1 files changed, 4 insertions, 4 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 06c593775b82..cbf37df05a88 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -220,7 +220,7 @@ void btrfs_set_buffer_lockdep_class(u64 objectid, struct extent_buffer *eb,
  * extents on the btree inode are pretty simple, there's one extent
  * that covers the entire device
  */
-static struct extent_map *btree_get_extent(struct btrfs_inode *inode,
+struct extent_map *btree_get_extent(struct btrfs_inode *inode,
                 struct page *page, size_t pg_offset, u64 start, u64 len,
                 int create)
 {
@@ -455,7 +455,7 @@ static int btree_read_extent_buffer_pages(struct btrfs_fs_info *fs_info,
         io_tree = &BTRFS_I(fs_info->btree_inode)->io_tree;
         while (1) {
                 ret = read_extent_buffer_pages(io_tree, eb, WAIT_COMPLETE,
-                                               btree_get_extent, mirror_num);
+                                               mirror_num);
                 if (!ret) {
                         if (!verify_parent_transid(io_tree, eb,
                                                    parent_transid, 0))
@@ -1012,7 +1012,7 @@ void readahead_tree_block(struct btrfs_fs_info *fs_info, u64 bytenr)
         if (IS_ERR(buf))
                 return;
         read_extent_buffer_pages(&BTRFS_I(btree_inode)->io_tree,
-                                 buf, WAIT_NONE, btree_get_extent, 0);
+                                 buf, WAIT_NONE, 0);
         free_extent_buffer(buf);
 }
 
@@ -1031,7 +1031,7 @@ int reada_tree_block_flagged(struct btrfs_fs_info *fs_info, u64 bytenr,
         set_bit(EXTENT_BUFFER_READAHEAD, &buf->bflags);
 
         ret = read_extent_buffer_pages(io_tree, buf, WAIT_PAGE_LOCK,
-                                       btree_get_extent, mirror_num);
+                                       mirror_num);
         if (ret) {
                 free_extent_buffer(buf);
                 return ret;