Btrfs: Bring back mount -o ssd optimizations

[linux-2.6-block.git] / fs / btrfs / ctree.h

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 96a4932178600b68bce9cc4e8d45cf7b9431b2b2..acf22ad6115cc8e62322ca36afa28c1008c177e6 100644 (file)
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1405,6 +1405,9 @@ int btrfs_csum_truncate(struct btrfs_trans_handle *trans,
                        struct btrfs_root *root, struct btrfs_path *path,
                        u64 isize);
 /* inode.c */
+int btrfs_merge_bio_hook(struct page *page, unsigned long offset,
+                        size_t size, struct bio *bio);
+
 static inline void dec_i_blocks(struct inode *inode, u64 dec)
 {
        dec = dec >> 9;