diff options
Diffstat (limited to 'fs/ufs/balloc.c')
-rw-r--r-- | fs/ufs/balloc.c | 48 |
1 files changed, 2 insertions, 46 deletions
diff --git a/fs/ufs/balloc.c b/fs/ufs/balloc.c index 95b878e5c7a0..b01804baa120 100644 --- a/fs/ufs/balloc.c +++ b/fs/ufs/balloc.c | |||
@@ -217,48 +217,6 @@ failed: | |||
217 | return; | 217 | return; |
218 | } | 218 | } |
219 | 219 | ||
220 | static struct page *ufs_get_locked_page(struct address_space *mapping, | ||
221 | unsigned long index) | ||
222 | { | ||
223 | struct page *page; | ||
224 | |||
225 | try_again: | ||
226 | page = find_lock_page(mapping, index); | ||
227 | if (!page) { | ||
228 | page = read_cache_page(mapping, index, | ||
229 | (filler_t*)mapping->a_ops->readpage, | ||
230 | NULL); | ||
231 | if (IS_ERR(page)) { | ||
232 | printk(KERN_ERR "ufs_change_blocknr: " | ||
233 | "read_cache_page error: ino %lu, index: %lu\n", | ||
234 | mapping->host->i_ino, index); | ||
235 | goto out; | ||
236 | } | ||
237 | |||
238 | lock_page(page); | ||
239 | |||
240 | if (!PageUptodate(page) || PageError(page)) { | ||
241 | unlock_page(page); | ||
242 | page_cache_release(page); | ||
243 | |||
244 | printk(KERN_ERR "ufs_change_blocknr: " | ||
245 | "can not read page: ino %lu, index: %lu\n", | ||
246 | mapping->host->i_ino, index); | ||
247 | |||
248 | page = ERR_PTR(-EIO); | ||
249 | goto out; | ||
250 | } | ||
251 | } | ||
252 | |||
253 | if (unlikely(!page->mapping || !page_has_buffers(page))) { | ||
254 | unlock_page(page); | ||
255 | page_cache_release(page); | ||
256 | goto try_again;/*we really need these buffers*/ | ||
257 | } | ||
258 | out: | ||
259 | return page; | ||
260 | } | ||
261 | |||
262 | /* | 220 | /* |
263 | * Modify inode page cache in such way: | 221 | * Modify inode page cache in such way: |
264 | * have - blocks with b_blocknr equal to oldb...oldb+count-1 | 222 | * have - blocks with b_blocknr equal to oldb...oldb+count-1 |
@@ -311,10 +269,8 @@ static void ufs_change_blocknr(struct inode *inode, unsigned int baseblk, | |||
311 | 269 | ||
312 | set_page_dirty(page); | 270 | set_page_dirty(page); |
313 | 271 | ||
314 | if (likely(cur_index != index)) { | 272 | if (likely(cur_index != index)) |
315 | unlock_page(page); | 273 | ufs_put_locked_page(page); |
316 | page_cache_release(page); | ||
317 | } | ||
318 | } | 274 | } |
319 | UFSD("EXIT\n"); | 275 | UFSD("EXIT\n"); |
320 | } | 276 | } |