
381 | #define FAT_VALID_MODE (S_IFREG | S_IFDIR | S_IRWXUGO) | 369 | #define FAT_VALID_MODE (S_IFREG | S_IFDIR | S_IRWXUGO) |
@@ -387,21 +375,6 @@ int fat_setattr(struct dentry *dentry, struct iattr *attr) | |||
387 | unsigned int ia_valid; | 375 | unsigned int ia_valid; |
388 | int error; | 376 | int error; |
389 | 377 | ||
390 | /* | ||
391 | * Expand the file. Since inode_setattr() updates ->i_size | ||
392 | * before calling the ->truncate(), but FAT needs to fill the | ||
393 | * hole before it. XXX: this is no longer true with new truncate | ||
394 | * sequence. | ||
395 | */ | ||
396 | if (attr->ia_valid & ATTR_SIZE) { | ||
397 | if (attr->ia_size > inode->i_size) { | ||
398 | error = fat_cont_expand(inode, attr->ia_size); | ||
399 | if (error || attr->ia_valid == ATTR_SIZE) | ||
400 | goto out; | ||
401 | attr->ia_valid &= ~ATTR_SIZE; | ||
402 | } | ||
403 | } | ||
404 | |||
405 | /* Check for setting the inode time. */ | 378 | /* Check for setting the inode time. */ |
406 | ia_valid = attr->ia_valid; | 379 | ia_valid = attr->ia_valid; |
407 | if (ia_valid & TIMES_SET_FLAGS) { | 380 | if (ia_valid & TIMES_SET_FLAGS) { |
@@ -417,6 +390,21 @@ int fat_setattr(struct dentry *dentry, struct iattr *attr) | |||
417 | goto out; | 390 | goto out; |
418 | } | 391 | } |
419 | 392 | ||
393 | /* | ||
394 | * Expand the file. Since inode_setattr() updates ->i_size | ||
395 | * before calling the ->truncate(), but FAT needs to fill the | ||
396 | * hole before it. XXX: this is no longer true with new truncate | ||
397 | * sequence. | ||
398 | */ | ||
399 | if (attr->ia_valid & ATTR_SIZE) { | ||
400 | if (attr->ia_size > inode->i_size) { | ||
401 | error = fat_cont_expand(inode, attr->ia_size); | ||
402 | if (error || attr->ia_valid == ATTR_SIZE) | ||
403 | goto out; | ||
404 | attr->ia_valid &= ~ATTR_SIZE; | ||
405 | } | ||
406 | } | ||
407 | |||
420 | if (((attr->ia_valid & ATTR_UID) && | 408 | if (((attr->ia_valid & ATTR_UID) && |
421 | (attr->ia_uid != sbi->options.fs_uid)) || | 409 | (attr->ia_uid != sbi->options.fs_uid)) || |
422 | ((attr->ia_valid & ATTR_GID) && | 410 | ((attr->ia_valid & ATTR_GID) && |
@@ -441,12 +429,11 @@ int fat_setattr(struct dentry *dentry, struct iattr *attr) | |||
441 | } | 429 | } |
442 | 430 | ||
443 | if (attr->ia_valid & ATTR_SIZE) { | 431 | if (attr->ia_valid & ATTR_SIZE) { |
444 | error = fat_setsize(inode, attr->ia_size); | 432 | truncate_setsize(inode, attr->ia_size); |
445 | if (error) | 433 | fat_truncate_blocks(inode, attr->ia_size); |
446 | goto out; | ||
447 | } | 434 | } |
448 | 435 | ||
449 | generic_setattr(inode, attr); | 436 | setattr_copy(inode, attr); |
450 | mark_inode_dirty(inode); | 437 | mark_inode_dirty(inode); |
451 | out: | 438 | out: |
452 | return error; | 439 | return error; |