diff options
Diffstat (limited to 'fs/minix')
-rw-r--r-- | fs/minix/dir.c | 21 | ||||
-rw-r--r-- | fs/minix/inode.c | 11 | ||||
-rw-r--r-- | fs/minix/minix.h | 4 |
3 files changed, 13 insertions, 23 deletions
diff --git a/fs/minix/dir.c b/fs/minix/dir.c index 1dbf921ca44b..085a9262c692 100644 --- a/fs/minix/dir.c +++ b/fs/minix/dir.c | |||
@@ -271,8 +271,7 @@ int minix_add_link(struct dentry *dentry, struct inode *inode) | |||
271 | 271 | ||
272 | got_it: | 272 | got_it: |
273 | pos = page_offset(page) + p - (char *)page_address(page); | 273 | pos = page_offset(page) + p - (char *)page_address(page); |
274 | err = __minix_write_begin(NULL, page->mapping, pos, sbi->s_dirsize, | 274 | err = minix_prepare_chunk(page, pos, sbi->s_dirsize); |
275 | AOP_FLAG_UNINTERRUPTIBLE, &page, NULL); | ||
276 | if (err) | 275 | if (err) |
277 | goto out_unlock; | 276 | goto out_unlock; |
278 | memcpy (namx, name, namelen); | 277 | memcpy (namx, name, namelen); |
@@ -297,8 +296,7 @@ out_unlock: | |||
297 | 296 | ||
298 | int minix_delete_entry(struct minix_dir_entry *de, struct page *page) | 297 | int minix_delete_entry(struct minix_dir_entry *de, struct page *page) |
299 | { | 298 | { |
300 | struct address_space *mapping = page->mapping; | 299 | struct inode *inode = page->mapping->host; |
301 | struct inode *inode = (struct inode*)mapping->host; | ||
302 | char *kaddr = page_address(page); | 300 | char *kaddr = page_address(page); |
303 | loff_t pos = page_offset(page) + (char*)de - kaddr; | 301 | loff_t pos = page_offset(page) + (char*)de - kaddr; |
304 | struct minix_sb_info *sbi = minix_sb(inode->i_sb); | 302 | struct minix_sb_info *sbi = minix_sb(inode->i_sb); |
@@ -306,8 +304,7 @@ int minix_delete_entry(struct minix_dir_entry *de, struct page *page) | |||
306 | int err; | 304 | int err; |
307 | 305 | ||
308 | lock_page(page); | 306 | lock_page(page); |
309 | err = __minix_write_begin(NULL, mapping, pos, len, | 307 | err = minix_prepare_chunk(page, pos, len); |
310 | AOP_FLAG_UNINTERRUPTIBLE, &page, NULL); | ||
311 | if (err == 0) { | 308 | if (err == 0) { |
312 | if (sbi->s_version == MINIX_V3) | 309 | if (sbi->s_version == MINIX_V3) |
313 | ((minix3_dirent *) de)->inode = 0; | 310 | ((minix3_dirent *) de)->inode = 0; |
@@ -325,16 +322,14 @@ int minix_delete_entry(struct minix_dir_entry *de, struct page *page) | |||
325 | 322 | ||
326 | int minix_make_empty(struct inode *inode, struct inode *dir) | 323 | int minix_make_empty(struct inode *inode, struct inode *dir) |
327 | { | 324 | { |
328 | struct address_space *mapping = inode->i_mapping; | 325 | struct page *page = grab_cache_page(inode->i_mapping, 0); |
329 | struct page *page = grab_cache_page(mapping, 0); | ||
330 | struct minix_sb_info *sbi = minix_sb(inode->i_sb); | 326 | struct minix_sb_info *sbi = minix_sb(inode->i_sb); |
331 | char *kaddr; | 327 | char *kaddr; |
332 | int err; | 328 | int err; |
333 | 329 | ||
334 | if (!page) | 330 | if (!page) |
335 | return -ENOMEM; | 331 | return -ENOMEM; |
336 | err = __minix_write_begin(NULL, mapping, 0, 2 * sbi->s_dirsize, | 332 | err = minix_prepare_chunk(page, 0, 2 * sbi->s_dirsize); |
337 | AOP_FLAG_UNINTERRUPTIBLE, &page, NULL); | ||
338 | if (err) { | 333 | if (err) { |
339 | unlock_page(page); | 334 | unlock_page(page); |
340 | goto fail; | 335 | goto fail; |
@@ -425,8 +420,7 @@ not_empty: | |||
425 | void minix_set_link(struct minix_dir_entry *de, struct page *page, | 420 | void minix_set_link(struct minix_dir_entry *de, struct page *page, |
426 | struct inode *inode) | 421 | struct inode *inode) |
427 | { | 422 | { |
428 | struct address_space *mapping = page->mapping; | 423 | struct inode *dir = page->mapping->host; |
429 | struct inode *dir = mapping->host; | ||
