326 	struct dm_bio_prison_cell *old_ocell;
327 	struct dm_bio_prison_cell *new_ocell;
337 	struct dm_bio_prison_cell *cell1;
338 	struct dm_bio_prison_cell *cell2;
348 static struct dm_bio_prison_cell *alloc_prison_cell(struct cache *cache)  in alloc_prison_cell()
354 static void free_prison_cell(struct cache *cache, struct dm_bio_prison_cell *cell)  in free_prison_cell()
429 static struct dm_bio_prison_cell *prealloc_get_cell(struct prealloc *p)  in prealloc_get_cell()
431 	struct dm_bio_prison_cell *r = NULL;  in prealloc_get_cell()
450 static void prealloc_put_cell(struct prealloc *p, struct dm_bio_prison_cell *cell)  in prealloc_put_cell()
477 typedef void (*cell_free_fn)(void *context, struct dm_bio_prison_cell *cell);
480 			    struct bio *bio, struct dm_bio_prison_cell *cell_prealloc,  in bio_detain_range()
482 			    struct dm_bio_prison_cell **cell_result)  in bio_detain_range()
496 		      struct bio *bio, struct dm_bio_prison_cell *cell_prealloc,  in bio_detain()
498 		      struct dm_bio_prison_cell **cell_result)  in bio_detain()
508 		    struct dm_bio_prison_cell **cell_result)  in get_cell()
512 	struct dm_bio_prison_cell *cell_prealloc;  in get_cell()
790 		   struct dm_bio_prison_cell *cell)  in inc_ds()
820 static void inc_and_issue(struct cache *cache, struct bio *bio, struct dm_bio_prison_cell *cell)  in inc_and_issue()
894 static void __cell_defer(struct cache *cache, struct dm_bio_prison_cell *cell,  in __cell_defer()
902 static void cell_defer(struct cache *cache, struct dm_bio_prison_cell *cell,  in cell_defer()
1252 		    struct dm_bio_prison_cell *cell)  in promote()
1276 		      struct dm_bio_prison_cell *cell)  in writeback()
1301 				struct dm_bio_prison_cell *old_ocell,  in demote_then_promote()
1302 				struct dm_bio_prison_cell *new_ocell)  in demote_then_promote()
1331 		       struct dm_bio_prison_cell *cell)  in invalidate()
1354 		    struct dm_bio_prison_cell *cell)  in discard()
1411 	struct dm_bio_prison_cell *cell_prealloc, *new_ocell;  in process_discard_bio()
1454 	struct dm_bio_prison_cell *cell;
1467 	struct dm_bio_prison_cell *cell_prealloc = prealloc_get_cell(l->structs);  in cell_locker()
1480 	struct dm_bio_prison_cell *cell_prealloc, *new_ocell;  in process_bio()
1687 	struct dm_bio_prison_cell *old_ocell;  in writeback_some_dirty_blocks()
2604 static int __cache_map(struct cache *cache, struct bio *bio, struct dm_bio_prison_cell **cell)  in __cache_map()
2723 	struct dm_bio_prison_cell *cell = NULL;  in cache_map()