95 						struct extent_node *en)  in __try_update_largest_extent()  argument
99 	if (en->ei.len <= et->largest.len)  in __try_update_largest_extent()
102 	et->largest = en->ei;  in __try_update_largest_extent()
362 	struct extent_node *en;  in __attach_extent_node()  local
364 	en = kmem_cache_alloc(extent_node_slab, GFP_ATOMIC);  in __attach_extent_node()
365 	if (!en)  in __attach_extent_node()
368 	en->ei = *ei;  in __attach_extent_node()
369 	INIT_LIST_HEAD(&en->list);  in __attach_extent_node()
370 	en->et = et;  in __attach_extent_node()
372 	rb_link_node(&en->rb_node, parent, p);  in __attach_extent_node()
373 	rb_insert_color_cached(&en->rb_node, &et->root, leftmost);  in __attach_extent_node()
376 	return en;  in __attach_extent_node()
380 				struct extent_tree *et, struct extent_node *en)  in __detach_extent_node()  argument
384 	rb_erase_cached(&en->rb_node, &et->root);  in __detach_extent_node()
388 	if (et->cached_en == en)  in __detach_extent_node()
390 	kmem_cache_free(extent_node_slab, en);  in __detach_extent_node()
400 			struct extent_tree *et, struct extent_node *en)  in __release_extent_node()  argument
405 	f2fs_bug_on(sbi, list_empty(&en->list));  in __release_extent_node()
406 	list_del_init(&en->list);  in __release_extent_node()
409 	__detach_extent_node(sbi, et, en);  in __release_extent_node()
450 	struct extent_node *en;  in __free_extent_tree()  local
456 		en = rb_entry(node, struct extent_node, rb_node);  in __free_extent_tree()
457 		__release_extent_node(sbi, et, en);  in __free_extent_tree()
480 	struct extent_node *en;  in f2fs_init_read_extent_tree()  local
504 	en = __attach_extent_node(sbi, et, &ei, NULL,  in f2fs_init_read_extent_tree()
506 	if (en) {  in f2fs_init_read_extent_tree()
507 		et->largest = en->ei;  in f2fs_init_read_extent_tree()
508 		et->cached_en = en;  in f2fs_init_read_extent_tree()
511 		list_add_tail(&en->list, &eti->extent_list);  in f2fs_init_read_extent_tree()
545 	struct extent_node *en;  in __lookup_extent_tree()  local
564 	en = (struct extent_node *)f2fs_lookup_rb_tree(&et->root,  in __lookup_extent_tree()
566 	if (!en)  in __lookup_extent_tree()
569 	if (en == et->cached_en)  in __lookup_extent_tree()
574 	*ei = en->ei;  in __lookup_extent_tree()
576 	if (!list_empty(&en->list)) {  in __lookup_extent_tree()
577 		list_move_tail(&en->list, &eti->extent_list);  in __lookup_extent_tree()
578 		et->cached_en = en;  in __lookup_extent_tree()
599 	struct extent_node *en = NULL;  in __try_merge_extent_node()  local
604 		en = prev_ex;  in __try_merge_extent_node()
612 		if (en)  in __try_merge_extent_node()
615 		en = next_ex;  in __try_merge_extent_node()
618 	if (!en)  in __try_merge_extent_node()
621 	__try_update_largest_extent(et, en);  in __try_merge_extent_node()
624 	if (!list_empty(&en->list)) {  in __try_merge_extent_node()
625 		list_move_tail(&en->list, &eti->extent_list);  in __try_merge_extent_node()
626 		et->cached_en = en;  in __try_merge_extent_node()
629 	return en;  in __try_merge_extent_node()
641 	struct extent_node *en = NULL;  in __insert_extent_tree()  local
654 	en = __attach_extent_node(sbi, et, ei, parent, p, leftmost);  in __insert_extent_tree()
655 	if (!en)  in __insert_extent_tree()
658 	__try_update_largest_extent(et, en);  in __insert_extent_tree()
662 	list_add_tail(&en->list, &eti->extent_list);  in __insert_extent_tree()
663 	et->cached_en = en;  in __insert_extent_tree()
665 	return en;  in __insert_extent_tree()
673 	struct extent_node *en = NULL, *en1 = NULL;  in __update_extent_tree_range()  local
711 	en = (struct extent_node *)f2fs_lookup_rb_tree_ret(&et->root,  in __update_extent_tree_range()
717 	if (!en)  in __update_extent_tree_range()
718 		en = next_en;  in __update_extent_tree_range()
721 	while (en && en->ei.fofs < end) {  in __update_extent_tree_range()
727 		dei = en->ei;  in __update_extent_tree_range()
733 			en->ei.len = fofs - en->ei.fofs;  in __update_extent_tree_range()
734 			prev_en = en;  in __update_extent_tree_range()
750 				__set_extent_info(&en->ei,  in __update_extent_tree_range()
751 					end, en->ei.len - (end - dei.fofs),  in __update_extent_tree_range()
752 					en->ei.blk + (end - dei.fofs), true,  in __update_extent_tree_range()
755 				next_en = en;  in __update_extent_tree_range()
761 			struct rb_node *node = rb_next(&en->rb_node);  in __update_extent_tree_range()
768 			__try_update_largest_extent(et, en);  in __update_extent_tree_range()
770 			__release_extent_node(sbi, et, en);  in __update_extent_tree_range()
781 		en = next_en;  in __update_extent_tree_range()
838 	struct extent_node *en = NULL;  in f2fs_update_read_extent_tree_range_compressed()  local
853 	en = (struct extent_node *)f2fs_lookup_rb_tree_ret(&et->root,  in f2fs_update_read_extent_tree_range_compressed()
859 	if (en)  in f2fs_update_read_extent_tree_range_compressed()
978 	struct extent_node *en;  in __shrink_extent_tree()  local
1020 		en = list_first_entry(&eti->extent_list,  in __shrink_extent_tree()
1022 		et = en->et;  in __shrink_extent_tree()
1025 			list_move_tail(&en->list, &eti->extent_list);  in __shrink_extent_tree()
1029 		list_del_init(&en->list);  in __shrink_extent_tree()
1032 		__detach_extent_node(sbi, et, en);  in __shrink_extent_tree()