382 	f2fs_down_read(&nm_i->nat_tree_lock);  in f2fs_need_dentry_mark()
389 	f2fs_up_read(&nm_i->nat_tree_lock);  in f2fs_need_dentry_mark()
399 	f2fs_down_read(&nm_i->nat_tree_lock);  in f2fs_is_checkpointed_node()
403 	f2fs_up_read(&nm_i->nat_tree_lock);  in f2fs_is_checkpointed_node()
413 	f2fs_down_read(&nm_i->nat_tree_lock);  in f2fs_need_inode_block_update()
419 	f2fs_up_read(&nm_i->nat_tree_lock);  in f2fs_need_inode_block_update()
438 	f2fs_down_write(&nm_i->nat_tree_lock);  in cache_nat_entry()
447 	f2fs_up_write(&nm_i->nat_tree_lock);  in cache_nat_entry()
459 	f2fs_down_write(&nm_i->nat_tree_lock);  in set_node_addr()
508 	f2fs_up_write(&nm_i->nat_tree_lock);  in set_node_addr()
516 	if (!f2fs_down_write_trylock(&nm_i->nat_tree_lock))  in f2fs_try_to_free_nats()
538 	f2fs_up_write(&nm_i->nat_tree_lock);  in f2fs_try_to_free_nats()
560 	f2fs_down_read(&nm_i->nat_tree_lock);  in f2fs_get_node_info()
566 		f2fs_up_read(&nm_i->nat_tree_lock);  in f2fs_get_node_info()
578 	} else if (f2fs_rwsem_is_contended(&nm_i->nat_tree_lock) ||  in f2fs_get_node_info()
580 		f2fs_up_read(&nm_i->nat_tree_lock);  in f2fs_get_node_info()
591 		f2fs_up_read(&nm_i->nat_tree_lock);  in f2fs_get_node_info()
597 	f2fs_up_read(&nm_i->nat_tree_lock);  in f2fs_get_node_info()
2232 	f2fs_down_read(&nm_i->nat_tree_lock);  in f2fs_nat_bitmap_enabled()
2239 	f2fs_up_read(&nm_i->nat_tree_lock);  in f2fs_nat_bitmap_enabled()
2422 	f2fs_down_read(&nm_i->nat_tree_lock);  in scan_free_nid_bits()
2445 	f2fs_up_read(&nm_i->nat_tree_lock);  in scan_free_nid_bits()
2480 	f2fs_down_read(&nm_i->nat_tree_lock);  in __f2fs_build_free_nids()
2495 				f2fs_up_read(&nm_i->nat_tree_lock);  in __f2fs_build_free_nids()
2515 	f2fs_up_read(&nm_i->nat_tree_lock);  in __f2fs_build_free_nids()
2960 	f2fs_down_read(&nm_i->nat_tree_lock);  in f2fs_enable_nat_bits()
2980 	f2fs_up_read(&nm_i->nat_tree_lock);  in f2fs_enable_nat_bits()
3078 		f2fs_down_write(&nm_i->nat_tree_lock);  in f2fs_flush_nat_entries()
3080 		f2fs_up_write(&nm_i->nat_tree_lock);  in f2fs_flush_nat_entries()
3086 	f2fs_down_write(&nm_i->nat_tree_lock);  in f2fs_flush_nat_entries()
3115 	f2fs_up_write(&nm_i->nat_tree_lock);  in f2fs_flush_nat_entries()
3236 	init_f2fs_rwsem(&nm_i->nat_tree_lock);  in init_node_manager()
3342 	f2fs_down_write(&nm_i->nat_tree_lock);  in f2fs_destroy_node_manager()
3372 	f2fs_up_write(&nm_i->nat_tree_lock);  in f2fs_destroy_node_manager()