[ACPI] merge 3549 4320 4485 4588 4980 5483 5651 acpica asus fops pnpacpi branches...

[firefly-linux-kernel-4.4.55.git] / include / linux / buffer_head.h

diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index 6a1d154c082523dc934021afe1e36445a5fc75ac..9f159baf153fbcc12a4c7889d92597e35d205391 100644 (file)
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -126,8 +126,8 @@ BUFFER_FNS(Eopnotsupp, eopnotsupp)
 /* If we *know* page->private refers to buffer_heads */
 #define page_buffers(page)                                     \
        ({                                                      \
-               BUG_ON(!PagePrivate(page));             \
-               ((struct buffer_head *)(page)->private);        \
+               BUG_ON(!PagePrivate(page));                     \
+               ((struct buffer_head *)page_private(page));     \
        })
 #define page_has_buffers(page) PagePrivate(page)
 
@@ -188,15 +188,17 @@ extern int buffer_heads_over_limit;
  * Generic address_space_operations implementations for buffer_head-backed
  * address_spaces.
  */
-int try_to_release_page(struct page * page, int gfp_mask);
+int try_to_release_page(struct page * page, gfp_t gfp_mask);
 int block_invalidatepage(struct page *page, unsigned long offset);
+int do_invalidatepage(struct page *page, unsigned long offset);
 int block_write_full_page(struct page *page, get_block_t *get_block,
                                struct writeback_control *wbc);
 int block_read_full_page(struct page*, get_block_t*);
 int block_prepare_write(struct page*, unsigned, unsigned, get_block_t*);
 int cont_prepare_write(struct page*, unsigned, unsigned, get_block_t*,
                                loff_t *);
-int generic_cont_expand(struct inode *inode, loff_t size) ;
+int generic_cont_expand(struct inode *inode, loff_t size);
+int generic_cont_expand_simple(struct inode *inode, loff_t size);
 int block_commit_write(struct page *page, unsigned from, unsigned to);
 int block_sync_page(struct page *);
 sector_t generic_block_bmap(struct address_space *, sector_t, get_block_t *);
@@ -219,7 +221,7 @@ static inline void attach_page_buffers(struct page *page,
 {
        page_cache_get(page);
        SetPagePrivate(page);
-       page->private = (unsigned long)head;
+       set_page_private(page, (unsigned long)head);
 }
 
 static inline void get_bh(struct buffer_head *bh)