1- virtual directories, reading a directory wipes out the 2 virtual directory. virtual property in the inode. 3 4- inode contains the qid, inuse, pointers, and virtual 5 property. one pointer each for 3 levels. 6 7? reserve version == -1 to mean a virtual file? makes 8 some things easier. 9 10- first inode is always the root. 11 12- adding any virtual entry to a directory makes the 13 whole directory virtual. 14 15? how do we keep cfs from swapping? 16 17? how do we resolve access to missing parts when running 18 remotely? 19 20? what are default properties of files (ones we haven't 21 stat'd)? 22