225 static void init_tracked_chunk(struct bio *bio)  in init_tracked_chunk()
231 static bool is_bio_tracked(struct bio *bio)  in is_bio_tracked()
237 static void track_chunk(struct dm_snapshot *s, struct bio *bio, chunk_t chunk)  in track_chunk()
249 static void stop_tracking_chunk(struct dm_snapshot *s, struct bio *bio)  in stop_tracking_chunk()
1385 static void flush_bios(struct bio *bio)  in flush_bios()
1402 static void retry_origin_bios(struct dm_snapshot *s, struct bio *bio)  in retry_origin_bios()
1420 static void error_bios(struct bio *bio)  in error_bios()
1592 static void full_bio_end_io(struct bio *bio)  in full_bio_end_io()
1600 			   struct bio *bio)  in start_full_bio()
1668 			    struct bio *bio, chunk_t chunk)  in remap_exception()
1677 static int snapshot_map(struct dm_target *ti, struct bio *bio)  in snapshot_map()
1797 static int snapshot_merge_map(struct dm_target *ti, struct bio *bio)  in snapshot_merge_map()
1857 static int snapshot_end_io(struct dm_target *ti, struct bio *bio, int error)  in snapshot_end_io()
2072 			  struct bio *bio)  in __origin_write()
2184 static int do_origin(struct dm_dev *origin, struct bio *bio)  in do_origin()
2285 static int origin_map(struct dm_target *ti, struct bio *bio)  in origin_map()