Miklos Szeredi: > Here is my first try at a "delta" filesystem. It takes two ::: > Comments, bug reports are welcome. As I wrote before, it is unclear how do you implment mmap. I am afrid you need to copyup the entire file to support MAP_SHARED. Since you don't care the inum, the hardlink will not work correctly. For instance, $ cd /base $ echo a > a $ ln a b $ cd /deltafs $ echo a >> a $ cat b By the way, are you going to review the aufs2-tmp-ro branch which I made it responding you. J. R. Okajima -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html