// to view this graph, run dot(1) command in GRAPHVIZ. digraph G { node [shape=box]; whinfo [label="detailed info file\n(lower_brid_root-hinum, h_inum, namelen, old name)"]; node [shape=oval]; aufs_rename -> whinfo [label="store/remove"]; node [shape=oval]; inode_list [label="h_inum list in branch\ncache"]; node [shape=box]; whinode [label="h_inum list file"]; node [shape=oval]; brmgmt [label="br_add/del/mod/umount"]; brmgmt -> inode_list [label="create/remove"]; brmgmt -> whinode [label="load/store"]; inode_list -> whinode [style=dashed,dir=both]; aufs_rename -> inode_list [label="add/del"]; aufs_lookup -> inode_list [label="search"]; aufs_lookup -> whinfo [label="load/remove"]; }