430 | struct minix_sb_info *sbi = minix_sb(dir->i_sb); | 424 | struct minix_sb_info *sbi = minix_sb(dir->i_sb); |
431 | loff_t pos = page_offset(page) + | 425 | loff_t pos = page_offset(page) + |
432 | (char *)de-(char*)page_address(page); | 426 | (char *)de-(char*)page_address(page); |
@@ -434,8 +428,7 @@ void minix_set_link(struct minix_dir_entry *de, struct page *page, | |||
434 | 428 | ||
435 | lock_page(page); | 429 | lock_page(page); |
436 | 430 | ||
437 | err = __minix_write_begin(NULL, mapping, pos, sbi->s_dirsize, | 431 | err = minix_prepare_chunk(page, pos, sbi->s_dirsize); |
438 | AOP_FLAG_UNINTERRUPTIBLE, &page, NULL); | ||
439 | if (err == 0) { | 432 | if (err == 0) { |
440 | if (sbi->s_version == MINIX_V3) | 433 | if (sbi->s_version == MINIX_V3) |
441 | ((minix3_dirent *) de)->inode = inode->i_ino; | 434 | ((minix3_dirent *) de)->inode = inode->i_ino; |
diff --git a/fs/minix/inode.c b/fs/minix/inode.c index 756f8c93780c..f4abe45229bb 100644 --- a/fs/minix/inode.c +++ b/fs/minix/inode.c | |||
@@ -357,12 +357,10 @@ static int minix_readpage(struct file *file, struct page *page) | |||
357 | return block_read_full_page(page,minix_get_block); | 357 | return block_read_full_page(page,minix_get_block); |
358 | } | 358 | } |
359 | 359 | ||
360 | int __minix_write_begin(struct file *file, struct address_space *mapping, | 360 | int minix_prepare_chunk(struct page *page, loff_t pos, unsigned len) |
361 | loff_t pos, unsigned len, unsigned flags, | ||
362 | struct page **pagep, void **fsdata) | ||
363 | { | 361 | { |
364 | return block_write_begin(file, mapping, pos, len, flags, pagep, fsdata, | 362 | return block_write_begin_newtrunc(NULL, page->mapping, pos, len, 0, |
365 | minix_get_block); | 363 | &page, NULL, minix_get_block); |
366 | } | 364 | } |
367 | 365 | ||
368 | static int minix_write_begin(struct file *file, struct address_space *mapping, | 366 | static int minix_write_begin(struct file *file, struct address_space *mapping, |
@@ -370,7 +368,8 @@ static int minix_write_begin(struct file *file, struct address_space *mapping, | |||
370 | struct page **pagep, void **fsdata) | 368 | struct page **pagep, void **fsdata) |
371 | { | 369 | { |
372 | *pagep = NULL; | 370 | *pagep = NULL; |
373 | return __minix_write_begin(file, mapping, pos, len, flags, pagep, fsdata); | 371 | return block_write_begin(file, mapping, pos, len, flags, pagep, fsdata, |
372 | minix_get_block); | ||
374 | } | 373 | } |
375 | 374 | ||
376 | static sector_t minix_bmap(struct address_space *mapping, sector_t block) | 375 | static sector_t minix_bmap(struct address_space *mapping, sector_t block) |
diff --git a/fs/minix/minix.h b/fs/minix/minix.h index 111f34ee9e3b..407b1c84911e 100644 --- a/fs/minix/minix.h +++ b/fs/minix/minix.h | |||
@@ -53,9 +53,7 @@ extern int minix_new_block(struct inode * inode); | |||
53 | extern void minix_free_block(struct inode *inode, unsigned long block); | 53 | extern void minix_free_block(struct inode *inode, unsigned long block); |
54 | extern unsigned long minix_count_free_blocks(struct minix_sb_info *sbi); | 54 | extern unsigned long minix_count_free_blocks(struct minix_sb_info *sbi); |
55 | extern int minix_getattr(struct vfsmount *, struct dentry *, struct kstat *); | 55 | extern int minix_getattr(struct vfsmount *, struct dentry *, struct kstat *); |
56 | extern int __minix_write_begin(struct file *file, struct address_space *mapping, | 56 | extern int minix_prepare_chunk(struct page *page, loff_t pos, unsigned len); |
57 | loff_t pos, unsigned len, unsigned flags, | ||
58 | struct page **pagep, void **fsdata); | ||
59 | 57 | ||
60 | extern void V1_minix_truncate(struct inode *); | 58 | extern void V1_minix_truncate(struct inode *); |
61 | extern void V2_minix_truncate(struct inode *); | 59 | extern void V2_minix_truncate(struct inode *); |