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-rw-r--r--include/linux/buffer_head.h24
1 files changed, 4 insertions, 20 deletions
diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index bd7ac793be19..16ed0284d780 100644
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -155,6 +155,7 @@ void create_empty_buffers(struct page *, unsigned long,
155 unsigned long b_state); 155 unsigned long b_state);
156void end_buffer_read_sync(struct buffer_head *bh, int uptodate); 156void end_buffer_read_sync(struct buffer_head *bh, int uptodate);
157void end_buffer_write_sync(struct buffer_head *bh, int uptodate); 157void end_buffer_write_sync(struct buffer_head *bh, int uptodate);
158void end_buffer_async_write(struct buffer_head *bh, int uptodate);
158 159
159/* Things to do with buffers at mapping->private_list */ 160/* Things to do with buffers at mapping->private_list */
160void mark_buffer_dirty_inode(struct buffer_head *bh, struct inode *inode); 161void mark_buffer_dirty_inode(struct buffer_head *bh, struct inode *inode);
@@ -165,15 +166,8 @@ int sync_mapping_buffers(struct address_space *mapping);
165void unmap_underlying_metadata(struct block_device *bdev, sector_t block); 166void unmap_underlying_metadata(struct block_device *bdev, sector_t block);
166 167
167void mark_buffer_async_write(struct buffer_head *bh); 168void mark_buffer_async_write(struct buffer_head *bh);
168void invalidate_bdev(struct block_device *);
169int sync_blockdev(struct block_device *bdev);
170void __wait_on_buffer(struct buffer_head *); 169void __wait_on_buffer(struct buffer_head *);
171wait_queue_head_t *bh_waitq_head(struct buffer_head *bh); 170wait_queue_head_t *bh_waitq_head(struct buffer_head *bh);
172int fsync_bdev(struct block_device *);
173struct super_block *freeze_bdev(struct block_device *);
174int thaw_bdev(struct block_device *, struct super_block *);
175int fsync_super(struct super_block *);
176int fsync_no_super(struct block_device *);
177struct buffer_head *__find_get_block(struct block_device *bdev, sector_t block, 171struct buffer_head *__find_get_block(struct block_device *bdev, sector_t block,
178 unsigned size); 172 unsigned size);
179struct buffer_head *__getblk(struct block_device *bdev, sector_t block, 173struct buffer_head *__getblk(struct block_device *bdev, sector_t block,
@@ -204,6 +198,8 @@ extern int buffer_heads_over_limit;
204void block_invalidatepage(struct page *page, unsigned long offset); 198void block_invalidatepage(struct page *page, unsigned long offset);
205int block_write_full_page(struct page *page, get_block_t *get_block, 199int block_write_full_page(struct page *page, get_block_t *get_block,
206 struct writeback_control *wbc); 200 struct writeback_control *wbc);
201int block_write_full_page_endio(struct page *page, get_block_t *get_block,
202 struct writeback_control *wbc, bh_end_io_t *handler);
207int block_read_full_page(struct page*, get_block_t*); 203int block_read_full_page(struct page*, get_block_t*);
208int block_is_partially_uptodate(struct page *page, read_descriptor_t *desc, 204int block_is_partially_uptodate(struct page *page, read_descriptor_t *desc,
209 unsigned long from); 205 unsigned long from);
@@ -223,7 +219,7 @@ int cont_write_begin(struct file *, struct address_space *, loff_t,
223 get_block_t *, loff_t *); 219 get_block_t *, loff_t *);
224int generic_cont_expand_simple(struct inode *inode, loff_t size); 220int generic_cont_expand_simple(struct inode *inode, loff_t size);
225int block_commit_write(struct page *page, unsigned from, unsigned to); 221int block_commit_write(struct page *page, unsigned from, unsigned to);
226int block_page_mkwrite(struct vm_area_struct *vma, struct page *page, 222int block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
227 get_block_t get_block); 223 get_block_t get_block);
228void block_sync_page(struct page *); 224void block_sync_page(struct page *);
229sector_t generic_block_bmap(struct address_space *, sector_t, get_block_t *); 225sector_t generic_block_bmap(struct address_space *, sector_t, get_block_t *);
@@ -339,22 +335,10 @@ extern int __set_page_dirty_buffers(struct page *page);
339 335
340static inline void buffer_init(void) {} 336static inline void buffer_init(void) {}
341static inline int try_to_free_buffers(struct page *page) { return 1; } 337static inline int try_to_free_buffers(struct page *page) { return 1; }
342static inline int sync_blockdev(struct block_device *bdev) { return 0; }
343static inline int inode_has_buffers(struct inode *inode) { return 0; } 338static inline int inode_has_buffers(struct inode *inode) { return 0; }
344static inline void invalidate_inode_buffers(struct inode *inode) {} 339static inline void invalidate_inode_buffers(struct inode *inode) {}
345static inline int remove_inode_buffers(struct inode *inode) { return 1; } 340static inline int remove_inode_buffers(struct inode *inode) { return 1; }
346static inline int sync_mapping_buffers(struct address_space *mapping) { return 0; } 341static inline int sync_mapping_buffers(struct address_space *mapping) { return 0; }
347static inline void invalidate_bdev(struct block_device *bdev) {}
348
349static inline struct super_block *freeze_bdev(struct block_device *sb)
350{
351 return NULL;
352}
353
354static inline int thaw_bdev(struct block_device *bdev, struct super_block *sb)
355{
356 return 0;
357}
358 342
359#endif /* CONFIG_BLOCK */ 343#endif /* CONFIG_BLOCK */
360#endif /* _LINUX_BUFFER_HEAD_H */ 344#endif /* _LINUX_BUFFER_HEAD_H */