btrfs: remove all unused functions

[pandora-kernel.git] / fs / btrfs / extent_io.h

diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index d1c5a57..4e8445a 100644 (file)
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -153,15 +153,6 @@ static inline int extent_compress_type(unsigned long bio_flags)
 
 struct extent_map_tree;
 
-static inline struct extent_state *extent_state_next(struct extent_state *state)
-{
-       struct rb_node *node;
-       node = rb_next(&state->rb_node);
-       if (!node)
-               return NULL;
-       return rb_entry(node, struct extent_state, rb_node);
-}
-
 typedef struct extent_map *(get_extent_t)(struct inode *inode,
                                          struct page *page,
                                          size_t pg_offset,
@@ -237,17 +228,8 @@ int extent_readpages(struct extent_io_tree *tree,
                     struct address_space *mapping,
                     struct list_head *pages, unsigned nr_pages,
                     get_extent_t get_extent);
-int extent_prepare_write(struct extent_io_tree *tree,
-                        struct inode *inode, struct page *page,
-                        unsigned from, unsigned to, get_extent_t *get_extent);
-int extent_commit_write(struct extent_io_tree *tree,
-                       struct inode *inode, struct page *page,
-                       unsigned from, unsigned to);
-sector_t extent_bmap(struct address_space *mapping, sector_t iblock,
-               get_extent_t *get_extent);
 int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
                __u64 start, __u64 len, get_extent_t *get_extent);
-int set_range_dirty(struct extent_io_tree *tree, u64 start, u64 end);
 int set_state_private(struct extent_io_tree *tree, u64 start, u64 private);
 int get_state_private(struct extent_io_tree *tree, u64 start, u64 *private);
 void set_page_extent_mapped(struct page *page);
@@ -284,9 +266,6 @@ void memmove_extent_buffer(struct extent_buffer *dst, unsigned long dst_offset,
                           unsigned long src_offset, unsigned long len);
 void memset_extent_buffer(struct extent_buffer *eb, char c,
                          unsigned long start, unsigned long len);
-int wait_on_extent_buffer_writeback(struct extent_io_tree *tree,
-                                   struct extent_buffer *eb);
-int wait_on_extent_writeback(struct extent_io_tree *tree, u64 start, u64 end);
 int wait_extent_bit(struct extent_io_tree *tree, u64 start, u64 end, int bits);
 int clear_extent_buffer_dirty(struct extent_io_tree *tree,
                              struct extent_buffer *eb);