diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index bbbcbf87ac93..ee5d29a0219f 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -124,8 +124,8 @@ struct async_submit_bio {
 	void *private_data;
 	struct btrfs_fs_info *fs_info;
 	struct bio *bio;
-	extent_submit_bio_hook_t *submit_bio_start;
-	extent_submit_bio_hook_t *submit_bio_done;
+	extent_submit_bio_start_t *submit_bio_start;
+	extent_submit_bio_done_t *submit_bio_done;
 	int mirror_num;
 	unsigned long bio_flags;
 	/*
@@ -751,8 +751,8 @@ static void run_one_async_free(struct btrfs_work *work)
 blk_status_t btrfs_wq_submit_bio(struct btrfs_fs_info *fs_info, struct bio *bio,
 				 int mirror_num, unsigned long bio_flags,
 				 u64 bio_offset, void *private_data,
-				 extent_submit_bio_hook_t *submit_bio_start,
-				 extent_submit_bio_hook_t *submit_bio_done)
+				 extent_submit_bio_start_t *submit_bio_start,
+				 extent_submit_bio_done_t *submit_bio_done)
 {
 	struct async_submit_bio *async;
 
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index aaf99529883d..70a88d61b547 100644
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -131,8 +131,8 @@ blk_status_t btrfs_bio_wq_end_io(struct btrfs_fs_info *info, struct bio *bio,
 blk_status_t btrfs_wq_submit_bio(struct btrfs_fs_info *fs_info, struct bio *bio,
 			int mirror_num, unsigned long bio_flags,
 			u64 bio_offset, void *private_data,
-			extent_submit_bio_hook_t *submit_bio_start,
-			extent_submit_bio_hook_t *submit_bio_done);
+			extent_submit_bio_start_t *submit_bio_start,
+			extent_submit_bio_done_t *submit_bio_done);
 int btrfs_write_tree_block(struct extent_buffer *buf);
 void btrfs_wait_tree_block_writeback(struct extent_buffer *buf);
 int btrfs_init_log_root_tree(struct btrfs_trans_handle *trans,
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index c82a5842d524..bbfae2abfb39 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -95,6 +95,15 @@ struct io_failure_record;
 typedef	blk_status_t (extent_submit_bio_hook_t)(void *private_data, struct bio *bio,
 				       int mirror_num, unsigned long bio_flags,
 				       u64 bio_offset);
+
+typedef blk_status_t (extent_submit_bio_start_t)(void *private_data,
+		struct bio *bio, int mirror_num, unsigned long bio_flags,
+		u64 bio_offset);
+
+typedef blk_status_t (extent_submit_bio_done_t)(void *private_data,
+		struct bio *bio, int mirror_num, unsigned long bio_flags,
+		u64 bio_offset);
+
 struct extent_io_ops {
 	/*
 	 * The following callbacks must be allways defined, the function