58 	struct reada_zone	*zones[BTRFS_MAX_MIRRORS];
63 struct reada_zone {  struct
223 static struct reada_zone *reada_find_zone(struct btrfs_device *dev, u64 logical,  in reada_find_zone()
228 	struct reada_zone *zone;  in reada_find_zone()
352 		struct reada_zone *zone;  in reada_find_extent()
458 		struct reada_zone *zone;  in reada_find_extent()
496 		struct reada_zone *zone = re->zones[i];  in reada_extent_put()
504 		struct reada_zone *zone = re->zones[i];  in reada_extent_put()
526 	struct reada_zone *zone = container_of(kref, struct reada_zone, refcnt);  in reada_zone_release()
576 static void reada_peer_zones_set_lock(struct reada_zone *zone, int lock)  in reada_peer_zones_set_lock()
582 		struct reada_zone *peer;  in reada_peer_zones_set_lock()
594 	struct reada_zone *top_zone = NULL;  in reada_pick_zone()
595 	struct reada_zone *top_locked_zone = NULL;  in reada_pick_zone()
608 		struct reada_zone *zone;  in reada_pick_zone()
817 			struct reada_zone *zone;  in dump_devs()