151 		struct ubi_wl_entry *e1;  in wl_tree_add()  local
154 		e1 = rb_entry(parent, struct ubi_wl_entry, u.rb);  in wl_tree_add()
156 		if (e->ec < e1->ec)  in wl_tree_add()
158 		else if (e->ec > e1->ec)  in wl_tree_add()
161 			ubi_assert(e->pnum != e1->pnum);  in wl_tree_add()
162 			if (e->pnum < e1->pnum)  in wl_tree_add()
248 		struct ubi_wl_entry *e1;  in in_wl_tree()  local
250 		e1 = rb_entry(p, struct ubi_wl_entry, u.rb);  in in_wl_tree()
252 		if (e->pnum == e1->pnum) {  in in_wl_tree()
253 			ubi_assert(e == e1);  in in_wl_tree()
257 		if (e->ec < e1->ec)  in in_wl_tree()
259 		else if (e->ec > e1->ec)  in in_wl_tree()
262 			ubi_assert(e->pnum != e1->pnum);  in in_wl_tree()
263 			if (e->pnum < e1->pnum)  in in_wl_tree()
315 		struct ubi_wl_entry *e1;  in find_wl_entry()  local
317 		e1 = rb_entry(p, struct ubi_wl_entry, u.rb);  in find_wl_entry()
318 		if (e1->ec >= max)  in find_wl_entry()
323 			e = e1;  in find_wl_entry()
679 	struct ubi_wl_entry *e1, *e2;  local
718 		e1 = find_anchor_wl_entry(&ubi->used);
719 		if (!e1)
725 		self_check_in_wl_tree(ubi, e1, &ubi->used);
726 		rb_erase(&e1->u.rb, &ubi->used);
727 		dbg_wl("anchor-move PEB %d to PEB %d", e1->pnum, e2->pnum);
737 		e1 = rb_entry(rb_first(&ubi->used), struct ubi_wl_entry, u.rb);
742 		if (!(e2->ec - e1->ec >= UBI_WL_THRESHOLD)) {
744 			       e1->ec, e2->ec);
751 		self_check_in_wl_tree(ubi, e1, &ubi->used);
752 		rb_erase(&e1->u.rb, &ubi->used);
754 		       e1->pnum, e1->ec, e2->pnum, e2->ec);
758 		e1 = rb_entry(rb_first(&ubi->scrub), struct ubi_wl_entry, u.rb);
763 		self_check_in_wl_tree(ubi, e1, &ubi->scrub);
764 		rb_erase(&e1->u.rb, &ubi->scrub);
765 		dbg_wl("scrub PEB %d to PEB %d", e1->pnum, e2->pnum);
768 	ubi->move_from = e1;
783 	err = ubi_io_read_vid_hdr(ubi, e1->pnum, vid_hdr, 0);
796 			dbg_wl("PEB %d has no VID header", e1->pnum);
806 			       e1->pnum);
812 			err, e1->pnum);
819 	err = ubi_eba_copy_leb(ubi, e1->pnum, e2->pnum, vid_hdr);
872 			e1->pnum, vol_id, lnum, e2->pnum);
884 	err = do_sync_erase(ubi, e1, vol_id, lnum, 0);
915 		       e1->pnum, vol_id, lnum, e2->pnum, err);
918 		       e1->pnum, e2->pnum, err);
921 		prot_queue_add(ubi, e1);
923 		wl_tree_add(e1, &ubi->erroneous);
926 		wl_tree_add(e1, &ubi->scrub);
928 		wl_tree_add(e1, &ubi->used);
945 			err, e1->pnum, e2->pnum);
948 			err, e1->pnum, vol_id, lnum, e2->pnum);
955 	wl_entry_destroy(ubi, e1);
984 	struct ubi_wl_entry *e1;  local
1008 		e1 = rb_entry(rb_first(&ubi->used), struct ubi_wl_entry, u.rb);
1011 		if (!(e2->ec - e1->ec >= UBI_WL_THRESHOLD))