diff --git a/fs/gfs2/bmap.h b/fs/gfs2/bmap.h
index 42fea03..81ded5e 100644
--- a/fs/gfs2/bmap.h
+++ b/fs/gfs2/bmap.h
@@ -55,5 +55,7 @@
 extern int gfs2_file_dealloc(struct gfs2_inode *ip);
 extern int gfs2_write_alloc_required(struct gfs2_inode *ip, u64 offset,
 				     unsigned int len);
+extern int gfs2_map_journal_extents(struct gfs2_sbd *sdp, struct gfs2_jdesc *jd);
+extern void gfs2_free_journal_extents(struct gfs2_jdesc *jd);
 
 #endif /* __BMAP_DOT_H__ */